Homework #6

.gitignore

@@ -30,3 +30,5 @@
 
 # Ignore master key for decrypting credentials and more.
 /config/master.key
+
+/config/application.yml

Gemfile

@@ -3,7 +3,6 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 ruby '2.5.1'
 
-gem 'will_paginate'
 gem 'jquery-rails'
 gem 'bootstrap', '~> 4.1.3'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
@@ -63,3 +62,8 @@ end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
+gem 'wice_grid', git: 'https://github.com/patricklindsay/wice_grid.git'
+gem "figaro"
+gem 'bootstrap-datepicker-rails'
+gem 'jquery-ui-rails'
+

Gemfile.lock

@@ -1,3 +1,12 @@
+GIT
+  remote: https://github.com/patricklindsay/wice_grid.git
+  revision: fbce87432eec24c9e9bec05d6698f150cfb17329
+  specs:
+    wice_grid (4.0.1)
+      coffee-rails (> 3.2)
+      kaminari (~> 0.16)
+      rails (~> 5.0, < 5.3)
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -57,6 +66,8 @@ GEM
       autoprefixer-rails (>= 6.0.3)
       popper_js (>= 1.12.9, < 2)
       sass (>= 3.5.2)
+    bootstrap-datepicker-rails (1.8.0.1)
+      railties (>= 3.0)
     builder (3.2.3)
     byebug (10.0.2)
     capybara (3.10.1)
@@ -84,6 +95,8 @@ GEM
     erubi (1.7.1)
     execjs (2.7.0)
     ffi (1.9.25)
+    figaro (1.1.1)
+      thor (~> 0.14)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     i18n (1.1.1)
@@ -96,6 +109,11 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
+    jquery-ui-rails (6.0.1)
+      railties (>= 3.2.16)
+    kaminari (0.17.0)
+      actionpack (>= 3.0.0)
+      activesupport (>= 3.0.0)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -199,7 +217,6 @@ GEM
     websocket-driver (0.7.0)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.3)
-    will_paginate (3.1.6)
     xpath (3.2.0)
       nokogiri (~> 1.8)
 
@@ -210,12 +227,15 @@ DEPENDENCIES
   bcrypt (~> 3.1.7)
   bootsnap (>= 1.1.0)
   bootstrap (~> 4.1.3)
+  bootstrap-datepicker-rails
   byebug
   capybara (>= 2.15)
   chromedriver-helper
   coffee-rails (~> 4.2)
+  figaro
   jbuilder (~> 2.5)
   jquery-rails
+  jquery-ui-rails
   listen (>= 3.0.5, < 3.2)
   puma (~> 3.11)
   rails (~> 5.2.1)
@@ -228,7 +248,7 @@ DEPENDENCIES
   tzinfo-data
   uglifier (>= 1.3.0)
   web-console (>= 3.3.0)
-  will_paginate
+  wice_grid!
 
 RUBY VERSION
    ruby 2.5.1p57

app/assets/javascripts/application.js

@@ -10,22 +10,16 @@
 // Read Sprockets README (https://github.com/rails/sprockets#sprockets-directives) for details
 // about supported directives.
 //
-//= require jquery
 //= require rails-ujs
 //= require activestorage
 //= require turbolinks
 //= require_tree .
-
-function openPopup () {
-    $('.modal').show(500, function () {
-        $(this).addClass('active')
-    })
-}
-
-function closePopup () {
-    $('.modal').removeClass('active')
-    $('.modal').hide(500)
-}
+//= require jquery3
+//= require bootstrap
+//= require jquery_ujs
+//= require jquery-ui
+//= require wice_grid
+//= require bootstrap-datepicker
 
