Resolve "Decouple multi-file editor from file list"

68 files changed, 1768 insertions, 936 deletions

diff --git a/app/assets/javascripts/api.js b/app/assets/javascripts/api.js
index d963101028a..21d8c790e90 100644
--- a/app/assets/javascripts/api.js
+++ b/app/assets/javascripts/api.js
@@ -1,4 +1,5 @@
 import $ from 'jquery';
+import axios from './lib/utils/axios_utils';
 
 const Api = {
   groupsPath: '/api/:version/groups.json',
@@ -6,6 +7,7 @@ const Api = {
   namespacesPath: '/api/:version/namespaces.json',
   groupProjectsPath: '/api/:version/groups/:id/projects.json',
   projectsPath: '/api/:version/projects.json',
+  projectPath: '/api/:version/projects/:id',
   projectLabelsPath: '/:namespace_path/:project_path/labels',
   groupLabelsPath: '/groups/:namespace_path/labels',
   licensePath: '/api/:version/templates/licenses/:key',
@@ -76,6 +78,14 @@ const Api = {
       .done(projects => callback(projects));
   },
 
+  // Return single project
+  project(projectPath) {
+    const url = Api.buildUrl(Api.projectPath)
+            .replace(':id', encodeURIComponent(projectPath));
+
+    return axios.get(url);
+  },
+
   newLabel(namespacePath, projectPath, data, callback) {
     let url;
 
@@ -115,7 +125,7 @@ const Api = {
   commitMultiple(id, data) {
     // see https://docs.gitlab.com/ce/api/commits.html#create-a-commit-with-multiple-files-and-actions
     const url = Api.buildUrl(Api.commitPath)
-      .replace(':id', id);
+      .replace(':id', encodeURIComponent(id));
     return this.wrapAjaxCall({
       url,
       type: 'POST',
@@ -127,7 +137,7 @@ const Api = {
 
   branchSingle(id, branch) {
     const url = Api.buildUrl(Api.branchSinglePath)
-      .replace(':id', id)
+      .replace(':id', encodeURIComponent(id))
       .replace(':branch', branch);
 
     return this.wrapAjaxCall({
diff --git a/app/assets/javascripts/dispatcher.js b/app/assets/javascripts/dispatcher.js
index 62867c56214..07df3c216b1 100644
--- a/app/assets/javascripts/dispatcher.js
+++ b/app/assets/javascripts/dispatcher.js
@@ -73,7 +73,6 @@ import initLegacyFilters from './init_legacy_filters';
 import initIssuableSidebar from './init_issuable_sidebar';
 import initProjectVisibilitySelector from './project_visibility';
 import GpgBadges from './gpg_badges';
-import UserFeatureHelper from './helpers/user_feature_helper';
 import initChangesDropdown from './init_changes_dropdown';
 import NewGroupChild from './groups/new_group_child';
 import AbuseReports from './abuse_reports';
@@ -447,9 +446,6 @@ import Activities from './activities';
           break;
         case 'projects:tree:show':
           shortcut_handler = new ShortcutsNavigation();
-
-          if (UserFeatureHelper.isNewRepoEnabled()) break;
-
           new TreeView();
           new BlobViewer();
           new NewCommitForm($('.js-create-dir-form'));
@@ -468,7 +464,6 @@ import Activities from './activities';
           shortcut_handler = true;
           break;
         case 'projects:blob:show':
-          if (UserFeatureHelper.isNewRepoEnabled()) break;
           new BlobViewer();
           initBlob();
           break;
diff --git a/app/assets/javascripts/fly_out_nav.js b/app/assets/javascripts/fly_out_nav.js
index 6110d961609..abb04d77f8f 100644
--- a/app/assets/javascripts/fly_out_nav.js
+++ b/app/assets/javascripts/fly_out_nav.js
@@ -161,13 +161,16 @@ export default () => {
 
   const items = [...sidebar.querySelectorAll('.sidebar-top-level-items > li')];
 
-  sidebar.querySelector('.sidebar-top-level-items').addEventListener('mouseleave', () => {
-    clearTimeout(timeoutId);
-
-    timeoutId = setTimeout(() => {
-      if (currentOpenMenu) hideMenu(currentOpenMenu);
-    }, getHideSubItemsInterval());
-  });
+  const topItems = sidebar.querySelector('.sidebar-top-level-items');
+  if (topItems) {
+    sidebar.querySelector('.sidebar-top-level-items').addEventListener('mouseleave', () => {
+      clearTimeout(timeoutId);
+
+      timeoutId = setTimeout(() => {
+        if (currentOpenMenu) hideMenu(currentOpenMenu);
+      }, getHideSubItemsInterval());
+    });
+  }
 
   headerHeight = document.querySelector('.nav-sidebar').offsetTop;
 
diff --git a/app/assets/javascripts/helpers/user_feature_helper.js b/app/assets/javascripts/helpers/user_feature_helper.js
deleted file mode 100644
index 638118a5204..00000000000
--- a/app/assets/javascripts/helpers/user_feature_helper.js
+++ /dev/null
@@ -1,7 +0,0 @@
-import Cookies from 'js-cookie';
-
-export default {
-  isNewRepoEnabled() {
-    return Cookies.get('new_repo') === 'true';
-  },
-};
diff --git a/app/assets/javascripts/ide/components/commit_sidebar/list.vue b/app/assets/javascripts/ide/components/commit_sidebar/list.vue
new file mode 100644
index 00000000000..704dff981df
--- /dev/null
+++ b/app/assets/javascripts/ide/components/commit_sidebar/list.vue
@@ -0,0 +1,66 @@
+<script>
+  import { mapState } from 'vuex';
+  import icon from '../../../vue_shared/components/icon.vue';
+  import listItem from './list_item.vue';
+  import listCollapsed from './list_collapsed.vue';
+
+  export default {
+    components: {
+      icon,
+      listItem,
+      listCollapsed,
+    },
+    props: {
+      title: {
+        type: String,
+        required: true,
+      },
+      fileList: {
+        type: Array,
+        required: true,
+      },
+    },
+    computed: {
+      ...mapState([
+        'currentProjectId',
+        'currentBranchId',
+        'rightPanelCollapsed',
+      ]),
+    },
+    methods: {
+      toggleCollapsed() {
+        this.$emit('toggleCollapsed');
+      },
+    },
+
+  };
+</script>
+
+<template>
+  <div class="multi-file-commit-list">
+    <list-collapsed
+      v-if="rightPanelCollapsed"
+    />
+    <template v-else>
+      <ul
+        v-if="fileList.length"
+        class="list-unstyled append-bottom-0"
+      >
+        <li
+          v-for="file in fileList"
+          :key="file.key"
+        >
+          <list-item
+            :file="file"
+          />
+        </li>
+      </ul>
+      <div
+        v-else
+        class="help-block prepend-top-0"
+      >
+        No changes
+      </div>
+    </template>
+  </div>
+</template>
diff --git a/app/assets/javascripts/repo/components/commit_sidebar/list_collapsed.vue b/app/assets/javascripts/ide/components/commit_sidebar/list_collapsed.vue
index 6a0262f271b..6a0262f271b 100644
--- a/app/assets/javascripts/repo/components/commit_sidebar/list_collapsed.vue
+++ b/app/assets/javascripts/ide/components/commit_sidebar/list_collapsed.vue
diff --git a/app/assets/javascripts/repo/components/commit_sidebar/list_item.vue b/app/assets/javascripts/ide/components/commit_sidebar/list_item.vue
index 742f746e02f..742f746e02f 100644
--- a/app/assets/javascripts/repo/components/commit_sidebar/list_item.vue
+++ b/app/assets/javascripts/ide/components/commit_sidebar/list_item.vue
diff --git a/app/assets/javascripts/ide/components/ide.vue b/app/assets/javascripts/ide/components/ide.vue
new file mode 100644
index 00000000000..7f29a355eca
--- /dev/null
+++ b/app/assets/javascripts/ide/components/ide.vue
@@ -0,0 +1,73 @@
+<script>
+import { mapState, mapGetters } from 'vuex';
+import ideSidebar from './ide_side_bar.vue';
+import ideContextbar from './ide_context_bar.vue';
+import repoTabs from './repo_tabs.vue';
+import repoFileButtons from './repo_file_buttons.vue';
+import ideStatusBar from './ide_status_bar.vue';
+import repoPreview from './repo_preview.vue';
+import repoEditor from './repo_editor.vue';
+
+export default {
+  computed: {
+    ...mapState([
+      'currentBlobView',
+      'selectedFile',
+    ]),
+    ...mapGetters([
+      'changedFiles',
+      'activeFile',
+    ]),
+  },
+  components: {
+    ideSidebar,
+    ideContextbar,
+    repoTabs,
+    repoFileButtons,
+    ideStatusBar,
+    repoEditor,
+    repoPreview,
+  },
+  mounted() {
+    const returnValue = 'Are you sure you want to lose unsaved changes?';
+    window.onbeforeunload = (e) => {
+      if (!this.changedFiles.length) return undefined;
+
+      Object.assign(e, {
+        returnValue,
+      });
+      return returnValue;
+    };
+  },
+};
+</script>
+
+<template>
+  <div 
+    class="ide-view"
+  >
+    <ide-sidebar/>
+    <div
+      class="multi-file-edit-pane"
+    >
+      <template
+        v-if="activeFile">
+        <repo-tabs/>
+        <component
+          class="multi-file-edit-pane-content"
+          :is="currentBlobView"
+        />
+        <repo-file-buttons/>
+        <ide-status-bar
+          :file="selectedFile"/>
+      </template>
+      <template
+        v-else>
+        <div class="ide-empty-state">
+          <h2 class="clgray">Welcome to the GitLab IDE</h2>
+        </div>
+      </template>
+    </div>
+    <ide-contextbar/>
+  </div>
+</template>
diff --git a/app/assets/javascripts/ide/components/ide_context_bar.vue b/app/assets/javascripts/ide/components/ide_context_bar.vue
new file mode 100644
index 00000000000..5a08718e386
--- /dev/null
+++ b/app/assets/javascripts/ide/components/ide_context_bar.vue
@@ -0,0 +1,75 @@
+<script>
+import { mapGetters, mapState, mapActions } from 'vuex';
+import repoCommitSection from './repo_commit_section.vue';
+import icon from '../../vue_shared/components/icon.vue';
+
+export default {
+  components: {
+    repoCommitSection,
+    icon,
+  },
+  computed: {
+    ...mapState([
+      'rightPanelCollapsed',
+    ]),
+    ...mapGetters([
+      'changedFiles',
+    ]),
+    currentIcon() {
+      return this.rightPanelCollapsed ? 'angle-double-left' : 'angle-double-right';
+    },
+  },
+  methods: {
+    ...mapActions([
+      'setPanelCollapsedStatus',
+    ]),
+    toggleCollapsed() {
+      this.setPanelCollapsedStatus({
+        side: 'right',
+        collapsed: !this.rightPanelCollapsed,
+      });
+    },
+  },
+};
+</script>
+
+<template>
+  <div
+    class="multi-file-commit-panel"
+    :class="{
+      'is-collapsed': rightPanelCollapsed,
+    }"
+  >
+    <div 
+      class="multi-file-commit-panel-section">
+      <header
+        class="multi-file-commit-panel-header"
+        :class="{
+            'is-collapsed': rightPanelCollapsed,
+          }"
+        >
+        <div
+          class="multi-file-commit-panel-header-title"
+          v-if="!rightPanelCollapsed">
+          <icon
+            name="list-bulleted"
+            :size="18"
+          />
+          Staged
+        </div>
+        <button
+          type="button"
+          class="btn btn-transparent multi-file-commit-panel-collapse-btn"
+          @click="toggleCollapsed"
+        >
+          <icon
+            :name="currentIcon"
+            :size="18"
+          />
+        </button>
+      </header>
+      <repo-commit-section 
+        class=""/>
+    </div>
+  </div>
+</template>
diff --git a/app/assets/javascripts/ide/components/ide_project_branches_tree.vue b/app/assets/javascripts/ide/components/ide_project_branches_tree.vue
new file mode 100644
index 00000000000..bd3a521ff43
--- /dev/null
+++ b/app/assets/javascripts/ide/components/ide_project_branches_tree.vue
@@ -0,0 +1,47 @@
+<script>
+import repoTree from './ide_repo_tree.vue';
+import icon from '../../vue_shared/components/icon.vue';
+import newDropdown from './new_dropdown/index.vue';
+
+export default {
+  components: {
+    repoTree,
+    icon,
+    newDropdown,
+  },
+  props: {
+    projectId: {
+      type: String,
+      required: true,
+    },
+    branch: {
+      type: Object,
+      required: true,
+    },
+  },
+};
+</script>
+
+<template>
+  <div class="branch-container">
+    <div class="branch-header">
+      <div class="branch-header-title">
+        <icon
+          name="branch"
+          :size="12">
+        </icon>
+        {{ branch.name }}
+      </div>
+      <div class="branch-header-btns">
+        <new-dropdown
+          :project-id="projectId"
+          :branch="branch.name"
+          path=""/>
+      </div>
+    </div>
+    <div>
+      <repo-tree
+        :treeId="branch.treeId"/>
+    </div>
+  </div>
+</template>
diff --git a/app/assets/javascripts/ide/components/ide_project_tree.vue b/app/assets/javascripts/ide/components/ide_project_tree.vue
new file mode 100644
index 00000000000..61daba6d176
--- /dev/null
+++ b/app/assets/javascripts/ide/components/ide_project_tree.vue
@@ -0,0 +1,47 @@
+<script>
+import branchesTree from './ide_project_branches_tree.vue';
+import projectAvatarImage from '../../vue_shared/components/project_avatar/image.vue';
+
+export default {
+  components: {
+    branchesTree,
+    projectAvatarImage,
+  },
+  props: {
+    project: {
+      type: Object,
+      required: true,
+    },
+  },
+};
+</script>
+
+<template>
+  <div class="projects-sidebar">
+    <div class="context-header">
+      <a 
+        :title="project.name" 
+        :href="project.web_url">
+        <div class="avatar-container s40 project-avatar">
+          <project-avatar-image
+            class="avatar-container project-avatar"
+            :link-href="project.path"
+            :img-src="project.avatar_url"
+            :img-alt="project.name"
+            :img-size="40"
+            />
+        </div>
+        <div class="sidebar-context-title">
+          {{ project.name }}
+        </div>
+      </a>
+    </div>
+    <div class="multi-file-commit-panel-inner-scroll">
+      <branches-tree
+        v-for="(branch, index) in project.branches"
+        :key="branch.name"
+        :project-id="project.path_with_namespace"
+        :branch="branch"/>
+    </div>
+  </div>
+</template>
diff --git a/app/assets/javascripts/ide/components/ide_repo_tree.vue b/app/assets/javascripts/ide/components/ide_repo_tree.vue
new file mode 100644
index 00000000000..b6b089e6b25
--- /dev/null
+++ b/app/assets/javascripts/ide/components/ide_repo_tree.vue
@@ -0,0 +1,66 @@
+<script>
+import { mapState } from 'vuex';
+import RepoPreviousDirectory from './repo_prev_directory.vue';
+import RepoFile from './repo_file.vue';
+import RepoLoadingFile from './repo_loading_file.vue';
+import { treeList } from '../stores/utils';
+
+export default {
+  components: {
+    'repo-previous-directory': RepoPreviousDirectory,
+    'repo-file': RepoFile,
+    'repo-loading-file': RepoLoadingFile,
+  },
+  props: {
+    treeId: {
+      type: String,
+      required: true,
+    },
+  },
+  computed: {
+    ...mapState([
+      'loading',
+      'isRoot',
+    ]),
+    ...mapState({
+      projectName(state) {
+        return state.project.name;
+      },
+    }),
+    fetchedList() {
+      return treeList(this.$store.state, this.treeId);
+    },
+    hasPreviousDirectory() {
+      return !this.isRoot && this.fetchedList.length;
+    },
+    showLoading() {
+      return this.loading;
+    },
+  },
+};
+</script>
+
+<template>
+<div>
+  <div class="ide-file-list">
+    <table class="table">
+      <tbody
+        v-if="treeId">
+        <repo-previous-directory
+          v-if="hasPreviousDirectory"
+        />
+        <repo-loading-file
+          v-if="showLoading"
+          v-for="n in 5"
+          :key="n"
+        />
+        <repo-file
+          v-for="file in fetchedList"
+          :key="file.key"
+          :file="file"
+        />
+      </tbody>
+    </table>
+  </div>
+</div>
+</template>
diff --git a/app/assets/javascripts/ide/components/ide_side_bar.vue b/app/assets/javascripts/ide/components/ide_side_bar.vue
new file mode 100644
index 00000000000..535398d98c2
--- /dev/null
+++ b/app/assets/javascripts/ide/components/ide_side_bar.vue
@@ -0,0 +1,62 @@
+<script>
+import { mapState, mapActions } from 'vuex';
+import projectTree from './ide_project_tree.vue';
+import icon from '../../vue_shared/components/icon.vue';
+
+export default {
+  components: {
+    projectTree,
+    icon,
+  },
+  computed: {
+    ...mapState([
+      'projects',
+      'leftPanelCollapsed',
+    ]),
+    currentIcon() {
+      return this.leftPanelCollapsed ? 'angle-double-right' : 'angle-double-left';
+    },
+  },
+  methods: {
+    ...mapActions([
+      'setPanelCollapsedStatus',
+    ]),
+    toggleCollapsed() {
+      this.setPanelCollapsedStatus({
+        side: 'left',
+        collapsed: !this.leftPanelCollapsed,
+      });
+    },
+  },
+};
+</script>
+
+<template>
+  <div
+      class="multi-file-commit-panel"
+      :class="{
+        'is-collapsed': leftPanelCollapsed,
+      }"
+    >
+    <div class="multi-file-commit-panel-inner">
+      <project-tree
+        v-for="(project, index) in projects"
+        :key="project.id"
+        :project="project"/>
+    </div>
+    <button
+      type="button"
+      class="btn btn-transparent left-collapse-btn"
+      @click="toggleCollapsed"
+    >
+      <icon
+        :name="currentIcon"
+        :size="18"
+      />
+      <span
+        v-if="!leftPanelCollapsed"
+        class="collapse-text"
+      >Collapse sidebar</span>
+    </button>
+  </div>
+</template>
diff --git a/app/assets/javascripts/ide/components/ide_status_bar.vue b/app/assets/javascripts/ide/components/ide_status_bar.vue
new file mode 100644
index 00000000000..a24abadd936
--- /dev/null
+++ b/app/assets/javascripts/ide/components/ide_status_bar.vue
@@ -0,0 +1,71 @@
+<script>
+import { mapState } from 'vuex';
+import icon from '../../vue_shared/components/icon.vue';
+import tooltip from '../../vue_shared/directives/tooltip';
+import timeAgoMixin from '../../vue_shared/mixins/timeago';
+
+export default {
+  props: {
+    file: {
+      type: Object,
+      required: true,
+    },
+  },
+  components: {
+    icon,
+  },
+  directives: {
+    tooltip,
+  },
+  mixins: [
+    timeAgoMixin,
+  ],
+  computed: {
+    ...mapState([
+      'selectedFile',
+    ]),
+  },
+};
+</script>
+
+<template>
+  <div
+    class="ide-status-bar">
+    <div>
+      <icon
+        name="branch"
+        :size="12">
+      </icon>
+      {{ selectedFile.branchId }}
+    </div>
+    <div>
+      <div
+        v-if="selectedFile.lastCommit && selectedFile.lastCommit.id">
+        Last commit:
+        <a
+          v-tooltip
+          :title="selectedFile.lastCommit.message"
+          :href="selectedFile.lastCommit.url">
+          {{ timeFormated(selectedFile.lastCommit.updatedAt) }} by 
+          {{ selectedFile.lastCommit.author }}
+        </a>
+      </div>      
+    </div>
+    <div
+      class="text-right">
+      {{ selectedFile.name }}
+    </div>
+    <div 
+      class="text-right">
+      {{ selectedFile.eol }}
+    </div>
+    <div 
+      class="text-right">
+      {{ file.editorRow }}:{{ file.editorColumn }}
+    </div>
+    <div 
+      class="text-right">
+      {{ selectedFile.fileLanguage }}
+    </div>
+  </div>
+</template>
diff --git a/app/assets/javascripts/repo/components/new_branch_form.vue b/app/assets/javascripts/ide/components/new_branch_form.vue
index ba7090e4a9d..2119d373d31 100644
--- a/app/assets/javascripts/repo/components/new_branch_form.vue
+++ b/app/assets/javascripts/ide/components/new_branch_form.vue
@@ -44,7 +44,7 @@
             this.branchName = '';
 
