实训课程等级系统页面

app/controllers/managements_controller.rb

@@ -16,6 +16,43 @@ class ManagementsController < ApplicationController
 
   CODES = %W(2 3 4 5 6 7 8 9 A B C D E F G H J K L N M O P Q R S T U V W X Y Z)
 
+  # 实训课程等级体系
+  def subject_level_system
+    @levels = SubjectLevelSystem.all
+  end
+
+  # 创建课程等级体系
+  def create_subject_level
+    raise("名称不能为空") if params[:name].blank?
+    repeat_name = SubjectLevelSystem.where(name: params[:name]).count
+    raise("名称不能重复") if repeat_name > 0
+    level = SubjectLevelSystem.pluck(:level).max.to_i + 1
+    SubjectLevelSystem.create(name: params[:name], level: level)
+    redirect_to subject_level_system_managements_path(:format => "js")
+  end
+
+  # 重命名课程等级
+  def rename_subject_level
+    raise("名称不能为空!") if params[:name].blank?
+    repeat_name = SubjectLevelSystem.where("name = ? and id != ?", params[:name], params[:id]).count
+    raise("名称不能重复") if repeat_name > 0
+    level = SubjectLevelSystem.find params[:id]
+    level.update_attribute(:name, params[:name])
+    redirect_to subject_level_system_managements_path(:format => "js")
+  end
+
+  # 删除课程等级
+  def delete_subject_level
+    level = SubjectLevelSystem.find params[:id]
+    Subject.where(:subject_level_system_id => level).update_all(:subject_level_system_id => nil)
+    levels = SubjectLevelSystem.where("level > ?", level.level)
+    levels.each do |l|
+      l.update_attribute(:level, l.level-1)
+    end
+    level.delete
+    redirect_to subject_level_system_managements_path(:format => "js")
+  end
+
   # 工程认证视频导入模板
   def ec_template
     @template = EcTemplate.where(nil)

app/models/subject.rb

@@ -18,6 +18,7 @@ class Subject < ActiveRecord::Base
   has_many :tidings, :as => :container, :dependent => :destroy
   belongs_to :repertoire
   belongs_to :user
+  has_one :subject_level_system
 
   scope :visible, lambda{where(status: 2)}
 

app/models/subject_level_system.rb

@@ -0,0 +1,5 @@
+class SubjectLevelSystem < ActiveRecord::Base
+  # attr_accessible :title, :body
+  has_many :subjects
+
+end

app/views/layouts/base_management.html.erb

@@ -55,7 +55,7 @@
         </li>
         <li class="fl edu-admin-nav-li edu-position <%= 'active' if @menu_type == 4 %>" style="width: 100px"><a href="javascript:void(0);" class="edu-admin-nav-a" >实训课程+</a>
           <ul class="edu-admin-nav-inner edu-absolute">
-            <li style="width: 120px"><%= link_to "实训课程等级体系", class_shixuns_managements_path %></li>
+            <li style="width: 120px"><%= link_to "实训课程等级体系", subject_level_system_managements_path %></li>
             <li style="width: 120px"><%= link_to "实训课程列表", class_shixuns_managements_path %></li>
             <li style="width: 120px"><%= link_to "实训课程配置", subject_setting_list_managements_path %></li>
             <li style="width: 120px"><%= link_to "已发布实训课程", class_publish_shixuns_managements_path %></li>

