Emojis from Scratch | Drifting Ruby

# Terminal
rails g scaffold feedback consumer:belongs_to
rails g mannequin emote consumer:belongs_to remark:belongs_to emoji
rails action_text:set up
rails db:migrate

# fashions/consumer.rb
class Consumer < ApplicationRecord
  # Embody default devise modules. Others out there are:
  # :confirmable, :lockable, :timeoutable, :trackable and :omniauthable
  devise :database_authenticatable, :registerable,
         :recoverable, :rememberable, :validatable

  has_many :feedback, dependent: :destroy
  has_many :emotes, dependent: :destroy
  # has_many :emoted_comments, by means of: :emotes, class_name: "Remark"
finish

# fashions/emote.rb
class Emote < ApplicationRecord
  belongs_to :consumer
  belongs_to :remark
finish

# fashions/emoji.rb
class Emoji
  # [{key: emoji.png, text: Emoji}, {}]
  # Emoji.all
  def self.all
    self.new.all
  finish

  def all
    list_of_emojis
  finish

  non-public

  def list_of_emojis
    Dir.youngsters(emojis_path).map file
  finish

  def emojis_path
    Rails.root.be a part of('app', 'property', 'pictures', 'emojis')
  finish

  def emoji_hash(file)
    { key: file, textual content: humanized(file) }
  finish

  def humanized(file)
    basename(file).humanize
  finish

  def basename(file)
    File.basename(file, File.extname(file))
  finish
finish

# fashions/remark.rb
class Remark < ApplicationRecord
  belongs_to :consumer
  has_rich_text :content material

  has_many :emotes, dependent: :destroy
  # has_many :emoters, by means of: :emotes, class_name: "Consumer"

  def emotes_size(key)
    self.emotes.choose  e.emoji == key .dimension
  finish
finish

# views/feedback/_form.html.erb
<%= form_with(mannequin: remark, native: true) do |kind| %>
  <div class="area">
    <%= kind.rich_text_area :content material %>
  </div>

  <div class="actions">
    <%= kind.submit %>
  </div>
<% finish %>

# views/feedback/index.html.erb
<% @feedback.every do |remark| %>
  <div class="remark">
    <%= remark.content material %>
    <em class="meta">
      <%= remark.consumer.identify %> |
      <%= remark.created_at %> |
      <%= link_to 'Destroy', remark, methodology: :delete, information: { verify: 'Are you positive?' } %>
    </em>
    <div class="emojis">
      <% Emoji.all.every do |emoji| %>
        <% dimension = remark.emotes_size(emoji[:key]) %>
        <%= link_to comment_emote_path(remark, emote: emoji[:key]), class: "emoji #{dimension.zero? ? 'emoji-gray' : ''}" do %>
          <%= image_tag File.be a part of('emojis', emoji[:key]), dimension: '25x25', title: emoji[:text] %>
          <%= content_tag :span, dimension, class: 'depend' %>
        <% finish %>
      <% finish %>
    </div>
  </div>
<% finish %>

<%= render 'kind', remark: Remark.new %>

# controllers/comments_controller.rb
class CommentsController < ApplicationController
  before_action :set_comment, solely: :destroy

  def index
    @feedback = Remark.contains(:emotes).all
  finish

  def create
    @remark = current_user.feedback.new(comment_params)

    if @remark.save
      redirect_to comments_path, discover: 'Remark was efficiently created.'
    else
      render :new
    finish
  finish

  def destroy
    @remark.destroy
    redirect_to comments_url, discover: 'Remark was efficiently destroyed.'
  finish

  non-public

  def set_comment
    @remark = current_user.feedback.discover(params[:id])
  finish

  def comment_params
    params.require(:remark).allow(:content material)
  finish
finish

# controllers/emotes_controller.rb
class EmotesController < ApplicationController
  def present
    remark = Remark.find_by(id: params[:comment_id])
    emote = current_user.emotes.find_or_initialize_by(remark: remark, emoji: params[:emote])
    if emote.new_record?
      emote.save
    else
      emote.destroy
    finish
    redirect_to root_path
  finish
finish

# routes.rb
  assets :feedback do
    useful resource :emote, solely: :present
  finish

# db/migrate/20200202022753_create_emotes.rb
class CreateEmotes < ActiveRecord::Migration[6.0]
  def change
    create_table :emotes do |t|
      t.belongs_to :consumer, null: false, foreign_key: true
      t.belongs_to :remark, null: false, foreign_key: true
      t.string :emoji, null: false

      t.timestamps
    finish
  finish
finish

# feedback.scss
.remark {
  border: 1px dashed grey;
  margin-bottom: 10px;
  padding: 10px;
}

.remark .meta,
.remark .meta a {
  coloration: grey;
}

.emojis {
  margin-top: 10px;
}

.emoji img {
  padding: 5px;
}

.emoji.emoji-gray img {
  filter: grayscale(100%);
}

.emoji.emoji-gray img:hover {
  filter: grayscale(0%);
}

.emoji {
  place: relative;
}

.emoji .depend {
  place: absolute;
  high: 10;
  left: 0;
  padding: 3px;
  background-color: #269ba5;
  text-decoration: none;
  coloration: #ffffff;
  border-radius: 20px;
  font-size: 10px;
}