             if (this.dropdownText) {
-              this.dropdownText.textContent = this.currentBranch;
+              this.dropdownText.textContent = this.currentBranchId;
             }
 
             this.toggleDropdown();
diff --git a/app/assets/javascripts/ide/components/new_dropdown/index.vue b/app/assets/javascripts/ide/components/new_dropdown/index.vue
new file mode 100644
index 00000000000..6e67e99a70f
--- /dev/null
+++ b/app/assets/javascripts/ide/components/new_dropdown/index.vue
@@ -0,0 +1,101 @@
+<script>
+  import newModal from './modal.vue';
+  import upload from './upload.vue';
+  import icon from '../../../vue_shared/components/icon.vue';
+
+  export default {
+    props: {
+      branch: {
+        type: String,
+        required: true,
+      },
+      path: {
+        type: String,
+        required: true,
+      },
+      parent: {
+        type: Object,
+        default: null,
+      },
+    },
+    components: {
+      icon,
+      newModal,
+      upload,
+    },
+    data() {
+      return {
+        openModal: false,
+        modalType: '',
+      };
+    },
+    methods: {
+      createNewItem(type) {
+        this.modalType = type;
+        this.toggleModalOpen();
+      },
+      toggleModalOpen() {
+        this.openModal = !this.openModal;
+      },
+    },
+  };
+</script>
+
+<template>
+  <div class="repo-new-btn pull-right">
+    <div class="dropdown">
+      <button
+        type="button"
+        class="btn btn-sm btn-default dropdown-toggle add-to-tree"
+        data-toggle="dropdown"
+        aria-label="Create new file or directory"
+      >
+        <icon
+          name="plus"
+          :size="12"
+          css-classes="pull-left"
+        />
+        <icon
+          name="arrow-down"
+          :size="12"
+          css-classes="pull-left"
+        />
+      </button>
+      <ul class="dropdown-menu dropdown-menu-right">
+        <li>
+          <a
+            href="#"
+            role="button"
+            @click.prevent="createNewItem('blob')"
+          >
+            {{ __('New file') }}
+          </a>
+        </li>
+        <li>
+          <upload
+            :branch-id="branch"
+            :path="path"
+            :parent="parent"
+          />
+        </li>
+        <li>
+          <a
+            href="#"
+            role="button"
+            @click.prevent="createNewItem('tree')"
+          >
+            {{ __('New directory') }}
+          </a>
+        </li>
+      </ul>
+    </div>
+    <new-modal
+      v-if="openModal"
+      :type="modalType"
+      :branch-id="branch"
+      :path="path"
+      :parent="parent"
+      @toggle="toggleModalOpen"
+    />
+  </div>
+</template>
diff --git a/app/assets/javascripts/repo/components/new_dropdown/modal.vue b/app/assets/javascripts/ide/components/new_dropdown/modal.vue
index c191af7dec3..a0650d37690 100644
--- a/app/assets/javascripts/repo/components/new_dropdown/modal.vue
+++ b/app/assets/javascripts/ide/components/new_dropdown/modal.vue
@@ -1,10 +1,18 @@
 <script>
-  import { mapActions } from 'vuex';
+  import { mapActions, mapState } from 'vuex';
   import { __ } from '../../../locale';
   import modal from '../../../vue_shared/components/modal.vue';
 
   export default {
     props: {
+      branchId: {
+        type: String,
+        required: true,
+      },
+      parent: {
+        type: Object,
+        default: null,
+      },
       type: {
         type: String,
         required: true,
@@ -28,6 +36,9 @@
       ]),
       createEntryInStore() {
         this.createTempEntry({
+          projectId: this.currentProjectId,
+          branchId: this.branchId,
+          parent: this.parent,
           name: this.entryName.replace(new RegExp(`^${this.path}/`), ''),
           type: this.type,
         });
@@ -39,6 +50,9 @@
       },
     },
     computed: {
+      ...mapState([
+        'currentProjectId',
+      ]),
       modalTitle() {
         if (this.type === 'tree') {
           return __('Create new directory');
diff --git a/app/assets/javascripts/repo/components/new_dropdown/upload.vue b/app/assets/javascripts/ide/components/new_dropdown/upload.vue
index 14ad32f4ae0..2a2f2a241fc 100644
--- a/app/assets/javascripts/repo/components/new_dropdown/upload.vue
+++ b/app/assets/javascripts/ide/components/new_dropdown/upload.vue
@@ -1,12 +1,22 @@
 <script>
-  import { mapActions } from 'vuex';
+  import { mapActions, mapState } from 'vuex';
 
   export default {
     props: {
-      path: {
+      branchId: {
         type: String,
         required: true,
       },
+      parent: {
+        type: Object,
+        default: null,
+      },
+    },
+    computed: {
+      ...mapState([
+        'trees',
+        'currentProjectId',
+      ]),
     },
     methods: {
       ...mapActions([
@@ -22,6 +32,9 @@
 
         this.createTempEntry({
           name,
+          projectId: this.currentProjectId,
+          branchId: this.branchId,
+          parent: this.parent,
           type: 'blob',
           content: result,
           base64: !isText,
@@ -42,6 +55,9 @@
       openFile() {
         Array.from(this.$refs.fileUpload.files).forEach(file => this.readFile(file));
       },
+      startFileUpload() {
+        this.$refs.fileUpload.click();
+      },
     },
     mounted() {
       this.$refs.fileUpload.addEventListener('change', this.openFile);
@@ -53,16 +69,19 @@
 </script>
 
 <template>
-  <label
-    role="button"
-    class="menu-item"
-  >
-    {{ __('Upload file') }}
+  <div>
+    <a
+      href="#"
+      role="button"
+      @click.prevent="startFileUpload"
+    >
+      {{ __('Upload file') }}
+    </a>
     <input
       id="file-upload"
       type="file"
       class="hidden"
       ref="fileUpload"
     />
-  </label>
+  </div>
 </template>
diff --git a/app/assets/javascripts/repo/components/repo_commit_section.vue b/app/assets/javascripts/ide/components/repo_commit_section.vue
index 4e0178072cb..470db2c9650 100644
--- a/app/assets/javascripts/repo/components/repo_commit_section.vue
+++ b/app/assets/javascripts/ide/components/repo_commit_section.vue
@@ -20,12 +20,13 @@ export default {
       submitCommitsLoading: false,
       startNewMR: false,
       commitMessage: '',
-      collapsed: true,
     };
   },
   computed: {
     ...mapState([
-      'currentBranch',
+      'currentProjectId',
+      'currentBranchId',
+      'rightPanelCollapsed',
     ]),
     ...mapGetters([
       'changedFiles',
@@ -42,12 +43,13 @@ export default {
       'checkCommitStatus',
       'commitChanges',
       'getTreeData',
+      'setPanelCollapsedStatus',
     ]),
     makeCommit(newBranch = false) {
       const createNewBranch = newBranch || this.startNewMR;
 
       const payload = {
-        branch: createNewBranch ? `${this.currentBranch}-${new Date().getTime().toString()}` : this.currentBranch,
+        branch: createNewBranch ? `${this.currentBranchId}-${new Date().getTime().toString()}` : this.currentBranchId,
         commit_message: this.commitMessage,
         actions: this.changedFiles.map(f => ({
           action: f.tempFile ? 'create' : 'update',
@@ -55,7 +57,7 @@ export default {
           content: f.content,
           encoding: f.base64 ? 'base64' : 'text',
         })),
-        start_branch: createNewBranch ? this.currentBranch : undefined,
+        start_branch: createNewBranch ? this.currentBranchId : undefined,
       };
 
       this.showNewBranchModal = false;
@@ -64,7 +66,12 @@ export default {
       this.commitChanges({ payload, newMr: this.startNewMR })
         .then(() => {
           this.submitCommitsLoading = false;
-          this.getTreeData();
+          this.$store.dispatch('getTreeData', {
+            projectId: this.currentProjectId,
+            branch: this.currentBranchId,
+            endpoint: `/tree/${this.currentBranchId}`,
+            force: true,
+          });
         })
         .catch(() => {
           this.submitCommitsLoading = false;
@@ -86,19 +93,17 @@ export default {
         });
     },
     toggleCollapsed() {
-      this.collapsed = !this.collapsed;
+      this.setPanelCollapsedStatus({
+        side: 'right',
+        collapsed: !this.rightPanelCollapsed,
+      });
     },
   },
 };
 </script>
 
