From 216d1dade61c3b0f325d737d54b25e06188d7c69 Mon Sep 17 00:00:00 2001
From: cxt <853663049@qq.com>
Date: Mon, 10 Feb 2020 12:07:59 +0800
Subject: [PATCH] =?UTF-8?q?=E7=9B=B4=E6=92=AD=E6=96=B0=E5=A2=9E=E6=8E=A5?=
 =?UTF-8?q?=E5=8F=A3?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/controllers/live_links_controller.rb | 43 +++++++++++++++++-------
 app/views/live_links/edit.json.jbuilder  |  1 +
 app/views/live_links/index.json.jbuilder |  2 ++
 config/routes.rb                         |  2 +-
 4 files changed, 34 insertions(+), 14 deletions(-)
 create mode 100644 app/views/live_links/edit.json.jbuilder

diff --git a/app/controllers/live_links_controller.rb b/app/controllers/live_links_controller.rb
index b1ff0c187..ea7155948 100644
--- a/app/controllers/live_links_controller.rb
+++ b/app/controllers/live_links_controller.rb
@@ -2,31 +2,44 @@ class LiveLinksController < ApplicationController
   before_action :require_login
   before_action :find_course, only: [:index, :create]
   before_action :user_course_identity, :teacher_allowed, only: [:create]
+  before_action :edit_auth, only: [:edit, :update]
 
   def index
-    lives = @course.live_links.order("id desc")
+    lives = @course.live_links
+    order_str = "on_status desc,id desc"
     @total_count = lives.size
+    @my_live_id = @course.live_links.find_by(user_id: current_user.id)&.id
+    order_str = "#{@my_live_id} desc, #{order_str}" if @my_live_id.present?
+    lives = lives.order("#{order_str}")
     @lives = paginate lives.includes(user: :user_extension)
   end
 
   def create
-    @course.live_links.create!( create_params.merge(user_id: current_user.id))
+    tip_exception("一个老师只能设置一个直播间") if @course.live_links.where(user_id: current_user.id).exists?
+    @course.live_links.create!(create_params.merge(user_id: current_user.id))
     render_ok
   end
 
-  def update
-    tip_exception(403, "无权限操作") unless current_user.id == current_live.user_id || current_user.admin?
-    tip_exception("请勿重复开启") if current_live.on_status && params[:on_status].to_i == 1
-
-    ActiveRecord::Base.transaction do
-      current_live.update!(on_status: params[:on_status])
+  def edit
+    @live = current_live
+  end
 
-      # 开启时发送消息，关闭直播时删除对应的消息
-      if params[:on_status].to_i == 1
-        LivePublishJob.perform_later(current_live.id)
-      else
-        current_live.tidings.destroy_all
+  def update
+    if params[:on_status]
+      tip_exception("请勿重复开启") if current_live.on_status && params[:on_status].to_i == 1
+
+      ActiveRecord::Base.transaction do
+        current_live.update!(on_status: params[:on_status])
+
+        # 开启时发送消息，关闭直播时删除对应的消息
+        if params[:on_status].to_i == 1
+          LivePublishJob.perform_later(current_live.id)
+        else
+          current_live.tidings.destroy_all
+        end
       end
+    else
+      current_live.update!(create_params)
     end
     render_ok
   end
@@ -40,4 +53,8 @@ class LiveLinksController < ApplicationController
   def current_live
     @_current_live = LiveLink.find params[:id]
   end
+
+  def edit_auth
+    tip_exception(403, "无权限操作") unless current_user.id == current_live.user_id || current_user.admin?
+  end
 end
\ No newline at end of file
diff --git a/app/views/live_links/edit.json.jbuilder b/app/views/live_links/edit.json.jbuilder
new file mode 100644
index 000000000..047a226e8
--- /dev/null
+++ b/app/views/live_links/edit.json.jbuilder
@@ -0,0 +1 @@
+json.(@live, :id, :description, :url)
diff --git a/app/views/live_links/index.json.jbuilder b/app/views/live_links/index.json.jbuilder
index 02eb7be53..e951f24bc 100644
--- a/app/views/live_links/index.json.jbuilder
+++ b/app/views/live_links/index.json.jbuilder
@@ -5,5 +5,7 @@ json.lives @lives do |live|
   json.author_login live.user.login
   json.author_img url_to_avatar(live.user)
   json.op_auth live.op_auth?
+  json.created_at live.created_at.strftime('%Y-%m-%d')
 end
+json.my_live_id @my_live_id
 json.total_count @total_count
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index 7dcd3baff..f0c91e8f9 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -550,7 +550,7 @@ Rails.application.routes.draw do
         end
       end
 
-      resources :live_links, only: [:index, :update, :create], shallow: true
+      resources :live_links, only: [:index, :update, :create, :edit], shallow: true
 
       resources :homework_commons, shallow: true do