Fixed and added some functionality with the FollowRelationship Model

- Added a follows and unfollow button
- Added a counter for follows
- Fixed countless spelling errors and mistakes

app/controllers/follows_controller.rb

@@ -0,0 +1,16 @@
+class FollowsController < ApplicationController
+  def create 
+    user = User.find_by(username: params[:id])
+    current_user.follow(user)
+
+    redirect_to user
+  end
+
+  def destroy
+    user = User.find_by(username: params[:id])
+    current_user.unfollow(user)
+
+    redirect_to user
+  end
+
+end

app/controllers/shouts_controller.rb

@@ -1,23 +1,23 @@
 class ShoutsController < ApplicationController
   before_action :require_login
-
-def new
-  @shout = Shout.new
-end
 
-def create
-  @shout = current_user.shouts.new(shout_params)
+  def new
+    @shout = Shout.new
+  end
+
+  def create
+    @shout = current_user.shouts.new(shout_params)
 
-  if @shout.save
-    redirect_to dashboard_path
-  else
-    render :new
+    if @shout.save
+      redirect_to dashboard_path 
+    else
+      render :new
+    end
   end
-end
 
 
   private
-    def shout_params
-      params.require(:shout).permit(:content)
-    end
+  def shout_params
+    params.require(:shout).permit(:content, :username)
+  end
 end

app/controllers/users_controller.rb

@@ -16,6 +16,10 @@ def create
     end
   end
 
+  def show
+    @user = User.find_by(username: params[:id])
+  end
+
   private
 
   def user_params

app/models/follow_relationship.rb

@@ -0,0 +1,4 @@
+class FollowRelationship < ActiveRecord::Base
+  belongs_to :followed_user, class_name: "User"
+  belongs_to :follower, class_name: "User"
+end

app/models/shout.rb

@@ -1,4 +1,6 @@
 class Shout < ActiveRecord::Base
-
+  delegate :username, to: :user
   belongs_to :user
+
+  validates :content, presence: true
 end

app/models/user.rb

@@ -3,4 +3,26 @@ class User < ActiveRecord::Base
   validates :password_digest, presence: true
 
   has_many :shouts
+  has_many :followed_user_relationships, 
+    class_name: "FollowRelationship", foreign_key: :follower_id
+
+  has_many :followed_users, through: :followed_user_relationships 
+
+  has_many :follower_relationships, 
+    class_name: "FollowRelationship", foreign_key: :followed_user_id
+
+  has_many :followers, through: :follower_relationships
+
+  def follow(user)
+    followed_users << user
+  end
+
+  def unfollow(user)
+    user.followers.destroy(self)
+  end
+
+  def to_param
+    username
+  end
+
 end

app/views/dashboards/show.html.erb

@@ -1,6 +1,6 @@
-<h1>FUCKER</h1>
+<h1><%= link_to "#{current_user.username.capitalize}", user_path(current_user.username) %></h1>
 
-<h2>FUCKING STEELERS FANS</h2>
+<h2>Shouts Page</h2>
 
 <%= link_to "Make a Shout", new_shout_path %>
 

app/views/users/show.html.erb

@@ -0,0 +1,15 @@
+<h1>This is <%= @user.username.capitalize %>'s page.</h1>
+<br>
+<% unless @user.followers.include? current_user %>
+  <%= button_to "follow" ,  follows_user_path(@user.username) %>
+<% else %>
+  <%= button_to "unfollow" ,  follows_user_path(@user.username), method: :delete %>
+<% end %>
+<br>
+<%= @user.followers.count %>
+<br>
+<% @user.shouts.each do |shout| %>
+  <div>
+    <%= shout.content %>
+  </div>
+<% end %>

config/routes.rb

@@ -12,7 +12,12 @@
 
   resources :shouts, only: [:new, :create]
   resource :session, only: [:new, :create, :destroy]
-  resources :users, only: [:new, :create]
+  resources :users, only: [:new, :create, :show] do
+    member do 
+      post "follows" => "follows#create"
+      delete "follows" => "follows#destroy"
+    end
+  end
 
   get "sign_up" => "users#new"
   get "sign_in" => "sessions#new"

db/migrate/20141021002645_create_follow_relationships.rb

@@ -0,0 +1,10 @@
+class CreateFollowRelationships < ActiveRecord::Migration
+  def change
+    create_table :follow_relationships do |t|
+      t.references :follower
+      t.references :followed_user
+
+      t.timestamps
+    end
+  end
+end

db/schema.rb

@@ -11,11 +11,18 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20141020212244) do
+ActiveRecord::Schema.define(version: 20141021002645) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
+  create_table "follow_relationships", force: true do |t|
+    t.integer  "follower_id"
+    t.integer  "followed_user_id"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
   create_table "shouts", force: true do |t|
     t.string   "content",    null: false
     t.integer  "user_id",    null: false