 <template>
-<div
-  class="multi-file-commit-panel"
-  :class="{
-    'is-collapsed': collapsed,
-  }"
->
+<div class="multi-file-commit-panel-section">
   <modal
     v-if="showNewBranchModal"
     :primary-button-label="__('Create new branch')"
@@ -108,28 +113,16 @@ export default {
     @toggle="showNewBranchModal = false"
     @submit="makeCommit(true)"
   />
-  <button
-    v-if="collapsed"
-    type="button"
-    class="btn btn-transparent multi-file-commit-panel-collapse-btn is-collapsed prepend-top-10 append-bottom-10"
-    @click="toggleCollapsed"
-  >
-    <i
-      aria-hidden="true"
-      class="fa fa-angle-double-left"
-    >
-    </i>
-  </button>
   <commit-files-list
     title="Staged"
     :file-list="changedFiles"
-    :collapsed="collapsed"
+    :collapsed="rightPanelCollapsed"
     @toggleCollapsed="toggleCollapsed"
   />
   <form
     class="form-horizontal multi-file-commit-form"
     @submit.prevent="tryCommit"
-    v-if="!collapsed"
+    v-if="!rightPanelCollapsed"
   >
     <div class="multi-file-commit-fieldset">
       <textarea
diff --git a/app/assets/javascripts/repo/components/repo_edit_button.vue b/app/assets/javascripts/ide/components/repo_edit_button.vue
index 37bd9003e96..37bd9003e96 100644
--- a/app/assets/javascripts/repo/components/repo_edit_button.vue
+++ b/app/assets/javascripts/ide/components/repo_edit_button.vue
diff --git a/app/assets/javascripts/repo/components/repo_editor.vue b/app/assets/javascripts/ide/components/repo_editor.vue
index f37cbd1e961..221be4b9074 100644
--- a/app/assets/javascripts/repo/components/repo_editor.vue
+++ b/app/assets/javascripts/ide/components/repo_editor.vue
@@ -1,6 +1,6 @@
 <script>
 /* global monaco */
-import { mapGetters, mapActions } from 'vuex';
+import { mapState, mapGetters, mapActions } from 'vuex';
 import flash from '../../flash';
 import monacoLoader from '../monaco_loader';
 import Editor from '../lib/editor';
@@ -24,6 +24,9 @@ export default {
     ...mapActions([
       'getRawFileData',
       'changeFileContent',
+      'setFileLanguage',
+      'setEditorPosition',
+      'setFileEOL',
     ]),
     initMonaco() {
       if (this.shouldHideEditor) return;
@@ -43,12 +46,36 @@ export default {
       const model = this.editor.createModel(this.activeFile);
 
       this.editor.attachModel(model);
+
       model.onChange((m) => {
         this.changeFileContent({
           file: this.activeFile,
           content: m.getValue(),
         });
       });
+
+      // Handle Cursor Position
+      this.editor.onPositionChange((instance, e) => {
+        this.setEditorPosition({
+          editorRow: e.position.lineNumber,
+          editorColumn: e.position.column,
+        });
+      });
+
+      this.editor.setPosition({
+        lineNumber: this.activeFile.editorRow,
+        column: this.activeFile.editorColumn,
+      });
+
+      // Handle File Language
+      this.setFileLanguage({
+        fileLanguage: model.language,
+      });
+
+      // Get File eol
+      this.setFileEOL({
+        eol: model.eol,
+      });
     },
   },
   watch: {
@@ -57,12 +84,22 @@ export default {
         this.initMonaco();
       }
     },
+    leftPanelCollapsed() {
+      this.editor.updateDimensions();
+    },
+    rightPanelCollapsed() {
+      this.editor.updateDimensions();
+    },
   },
   computed: {
     ...mapGetters([
       'activeFile',
       'activeFileExtension',
     ]),
+    ...mapState([
+      'leftPanelCollapsed',
+      'rightPanelCollapsed',
+    ]),
     shouldHideEditor() {
       return this.activeFile.binary && !this.activeFile.raw;
     },
@@ -76,13 +113,14 @@ export default {
     class="blob-viewer-container blob-editor-container"
   >
     <div
-      v-show="shouldHideEditor"
+      v-if="shouldHideEditor"
       v-html="activeFile.html"
     >
     </div>
     <div
       v-show="!shouldHideEditor"
       ref="editor"
+      class="multi-file-editor-holder"
     >
     </div>
   </div>
diff --git a/app/assets/javascripts/repo/components/repo_file.vue b/app/assets/javascripts/ide/components/repo_file.vue
index 75787ad6103..09ca11531b1 100644
--- a/app/assets/javascripts/repo/components/repo_file.vue
+++ b/app/assets/javascripts/ide/components/repo_file.vue
@@ -1,7 +1,8 @@
 <script>
-  import { mapActions, mapGetters } from 'vuex';
+  import { mapState } from 'vuex';
   import timeAgoMixin from '../../vue_shared/mixins/timeago';
   import skeletonLoadingContainer from '../../vue_shared/components/skeleton_loading_container.vue';
+  import newDropdown from './new_dropdown/index.vue';
 
   export default {
     mixins: [
@@ -9,20 +10,22 @@
     ],
     components: {
       skeletonLoadingContainer,
+      newDropdown,
     },
     props: {
       file: {
         type: Object,
         required: true,
       },
+      showExtraColumns: {
+        type: Boolean,
+        default: false,
+      },
     },
     computed: {
-      ...mapGetters([
-        'isCollapsed',
+      ...mapState([
+        'leftPanelCollapsed',
       ]),
-      isSubmodule() {
-        return this.file.type === 'submodule';
-      },
       fileIcon() {
         return {
           'fa-spinner fa-spin': this.file.loading,
@@ -30,6 +33,12 @@
           'fa-folder-open': !this.file.loading && this.file.opened,
         };
       },
+      isSubmodule() {
+        return this.file.type === 'submodule';
+      },
+      isTree() {
+        return this.file.type === 'tree';
+      },
       levelIndentation() {
         return {
           marginLeft: `${this.file.level * 16}px`,
@@ -39,13 +48,39 @@
         return this.file.id.substr(0, 8);
       },
       submoduleColSpan() {
-        return !this.isCollapsed && this.isSubmodule ? 3 : 1;
+        return !this.leftPanelCollapsed && this.isSubmodule ? 3 : 1;
+      },
+      fileClass() {
+        if (this.file.type === 'blob') {
+          if (this.file.active) {
+            return 'file-open file-active';
+          }
+          return this.file.opened ? 'file-open' : '';
+        }
+        return '';
+      },
+      changedClass() {
+        return {
+          'fa-circle unsaved-icon': this.file.changed || this.file.tempFile,
+        };
       },
     },
     methods: {
-      ...mapActions([
-        'clickedTreeRow',
-      ]),
+      clickFile(row) {
+        // Manual Action if a tree is selected/opened
+        if (this.file.type === 'tree' && this.$router.currentRoute.path === `/project${row.url}`) {
+          this.$store.dispatch('toggleTreeOpen', {
+            endpoint: this.file.url,
+            tree: this.file,
+          });
+        }
+        this.$router.push(`/project${row.url}`);
+      },
+    },
+    updated() {
+      if (this.file.type === 'blob' && this.file.active) {
+        this.$el.scrollIntoView();
+      }
     },
   };
 </script>
@@ -53,7 +88,8 @@
 <template>
   <tr
     class="file"
-    @click.prevent="clickedTreeRow(file)">
+    :class="fileClass"
+    @click="clickFile(file)">
     <td
       class="multi-file-table-name"
       :colspan="submoduleColSpan"
@@ -66,11 +102,23 @@
       >
       </i>
       <a
-        :href="file.url"
         class="repo-file-name"
       >
         {{ file.name }}
       </a>
+      <new-dropdown
+        v-if="isTree"
+        :project-id="file.projectId"
+        :branch="file.branchId"
+        :path="file.path"
+        :parent="file"/>
+      <i
+        class="fa"
+        v-if="changedClass"
+        :class="changedClass"
+        aria-hidden="true"
+      >
+      </i>
       <template v-if="isSubmodule && file.id">
         @
         <span class="commit-sha">
@@ -84,7 +132,7 @@
       </template>
     </td>
 
-    <template v-if="!isCollapsed && !isSubmodule">
+    <template v-if="showExtraColumns && !isSubmodule">
       <td class="multi-file-table-col-commit-message hidden-sm hidden-xs">
         <a
           v-if="file.lastCommit.message"
diff --git a/app/assets/javascripts/repo/components/repo_file_buttons.vue b/app/assets/javascripts/ide/components/repo_file_buttons.vue
index 34f0d51819a..34f0d51819a 100644
--- a/app/assets/javascripts/repo/components/repo_file_buttons.vue
+++ b/app/assets/javascripts/ide/components/repo_file_buttons.vue
diff --git a/app/assets/javascripts/repo/components/repo_loading_file.vue b/app/assets/javascripts/ide/components/repo_loading_file.vue
index 8fa637d771f..7eb840c7608 100644
--- a/app/assets/javascripts/repo/components/repo_loading_file.vue
+++ b/app/assets/javascripts/ide/components/repo_loading_file.vue
@@ -1,5 +1,5 @@
 <script>
-  import { mapGetters } from 'vuex';
+  import { mapState } from 'vuex';
   import skeletonLoadingContainer from '../../vue_shared/components/skeleton_loading_container.vue';
 
   export default {
@@ -7,8 +7,8 @@
       skeletonLoadingContainer,
     },
     computed: {
-      ...mapGetters([
-        'isCollapsed',
+      ...mapState([
+        'leftPanelCollapsed',
       ]),
     },
   };
@@ -24,7 +24,7 @@
         :small="true"
       />
     </td>
-    <template v-if="!isCollapsed">
+    <template v-if="!leftPanelCollapsed">
       <td
         class="hidden-sm hidden-xs">
         <skeleton-loading-container
diff --git a/app/assets/javascripts/repo/components/repo_prev_directory.vue b/app/assets/javascripts/ide/components/repo_prev_directory.vue
index a2b305bbd05..7cd359ea4ed 100644
--- a/app/assets/javascripts/repo/components/repo_prev_directory.vue
+++ b/app/assets/javascripts/ide/components/repo_prev_directory.vue
@@ -1,16 +1,14 @@
 <script>
-  import { mapGetters, mapState, mapActions } from 'vuex';
+  import { mapState, mapActions } from 'vuex';
 
   export default {
     computed: {
       ...mapState([
         'parentTreeUrl',
-      ]),
-      ...mapGetters([
-        'isCollapsed',
+        'leftPanelCollapsed',
       ]),
       colSpanCondition() {
-        return this.isCollapsed ? undefined : 3;
+        return this.leftPanelCollapsed ? undefined : 3;
       },
     },
     methods: {
diff --git a/app/assets/javascripts/repo/components/repo_preview.vue b/app/assets/javascripts/ide/components/repo_preview.vue
index 3d1e0297bd5..3d1e0297bd5 100644
--- a/app/assets/javascripts/repo/components/repo_preview.vue
+++ b/app/assets/javascripts/ide/components/repo_preview.vue
diff --git a/app/assets/javascripts/repo/components/repo_tab.vue b/app/assets/javascripts/ide/components/repo_tab.vue
index fb29a60df66..5bd63ac9ec5 100644
--- a/app/assets/javascripts/repo/components/repo_tab.vue
+++ b/app/assets/javascripts/ide/components/repo_tab.vue
@@ -27,16 +27,18 @@ export default {
 
   methods: {
     ...mapActions([
-      'setFileActive',
       'closeFile',
     ]),
+    clickFile(tab) {
+      this.$router.push(`/project${tab.url}`);
+    },
   },
 };
 </script>
 
