CRUD for admin labels

app/controllers/admin/labels_controller.rb

+
+class Admin::LabelsController < Admin::ApplicationController
+  before_action :set_label, only: [:show, :edit, :update, :destroy]
+
+  def index
+    @labels = Label.templates.page(params[:page]).per(PER_PAGE)
+  end
+
+  def show
+  end
+
+  def new
+    @label = Label.new
+  end
+
+  def edit
+  end
+
+  def create
+    @label = Label.new(label_params)
+    @label.template = true
+
+    if @label.save
+      redirect_to admin_labels_url, notice: "Label was created"
+    else
+      render :new
+    end
+  end
+
+  def update
+    if @label.update(label_params)
+      redirect_to admin_labels_path, notice: 'label was successfully updated.'
+    else
+      render :edit
+    end
+  end
+
+  def destroy
+    @label.destroy
+    @labels = Label.templates
+
+    respond_to do |format|
+      format.html do
+        redirect_to(admin_labels_path, notice: 'Label was removed')
+      end
+      format.js
+    end
+  end
+
+  private
+
+  def set_label
+    @label = Label.find(params[:id])
+  end
+
+  def label_params
+    params[:label].permit(:title, :color)
+  end
+end

app/models/label.rb

@@ -24,7 +24,7 @@ class Label < ActiveRecord::Base
   validates :color,
             format: { with: /\A#[0-9A-Fa-f]{6}\Z/ },
             allow_blank: false
-  validates :project, presence: true
+  validates :project, presence: true, unless: Proc.new { |service| service.template? }
 
   # Don't allow '?', '&', and ',' for label titles
   validates :title,
@@ -34,6 +34,8 @@ class Label < ActiveRecord::Base
 
   default_scope { order(title: :asc) }
 
+  scope :templates, ->  { where(template: true) }
+
   alias_attribute :name, :title
 
   def self.reference_prefix
@@ -78,4 +80,8 @@ class Label < ActiveRecord::Base
   def open_issues_count
     issues.opened.count
   end
+
+  def template?
+    template
+  end
 end

app/views/admin/labels/_form.html.haml

+= form_for [:admin, @label], html: { class: 'form-horizontal label-form js-requires-input' } do |f|
+  -if @label.errors.any?
+    .row
+      .col-sm-offset-2.col-sm-10
+        .alert.alert-danger
+          - @label.errors.full_messages.each do |msg|
+            %span= msg
+            %br
+
+  .form-group
+    = f.label :title, class: 'control-label'
+    .col-sm-10
+      = f.text_field :title, class: "form-control", required: true
+  .form-group
+    = f.label :color, "Background Color", class: 'control-label'
+    .col-sm-10
+      .input-group
+        .input-group-addon.label-color-preview  
+        = f.color_field :color, class: "form-control"
+      .help-block
+        Choose any color.
+        %br
+        Or you can choose one of suggested colors below
+
+      .suggest-colors
+        - suggested_colors.each do |color|
+          = link_to '#', style: "background-color: #{color}", data: { color: color } do
+             
+
+  .form-actions
+    = f.submit 'Save', class: 'btn btn-save js-save-button'
+    = link_to "Cancel", admin_labels_path, class: 'btn btn-cancel'
+
+:coffeescript
+  new Labels

app/views/admin/labels/_label.html.haml

+%li{id: dom_id(label)}
+  = render_colored_label(label)
+  .pull-right
+    = link_to 'Edit', edit_admin_label_path(label), class: 'btn btn-sm'
+    = link_to 'Remove', admin_label_path(label), class: 'btn btn-sm btn-remove remove-row', method: :delete, remote: true, data: {confirm: "Remove this label? Are you sure?"}

app/views/admin/labels/destroy.js.haml

+- if @labels.size == 0
+  $('.labels').load(document.URL + ' .light-well').hide().fadeIn(1000)

app/views/admin/labels/edit.html.haml

+- page_title "Edit", @label.name, "Labels"
+%h3
+  Edit label
+  %span.light #{@label.name}
+.back-link
+  = link_to admin_labels_path do
+    ← To labels list
+%hr
+= render 'form'

app/views/admin/labels/index.html.haml

+- page_title "Labels"
+= link_to new_admin_label_path, class: "pull-right btn btn-new" do
+  New label
+%h3.page-title
+  Labels
+%hr
+
+.labels
+  - if @labels.present?
+    %ul.bordered-list.manage-labels-list
+      = render @labels
+    = paginate @labels, theme: 'gitlab'
+  - else
+    .light-well
+      .nothing-here-block There are no any labels yet
+      
\ No newline at end of file

app/views/admin/labels/new.html.haml

+- page_title "New Label"
+%h3 New label
+.back-link
+  = link_to admin_labels_path do
+    ← To labels list
+%hr
+= render 'form'

app/views/layouts/nav/_admin.html.haml

@@ -57,6 +57,12 @@
       %span
         Service Templates
 
+  = nav_link(controller: :labels) do
+    = link_to admin_labels_path, title: 'Labels', data: {placement: 'right'} do
+      = icon('tags fw')
+      %span
+        Labels
+
   = nav_link(controller: :abuse_reports) do
     = link_to admin_abuse_reports_path, title: "Abuse reports" do
       = icon('exclamation-circle fw')

config/routes.rb

@@ -201,6 +201,8 @@ Gitlab::Application.routes.draw do
       resources :services
     end
 
+    resources :labels
+
     root to: 'dashboard#index'
   end
 

db/migrate/20150902001023_add_template_to_label.rb

+class AddTemplateToLabel < ActiveRecord::Migration
+  def change
+    add_column :labels, :template, :boolean, default: false
+  end
+end
\ No newline at end of file