Add more workouts functionality and tests

app/assets/javascripts/workouts.js.coffee

@@ -1,3 +1,5 @@
 # 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/
+$ ->
+  $("#workout_date").datepicker({ dateFormat: 'yy-mm-dd' });

app/controllers/workouts_controller.rb

@@ -10,4 +10,37 @@ class WorkoutsController < ApplicationController
   def edit
     @workout = Workout.find(params[:id])
   end
+
+  def update
+    params.permit!
+    @workout = Workout.find(params[:id])
+
+    if @workout.update_attributes(params[:workout])
+      redirect_to @workout, notice: 'Workout updated'
+    else
+      render action: 'edit'
+    end
+  end
+
+  def new
+    @workout = Workout.new
+  end
+
+  def create
+    params.permit!
+    @workout = Workout.new(params[:workout])
+
+    if @workout.save
+      redirect_to @workout, notice: 'Workout created'
+    else
+      render action: 'new'
+    end
+  end
+
+  def destroy
+    @workout = Workout.find(params[:id])
+    @workout.destroy
+
+    redirect_to workouts_url, notice: 'Workout deleted'
+  end
 end

app/models/workout.rb

@@ -1,2 +1,3 @@
 class Workout < ActiveRecord::Base
+  validates :date, :presence => true
 end

app/views/workouts/_form.html.erb

@@ -1,4 +1,11 @@
 <%= form_for @workout do |f| %>
+  <% if @workout.errors.any? %>
+  <ul>
+    <% @workout.errors.full_messages.each do |message| %>
+      <li><%= message %></li>
+    <% end %>
+  </ul>
+  <% end %>
   <%= f.label :date %>
   <%= f.text_field :date %>
   <%= f.submit nil %>

app/views/workouts/index.html.erb

@@ -1,8 +1,12 @@
+<%= link_to 'Create', new_workout_path %>
+
 <ul>
   <% @workouts.each do |workout| %>
   <li id="workout_<%= workout.id %>">
-    <%= link_to workout.date, workout %> [ 
+    <%= link_to workout.date, workout %> [
     <%= link_to 'Edit', edit_workout_path(workout) %> |
+    <%= link_to 'Delete', workout_path(workout),
+                data: { confirm: 'Are you sure?' }, :method => :delete %>
     ]
   </li>
   <% end %>

app/views/workouts/new.html.erb

@@ -0,0 +1 @@
+<%= render :partial => 'form' %>