 <template>
   <li
-    @click="setFileActive(tab)"
+    @click="clickFile(tab)"
   >
     <button
       type="button"
diff --git a/app/assets/javascripts/repo/components/repo_tabs.vue b/app/assets/javascripts/ide/components/repo_tabs.vue
index ab0bef4f0ac..ab0bef4f0ac 100644
--- a/app/assets/javascripts/repo/components/repo_tabs.vue
+++ b/app/assets/javascripts/ide/components/repo_tabs.vue
diff --git a/app/assets/javascripts/ide/ide_router.js b/app/assets/javascripts/ide/ide_router.js
new file mode 100644
index 00000000000..a9cbf8e370f
--- /dev/null
+++ b/app/assets/javascripts/ide/ide_router.js
@@ -0,0 +1,101 @@
+import Vue from 'vue';
+import VueRouter from 'vue-router';
+import store from './stores';
+import flash from '../flash';
+import {
+  getTreeEntry,
+} from './stores/utils';
+
+Vue.use(VueRouter);
+
+/**
+ * Routes below /-/ide/:
+
+/project/h5bp/html5-boilerplate/blob/master
+/project/h5bp/html5-boilerplate/blob/master/app/js/test.js
+
+/project/h5bp/html5-boilerplate/mr/123
+/project/h5bp/html5-boilerplate/mr/123/app/js/test.js
+
+/workspace/123
+/workspace/project/h5bp/html5-boilerplate/blob/my-special-branch
+/workspace/project/h5bp/html5-boilerplate/mr/123
+
+/ = /workspace
+
+/settings
+*/
+
+// Unfortunately Vue Router doesn't work without at least a fake component
+// If you do only data handling
+const EmptyRouterComponent = {
+  render(createElement) {
+    return createElement('div');
+  },
+};
+
+const router = new VueRouter({
+  mode: 'history',
+  base: `${gon.relative_url_root}/-/ide/`,
+  routes: [
+    {
+      path: '/project/:namespace/:project',
+      component: EmptyRouterComponent,
+      children: [
+        {
+          path: ':targetmode/:branch/*',
+          component: EmptyRouterComponent,
+        },
+        {
+          path: 'mr/:mrid',
+          component: EmptyRouterComponent,
+        },
+      ],
+    },
+  ],
+});
+
+router.beforeEach((to, from, next) => {
+  if (to.params.namespace && to.params.project) {
+    store.dispatch('getProjectData', {
+      namespace: to.params.namespace,
+      projectId: to.params.project,
+    })
+    .then(() => {
+      const fullProjectId = `${to.params.namespace}/${to.params.project}`;
+
+      if (to.params.branch) {
+        store.dispatch('getBranchData', {
+          projectId: fullProjectId,
+          branchId: to.params.branch,
+        });
+
+        store.dispatch('getTreeData', {
+          projectId: fullProjectId,
+          branch: to.params.branch,
+          endpoint: `/tree/${to.params.branch}`,
+        })
+        .then(() => {
+          if (to.params[0]) {
+            const treeEntry = getTreeEntry(store, `${to.params.namespace}/${to.params.project}/${to.params.branch}`, to.params[0]);
+            if (treeEntry) {
+              store.dispatch('handleTreeEntryAction', treeEntry);
+            }
+          }
+        })
+        .catch((e) => {
+          flash('Error while loading the branch files. Please try again.');
+          throw e;
+        });
+      }
+    })
+    .catch((e) => {
+      flash('Error while loading the project data. Please try again.');
+      throw e;
+    });
+  }
+
+  next();
+});
+
+export default router;
diff --git a/app/assets/javascripts/ide/index.js b/app/assets/javascripts/ide/index.js
new file mode 100644
index 00000000000..a96bd339f51
--- /dev/null
+++ b/app/assets/javascripts/ide/index.js
@@ -0,0 +1,55 @@
+import Vue from 'vue';
+import { mapActions } from 'vuex';
+import { convertPermissionToBoolean } from '../lib/utils/common_utils';
+import ide from './components/ide.vue';
+
+import store from './stores';
+import router from './ide_router';
+import Translate from '../vue_shared/translate';
+import ContextualSidebar from '../contextual_sidebar';
+
+function initIde(el) {
+  if (!el) return null;
+
+  return new Vue({
+    el,
+    store,
+    router,
+    components: {
+      ide,
+    },
+    methods: {
+      ...mapActions([
+        'setInitialData',
+      ]),
+    },
+    created() {
+      const data = el.dataset;
+
+      this.setInitialData({
+        endpoints: {
+          rootEndpoint: data.url,
+          newMergeRequestUrl: data.newMergeRequestUrl,
+          rootUrl: data.rootUrl,
+        },
+        canCommit: convertPermissionToBoolean(data.canCommit),
+        onTopOfBranch: convertPermissionToBoolean(data.onTopOfBranch),
+        path: data.currentPath,
+        isRoot: convertPermissionToBoolean(data.root),
+        isInitialRoot: convertPermissionToBoolean(data.root),
+      });
+    },
+    render(createElement) {
+      return createElement('ide');
+    },
+  });
+}
+
+const ideElement = document.getElementById('ide');
+
+Vue.use(Translate);
+
+initIde(ideElement);
+
+const contextualSidebar = new ContextualSidebar();
+contextualSidebar.bindEvents();
diff --git a/app/assets/javascripts/repo/lib/common/disposable.js b/app/assets/javascripts/ide/lib/common/disposable.js
index 84b29bdb600..84b29bdb600 100644
--- a/app/assets/javascripts/repo/lib/common/disposable.js
+++ b/app/assets/javascripts/ide/lib/common/disposable.js
diff --git a/app/assets/javascripts/repo/lib/common/model.js b/app/assets/javascripts/ide/lib/common/model.js
index 23c4811e6c0..14d9fe4771e 100644
--- a/app/assets/javascripts/repo/lib/common/model.js
+++ b/app/assets/javascripts/ide/lib/common/model.js
@@ -28,6 +28,14 @@ export default class Model {
     return this.model.uri.toString();
   }
 
+  get language() {
+    return this.model.getModeId();
+  }
+
+  get eol() {
+    return this.model.getEOL() === '\n' ? 'LF' : 'CRLF';
+  }
+
   get path() {
     return this.file.path;
   }
diff --git a/app/assets/javascripts/repo/lib/common/model_manager.js b/app/assets/javascripts/ide/lib/common/model_manager.js
index fd462252795..fd462252795 100644
--- a/app/assets/javascripts/repo/lib/common/model_manager.js
+++ b/app/assets/javascripts/ide/lib/common/model_manager.js
diff --git a/app/assets/javascripts/repo/lib/decorations/controller.js b/app/assets/javascripts/ide/lib/decorations/controller.js
index 0954b7973c4..0954b7973c4 100644
--- a/app/assets/javascripts/repo/lib/decorations/controller.js
+++ b/app/assets/javascripts/ide/lib/decorations/controller.js
diff --git a/app/assets/javascripts/repo/lib/diff/controller.js b/app/assets/javascripts/ide/lib/diff/controller.js
index dc0b1c95e59..dc0b1c95e59 100644
--- a/app/assets/javascripts/repo/lib/diff/controller.js
+++ b/app/assets/javascripts/ide/lib/diff/controller.js
diff --git a/app/assets/javascripts/repo/lib/diff/diff.js b/app/assets/javascripts/ide/lib/diff/diff.js
index 0e37f5c4704..0e37f5c4704 100644
--- a/app/assets/javascripts/repo/lib/diff/diff.js
+++ b/app/assets/javascripts/ide/lib/diff/diff.js
diff --git a/app/assets/javascripts/repo/lib/diff/diff_worker.js b/app/assets/javascripts/ide/lib/diff/diff_worker.js
index e74c4046330..e74c4046330 100644
--- a/app/assets/javascripts/repo/lib/diff/diff_worker.js
+++ b/app/assets/javascripts/ide/lib/diff/diff_worker.js
diff --git a/app/assets/javascripts/repo/lib/editor.js b/app/assets/javascripts/ide/lib/editor.js
index db499444402..51e202b9348 100644
--- a/app/assets/javascripts/repo/lib/editor.js
+++ b/app/assets/javascripts/ide/lib/editor.js
@@ -22,6 +22,11 @@ export default class Editor {
       this.modelManager = new ModelManager(this.monaco),
       this.decorationsController = new DecorationsController(this),
     );
+
+    this.debouncedUpdate = _.debounce(() => {
+      this.updateDimensions();
+    }, 200);
+    window.addEventListener('resize', this.debouncedUpdate, false);
   }
 
   createInstance(domElement) {
@@ -32,6 +37,9 @@ export default class Editor {
           readOnly: false,
           contextmenu: true,
           scrollBeyondLastLine: false,
+          minimap: {
+            enabled: false,
+          },
         }),
         this.dirtyDiffController = new DirtyDiffController(
           this.modelManager, this.decorationsController,
@@ -70,10 +78,32 @@ export default class Editor {
 
   dispose() {
     this.disposable.dispose();
+    window.removeEventListener('resize', this.debouncedUpdate);
 
     // dispose main monaco instance
     if (this.instance) {
       this.instance = null;
     }
   }
+
+  updateDimensions() {
+    this.instance.layout();
+  }
+
+  setPosition({ lineNumber, column }) {
+    this.instance.revealPositionInCenter({
+      lineNumber,
+      column,
+    });
+    this.instance.setPosition({
+      lineNumber,
+      column,
+    });
+  }
+
+  onPositionChange(cb) {
+    this.disposable.add(
+      this.instance.onDidChangeCursorPosition(e => cb(this.instance, e)),
+    );
+  }
 }
diff --git a/app/assets/javascripts/repo/lib/editor_options.js b/app/assets/javascripts/ide/lib/editor_options.js
index 701affc466e..701affc466e 100644
--- a/app/assets/javascripts/repo/lib/editor_options.js
+++ b/app/assets/javascripts/ide/lib/editor_options.js
diff --git a/app/assets/javascripts/repo/monaco_loader.js b/app/assets/javascripts/ide/monaco_loader.js
index af83a1ec0b4..af83a1ec0b4 100644
--- a/app/assets/javascripts/repo/monaco_loader.js
+++ b/app/assets/javascripts/ide/monaco_loader.js
diff --git a/app/assets/javascripts/repo/services/index.js b/app/assets/javascripts/ide/services/index.js
index 994d325e991..1fb24e93f2e 100644
--- a/app/assets/javascripts/repo/services/index.js
+++ b/app/assets/javascripts/ide/services/index.js
@@ -23,8 +23,11 @@ export default {
     return Vue.http.get(file.rawPath, { params: { format: 'json' } })
       .then(res => res.text());
   },
-  getBranchData(projectId, currentBranch) {
-    return Api.branchSingle(projectId, currentBranch);
+  getProjectData(namespace, project) {
+    return Api.project(`${namespace}/${project}`);
+  },
+  getBranchData(projectId, currentBranchId) {
+    return Api.branchSingle(projectId, currentBranchId);
   },
   createBranch(projectId, payload) {
     const url = Api.buildUrl(Api.createBranchPath).replace(':id', projectId);
diff --git a/app/assets/javascripts/ide/stores/actions.js b/app/assets/javascripts/ide/stores/actions.js
new file mode 100644
index 00000000000..c01046c8c76
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/actions.js
@@ -0,0 +1,179 @@
+import Vue from 'vue';
+import { visitUrl } from '../../lib/utils/url_utility';
+import flash from '../../flash';
+import service from '../services';
+import * as types from './mutation_types';
+
+export const redirectToUrl = (_, url) => visitUrl(url);
+
+export const setInitialData = ({ commit }, data) =>
+  commit(types.SET_INITIAL_DATA, data);
+
+export const closeDiscardPopup = ({ commit }) =>
+  commit(types.TOGGLE_DISCARD_POPUP, false);
+
+export const discardAllChanges = ({ commit, getters, dispatch }) => {
+  const changedFiles = getters.changedFiles;
+
+  changedFiles.forEach((file) => {
+    commit(types.DISCARD_FILE_CHANGES, file);
+
+    if (file.tempFile) {
+      dispatch('closeFile', { file, force: true });
+    }
+  });
+};
+
+export const closeAllFiles = ({ state, dispatch }) => {
+  state.openFiles.forEach(file => dispatch('closeFile', { file }));
+};
+
+export const toggleEditMode = (
+  { state, commit, getters, dispatch },
+  force = false,
+) => {
+  const changedFiles = getters.changedFiles;
+
+  if (changedFiles.length && !force) {
+    commit(types.TOGGLE_DISCARD_POPUP, true);
+  } else {
+    commit(types.TOGGLE_EDIT_MODE);
+    commit(types.TOGGLE_DISCARD_POPUP, false);
+    dispatch('toggleBlobView');
+
+    if (!state.editMode) {
+      dispatch('discardAllChanges');
+    }
+  }
+};
+
+export const toggleBlobView = ({ commit, state }) => {
+  if (state.editMode) {
+    commit(types.SET_EDIT_MODE);
+  } else {
+    commit(types.SET_PREVIEW_MODE);
+  }
+};
+
+export const setPanelCollapsedStatus = ({ commit }, { side, collapsed }) => {
+  if (side === 'left') {
+    commit(types.SET_LEFT_PANEL_COLLAPSED, collapsed);
+  } else {
+    commit(types.SET_RIGHT_PANEL_COLLAPSED, collapsed);
+  }
+};
+
+export const checkCommitStatus = ({ state }) =>
+  service
+    .getBranchData(state.currentProjectId, state.currentBranchId)
+    .then((data) => {
+      const { id } = data.commit;
+      const selectedBranch =
+        state.projects[state.currentProjectId].branches[state.currentBranchId];
+
+      if (selectedBranch.workingReference !== id) {
+        return true;
+      }
+
+      return false;
+    })
+    .catch(() => flash('Error checking branch data. Please try again.'));
+
+export const commitChanges = (
+  { commit, state, dispatch, getters },
+  { payload, newMr },
+) =>
+  service
+    .commit(state.currentProjectId, payload)
+    .then((data) => {
+      const { branch } = payload;
+      if (!data.short_id) {
+        flash(data.message);
+        return;
+      }
+
+      const selectedProject = state.projects[state.currentProjectId];
+      const lastCommit = {
+        commit_path: `${selectedProject.web_url}/commit/${data.id}`,
+        commit: {
+          message: data.message,
+          authored_date: data.committed_date,
+        },
+      };
+
+      flash(
+        `Your changes have been committed. Commit ${data.short_id} with ${
+          data.stats.additions
+        } additions, ${data.stats.deletions} deletions.`,
+        'notice',
+      );
+
+      if (newMr) {
+        dispatch(
+          'redirectToUrl',
+          `${
+            selectedProject.web_url
+          }/merge_requests/new?merge_request%5Bsource_branch%5D=${branch}`,
+        );
+      } else {
+        commit(types.SET_BRANCH_WORKING_REFERENCE, {
+          projectId: state.currentProjectId,
+          branchId: state.currentBranchId,
+          reference: data.id,
+        });
+
+        getters.changedFiles.forEach((entry) => {
+          commit(types.SET_LAST_COMMIT_DATA, {
+            entry,
+            lastCommit,
+          });
+        });
+
+        dispatch('discardAllChanges');
+        dispatch('closeAllFiles');
+
+        window.scrollTo(0, 0);
+      }
+    })
+    .catch(() => flash('Error committing changes. Please try again.'));
+
+export const createTempEntry = (
+  { state, dispatch },
+  { projectId, branchId, parent, name, type, content = '', base64 = false },
+) => {
+  const selectedParent = parent || state.trees[`${projectId}/${branchId}`];
+  if (type === 'tree') {
+    dispatch('createTempTree', {
+      projectId,
+      branchId,
+      parent: selectedParent,
+      name,
+    });
+  } else if (type === 'blob') {
+    dispatch('createTempFile', {
+      projectId,
+      branchId,
+      parent: selectedParent,
+      name,
+      base64,
+      content,
+    });
+  }
+};
+
+export const scrollToTab = () => {
+  Vue.nextTick(() => {
+    const tabs = document.getElementById('tabs');
+
+    if (tabs) {
+      const tabEl = tabs.querySelector('.active .repo-tab');
+
+      tabEl.focus();
+    }
+  });
+};
+
+export * from './actions/tree';
+export * from './actions/file';
+export * from './actions/project';
+export * from './actions/branch';
diff --git a/app/assets/javascripts/ide/stores/actions/branch.js b/app/assets/javascripts/ide/stores/actions/branch.js
new file mode 100644
index 00000000000..32bdf7fec22
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/actions/branch.js
@@ -0,0 +1,43 @@
+import service from '../../services';
+import flash from '../../../flash';
+import * as types from '../mutation_types';
+
+export const getBranchData = (
+  { commit, state, dispatch },
+  { projectId, branchId, force = false } = {},
+) => new Promise((resolve, reject) => {
+  if ((typeof state.projects[`${projectId}`] === 'undefined' ||
+        !state.projects[`${projectId}`].branches[branchId])
+        || force) {
+    service.getBranchData(`${projectId}`, branchId)
+      .then((data) => {
+        const { id } = data.commit;
+        commit(types.SET_BRANCH, { projectPath: `${projectId}`, branchName: branchId, branch: data });
+        commit(types.SET_BRANCH_WORKING_REFERENCE, { projectId, branchId, reference: id });
+        resolve(data);
+      })
+      .catch(() => {
+        flash('Error loading branch data. Please try again.');
+        reject(new Error(`Branch not loaded - ${projectId}/${branchId}`));
+      });
+  } else {
+    resolve(state.projects[`${projectId}`].branches[branchId]);
+  }
+});
+
+export const createNewBranch = ({ state, commit }, branch) => service.createBranch(
+  state.currentProjectId,
+  {
+    branch,
+    ref: state.currentBranchId,
+  },
+)
+.then(res => res.json())
+.then((data) => {
+  const branchName = data.name;
+  const url = location.href.replace(state.currentBranchId, branchName);
+
+  if (this.$router) this.$router.push(url);
+
+  commit(types.SET_CURRENT_BRANCH, branchName);
+});
diff --git a/app/assets/javascripts/repo/stores/actions/file.js b/app/assets/javascripts/ide/stores/actions/file.js
index 5bae4fa826a..0f27d5bf1c3 100644
--- a/app/assets/javascripts/repo/stores/actions/file.js
+++ b/app/assets/javascripts/ide/stores/actions/file.js
@@ -2,9 +2,9 @@ import { normalizeHeaders } from '../../../lib/utils/common_utils';
 import flash from '../../../flash';
 import service from '../../services';
 import * as types from '../mutation_types';
+import router from '../../ide_router';
 import {
   findEntry,
-  pushState,
   setPageTitle,
   createTemp,
   findIndexOfFile,
@@ -25,7 +25,7 @@ export const closeFile = ({ commit, state, dispatch }, { file, force = false })
 
     dispatch('setFileActive', nextFileToOpen);
   } else if (!state.openFiles.length) {
-    pushState(file.parentTreeUrl);
+    router.push(`/project/${file.projectId}/tree/${file.branchId}/`);
   }
 
   dispatch('getLastCommitData');
@@ -45,6 +45,9 @@ export const setFileActive = ({ commit, state, getters, dispatch }, file) => {
 
