1 files changed, 159 insertions, 0 deletions
diff --git a/app/assets/javascripts/boards/components/modal/list.js b/app/assets/javascripts/boards/components/modal/list.js
new file mode 100644
index 00000000000..3730c1ecaeb
--- /dev/null
+++ b/app/assets/javascripts/boards/components/modal/list.js
@@ -0,0 +1,159 @@
+/* global Vue */
+/* global ListIssue */
+/* global bp */
+(() => {
+  const ModalStore = gl.issueBoards.ModalStore;
+
+  gl.issueBoards.ModalList = Vue.extend({
+    props: {
+      issueLinkBase: {
+        type: String,
+        required: true,
+      },
+      rootPath: {
+        type: String,
+        required: true,
+      },
+      image: {
+        type: String,
+        required: true,
+      },
+    },
+    data() {
+      return ModalStore.store;
+    },
+    watch: {
+      activeTab() {
+        if (this.activeTab === 'all') {
+          ModalStore.purgeUnselectedIssues();
+        }
+      },
+    },
+    computed: {
+      loopIssues() {
+        if (this.activeTab === 'all') {
+          return this.issues;
+        }
+
+        return this.selectedIssues;
+      },
+      groupedIssues() {
+        const groups = [];
+        this.loopIssues.forEach((issue, i) => {
+          const index = i % this.columns;
+
+          if (!groups[index]) {
+            groups.push([]);
+          }
+
+          groups[index].push(issue);
+        });
+
+        return groups;
+      },
+    },
+    methods: {
+      scrollHandler() {
+        const currentPage = Math.floor(this.issues.length / this.perPage);
+
+        if ((this.scrollTop() > this.scrollHeight() - 100) && !this.loadingNewPage
+          && currentPage === this.page) {
+          this.loadingNewPage = true;
+          this.page += 1;
+        }
+      },
+      toggleIssue(e, issue) {
+        if (e.target.tagName !== 'A') {
+          ModalStore.toggleIssue(issue);
+        }
+      },
+      listHeight() {
+        return this.$refs.list.getBoundingClientRect().height;
+      },
+      scrollHeight() {
+        return this.$refs.list.scrollHeight;
+      },
+      scrollTop() {
+        return this.$refs.list.scrollTop + this.listHeight();
+      },
+      showIssue(issue) {
+        if (this.activeTab === 'all') return true;
+
+        const index = ModalStore.selectedIssueIndex(issue);
+
+        return index !== -1;
+      },
+      setColumnCount() {
+        const breakpoint = bp.getBreakpointSize();
+
+        if (breakpoint === 'lg' || breakpoint === 'md') {
+          this.columns = 3;
+        } else if (breakpoint === 'sm') {
+          this.columns = 2;
+        } else {
+          this.columns = 1;
+        }
+      },
+    },
+    mounted() {
+      this.scrollHandlerWrapper = this.scrollHandler.bind(this);
+      this.setColumnCountWrapper = this.setColumnCount.bind(this);
+      this.setColumnCount();
+
+      this.$refs.list.addEventListener('scroll', this.scrollHandlerWrapper);
+      window.addEventListener('resize', this.setColumnCountWrapper);
+    },
+    beforeDestroy() {
+      this.$refs.list.removeEventListener('scroll', this.scrollHandlerWrapper);
+      window.removeEventListener('resize', this.setColumnCountWrapper);
+    },
+    components: {
+      'issue-card-inner': gl.issueBoards.IssueCardInner,
+    },
+    template: `
+      <section
+        class="add-issues-list add-issues-list-columns"
+        ref="list">
+        <div
+          class="empty-state add-issues-empty-state-filter text-center"
+          v-if="issuesCount > 0 && issues.length === 0">
+          <div
+            class="svg-content"
+            v-html="image">
+          </div>
+          <div class="text-content">
+            <h4>
+              There are no issues to show.
+            </h4>
+          </div>
+        </div>
+        <div
+          v-for="group in groupedIssues"
+          class="add-issues-list-column">
+          <div
+            v-for="issue in group"
+            v-if="showIssue(issue)"
+            class="card-parent">
+            <div
+              class="card"
+              :class="{ 'is-active': issue.selected }"
+              @click="toggleIssue($event, issue)">
+              <issue-card-inner
+                :issue="issue"
+                :issue-link-base="issueLinkBase"
+                :root-path="rootPath">
+              </issue-card-inner>
+              <span
+                :aria-label="'Issue #' + issue.id + ' selected'"
+                aria-checked="true"
+                v-if="issue.selected"
+                class="issue-card-selected text-center">
+                <i class="fa fa-check"></i>
+              </span>
+            </div>
+          </div>
+        </div>
+      </section>
+    `,
+  });
+})();