Improve DRYness of views

app/controllers/groups_controller.rb

@@ -29,6 +29,7 @@ class GroupsController < Groups::ApplicationController
   end
 
   def create
+    byebug
     @group = Groups::CreateService.new(current_user, group_params).execute
 
     if @group.persisted?
@@ -81,6 +82,7 @@ class GroupsController < Groups::ApplicationController
   end
 
   def update
+    byebug
     if Groups::UpdateService.new(@group, current_user, group_params).execute
       redirect_to edit_group_path(@group), notice: "Group '#{@group.name}' was successfully updated."
     else
@@ -143,7 +145,8 @@ class GroupsController < Groups::ApplicationController
       :share_with_group_lock,
       :visibility_level,
       :parent_id
-      :create_chat_team
+      :create_chat_team,
+      :chat_team_name
     ]
   end
 

app/services/groups/create_service.rb

@@ -6,6 +6,7 @@ module Groups
 
     def execute
       create_chat_team = params.delete(:create_chat_team)
+      team_name = params.delete(:chat_team_name)
 
       @group = Group.new(params)
 
@@ -26,7 +27,8 @@ module Groups
       @group.add_owner(current_user)
 
       if create_chat_team && Gitlab.config.mattermost.enabled
-        Mattermost::CreateTeamWorker.perform_async(@group.id, current_user.id)
+        options = team_name ? { name: team_name } : {}
+        Mattermost::CreateTeamWorker.perform_async(@group.id, current_user.id, options)
       end
 
       @group

app/services/groups/update_service.rb

 module Groups
   class UpdateService < Groups::BaseService
     def execute
+      if params.delete(:create_chat_team) == '1'
+        chat_name = params[:chat_team_name]
+        options = chat_name ? { name: chat_name } : {}
+      end
+
       # check that user is allowed to set specified visibility_level
       new_visibility = params[:visibility_level]
       if new_visibility && new_visibility.to_i != group.visibility_level

app/views/groups/_create_chat_team.html.haml

+.form-group
+  = f.label :name, class: 'control-label' do
+    %span.mattermost-icon
+      = custom_icon('icon_mattermost')
+    Mattermost
+  .col-sm-10
+    .checkbox
+      = f.label :name do
+        = f.check_box :create_chat_team, checked: true
+        Link the group to a new Mattermost team
+
+.form-group
+  = f.label :chat_team, class: 'control-label' do
+    Chat Team name
+  .col-sm-10
+    = f.text_field :chat_team, placeholder: @group.name, class: 'form-control mattermost-team-name'
+    Leave blank to match your group name
+

app/views/groups/edit.html.haml

@@ -22,25 +22,7 @@
 
       = render 'shared/visibility_level', f: f, visibility_level: @group.visibility_level, can_change_visibility_level: can_change_group_visibility_level?(@group), form_model: @group
 
-      .form-group
-        = f.label :name, class: 'control-label' do
-          %span.mattermost-icon
-            = custom_icon('icon_mattermost')
-          Mattermost
-        .col-sm-10
-          .checkbox
-            = f.label :name do
-              = f.check_box :name, checked: true
-              Link the group to a new or existing Mattermost team
-
-
-      - enabled = Gitlab.config.mattermost.enabled
-      - if enabled
-      .form-group
-        .col-sm-offset-2.col-sm-10
-          = f.text_field :name, placeholder: "FILL WITH TEAM NAME", class: 'form-control mattermost-team-name'
-          %span.mattermost-info
-            Team URL: INSERT TEAM URL
+      = render 'create_chat_team', f: f if Gitlab.config.mattermost.enabled
 
       .form-group
         .col-sm-offset-2.col-sm-10

app/views/groups/new.html.haml

@@ -16,22 +16,7 @@
 
   = render 'shared/visibility_level', f: f, visibility_level: default_group_visibility, can_change_visibility_level: true, form_model: @group
 
-  .form-group
-    = f.label :create_chat_team, class: 'control-label' do
-      %span.mattermost-icon
-        = custom_icon('icon_mattermost')
-      Mattermost
-    .col-sm-10
-      .checkbox
-        = f.label :chat_team do
-          = f.check_box :chat_team
-          Link the group to a new or existing Mattermost team
-
-- enabled = Gitlab.config.mattermost.enabled
-- if enabled
-  .form-group
-    .col-sm-offset-2.col-sm-10
-      = f.text_field :name, placeholder: 'Mattermost team name', class: 'form-control mattermost-team-name'
+  = render 'create_chat_team', f: f if Gitlab.config.mattermost.enabled
 
   .form-group
     .col-sm-offset-2.col-sm-10

app/workers/mattermost/create_team_worker.rb

@@ -7,17 +7,18 @@ module Mattermost
 
     # Add 5 seconds so the first retry isn't 1 second later
     sidekiq_retry_in do |count|
-      5 + 5 ** n
+      5 + 5**n
     end
 
     def perform(group_id, current_user_id, options = {})
-      group = Group.find(group_id)
-      current_user = User.find(current_user_id)
+      group = Group.find_by(id: group_id)
+      current_user = User.find_by(id: current_user_id)
+      return unless group && current_user
 
       # The user that creates the team will be Team Admin
       response = Mattermost::Team.new(current_user).create(group, options)
 
-      ChatTeam.create(namespace: group, name: response['name'], team_id: response['id'])
+      group.create_chat_team(name: response['name'], team_id: response['id'])
     end
   end
 end

db/migrate/20170120131253_create_chat_teams.rb

@@ -5,13 +5,13 @@ class CreateChatTeams < ActiveRecord::Migration
 
   def change
     create_table :chat_teams do |t|
-      t.integer :namespace_id, index: true
+      t.integer :group_id, index: true
       t.string :team_id
       t.string :name
 
       t.timestamps null: false
     end
 
-    add_foreign_key :chat_teams, :namespaces, on_delete: :cascade
+    add_foreign_key :chat_teams, :groups, on_delete: :cascade
   end
 end