   // reset hash for line highlighting
   location.hash = '';
+
+  commit(types.SET_CURRENT_PROJECT, file.projectId);
+  commit(types.SET_CURRENT_BRANCH, file.branchId);
 };
 
 export const getFileData = ({ state, commit, dispatch }, file) => {
@@ -63,8 +66,6 @@ export const getFileData = ({ state, commit, dispatch }, file) => {
       commit(types.TOGGLE_FILE_OPEN, file);
       dispatch('setFileActive', file);
       commit(types.TOGGLE_LOADING, file);
-
-      pushState(file.url);
     })
     .catch(() => {
       commit(types.TOGGLE_LOADING, file);
@@ -82,21 +83,39 @@ export const changeFileContent = ({ commit }, { file, content }) => {
   commit(types.UPDATE_FILE_CONTENT, { file, content });
 };
 
-export const createTempFile = ({ state, commit, dispatch }, { tree, name, content = '', base64 = '' }) => {
+export const setFileLanguage = ({ state, commit }, { fileLanguage }) => {
+  commit(types.SET_FILE_LANGUAGE, { file: state.selectedFile, fileLanguage });
+};
+
+export const setFileEOL = ({ state, commit }, { eol }) => {
+  commit(types.SET_FILE_EOL, { file: state.selectedFile, eol });
+};
+
+export const setEditorPosition = ({ state, commit }, { editorRow, editorColumn }) => {
+  commit(types.SET_FILE_POSITION, { file: state.selectedFile, editorRow, editorColumn });
+};
+
+export const createTempFile = ({ state, commit, dispatch }, { projectId, branchId, parent, name, content = '', base64 = '' }) => {
+  const path = parent.path !== undefined ? parent.path : '';
+  // We need to do the replacement otherwise the web_url + file.url duplicate
+  const newUrl = `/${projectId}/blob/${branchId}/${path}${path ? '/' : ''}${name}`;
   const file = createTemp({
-    name: name.replace(`${state.path}/`, ''),
-    path: tree.path,
+    projectId,
+    branchId,
+    name: name.replace(`${path}/`, ''),
+    path,
     type: 'blob',
-    level: tree.level !== undefined ? tree.level + 1 : 0,
+    level: parent.level !== undefined ? parent.level + 1 : 0,
     changed: true,
     content,
     base64,
+    url: newUrl,
   });
 
-  if (findEntry(tree, 'blob', file.name)) return flash(`The name "${file.name}" is already taken in this directory.`);
+  if (findEntry(parent.tree, 'blob', file.name)) return flash(`The name "${file.name}" is already taken in this directory.`);
 
   commit(types.CREATE_TMP_FILE, {
-    parent: tree,
+    parent,
     file,
   });
   commit(types.TOGGLE_FILE_OPEN, file);
@@ -106,5 +125,7 @@ export const createTempFile = ({ state, commit, dispatch }, { tree, name, conten
     dispatch('toggleEditMode', true);
   }
 
+  router.push(`/project${file.url}`);
+
   return Promise.resolve(file);
 };
diff --git a/app/assets/javascripts/ide/stores/actions/project.js b/app/assets/javascripts/ide/stores/actions/project.js
new file mode 100644
index 00000000000..75e332090cb
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/actions/project.js
@@ -0,0 +1,25 @@
+import service from '../../services';
+import flash from '../../../flash';
+import * as types from '../mutation_types';
+
+// eslint-disable-next-line import/prefer-default-export
+export const getProjectData = (
+  { commit, state, dispatch },
+  { namespace, projectId, force = false } = {},
+) => new Promise((resolve, reject) => {
+  if (!state.projects[`${namespace}/${projectId}`] || force) {
+    service.getProjectData(namespace, projectId)
+    .then(res => res.data)
+    .then((data) => {
+      commit(types.SET_PROJECT, { projectPath: `${namespace}/${projectId}`, project: data });
+      if (!state.currentProjectId) commit(types.SET_CURRENT_PROJECT, `${namespace}/${projectId}`);
+      resolve(data);
+    })
+    .catch(() => {
+      flash('Error loading project data. Please try again.');
+      reject(new Error(`Project not loaded ${namespace}/${projectId}`));
+    });
+  } else {
+    resolve(state.projects[`${namespace}/${projectId}`]);
+  }
+});
diff --git a/app/assets/javascripts/ide/stores/actions/tree.js b/app/assets/javascripts/ide/stores/actions/tree.js
new file mode 100644
index 00000000000..25909400a75
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/actions/tree.js
@@ -0,0 +1,188 @@
+import { visitUrl } from '../../../lib/utils/url_utility';
+import { normalizeHeaders } from '../../../lib/utils/common_utils';
+import flash from '../../../flash';
+import service from '../../services';
+import * as types from '../mutation_types';
+import router from '../../ide_router';
+import {
+  setPageTitle,
+  findEntry,
+  createTemp,
+  createOrMergeEntry,
+} from '../utils';
+
+export const getTreeData = (
+  { commit, state, dispatch },
+  { endpoint, tree = null, projectId, branch, force = false } = {},
+) => new Promise((resolve, reject) => {
+  // We already have the base tree so we resolve immediately
+  if (!tree && state.trees[`${projectId}/${branch}`] && !force) {
+    resolve();
+  } else {
+    if (tree) commit(types.TOGGLE_LOADING, tree);
+    const selectedProject = state.projects[projectId];
+    // We are merging the web_url that we got on the project info with the endpoint
+    // we got on the tree entry, as both contain the projectId, we replace it in the tree endpoint
+    const completeEndpoint = selectedProject.web_url + (endpoint).replace(projectId, '');
+    if (completeEndpoint && (!tree || !tree.tempFile)) {
+      service.getTreeData(completeEndpoint)
+      .then((res) => {
+        const pageTitle = decodeURI(normalizeHeaders(res.headers)['PAGE-TITLE']);
+
+        setPageTitle(pageTitle);
+
+        return res.json();
+      })
+      .then((data) => {
+        if (!state.isInitialRoot) {
+          commit(types.SET_ROOT, data.path === '/');
+        }
+
+        dispatch('updateDirectoryData', { data, tree, projectId, branch });
+        const selectedTree = tree || state.trees[`${projectId}/${branch}`];
+
+        commit(types.SET_PARENT_TREE_URL, data.parent_tree_url);
+        commit(types.SET_LAST_COMMIT_URL, { tree: selectedTree, url: data.last_commit_path });
+        if (tree) commit(types.TOGGLE_LOADING, selectedTree);
+
+        const prevLastCommitPath = selectedTree.lastCommitPath;
+        if (prevLastCommitPath !== null) {
+          dispatch('getLastCommitData', selectedTree);
+        }
+        resolve(data);
+      })
+      .catch((e) => {
+        flash('Error loading tree data. Please try again.');
+        if (tree) commit(types.TOGGLE_LOADING, tree);
+        reject(e);
+      });
+    } else {
+      resolve();
+    }
+  }
+});
+
+export const toggleTreeOpen = ({ commit, dispatch }, { endpoint, tree }) => {
+  if (tree.opened) {
+    // send empty data to clear the tree
+    const data = { trees: [], blobs: [], submodules: [] };
+
+    dispatch('updateDirectoryData', { data, tree, projectId: tree.projectId, branchId: tree.branchId });
+  } else {
+    dispatch('getTreeData', { endpoint, tree, projectId: tree.projectId, branch: tree.branchId });
+  }
+
+  commit(types.TOGGLE_TREE_OPEN, tree);
+};
+
+export const handleTreeEntryAction = ({ commit, dispatch }, row) => {
+  if (row.type === 'tree') {
+    dispatch('toggleTreeOpen', {
+      endpoint: row.url,
+      tree: row,
+    });
+  } else if (row.type === 'submodule') {
+    commit(types.TOGGLE_LOADING, row);
+    visitUrl(row.url);
+  } else if (row.type === 'blob' && row.opened) {
+    dispatch('setFileActive', row);
+  } else {
+    dispatch('getFileData', row);
+  }
+};
+
+export const createTempTree = (
+  { state, commit, dispatch },
+  { projectId, branchId, parent, name },
+) => {
+  let selectedTree = parent;
+  const dirNames = name.replace(new RegExp(`^${state.path}/`), '').split('/');
+
+  dirNames.forEach((dirName) => {
+    const foundEntry = findEntry(selectedTree.tree, 'tree', dirName);
+
+    if (!foundEntry) {
+      const path = selectedTree.path !== undefined ? selectedTree.path : '';
+      const tmpEntry = createTemp({
+        projectId,
+        branchId,
+        name: dirName,
+        path,
+        type: 'tree',
+        level: selectedTree.level !== undefined ? selectedTree.level + 1 : 0,
+        tree: [],
+        url: `/${projectId}/blob/${branchId}/${path}${path ? '/' : ''}${dirName}`,
+      });
+
+      commit(types.CREATE_TMP_TREE, {
+        parent: selectedTree,
+        tmpEntry,
+      });
+      commit(types.TOGGLE_TREE_OPEN, tmpEntry);
+
+      router.push(`/project${tmpEntry.url}`);
+
+      selectedTree = tmpEntry;
+    } else {
+      selectedTree = foundEntry;
+    }
+  });
+};
+
+export const getLastCommitData = ({ state, commit, dispatch, getters }, tree = state) => {
+  if (!tree || tree.lastCommitPath === null || !tree.lastCommitPath) return;
+
+  service.getTreeLastCommit(tree.lastCommitPath)
+    .then((res) => {
+      const lastCommitPath = normalizeHeaders(res.headers)['MORE-LOGS-URL'] || null;
+
+      commit(types.SET_LAST_COMMIT_URL, { tree, url: lastCommitPath });
+
+      return res.json();
+    })
+    .then((data) => {
+      data.forEach((lastCommit) => {
+        const entry = findEntry(tree.tree, lastCommit.type, lastCommit.file_name);
+
+        if (entry) {
+          commit(types.SET_LAST_COMMIT_DATA, { entry, lastCommit });
+        }
+      });
+
+      dispatch('getLastCommitData', tree);
+    })
+    .catch(() => flash('Error fetching log data.'));
+};
+
+export const updateDirectoryData = (
+  { commit, state },
+  { data, tree, projectId, branch },
+) => {
+  if (!tree) {
+    const existingTree = state.trees[`${projectId}/${branch}`];
+    if (!existingTree) {
+      commit(types.CREATE_TREE, { treePath: `${projectId}/${branch}` });
+    }
+  }
+
+  const selectedTree = tree || state.trees[`${projectId}/${branch}`];
+  const level = selectedTree.level !== undefined ? selectedTree.level + 1 : 0;
+  const parentTreeUrl = data.parent_tree_url ? `${data.parent_tree_url}${data.path}` : state.endpoints.rootUrl;
+  const createEntry = (entry, type) => createOrMergeEntry({
+    tree: selectedTree,
+    projectId: `${projectId}`,
+    branchId: branch,
+    entry,
+    level,
+    type,
+    parentTreeUrl,
+  });
+
+  const formattedData = [
+    ...data.trees.map(t => createEntry(t, 'tree')),
+    ...data.submodules.map(m => createEntry(m, 'submodule')),
+    ...data.blobs.map(b => createEntry(b, 'blob')),
+  ];
+
+  commit(types.SET_DIRECTORY_DATA, { tree: selectedTree, data: formattedData });
+};
diff --git a/app/assets/javascripts/ide/stores/getters.js b/app/assets/javascripts/ide/stores/getters.js
new file mode 100644
index 00000000000..6b51ccff817
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/getters.js
@@ -0,0 +1,19 @@
+export const changedFiles = state => state.openFiles.filter(file => file.changed);
+
+export const activeFile = state => state.openFiles.find(file => file.active) || null;
+
+export const activeFileExtension = (state) => {
+  const file = activeFile(state);
+  return file ? `.${file.path.split('.').pop()}` : '';
+};
+
+export const canEditFile = (state) => {
+  const currentActiveFile = activeFile(state);
+
+  return state.canCommit &&
+         (currentActiveFile && !currentActiveFile.renderError && !currentActiveFile.binary);
+};
+
+export const addedFiles = state => changedFiles(state).filter(f => f.tempFile);
+
+export const modifiedFiles = state => changedFiles(state).filter(f => !f.tempFile);
diff --git a/app/assets/javascripts/repo/stores/index.js b/app/assets/javascripts/ide/stores/index.js
index 6ac9bfd8189..6ac9bfd8189 100644
--- a/app/assets/javascripts/repo/stores/index.js
+++ b/app/assets/javascripts/ide/stores/index.js
diff --git a/app/assets/javascripts/repo/stores/mutation_types.js b/app/assets/javascripts/ide/stores/mutation_types.js
index bc3390f1506..4e3c10972ba 100644
--- a/app/assets/javascripts/repo/stores/mutation_types.js
+++ b/app/assets/javascripts/ide/stores/mutation_types.js
@@ -1,16 +1,27 @@
 export const SET_INITIAL_DATA = 'SET_INITIAL_DATA';
 export const TOGGLE_LOADING = 'TOGGLE_LOADING';
-export const SET_COMMIT_REF = 'SET_COMMIT_REF';
 export const SET_PARENT_TREE_URL = 'SET_PARENT_TREE_URL';
 export const SET_ROOT = 'SET_ROOT';
-export const SET_PREVIOUS_URL = 'SET_PREVIOUS_URL';
 export const SET_LAST_COMMIT_DATA = 'SET_LAST_COMMIT_DATA';
+export const SET_LEFT_PANEL_COLLAPSED = 'SET_LEFT_PANEL_COLLAPSED';
+export const SET_RIGHT_PANEL_COLLAPSED = 'SET_RIGHT_PANEL_COLLAPSED';
+
+// Project Mutation Types
+export const SET_PROJECT = 'SET_PROJECT';
+export const SET_CURRENT_PROJECT = 'SET_CURRENT_PROJECT';
+export const TOGGLE_PROJECT_OPEN = 'TOGGLE_PROJECT_OPEN';
+
+// Branch Mutation Types
+export const SET_BRANCH = 'SET_BRANCH';
+export const SET_BRANCH_WORKING_REFERENCE = 'SET_BRANCH_WORKING_REFERENCE';
+export const TOGGLE_BRANCH_OPEN = 'TOGGLE_BRANCH_OPEN';
 
