Fix #72 - add follow/unfollow button to public profiles

app/assets/javascripts/application_public.js

@@ -0,0 +1,2 @@
+//= require jquery
+//= require jquery_ujs

app/assets/stylesheets/accounts.scss

@@ -58,6 +58,13 @@
     }
   }
 
+  .controls {
+    position: absolute;
+    top: 10px;
+    right: 10px;
+    z-index: 2;
+  }
+
   .details {
     display: flex;
     margin-top: 30px;

app/controllers/accounts_controller.rb

@@ -16,6 +16,16 @@ class AccountsController < ApplicationController
     end
   end
 
+  def follow
+    FollowService.new.call(current_user.account, @account.acct)
+    redirect_to account_path(@account)
+  end
+
+  def unfollow
+    UnfollowService.new.call(current_user.account, @account)
+    redirect_to account_path(@account)
+  end
+
   def followers
     @followers = @account.followers.order('follows.created_at desc').paginate(page: params[:page], per_page: 6)
   end

app/views/accounts/_header.html.haml

@@ -1,4 +1,11 @@
 .card{ style: "background-image: url(#{@account.header.url(:medium)})" }
+  - if user_signed_in? && current_account.id != @account.id
+    .controls
+      - if current_account.following?(@account)
+        = link_to 'Unfollow', unfollow_account_path(@account), data: { method: :post }, class: 'button'
+      - else
+        = link_to 'Follow', follow_account_path(@account), data: { method: :post }, class: 'button'
+
   .avatar= image_tag @account.avatar.url(:large)
   %h1.name
     = display_name(@account)

app/views/layouts/public.html.haml

@@ -1,3 +1,6 @@
+- content_for :header_tags do
+  = javascript_include_tag 'application_public'
+
 - content_for :content do
   .container= yield
   .footer

config/initializers/assets.rb

@@ -8,4 +8,4 @@ Rails.application.config.assets.version = '1.0'
 
 # Precompile additional assets.
 # application.js, application.css, and all non-JS/CSS in app/assets folder are already added.
-Rails.application.config.assets.precompile += %w( cable.js )
+Rails.application.config.assets.precompile += %w( application_public.js )

config/routes.rb

@@ -25,6 +25,9 @@ Rails.application.routes.draw do
     member do
       get :followers
       get :following
+
+      post :follow
+      post :unfollow
     end
   end