 function handleCheckbox (event) {
     if (event.target.id === 'task_status') {

app/assets/stylesheets/application.scss

@@ -33,13 +33,10 @@ body {
   min-width: 100vw;
   padding: 100px 0;
   width: 100%;
-  z-index: -10;
-  overflow-x: hidden;
-  color: white;
   font-size: 1.3rem;
 }
 .hero {
-  //background-color: rgba(31, 34, 118, 0.5);
+  color: white;
   .container {
     text-align: center;
     button.open {
@@ -74,6 +71,7 @@ body {
     display: flex;
     flex-direction: column;
     align-items: center;
+    padding-top: 20px;
   }
   h1 {
     margin: 0;
@@ -147,65 +145,3 @@ body {
     background-color: #343a4069;
   }
 }
-
-.navbar {
-  .container {
-    display: flex;
-    justify-content: space-between;
-  }
-  .user-data-container {
-    display: flex;
-    align-items: center;
-    p {
-      margin: 0 10px 0 0;
-      font-size: 14px;
-    }
-  }
-}
-
-.modal {
-  justify-content: center;
-  align-items: center;
-  transition: background 0.1s ease;
-  &.active {
-    display: flex;
-    background: rgba(0, 0, 0, 0.6);
-  }
-  .modal-dialog {
-    height: 100%;
-    display: flex;
-    align-items: center;
-  }
-  .modal-content {
-    position: relative;
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    padding: 50px 50px 25px;
-    .close {
-      position: absolute;
-      top: 5px;
-      right: 5px;
-      width: 25px;
-      outline: none;
-    }
-    button.save {
-      margin-top: 20px;
-    }
-  }
-  form.new_task {
-    display: flex;
-    width: 100%;
-    flex-direction: column;
-    align-items: center;
-    .input-group, .form-group, .field_with_errors, input {
-      width: 100%;
-    }
-    button {
-      width: 100px;
-    }
-  }
-  .error {
-    color: red;
-  }
-}

app/controllers/sessions_controller.rb

@@ -1,25 +1,57 @@
 class SessionsController < ApplicationController
   before_action :require_guest, only: [:new, :create]
+
   def new
     @user = User.new
   end
 
   def create
-    @user = User.find_by(name: user_params[:name])
-    @user ||= User.create(user_params)
+    @existed_user = User.find_by(name: user_params[:name])
+    @user = @existed_user ? @existed_user : User.create(user_params)
+
+    if (user_params[:email] && !@existed_user)
+      UserMailer.welcome_email(@user).deliver_later
+    end
+
     if @user.valid? && @user.authenticate(user_params[:password])
       session[:user_id] = @user.id
       redirect_to tasks_path
     end
   end
 
+  def find
+    @user = User.find_by(name: params[:user][:name])
+
+    return share_error('No such user') unless @user
+
+    if @user.id != current_user.id
+      current_user.users.push(@user)
+      flash[:success] = 'Successful shared'
+      redirect_to root_path
+    else
+      share_error('U cant do it with yourself ;)')
+    end
+  end
+
+  def share
+    @user = User.new
+  end
+
   def destroy
     session[:user_id] = nil
     redirect_to new_session_path
   end
 
   private
+
+  def share_error(error)
+    flash[:error] = error
+
+    @user = User.new
+    render 'share'
+  end
+
   def user_params
-    params.require(:user).permit(:name, :password)
+    params.require(:user).permit(:name, :password, :email)
   end
 end

app/controllers/tasks_controller.rb

@@ -3,7 +3,12 @@ class TasksController < ApplicationController
 
   def index
     @task = Task.new
-    @tasks = Task.for_dashboard(params).where(user_id: params[:user_id] || current_user)
+    @tasks = Task.for_dashboard(params, current_user)
+    @tasks_grid = initialize_grid(@tasks)
+  end
+
+  def new
+    @task = Task.new
   end
 
   def create

app/helpers/application_helper.rb

@@ -1,2 +1,20 @@
 module ApplicationHelper
+
+  def bootstrap_class_for flash_type
+    {
+      success: "alert-success",
+      error: "alert-danger",
+      alert: "alert-warning",
+      notice: "alert-info"}.stringify_keys[flash_type.to_s] || flash_type.to_s
+  end
+
+  def flash_messages(opts = {})
+    flash.each do |msg_type, message|
+      concat(content_tag(:div, message, class: "alert #{bootstrap_class_for(msg_type)}", role: "alert") do
+        concat content_tag(:button, 'x', class: "close", data: {dismiss: 'alert'})
+        concat message
+      end)
+    end
+    nil
+  end
 end