 // Tree mutation types
 export const SET_DIRECTORY_DATA = 'SET_DIRECTORY_DATA';
 export const TOGGLE_TREE_OPEN = 'TOGGLE_TREE_OPEN';
 export const CREATE_TMP_TREE = 'CREATE_TMP_TREE';
 export const SET_LAST_COMMIT_URL = 'SET_LAST_COMMIT_URL';
+export const CREATE_TREE = 'CREATE_TREE';
 
 // File mutation types
 export const SET_FILE_DATA = 'SET_FILE_DATA';
@@ -18,6 +29,9 @@ export const TOGGLE_FILE_OPEN = 'TOGGLE_FILE_OPEN';
 export const SET_FILE_ACTIVE = 'SET_FILE_ACTIVE';
 export const SET_FILE_RAW_DATA = 'SET_FILE_RAW_DATA';
 export const UPDATE_FILE_CONTENT = 'UPDATE_FILE_CONTENT';
+export const SET_FILE_LANGUAGE = 'SET_FILE_LANGUAGE';
+export const SET_FILE_POSITION = 'SET_FILE_POSITION';
+export const SET_FILE_EOL = 'SET_FILE_EOL';
 export const DISCARD_FILE_CHANGES = 'DISCARD_FILE_CHANGES';
 export const CREATE_TMP_FILE = 'CREATE_TMP_FILE';
 
@@ -28,3 +42,4 @@ export const TOGGLE_EDIT_MODE = 'TOGGLE_EDIT_MODE';
 export const TOGGLE_DISCARD_POPUP = 'TOGGLE_DISCARD_POPUP';
 
 export const SET_CURRENT_BRANCH = 'SET_CURRENT_BRANCH';
+
diff --git a/app/assets/javascripts/repo/stores/mutations.js b/app/assets/javascripts/ide/stores/mutations.js
index ae2ba5bedf7..2fed9019cb6 100644
--- a/app/assets/javascripts/repo/stores/mutations.js
+++ b/app/assets/javascripts/ide/stores/mutations.js
@@ -1,4 +1,5 @@
 import * as types from './mutation_types';
+import projectMutations from './mutations/project';
 import fileMutations from './mutations/file';
 import treeMutations from './mutations/tree';
 import branchMutations from './mutations/branch';
@@ -32,29 +33,32 @@ export default {
       discardPopupOpen,
     });
   },
-  [types.SET_COMMIT_REF](state, ref) {
-    Object.assign(state, {
-      currentRef: ref,
-    });
-  },
   [types.SET_ROOT](state, isRoot) {
     Object.assign(state, {
       isRoot,
       isInitialRoot: isRoot,
     });
   },
-  [types.SET_PREVIOUS_URL](state, previousUrl) {
+  [types.SET_LEFT_PANEL_COLLAPSED](state, collapsed) {
+    Object.assign(state, {
+      leftPanelCollapsed: collapsed,
+    });
+  },
+  [types.SET_RIGHT_PANEL_COLLAPSED](state, collapsed) {
     Object.assign(state, {
-      previousUrl,
+      rightPanelCollapsed: collapsed,
     });
   },
   [types.SET_LAST_COMMIT_DATA](state, { entry, lastCommit }) {
     Object.assign(entry.lastCommit, {
+      id: lastCommit.commit.id,
       url: lastCommit.commit_path,
       message: lastCommit.commit.message,
+      author: lastCommit.commit.author_name,
       updatedAt: lastCommit.commit.authored_date,
     });
   },
+  ...projectMutations,
   ...fileMutations,
   ...treeMutations,
   ...branchMutations,
diff --git a/app/assets/javascripts/ide/stores/mutations/branch.js b/app/assets/javascripts/ide/stores/mutations/branch.js
new file mode 100644
index 00000000000..04b9582c5bb
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/mutations/branch.js
@@ -0,0 +1,28 @@
+import * as types from '../mutation_types';
+
+export default {
+  [types.SET_CURRENT_BRANCH](state, currentBranchId) {
+    Object.assign(state, {
+      currentBranchId,
+    });
+  },
+  [types.SET_BRANCH](state, { projectPath, branchName, branch }) {
+    // Add client side properties
+    Object.assign(branch, {
+      treeId: `${projectPath}/${branchName}`,
+      active: true,
+      workingReference: '',
+    });
+
+    Object.assign(state.projects[projectPath], {
+      branches: {
+        [branchName]: branch,
+      },
+    });
+  },
+  [types.SET_BRANCH_WORKING_REFERENCE](state, { projectId, branchId, reference }) {
+    Object.assign(state.projects[projectId].branches[branchId], {
+      workingReference: reference,
+    });
+  },
+};
diff --git a/app/assets/javascripts/repo/stores/mutations/file.js b/app/assets/javascripts/ide/stores/mutations/file.js
index f9ba80b9dc2..5f3655b0092 100644
--- a/app/assets/javascripts/repo/stores/mutations/file.js
+++ b/app/assets/javascripts/ide/stores/mutations/file.js
@@ -6,6 +6,10 @@ export default {
     Object.assign(file, {
       active,
     });
+
+    Object.assign(state, {
+      selectedFile: file,
+    });
   },
   [types.TOGGLE_FILE_OPEN](state, file) {
     Object.assign(file, {
@@ -42,6 +46,22 @@ export default {
       changed,
     });
   },
+  [types.SET_FILE_LANGUAGE](state, { file, fileLanguage }) {
+    Object.assign(file, {
+      fileLanguage,
+    });
+  },
+  [types.SET_FILE_EOL](state, { file, eol }) {
+    Object.assign(file, {
+      eol,
+    });
+  },
+  [types.SET_FILE_POSITION](state, { file, editorRow, editorColumn }) {
+    Object.assign(file, {
+      editorRow,
+      editorColumn,
+    });
+  },
   [types.DISCARD_FILE_CHANGES](state, file) {
     Object.assign(file, {
       content: '',
diff --git a/app/assets/javascripts/ide/stores/mutations/project.js b/app/assets/javascripts/ide/stores/mutations/project.js
new file mode 100644
index 00000000000..2816562a919
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/mutations/project.js
@@ -0,0 +1,23 @@
+import * as types from '../mutation_types';
+
+export default {
+  [types.SET_CURRENT_PROJECT](state, currentProjectId) {
+    Object.assign(state, {
+      currentProjectId,
+    });
+  },
+  [types.SET_PROJECT](state, { projectPath, project }) {
+    // Add client side properties
+    Object.assign(project, {
+      tree: [],
+      branches: {},
+      active: true,
+    });
+
+    Object.assign(state, {
+      projects: Object.assign({}, state.projects, {
+        [projectPath]: project,
+      }),
+    });
+  },
+};
diff --git a/app/assets/javascripts/repo/stores/mutations/tree.js b/app/assets/javascripts/ide/stores/mutations/tree.js
index 130221c9fda..4fe438ab465 100644
--- a/app/assets/javascripts/repo/stores/mutations/tree.js
+++ b/app/assets/javascripts/ide/stores/mutations/tree.js
@@ -6,6 +6,15 @@ export default {
       opened: !tree.opened,
     });
   },
+  [types.CREATE_TREE](state, { treePath }) {
+    Object.assign(state, {
+      trees: Object.assign({}, state.trees, {
+        [treePath]: {
+          tree: [],
+        },
+      }),
+    });
+  },
   [types.SET_DIRECTORY_DATA](state, { data, tree }) {
     Object.assign(tree, {
       tree: data,
diff --git a/app/assets/javascripts/repo/stores/state.js b/app/assets/javascripts/ide/stores/state.js
index 0068834831e..539e382830f 100644
--- a/app/assets/javascripts/repo/stores/state.js
+++ b/app/assets/javascripts/ide/stores/state.js
@@ -1,10 +1,10 @@
 export default () => ({
   canCommit: false,
-  currentBranch: '',
-  currentBlobView: 'repo-preview',
-  currentRef: '',
+  currentProjectId: '',
+  currentBranchId: '',
+  currentBlobView: 'repo-editor',
   discardPopupOpen: false,
-  editMode: false,
+  editMode: true,
   endpoints: {},
   isRoot: false,
   isInitialRoot: false,
@@ -12,13 +12,11 @@ export default () => ({
   loading: false,
   onTopOfBranch: false,
   openFiles: [],
+  selectedFile: null,
   path: '',
-  project: {
-    id: 0,
-    name: '',
-    url: '',
-  },
   parentTreeUrl: '',
-  previousUrl: '',
-  tree: [],
+  trees: {},
+  projects: {},
+  leftPanelCollapsed: false,
+  rightPanelCollapsed: true,
 });
diff --git a/app/assets/javascripts/repo/stores/utils.js b/app/assets/javascripts/ide/stores/utils.js
index fae1f4439a9..29e3ab5d040 100644
--- a/app/assets/javascripts/repo/stores/utils.js
+++ b/app/assets/javascripts/ide/stores/utils.js
@@ -2,6 +2,8 @@ export const dataStructure = () => ({
   id: '',
   key: '',
   type: '',
+  projectId: '',
+  branchId: '',
   name: '',
   url: '',
   path: '',
@@ -15,9 +17,11 @@ export const dataStructure = () => ({
   changed: false,
   lastCommitPath: '',
   lastCommit: {
+    id: '',
     url: '',
     message: '',
     updatedAt: '',
+    author: '',
   },
   tree_url: '',
   blamePath: '',
@@ -31,11 +35,17 @@ export const dataStructure = () => ({
   parentTreeUrl: '',
   renderError: false,
   base64: false,
+  editorRow: 1,
+  editorColumn: 1,
+  fileLanguage: '',
+  eol: '',
 });
 
 export const decorateData = (entity) => {
   const {
     id,
+    projectId,
+    branchId,
     type,
     url,
     name,
@@ -56,6 +66,8 @@ export const decorateData = (entity) => {
   return {
     ...dataStructure(),
     id,
+    projectId,
+    branchId,
     key: `${name}-${type}-${id}`,
     type,
     name,
@@ -75,24 +87,51 @@ export const decorateData = (entity) => {
   };
 };
 
-export const findEntry = (state, type, name) => state.tree.find(
+/*
+  Takes the multi-dimensional tree and returns a flattened array.
+  This allows for the table to recursively render the table rows but keeps the data
+  structure nested to make it easier to add new files/directories.
+*/
+export const treeList = (state, treeId) => {
+  const baseTree = state.trees[treeId];
+  if (baseTree) {
+    const mapTree = arr => (!arr.tree || !arr.tree.length ?
+                            [] : _.map(arr.tree, a => [a, mapTree(a)]));
+
+    return _.chain(baseTree.tree)
+      .map(arr => [arr, mapTree(arr)])
+      .flatten()
+      .value();
+  }
+  return [];
+};
+
+export const getTree = state => (namespace, projectId, branch) => state.trees[`${namespace}/${projectId}/${branch}`];
+
+export const getTreeEntry = (store, treeId, path) => {
+  const fileList = treeList(store.state, treeId);
+  return fileList ? fileList.find(file => file.path === path) : null;
+};
+
+export const findEntry = (tree, type, name) => tree.find(
   f => f.type === type && f.name === name,
 );
+
 export const findIndexOfFile = (state, file) => state.findIndex(f => f.path === file.path);
 
 export const setPageTitle = (title) => {
   document.title = title;
 };
 
-export const pushState = (url) => {
-  history.pushState({ url }, '', url);
-};
-
-export const createTemp = ({ name, path, type, level, changed, content, base64 }) => {
+export const createTemp = ({
+  projectId, branchId, name, path, type, level, changed, content, base64, url,
+}) => {
   const treePath = path ? `${path}/${name}` : name;
 
   return decorateData({
     id: new Date().getTime().toString(),
+    projectId,
+    branchId,
     name,
     type,
     tempFile: true,
@@ -104,11 +143,18 @@ export const createTemp = ({ name, path, type, level, changed, content, base64 }
     level,
     base64,
     renderError: base64,
+    url,
   });
 };
 
