Section 5.1.6: Implement creating tickets for a project

Author: Ryan Bigg

ticketee/app/assets/javascripts/tickets.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

ticketee/app/assets/stylesheets/tickets.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the tickets controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

ticketee/app/controllers/tickets_controller.rb

@@ -0,0 +1,33 @@
+class TicketsController < ApplicationController
+  before_action :set_project
+  before_action :set_ticket, only: [:show, :edit, :update, :destroy]
+
+  def new
+    @ticket = @project.tickets.build
+  end
+
+  def create
+    @ticket = @project.tickets.build(ticket_params)
+
+    if @ticket.save
+      flash[:success] = "Ticket has been created."
+      redirect_to [@project, @ticket]
+    else
+      flash[:error] = "Ticket has not been created."
+      render "new"
+    end
+  end
+
+  private
+    def ticket_params
+      params.require(:ticket).permit(:title, :description)
+    end
+
+    def set_project
+      @project = Project.find(params[:project_id])
+    end
+
+    def set_ticket
+      @ticket = @project.tickets.find(params[:id])
+    end
+end

ticketee/app/helpers/tickets_helper.rb

@@ -0,0 +1,2 @@
+module TicketsHelper
+end

ticketee/app/models/project.rb

@@ -1,3 +1,5 @@
 class Project < ActiveRecord::Base
   validates :name, presence: true
+
+  has_many :tickets
 end

ticketee/app/models/ticket.rb

@@ -0,0 +1,7 @@
+class Ticket < ActiveRecord::Base
+  belongs_to :project
+
+  validates :title, presence: true
+  validates :description, presence: true,
+                          length: { minimum: 10 }
+end

ticketee/app/views/projects/show.html.erb

@@ -15,3 +15,7 @@
                "Are you sure you want to delete this project?"
            },
      class: "delete" %>
+
+<%= link_to "New Ticket",
+   new_project_ticket_path(@project),
+   class: "new" %>

ticketee/app/views/tickets/_form.html.erb

@@ -0,0 +1,21 @@
+<div class='col-md-4'>
+  <%= simple_form_for [@project, @ticket] do |f| %>
+    <% if @ticket.errors.any? %>
+     <div id="error_explanation">
+       <h2><%= pluralize(@ticket.errors.count, "error") %>
+       prohibited this ticket from being saved:</h2>
+
+       <ul>
+       <% @ticket.errors.full_messages.each do |msg| %>
+         <li><%= msg %></li>
+       <% end %>
+       </ul>
+     </div>
+    <% end %>
+
+    <%= f.input :title %>
+    <%= f.input :description %>
+
+    <%= f.button :submit, class: 'btn-primary' %>
+  <% end %>
+</div>

ticketee/app/views/tickets/new.html.erb

@@ -0,0 +1,5 @@
+<div class='row'>
+  <h2>New Ticket</h2>
+
+  <%= render "form" %>
+</div>

ticketee/app/views/tickets/show.html.erb

@@ -0,0 +1,4 @@
+<div id='ticket'>
+  <h2><%= @ticket.title %></h2>
+  <%= simple_format(@ticket.description) %>
+</div>