app/mailers/user_mailer.rb

@@ -0,0 +1,9 @@
+class UserMailer < ApplicationMailer
+  default from: '[email protected]'
+
+  def welcome_email(user)
+    @user = user
+
+    mail(to: @user.email, subject: "Wellcome, #{@user.name}#")
+  end
+end

app/models/task.rb

@@ -4,12 +4,20 @@ class Task < ApplicationRecord
   validates :title, presence: true
   validates :description, presence: true
   validates_length_of :description, minimum: 5
-  validates :expire_at, inclusion: { in: (Date.today..Date.today+5.years) }
+  validates :expire_at, inclusion: {in: (Date.today..Date.today + 5.years)}
   enum status: %i[todo done]
 
   scope :q, ->(q) { where("title LIKE '%#{q}%'") unless q.blank? }
   scope :status, ->(status) { where(status: status) unless status.blank? }
-  scope :expired, ->(val) { where("expire_at #{val == 'Expired' ? '<' : '>'} ?", Time.now) unless val.blank?}
-  scope :for_dashboard, ->(params) { q(params[:q]).status(params[:status]).expired(params[:expired]).paginate(page: params[:page], per_page: 5) }
+  scope :expired, ->(val) { where("expire_at #{val == 'Expired' ? '<' : '>'} ?", Time.now) unless val.blank? }
+  scope :for_dashboard, ->(params, current_user) do
+    users_tasks(current_user).q(params[:q]).status(params[:status]).expired(params[:expired])
+  end
+
+  scope :users_tasks, ->(current_user) {
+    id = current_user.id
+    friends = UserConnection.find_by_user_b_id(id)
+    where(user_id: friends ? [id, friends.user_a_id] : id)
+  }
 
 end

app/models/user.rb

@@ -4,5 +4,8 @@ class User < ApplicationRecord
 
   has_secure_password validations: false
 
-  has_many :tasks
+  has_many :user_connections, :foreign_key => :user_a_id, :dependent => :destroy
+  has_many :users, :through => :user_connections, :source => :user_b
+  has_many(:reverse_user_connections, :class_name => :UserConnection,
+           :foreign_key => :user_b_id, :dependent => :destroy)
 end

app/models/user_connection.rb

@@ -0,0 +1,4 @@
+class UserConnection < ApplicationRecord
+  belongs_to :user_a, :class_name => :User
+  belongs_to :user_b, :class_name => :User
+end

app/views/layouts/_header.html.erb

@@ -1,12 +1,15 @@
-<nav class="navbar navbar-expand-lg navbar-dark bg-dark fixed-top">
+<nav class="navbar navbar-expand-sm navbar-dark bg-dark fixed-top">
   <div class="container">
     <a class="navbar-brand" href="#">
       <img src="https://s.dou.ua/img/announces/RC-logo.png" width="150" height="30" alt="">
     </a>
-    <div class="user-data-container">
-      <p class="name"><%= @current_user.name if @current_user %></p>
-      <%= button_to('Logout', 'session', method: "delete", remote: true, class: 'btn btn-outline-light',
-                    data: {confirm: 'Are you sure?', disable_with: 'loading...'}) %>
+      <div class="navbar-nav mr-auto">
+          <%= link_to_if(@current_user, 'Add task', new_task_path, {:remote => true, 'data-toggle' =>  "modal", class: 'nav-link', 'data-target' => '#add-task-modal'}){}  %>
+          <%= link_to_if(@current_user, 'Share', sessions_share_path, {:remote => true, 'data-toggle' =>  "modal", class: 'nav-link', 'data-target' => '#window-modal'}){}  %>
+      </div>
+    <div class="navbar-nav ">
+      <span><%= "#{@current_user.name}," if @current_user %></span>
+      <%= link_to_if(@current_user, 'Logout', 'session', method: "delete", remote: true, class: 'btn btn-outline-light'){} %>
     </div>
   </div>
 </nav>