-export const createOrMergeEntry = ({ tree, entry, type, parentTreeUrl, level }) => {
-  const found = findEntry(tree, type, entry.name);
+export const createOrMergeEntry = ({ tree,
+                                     projectId,
+                                     branchId,
+                                     entry,
+                                     type,
+                                     parentTreeUrl,
+                                     level }) => {
+  const found = findEntry(tree.tree || tree, type, entry.name);
 
   if (found) {
     return Object.assign({}, found, {
@@ -120,6 +166,8 @@ export const createOrMergeEntry = ({ tree, entry, type, parentTreeUrl, level })
 
   return decorateData({
     ...entry,
+    projectId,
+    branchId,
     type,
     parentTreeUrl,
     level,
diff --git a/app/assets/javascripts/new_commit_form.js b/app/assets/javascripts/new_commit_form.js
index 6e152497d20..a2f0a44863f 100644
--- a/app/assets/javascripts/new_commit_form.js
+++ b/app/assets/javascripts/new_commit_form.js
@@ -6,11 +6,12 @@ export default class NewCommitForm {
     this.branchName = form.find('.js-branch-name');
     this.originalBranch = form.find('.js-original-branch');
     this.createMergeRequest = form.find('.js-create-merge-request');
-    this.createMergeRequestContainer = form.find('.js-create-merge-request-container');
+    this.createMergeRequestContainer = form.find(
+      '.js-create-merge-request-container',
+    );
     this.branchName.keyup(this.renderDestination);
     this.renderDestination();
   }
-
   renderDestination() {
     var different;
     different = this.branchName.val() !== this.originalBranch.val();
@@ -23,6 +24,6 @@ export default class NewCommitForm {
       this.createMergeRequestContainer.hide();
       this.createMergeRequest.prop('checked', false);
     }
-    return this.wasDifferent = different;
+    return (this.wasDifferent = different);
   }
 }
diff --git a/app/assets/javascripts/repo/components/commit_sidebar/list.vue b/app/assets/javascripts/repo/components/commit_sidebar/list.vue
deleted file mode 100644
index fb862e7bf01..00000000000
--- a/app/assets/javascripts/repo/components/commit_sidebar/list.vue
+++ /dev/null
@@ -1,89 +0,0 @@
-<script>
-  import icon from '../../../vue_shared/components/icon.vue';
-  import listItem from './list_item.vue';
-  import listCollapsed from './list_collapsed.vue';
-
-  export default {
-    components: {
-      icon,
-      listItem,
-      listCollapsed,
-    },
-    props: {
-      title: {
-        type: String,
-        required: true,
-      },
-      fileList: {
-        type: Array,
-        required: true,
-      },
-      collapsed: {
-        type: Boolean,
-        required: true,
-      },
-    },
-    methods: {
-      toggleCollapsed() {
-        this.$emit('toggleCollapsed');
-      },
-    },
-  };
-</script>
-
-<template>
-  <div class="multi-file-commit-panel-section">
-    <header
-      class="multi-file-commit-panel-header"
-      :class="{
-        'is-collapsed': collapsed,
-      }"
-    >
-      <icon
-        name="list-bulleted"
-        :size="18"
-        css-classes="append-right-default"
-      />
-      <template v-if="!collapsed">
-        {{ title }}
-        <button
-          type="button"
-          class="btn btn-transparent multi-file-commit-panel-collapse-btn"
-          @click="toggleCollapsed"
-        >
-          <i
-            aria-hidden="true"
-            class="fa fa-angle-double-right"
-          >
-          </i>
-        </button>
-      </template>
-    </header>
-    <div class="multi-file-commit-list">
-      <list-collapsed
-        v-if="collapsed"
-      />
-      <template v-else>
-        <ul
-          v-if="fileList.length"
-          class="list-unstyled append-bottom-0"
-        >
-          <li
-            v-for="file in fileList"
-            :key="file.key"
-          >
-            <list-item
-              :file="file"
-            />
-          </li>
-        </ul>
-        <div
-          v-else
-          class="help-block prepend-top-0"
-        >
-          No changes
-        </div>
-      </template>
-    </div>
-  </div>
-</template>
diff --git a/app/assets/javascripts/repo/components/new_dropdown/index.vue b/app/assets/javascripts/repo/components/new_dropdown/index.vue
deleted file mode 100644
index 781404cf8ca..00000000000
--- a/app/assets/javascripts/repo/components/new_dropdown/index.vue
+++ /dev/null
@@ -1,89 +0,0 @@
-<script>
-  import { mapState } from 'vuex';
-  import newModal from './modal.vue';
-  import upload from './upload.vue';
-  import icon from '../../../vue_shared/components/icon.vue';
-
-  export default {
-    components: {
-      icon,
-      newModal,
-      upload,
-    },
-    data() {
-      return {
-        openModal: false,
-        modalType: '',
-      };
-    },
-    computed: {
-      ...mapState([
-        'path',
-      ]),
-    },
-    methods: {
-      createNewItem(type) {
-        this.modalType = type;
-        this.toggleModalOpen();
-      },
-      toggleModalOpen() {
-        this.openModal = !this.openModal;
-      },
-    },
-  };
-</script>
-
-<template>
-  <div>
-    <ul class="breadcrumb repo-breadcrumb">
-      <li class="dropdown">
-        <button
-          type="button"
-          class="btn btn-default dropdown-toggle add-to-tree"
-          data-toggle="dropdown"
-          aria-label="Create new file or directory"
-        >
-          <icon
-            name="plus"
-            css-classes="pull-left"
-          />
-          <icon
-            name="arrow-down"
-            css-classes="pull-left"
-          />
-        </button>
-        <ul class="dropdown-menu">
-          <li>
-            <a
-              href="#"
-              role="button"
-              @click.prevent="createNewItem('blob')"
-            >
-              {{ __('New file') }}
-            </a>
-          </li>
-          <li>
-            <upload
-              :path="path"
-            />
-          </li>
-          <li>
-            <a
-              href="#"
-              role="button"
-              @click.prevent="createNewItem('tree')"
-            >
-              {{ __('New directory') }}
-            </a>
-          </li>
-        </ul>
-      </li>
-    </ul>
-    <new-modal
-      v-if="openModal"
-      :type="modalType"
-      :path="path"
-      @toggle="toggleModalOpen"
-    />
-  </div>
-</template>
diff --git a/app/assets/javascripts/repo/components/repo.vue b/app/assets/javascripts/repo/components/repo.vue
deleted file mode 100644
index a00e1e9d809..00000000000
--- a/app/assets/javascripts/repo/components/repo.vue
+++ /dev/null
@@ -1,63 +0,0 @@
-<script>
-import { mapState, mapGetters } from 'vuex';
-import RepoSidebar from './repo_sidebar.vue';
-import RepoCommitSection from './repo_commit_section.vue';
-import RepoTabs from './repo_tabs.vue';
-import RepoFileButtons from './repo_file_buttons.vue';
-import RepoPreview from './repo_preview.vue';
-import repoEditor from './repo_editor.vue';
-
-export default {
-  computed: {
-    ...mapState([
-      'currentBlobView',
-    ]),
-    ...mapGetters([
-      'isCollapsed',
-      'changedFiles',
-    ]),
-  },
-  components: {
-    RepoSidebar,
-    RepoTabs,
-    RepoFileButtons,
-    repoEditor,
-    RepoCommitSection,
-    RepoPreview,
-  },
-  mounted() {
-    const returnValue = 'Are you sure you want to lose unsaved changes?';
-    window.onbeforeunload = (e) => {
-      if (!this.changedFiles.length) return undefined;
-
-      Object.assign(e, {
-        returnValue,
-      });
-      return returnValue;
-    };
-  },
-};
-</script>
-
-<template>
-  <div
-    class="multi-file"
-    :class="{
-      'is-collapsed': isCollapsed
-    }"
-  >
-    <repo-sidebar/>
-    <div
-      v-if="isCollapsed"
-      class="multi-file-edit-pane"
-    >
-      <repo-tabs />
-      <component
-        class="multi-file-edit-pane-content"
-        :is="currentBlobView"
-      />
-      <repo-file-buttons />
-    </div>
-    <repo-commit-section />
-  </div>
-</template>
diff --git a/app/assets/javascripts/repo/components/repo_sidebar.vue b/app/assets/javascripts/repo/components/repo_sidebar.vue
deleted file mode 100644
index 4ea21913129..00000000000
--- a/app/assets/javascripts/repo/components/repo_sidebar.vue
+++ /dev/null
@@ -1,85 +0,0 @@
-<script>
-import { mapState, mapGetters, mapActions } from 'vuex';
-import RepoPreviousDirectory from './repo_prev_directory.vue';
-import RepoFile from './repo_file.vue';
-import RepoLoadingFile from './repo_loading_file.vue';
-
-export default {
-  components: {
-    'repo-previous-directory': RepoPreviousDirectory,
-    'repo-file': RepoFile,
-    'repo-loading-file': RepoLoadingFile,
-  },
-  created() {
-    window.addEventListener('popstate', this.popHistoryState);
-  },
-  destroyed() {
-    window.removeEventListener('popstate', this.popHistoryState);
-  },
-  mounted() {
-    this.getTreeData();
-  },
-  computed: {
-    ...mapState([
-      'loading',
-      'isRoot',
-    ]),
-    ...mapState({
-      projectName(state) {
-        return state.project.name;
-      },
-    }),
-    ...mapGetters([
-      'treeList',
-      'isCollapsed',
-    ]),
-  },
-  methods: {
-    ...mapActions([
-      'getTreeData',
-      'popHistoryState',
-    ]),
-  },
-};
-</script>
-
-<template>
-<div class="ide-file-list">
-  <table class="table">
-    <thead>
-      <tr>
-        <th
-          v-if="isCollapsed"
-        >
-        </th>
-        <template v-else>
-          <th class="name multi-file-table-name">
-            Name
-          </th>
-          <th class="hidden-sm hidden-xs last-commit">
-            Last commit
-          </th>
-          <th class="hidden-xs last-update text-right">
-            Last update
-          </th>
-        </template>
-      </tr>
-    </thead>
-    <tbody>
-      <repo-previous-directory
-        v-if="!isRoot && treeList.length"
-      />
-      <repo-loading-file
-        v-if="!treeList.length && loading"
-        v-for="n in 5"
-        :key="n"
-      />
-      <repo-file
-        v-for="file in treeList"
-        :key="file.key"
-        :file="file"
-      />
-    </tbody>
-  </table>
-</div>
-</template>
diff --git a/app/assets/javascripts/repo/index.js b/app/assets/javascripts/repo/index.js
deleted file mode 100644
index b6801af7fcb..00000000000
--- a/app/assets/javascripts/repo/index.js
+++ /dev/null
@@ -1,106 +0,0 @@
-import Vue from 'vue';
-import { mapActions } from 'vuex';
-import { convertPermissionToBoolean } from '../lib/utils/common_utils';
-import Repo from './components/repo.vue';
-import RepoEditButton from './components/repo_edit_button.vue';
-import newBranchForm from './components/new_branch_form.vue';
-import newDropdown from './components/new_dropdown/index.vue';
-import store from './stores';
-import Translate from '../vue_shared/translate';
-
-function initRepo(el) {
-  if (!el) return null;
-
-  return new Vue({
-    el,
-    store,
-    components: {
-      repo: Repo,
-    },
-    methods: {
-      ...mapActions([
-        'setInitialData',
-      ]),
-    },
-    created() {
-      const data = el.dataset;
-
-      this.setInitialData({
-        project: {
-          id: data.projectId,
-          name: data.projectName,
-          url: data.projectUrl,
-        },
-        endpoints: {
-          rootEndpoint: data.url,
-          newMergeRequestUrl: data.newMergeRequestUrl,
-          rootUrl: data.rootUrl,
-        },
-        canCommit: convertPermissionToBoolean(data.canCommit),
-        onTopOfBranch: convertPermissionToBoolean(data.onTopOfBranch),
-        currentRef: data.ref,
-        path: data.currentPath,
-        currentBranch: data.currentBranch,
-        isRoot: convertPermissionToBoolean(data.root),
-        isInitialRoot: convertPermissionToBoolean(data.root),
-      });
-    },
-    render(createElement) {
-      return createElement('repo');
-    },
-  });
-}
-
-function initRepoEditButton(el) {
-  return new Vue({
-    el,
-    store,
-    components: {
-      repoEditButton: RepoEditButton,
-    },
-    render(createElement) {
-      return createElement('repo-edit-button');
-    },
-  });
-}
-
-function initNewDropdown(el) {
-  return new Vue({
-    el,
-    store,
-    components: {
-      newDropdown,
-    },
-    render(createElement) {
-      return createElement('new-dropdown');
-    },
-  });
-}
-
-function initNewBranchForm() {
-  const el = document.querySelector('.js-new-branch-dropdown');
-
-  if (!el) return null;
-
-  return new Vue({
-    el,
-    components: {
-      newBranchForm,
-    },
-    store,
-    render(createElement) {
-      return createElement('new-branch-form');
-    },
-  });
-}
-
-const repo = document.getElementById('repo');
-const editButton = document.querySelector('.editable-mode');
-const newDropdownHolder = document.querySelector('.js-new-dropdown');
-
-Vue.use(Translate);
-
-initRepo(repo);
-initRepoEditButton(editButton);
-initNewBranchForm();
-initNewDropdown(newDropdownHolder);
diff --git a/app/assets/javascripts/repo/stores/actions.js b/app/assets/javascripts/repo/stores/actions.js
deleted file mode 100644
index af5dcf054ef..00000000000
--- a/app/assets/javascripts/repo/stores/actions.js
+++ /dev/null
@@ -1,146 +0,0 @@
-import Vue from 'vue';
-import { visitUrl } from '../../lib/utils/url_utility';
-import flash from '../../flash';
-import service from '../services';
-import * as types from './mutation_types';
-
-export const redirectToUrl = (_, url) => visitUrl(url);
-
-export const setInitialData = ({ commit }, data) => commit(types.SET_INITIAL_DATA, data);
-
-export const closeDiscardPopup = ({ commit }) => commit(types.TOGGLE_DISCARD_POPUP, false);
-
-export const discardAllChanges = ({ commit, getters, dispatch }) => {
-  const changedFiles = getters.changedFiles;
-
