From a20d60fa1b7b4b2c1fbc1721e2e7a5e1ee9d7c3e Mon Sep 17 00:00:00 2001
From: Jacob Schatz <jschatz1@gmail.com>
Date: Thu, 28 Sep 2017 09:44:04 -0400
Subject: Adds dummy URL.

---
 .../repo/components/repo_commit_section.vue        | 51 +++++++++++++++-------
 app/assets/javascripts/repo/helpers/repo_helper.js |  1 +
 .../javascripts/repo/services/repo_service.js      |  7 +++
 app/controllers/projects/blob_controller.rb        |  7 ++-
 4 files changed, 49 insertions(+), 17 deletions(-)

diff --git a/app/assets/javascripts/repo/components/repo_commit_section.vue b/app/assets/javascripts/repo/components/repo_commit_section.vue
index 1282828b504..09546aac79b 100644
--- a/app/assets/javascripts/repo/components/repo_commit_section.vue
+++ b/app/assets/javascripts/repo/components/repo_commit_section.vue
@@ -28,23 +28,42 @@ export default {
   },
 
   methods: {
+    checkForReject() {
+      let okToCommit = true;
+      return Service.checkForReject(
+        decodeURIComponent(this.changedFiles[0].dummy_url)
+        .replace('{{branch}}', this.targetBranch)
+      )
+      .then((data) => {
+        if(data.data.last_commit.id !== this.changedFiles[0].last_commit.id) {
+          okToCommit = false;
+        }
+      })
+      .catch(() => {
+        new Flash('Cannot check for reject at this time.')
+      });
+    },
+
     makeCommit() {
-      // see https://docs.gitlab.com/ce/api/commits.html#create-a-commit-with-multiple-files-and-actions
-      const commitMessage = this.commitMessage;
-      const actions = this.changedFiles.map(f => ({
-        action: 'update',
-        file_path: f.path,
-        content: f.newContent,
-      }));
-      const payload = {
-        branch: Store.targetBranch,
-        commit_message: commitMessage,
-        actions,
-      };
-      Store.submitCommitsLoading = true;
-      Service.commitFiles(payload)
-        .then(this.resetCommitState)
-        .catch(() => Flash('An error occured while committing your changes'));
+      this.checkForReject()
+      .then(() => {
+        // see https://docs.gitlab.com/ce/api/commits.html#create-a-commit-with-multiple-files-and-actions
+        const commitMessage = this.commitMessage;
+        const actions = this.changedFiles.map(f => ({
+          action: 'update',
+          file_path: f.path,
+          content: f.newContent,
+        }));
+        const payload = {
+          branch: Store.targetBranch,
+          commit_message: commitMessage,
+          actions,
+        };
+        Store.submitCommitsLoading = true;
+        Service.commitFiles(payload)
+          .then(this.resetCommitState)
+          .catch(() => Flash('An error occured while committing your changes'));
+      });
     },
 
     resetCommitState() {
diff --git a/app/assets/javascripts/repo/helpers/repo_helper.js b/app/assets/javascripts/repo/helpers/repo_helper.js
index 2bd8d7eea65..16b8cedf81b 100644
--- a/app/assets/javascripts/repo/helpers/repo_helper.js
+++ b/app/assets/javascripts/repo/helpers/repo_helper.js
@@ -16,6 +16,7 @@ const RepoHelper = {
       name: '',
       plain: '',
       size: 0,
+      dummy_url: '',
       url: '',
       raw: false,
       newContent: '',
diff --git a/app/assets/javascripts/repo/services/repo_service.js b/app/assets/javascripts/repo/services/repo_service.js
index af83497fa39..913c4e5fcca 100644
--- a/app/assets/javascripts/repo/services/repo_service.js
+++ b/app/assets/javascripts/repo/services/repo_service.js
@@ -65,6 +65,13 @@ const RepoService = {
     return urlArray.join('/');
   },
 
+  checkForReject(url) {
+    const params = this.buildParams(url);
+    return axios.get(url, {
+      params
+    });
+  },
+
   commitFiles(payload) {
     return Api.commitMultiple(Store.projectId, payload)
       .then(this.commitFlash);
diff --git a/app/controllers/projects/blob_controller.rb b/app/controllers/projects/blob_controller.rb
index 2b8f3977e6e..43c73f0d55b 100644
--- a/app/controllers/projects/blob_controller.rb
+++ b/app/controllers/projects/blob_controller.rb
@@ -201,7 +201,10 @@ class Projects::BlobController < Projects::ApplicationController
     path_segments = @path.split('/')
     path_segments.pop
     tree_path = path_segments.join('/')
-
+    last_commit = @repository.last_commit_for_path(@commit.id, @blob.path)
+    puts '---------*_*__*_*_*_*_*_*_*_*_*_*_*_*_*_*'
+    puts params[:only]
+    puts '---------*_*__*_*_*_*_*_*_*_*_*_*_*_*_*_*'
     render json: json.merge(
       path: blob.path,
       name: blob.name,
@@ -209,6 +212,8 @@ class Projects::BlobController < Projects::ApplicationController
       size: blob.raw_size,
       mime_type: blob.mime_type,
       binary: blob.raw_binary?,
+      last_commit: last_commit,
+      dummy_url: project_blob_path(@project, File.join('{{branch}}', blob.path)),
       simple_viewer: blob.simple_viewer&.class&.partial_name,
       rich_viewer: blob.rich_viewer&.class&.partial_name,
       show_viewer_switcher: !!blob.show_viewer_switcher?,
-- 
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