点赞和隐藏

app/controllers/comments_controller.rb

@@ -43,6 +43,16 @@ class CommentsController < ApplicationController
     render_ok
   end
 
+  # 隐藏、取消隐藏
+  def hidden
+    if @hack.manager?(current_user)
+      @discuss.update_attribute(:hidden, params[:hidden] == "1")
+      sucess_status
+    else
+      Educoder::TipException(403, "..")
+    end
+  end
+
 
   private
   def find_hack

app/controllers/discusses_controller.rb

@@ -117,13 +117,13 @@ class DiscussesController < ApplicationController
   # 0 取消赞；
   def plus
     pt = PraiseTread.where(:praise_tread_object_id => params[:id], :praise_tread_object_type => params[:container_type],
-                           :user_id => current_user, :praise_or_tread => 1).first
+                           :user_id => current_user, :praise_or_tread => 1)
     # 如果当前用户已赞过，则不能重复赞
     if params[:type] == 1 && pt.blank?
       PraiseTread.create!(:praise_tread_object_id => params[:id], :praise_tread_object_type => params[:container_type],
-                          :user_id => current_user.id, :praise_or_tread => 1)  if pt.blank?
+                          :user_id => current_user.id, :praise_or_tread => 1)
     else
-      pt.destroy if pt.present? # 如果已赞过，则删掉这条赞（取消）；如果没赞过，则为非法请求不处理
+      pt.destroy_all if pt.present? # 如果已赞过，则删掉这条赞（取消）；如果没赞过，则为非法请求不处理
     end
 
     @praise_count = PraiseTread.where(:praise_tread_object_id => params[:id], :praise_tread_object_type => params[:container_type],

app/models/hack.rb

@@ -11,6 +11,9 @@ class Hack < ApplicationRecord
   has_many :hack_codes, :dependent => :destroy
   has_many :hack_user_lastest_codes, :dependent => :destroy
   has_many :discusses, as: :dis, dependent: :destroy
+  # 点赞
+  has_many :praise_treads, as: :praise_tread_object, dependent: :destroy
+
   belongs_to :user
 
   scope :published, -> { where(status: 1) }

app/views/comments/plus.json.jbuilder

@@ -0,0 +1 @@
+json.praise_count @praise_count

config/routes.rb

@@ -71,6 +71,7 @@ Rails.application.routes.draw do
       resources :comments do
         collection do
           post :reply
+          post :hidden
         end
       end
     end

db/migrate/20191223120424_add_praises_count_for_hacks.rb

@@ -0,0 +1,5 @@
+class AddPraisesCountForHacks < ActiveRecord::Migration[5.2]
+  def change
+    add_column :hacks, :praises_count, :integer, :default => 0
+  end
+end