Merge remote-tracking branch 'upstream/master' into pipeline-emails

* upstream/master: (237 commits)
  Grapify boards API
  Add test, fix merge error
  Use local assigns to get the dropdown title
  Updated issuable dropdown titles
  Added safety check for formatted values
  Minor style improvement
  Fixed conflict and corrected teaspoon test
  Rename method in test
  Moved ci_status environments logic to new action ci_envrionments_status and set up frontend polling
  Refactor ci_status on MergeRequestController
  Fix indenting error in HAML
  Show what time ago a MR was deployed
  Fixed missing links
  Fixed missing links
  Refactor merge requests revisions
  Add link to update docs for source installations
  Grapify todos API
  Link to review apps example from docs
  fix grafana_configuration.md move link
  Do not run before_script, artifacts, cache in trigger_docs job
  ...

1 files changed, 42 insertions, 47 deletions

diff --git a/lib/api/variables.rb b/lib/api/variables.rb
index f6495071a11..b9fb3c21dbb 100644
--- a/lib/api/variables.rb
+++ b/lib/api/variables.rb
@@ -4,27 +4,29 @@ module API
     before { authenticate! }
     before { authorize! :admin_build, user_project }
 
+    params do
+      requires :id, type: String, desc: 'The ID of a project'
+    end
+
     resource :projects do
-      # Get project variables
-      #
-      # Parameters:
-      #   id (required) - The ID of a project
-      #   page (optional) - The page number for pagination
-      #   per_page (optional) - The value of items per page to show
-      # Example Request:
-      #   GET /projects/:id/variables
+      desc 'Get project variables' do
+        success Entities::Variable
+      end
+      params do
+        optional :page, type: Integer, desc: 'The page number for pagination'
+        optional :per_page, type: Integer, desc: 'The value of items per page to show'
+      end
       get ':id/variables' do
         variables = user_project.variables
         present paginate(variables), with: Entities::Variable
       end
 
-      # Get specific variable of a project
-      #
-      # Parameters:
-      #   id (required) - The ID of a project
-      #   key (required) - The `key` of variable
-      # Example Request:
-      #   GET /projects/:id/variables/:key
+      desc 'Get a specific variable from a project' do
+        success Entities::Variable
+      end
+      params do
+        requires :key, type: String, desc: 'The key of the variable'
+      end
       get ':id/variables/:key' do
         key = params[:key]
         variable = user_project.variables.find_by(key: key.to_s)
@@ -34,18 +36,15 @@ module API
         present variable, with: Entities::Variable
       end
 
-      # Create a new variable in project
-      #
-      # Parameters:
-      #   id (required) - The ID of a project
-      #   key (required) - The key of variable
-      #   value (required) - The value of variable
-      # Example Request:
-      #   POST /projects/:id/variables
+      desc 'Create a new variable in a project' do
+        success Entities::Variable
+      end
+      params do
+        requires :key, type: String, desc: 'The key of the variable'
+        requires :value, type: String, desc: 'The value of the variable'
+      end
       post ':id/variables' do
-        required_attributes! [:key, :value]
-
-        variable = user_project.variables.create(key: params[:key], value: params[:value])
+        variable = user_project.variables.create(declared(params, include_parent_namespaces: false).to_h)
 
         if variable.valid?
           present variable, with: Entities::Variable
@@ -54,41 +53,37 @@ module API
         end
       end
 
-      # Update existing variable of a project
-      #
-      # Parameters:
-      #   id (required) - The ID of a project
-      #   key (optional) - The `key` of variable
-      #   value (optional) - New value for `value` field of variable
-      # Example Request:
-      #   PUT /projects/:id/variables/:key
+      desc 'Update an existing variable from a project' do
+        success Entities::Variable
+      end
+      params do
+        optional :key, type: String, desc: 'The key of the variable'
+        optional :value, type: String, desc: 'The value of the variable'
+      end
       put ':id/variables/:key' do
-        variable = user_project.variables.find_by(key: params[:key].to_s)
+        variable = user_project.variables.find_by(key: params[:key])
 
         return not_found!('Variable') unless variable
 
-        attrs = attributes_for_keys [:value]
-        if variable.update(attrs)
+        if variable.update(value: params[:value])
           present variable, with: Entities::Variable
         else
           render_validation_error!(variable)
         end
       end
 
-      # Delete existing variable of a project
-      #
-      # Parameters:
-      #   id (required) - The ID of a project
-      #   key (required) - The ID of a variable
-      # Example Request:
-      #   DELETE /projects/:id/variables/:key
+      desc 'Delete an existing variable from a project' do
+        success Entities::Variable
+      end
+      params do
+        requires :key, type: String, desc: 'The key of the variable'
+      end
       delete ':id/variables/:key' do
-        variable = user_project.variables.find_by(key: params[:key].to_s)
+        variable = user_project.variables.find_by(key: params[:key])
 
         return not_found!('Variable') unless variable
-        variable.destroy
 
-        present variable, with: Entities::Variable
+        present variable.destroy, with: Entities::Variable
       end
     end
   end