-  changedFiles.forEach((file) => {
-    commit(types.DISCARD_FILE_CHANGES, file);
-
-    if (file.tempFile) {
-      dispatch('closeFile', { file, force: true });
-    }
-  });
-};
-
-export const closeAllFiles = ({ state, dispatch }) => {
-  state.openFiles.forEach(file => dispatch('closeFile', { file }));
-};
-
-export const toggleEditMode = ({ state, commit, getters, dispatch }, force = false) => {
-  const changedFiles = getters.changedFiles;
-
-  if (changedFiles.length && !force) {
-    commit(types.TOGGLE_DISCARD_POPUP, true);
-  } else {
-    commit(types.TOGGLE_EDIT_MODE);
-    commit(types.TOGGLE_DISCARD_POPUP, false);
-    dispatch('toggleBlobView');
-
-    if (!state.editMode) {
-      dispatch('discardAllChanges');
-    }
-  }
-};
-
-export const toggleBlobView = ({ commit, state }) => {
-  if (state.editMode) {
-    commit(types.SET_EDIT_MODE);
-  } else {
-    commit(types.SET_PREVIEW_MODE);
-  }
-};
-
-export const checkCommitStatus = ({ state }) => service.getBranchData(
-  state.project.id,
-  state.currentBranch,
-)
-  .then((data) => {
-    const { id } = data.commit;
-
-    if (state.currentRef !== id) {
-      return true;
-    }
-
-    return false;
-  })
-  .catch(() => flash('Error checking branch data. Please try again.'));
-
-export const commitChanges = ({ commit, state, dispatch, getters }, { payload, newMr }) =>
-  service.commit(state.project.id, payload)
-  .then((data) => {
-    const { branch } = payload;
-    if (!data.short_id) {
-      flash(data.message);
-      return;
-    }
-
-    const lastCommit = {
-      commit_path: `${state.project.url}/commit/${data.id}`,
-      commit: {
-        message: data.message,
-        authored_date: data.committed_date,
-      },
-    };
-
-    flash(`Your changes have been committed. Commit ${data.short_id} with ${data.stats.additions} additions, ${data.stats.deletions} deletions.`, 'notice');
-
-    if (newMr) {
-      dispatch('redirectToUrl', `${state.endpoints.newMergeRequestUrl}${branch}`);
-    } else {
-      commit(types.SET_COMMIT_REF, data.id);
-
-      getters.changedFiles.forEach((entry) => {
-        commit(types.SET_LAST_COMMIT_DATA, {
-          entry,
-          lastCommit,
-        });
-      });
-
-      dispatch('discardAllChanges');
-      dispatch('closeAllFiles');
-      dispatch('toggleEditMode');
-
-      window.scrollTo(0, 0);
-    }
-  })
-  .catch(() => flash('Error committing changes. Please try again.'));
-
-export const createTempEntry = ({ state, dispatch }, { name, type, content = '', base64 = false }) => {
-  if (type === 'tree') {
-    dispatch('createTempTree', name);
-  } else if (type === 'blob') {
-    dispatch('createTempFile', {
-      tree: state,
-      name,
-      base64,
-      content,
-    });
-  }
-};
-
-export const popHistoryState = ({ state, dispatch, getters }) => {
-  const treeList = getters.treeList;
-  const tree = treeList.find(file => file.url === state.previousUrl);
-
-  if (!tree) return;
-
-  if (tree.type === 'tree') {
-    dispatch('toggleTreeOpen', { endpoint: tree.url, tree });
-  }
-};
-
-export const scrollToTab = () => {
-  Vue.nextTick(() => {
-    const tabs = document.getElementById('tabs');
-
-    if (tabs) {
-      const tabEl = tabs.querySelector('.active .repo-tab');
-
-      tabEl.focus();
-    }
-  });
-};
-
-export * from './actions/tree';
-export * from './actions/file';
-export * from './actions/branch';
diff --git a/app/assets/javascripts/repo/stores/actions/branch.js b/app/assets/javascripts/repo/stores/actions/branch.js
deleted file mode 100644
index 61d9a5af3e3..00000000000
--- a/app/assets/javascripts/repo/stores/actions/branch.js
+++ /dev/null
@@ -1,20 +0,0 @@
-import service from '../../services';
-import * as types from '../mutation_types';
-import { pushState } from '../utils';
-
-// eslint-disable-next-line import/prefer-default-export
-export const createNewBranch = ({ state, commit }, branch) => service.createBranch(
-  state.project.id,
-  {
-    branch,
-    ref: state.currentBranch,
-  },
-).then(res => res.json())
-.then((data) => {
-  const branchName = data.name;
-  const url = location.href.replace(state.currentBranch, branchName);
-
-  pushState(url);
-
-  commit(types.SET_CURRENT_BRANCH, branchName);
-});
diff --git a/app/assets/javascripts/repo/stores/actions/tree.js b/app/assets/javascripts/repo/stores/actions/tree.js
deleted file mode 100644
index 7c251e26bed..00000000000
--- a/app/assets/javascripts/repo/stores/actions/tree.js
+++ /dev/null
@@ -1,163 +0,0 @@
-import { visitUrl } from '../../../lib/utils/url_utility';
-import { normalizeHeaders } from '../../../lib/utils/common_utils';
-import flash from '../../../flash';
-import service from '../../services';
-import * as types from '../mutation_types';
-import {
-  pushState,
-  setPageTitle,
-  findEntry,
-  createTemp,
-  createOrMergeEntry,
-} from '../utils';
-
-export const getTreeData = (
-  { commit, state, dispatch },
-  { endpoint = state.endpoints.rootEndpoint, tree = state } = {},
-) => {
-  commit(types.TOGGLE_LOADING, tree);
-
-  service.getTreeData(endpoint)
-    .then((res) => {
-      const pageTitle = decodeURI(normalizeHeaders(res.headers)['PAGE-TITLE']);
-
-      setPageTitle(pageTitle);
-
-      return res.json();
-    })
-    .then((data) => {
-      const prevLastCommitPath = tree.lastCommitPath;
-      if (!state.isInitialRoot) {
-        commit(types.SET_ROOT, data.path === '/');
-      }
-
-      dispatch('updateDirectoryData', { data, tree });
-      commit(types.SET_PARENT_TREE_URL, data.parent_tree_url);
-      commit(types.SET_LAST_COMMIT_URL, { tree, url: data.last_commit_path });
-      commit(types.TOGGLE_LOADING, tree);
-
-      if (prevLastCommitPath !== null) {
-        dispatch('getLastCommitData', tree);
-      }
-
-      pushState(endpoint);
-    })
-    .catch(() => {
-      flash('Error loading tree data. Please try again.');
-      commit(types.TOGGLE_LOADING, tree);
-    });
-};
-
-export const toggleTreeOpen = ({ commit, dispatch }, { endpoint, tree }) => {
-  if (tree.opened) {
-    // send empty data to clear the tree
-    const data = { trees: [], blobs: [], submodules: [] };
-
-    pushState(tree.parentTreeUrl);
-
-    commit(types.SET_PREVIOUS_URL, tree.parentTreeUrl);
-    dispatch('updateDirectoryData', { data, tree });
-  } else {
-    commit(types.SET_PREVIOUS_URL, endpoint);
-    dispatch('getTreeData', { endpoint, tree });
-  }
-
-  commit(types.TOGGLE_TREE_OPEN, tree);
-};
-
-export const clickedTreeRow = ({ commit, dispatch }, row) => {
-  if (row.type === 'tree') {
-    dispatch('toggleTreeOpen', {
-      endpoint: row.url,
-      tree: row,
-    });
-  } else if (row.type === 'submodule') {
-    commit(types.TOGGLE_LOADING, row);
-
-    visitUrl(row.url);
-  } else if (row.type === 'blob' && row.opened) {
-    dispatch('setFileActive', row);
-  } else {
-    dispatch('getFileData', row);
-  }
-};
-
-export const createTempTree = ({ state, commit, dispatch }, name) => {
-  let tree = state;
-  const dirNames = name.replace(new RegExp(`^${state.path}/`), '').split('/');
-
-  dirNames.forEach((dirName) => {
-    const foundEntry = findEntry(tree, 'tree', dirName);
-
-    if (!foundEntry) {
-      const tmpEntry = createTemp({
-        name: dirName,
-        path: tree.path,
-        type: 'tree',
-        level: tree.level !== undefined ? tree.level + 1 : 0,
-      });
-
-      commit(types.CREATE_TMP_TREE, {
-        parent: tree,
-        tmpEntry,
-      });
-      commit(types.TOGGLE_TREE_OPEN, tmpEntry);
-
-      tree = tmpEntry;
-    } else {
-      tree = foundEntry;
-    }
-  });
-
-  if (tree.tempFile) {
-    dispatch('createTempFile', {
-      tree,
-      name: '.gitkeep',
-    });
-  }
-};
-
-export const getLastCommitData = ({ state, commit, dispatch, getters }, tree = state) => {
-  if (tree.lastCommitPath === null || getters.isCollapsed) return;
-
-  service.getTreeLastCommit(tree.lastCommitPath)
-    .then((res) => {
-      const lastCommitPath = normalizeHeaders(res.headers)['MORE-LOGS-URL'] || null;
-
-      commit(types.SET_LAST_COMMIT_URL, { tree, url: lastCommitPath });
-
-      return res.json();
-    })
-    .then((data) => {
-      data.forEach((lastCommit) => {
-        const entry = findEntry(tree, lastCommit.type, lastCommit.file_name);
-
-        if (entry) {
-          commit(types.SET_LAST_COMMIT_DATA, { entry, lastCommit });
-        }
-      });
-
-      dispatch('getLastCommitData', tree);
-    })
-    .catch(() => flash('Error fetching log data.'));
-};
-
-export const updateDirectoryData = ({ commit, state }, { data, tree }) => {
-  const level = tree.level !== undefined ? tree.level + 1 : 0;
-  const parentTreeUrl = data.parent_tree_url ? `${data.parent_tree_url}${data.path}` : state.endpoints.rootUrl;
-  const createEntry = (entry, type) => createOrMergeEntry({
-    tree,
-    entry,
-    level,
-    type,
-    parentTreeUrl,
-  });
-
-  const formattedData = [
-    ...data.trees.map(t => createEntry(t, 'tree')),
-    ...data.submodules.map(m => createEntry(m, 'submodule')),
-    ...data.blobs.map(b => createEntry(b, 'blob')),
-  ];
-
-  commit(types.SET_DIRECTORY_DATA, { tree, data: formattedData });
-};
diff --git a/app/assets/javascripts/repo/stores/getters.js b/app/assets/javascripts/repo/stores/getters.js
deleted file mode 100644
index 5ce9f449905..00000000000
--- a/app/assets/javascripts/repo/stores/getters.js
+++ /dev/null
@@ -1,40 +0,0 @@
-import _ from 'underscore';
-
-/*
-  Takes the multi-dimensional tree and returns a flattened array.
-  This allows for the table to recursively render the table rows but keeps the data
-  structure nested to make it easier to add new files/directories.
-*/
-export const treeList = (state) => {
-  const mapTree = arr => (!arr.tree.length ? [] : _.map(arr.tree, a => [a, mapTree(a)]));
-
-  return _.chain(state.tree)
-    .map(arr => [arr, mapTree(arr)])
-    .flatten()
-    .value();
-};
-
-export const changedFiles = state => state.openFiles.filter(file => file.changed);
-
-export const activeFile = state => state.openFiles.find(file => file.active);
-
-export const activeFileExtension = (state) => {
-  const file = activeFile(state);
-  return file ? `.${file.path.split('.').pop()}` : '';
-};
-
-export const isCollapsed = state => !!state.openFiles.length;
-
-export const canEditFile = (state) => {
-  const currentActiveFile = activeFile(state);
-  const openedFiles = state.openFiles;
-
-  return state.canCommit &&
-    state.onTopOfBranch &&
-    openedFiles.length &&
-    (currentActiveFile && !currentActiveFile.renderError && !currentActiveFile.binary);
-};
-
-export const addedFiles = state => changedFiles(state).filter(f => f.tempFile);
-
-export const modifiedFiles = state => changedFiles(state).filter(f => !f.tempFile);
diff --git a/app/assets/javascripts/repo/stores/mutations/branch.js b/app/assets/javascripts/repo/stores/mutations/branch.js
deleted file mode 100644
index d8229e8a620..00000000000
--- a/app/assets/javascripts/repo/stores/mutations/branch.js
+++ /dev/null
@@ -1,9 +0,0 @@
-import * as types from '../mutation_types';
-
-export default {
-  [types.SET_CURRENT_BRANCH](state, currentBranch) {
-    Object.assign(state, {
-      currentBranch,
-    });
-  },
-};
diff --git a/app/assets/javascripts/vue_shared/components/project_avatar/image.vue b/app/assets/javascripts/vue_shared/components/project_avatar/image.vue
new file mode 100644
index 00000000000..dce23bd65f6
--- /dev/null
+++ b/app/assets/javascripts/vue_shared/components/project_avatar/image.vue
@@ -0,0 +1,103 @@
+<script>
+
+/* This is a re-usable vue component for rendering a project avatar that
+  does not need to link to the project's profile. The image and an optional
+  tooltip can be configured by props passed to this component.
+
+  Sample configuration:
+
+  <project-avatar-image
+    :lazy="true"
+    :img-src="projectAvatarSrc"
+    :img-alt="tooltipText"
+    :tooltip-text="tooltipText"
+    tooltip-placement="top"
+  />
+
+*/
+
+import defaultAvatarUrl from 'images/no_avatar.png';
+import { placeholderImage } from '../../../lazy_loader';
+import tooltip from '../../directives/tooltip';
+
+export default {
+  name: 'ProjectAvatarImage',
+  props: {
+    lazy: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+    imgSrc: {
+      type: String,
+      required: false,
+      default: defaultAvatarUrl,
+    },
+    cssClasses: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    imgAlt: {
+      type: String,
+      required: false,
+      default: 'project avatar',
+    },
+    size: {
+      type: Number,
+      required: false,
+      default: 20,
+    },
+    tooltipText: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    tooltipPlacement: {
+      type: String,
+      required: false,
+      default: 'top',
+    },
+  },
+  directives: {
+    tooltip,
+  },
+  computed: {
+    // API response sends null when gravatar is disabled and
+    // we provide an empty string when we use it inside project avatar link.
+    // In both cases we should render the defaultAvatarUrl
+    sanitizedSource() {
+      return this.imgSrc === '' || this.imgSrc === null ? defaultAvatarUrl : this.imgSrc;
+    },
+    resultantSrcAttribute() {
+      return this.lazy ? placeholderImage : this.sanitizedSource;
+    },
+    tooltipContainer() {
+      return this.tooltipText ? 'body' : null;
+    },
+    avatarSizeClass() {
+      return `s${this.size}`;
+    },
+  },
+};
+</script>
+
+<template>
+  <img
+    v-tooltip
+    class="avatar"
+    :class="{
+      lazy,
+      [avatarSizeClass]: true,
+      [cssClasses]: true
+    }"
+    :src="resultantSrcAttribute"
+    :width="size"
+    :height="size"
+    :alt="imgAlt"
+    :data-src="sanitizedSource"
+    :data-container="tooltipContainer"
+    :data-placement="tooltipPlacement"
+    :title="tooltipText"
+  />
+</template>