app/views/managements/_class_level_system.html.erb

@@ -1,88 +0,0 @@
-<div class="mt20" id="levelSystem">
-  <table class="edu-pop-table edu-txt-center" cellpadding="0" cellspacing="0">
-    <thead>
-        <th width="10%">等级</th>
-        <th width="15%" class="edu-txt-left">名称</th>
-        <th width="45" class="edu-txt-left">实训课程数</th>
-        <th width="15%">创建时间</th>
-        <th width="15%">操作</th>
-    </thead>
-    <tbody>
-        <tr>
-          <td class="levelNo">1</td>
-          <td class="edu-txt-left levelName">初级课程</td>
-          <td class="edu-txt-left">500</td>
-          <td>2019-03-02 10:38</td>
-          <td>
-            <a href="javascript:void(0)" class="mr15">删除</a>
-            <a href="javascript:void(0)" class="mr15 renameLine">重命名</a>
-          </td>
-        </tr>
-        <tr>
-          <td class="levelNo">2</td>
-          <td class="edu-txt-left levelName">初级课程</td>
-          <td class="edu-txt-left">--</td>
-          <td>2019-03-02 10:38</td>
-          <td>
-            <a href="javascript:void(0)" class="mr15">删除</a>
-            <a href="javascript:void(0)" class="mr15 renameLine">重命名</a>
-          </td>
-        </tr>
-
-        <tr>
-          <td colspan="5">
-            <a href="javascript:void(0)" class="color-blue" onclick="createLevel();">+ 新建</a>
-          </td>
-        </tr>
-    </tbody>
-  </table>
-</div>
-<script type="text/html" id="template_newForm">
-  <div class="bor-grey-e mt20 clearfix padding10-20 edu-back-white" id="newForm">
-    <span class="fl mt3">名称</span>
-    <input type="text" class="winput-240-35 fl ml20"/>
-    <li class="fr mt3">
-      <a href="javascript:void(0)" class="mr15" onclick="cancelNew();">取消</a>
-      <a href="javascript:void(0)" class="mr15">保存</a>
-    </li>
-  </div>
-</script>
-
-<script>
-  //新建
-  function createLevel(){
-      if($("#newForm").length==0){
-          var bt = baidu.template;
-          bt.LEFT_DELIMITER = '<!';
-          bt.RIGHT_DELIMITER = '!>';
-          var html = bt('template_newForm', null);
-          $("#levelSystem").append(html);
-      }
-
-  }
-  //新建--取消
-  function cancelNew(){
-      $("#newForm").remove();
-  }
-
-  //重命名
-  var lastHtml="";
-  $("table").on("click",".renameLine",function(){
-    var tr=$(this).parents("tr");
-    lastHtml=$(tr).html();
-    var value=$(tr).find(".levelName").html();
-    var No=$(tr).find(".levelNo").html();
-    var html='<td>'+No+'</td>'+
-      '<td colspan="4" class="edu-txt-left">'+
-      '<input type="winput-240-35" name="rename" value="'+value+'"/>'+
-      '<a href="javascript:void(0)" class="mr15 ml20" onclick="cancelEdit(this);">取消</a>'+
-      '<a href="javascript:void(0)">保存</a>'+
-      '</td>';
-      $(tr).html(html);
-  })
-
-  //重命名--取消
-  function cancelEdit(item){
-      $(item).parents("tr").html(lastHtml);
-  }
-</script>

app/views/managements/_subject_level_list.html.erb

@@ -0,0 +1,107 @@
+<table class="edu-pop-table edu-txt-center" cellpadding="0" cellspacing="0">
+  <thead>
+  <th width="10%">等级</th>
+  <th width="15%" class="edu-txt-left">名称</th>
+  <th width="45" class="edu-txt-left">实训课程数</th>
+  <th width="15%">创建时间</th>
+  <th width="15%">操作</th>
+  </thead>
+  <tbody>
+  <% @levels.each do |l| %>
+    <tr>
+      <td class="levelNo"><%= l.level %></td>
+      <td class="edu-txt-left levelName" data-value="<%= l.id %>"><%= l.name %></td>
+      <td class="edu-txt-left"><%= l.subjects.size  %></td>
+      <td><%= format_time l.created_at %></td>
+      <td>
+        <a href="javascript:void(0)" class="mr15" onclick="deleteLevel('<%= l.id %>');">删除</a>
+        <a href="javascript:void(0)" class="mr15 renameLine">重命名</a>
+      </td>
+    </tr>
+  <% end %>
+
+  <tr>
+    <td colspan="5">
+      <a href="javascript:void(0)" class="color-blue" onclick="createLevel();">+ 新建</a>
+    </td>
+  </tr>
+  </tbody>
+</table>
+<script type="text/html" id="template_newForm">
+  <div class="bor-grey-e mt20 clearfix padding10-20 edu-back-white" id="newForm">
+    <span class="fl mt3">名称</span>
+    <input type="text" class="winput-240-35 fl ml20" id="level_name"/>
+    <li class="fr mt3">
+      <a href="javascript:void(0)" class="mr15" onclick="cancelNew();">取消</a>
+      <a href="javascript:void(0)" class="mr15" onclick="createSubjectLevel()">保存</a>
+    </li>
+  </div>
+</script>
+
+<script>
+    //新建
+    function createLevel(){
+        if($("#newForm").length==0){
+            var bt = baidu.template;
+            bt.LEFT_DELIMITER = '<!';
+            bt.RIGHT_DELIMITER = '!>';
+            var html = bt('template_newForm', null);
+            $("#levelSystem").append(html);
+        }
+
+    }
+    //新建--取消
+    function cancelNew(){
+        $("#newForm").remove();
+    }
+
+    //重命名
+    var lastHtml="";
+    $("table").on("click",".renameLine",function(){
+        var tr=$(this).parents("tr");
+        lastHtml=$(tr).html();
+        var value=$(tr).find(".levelName").html();
+        var id = $(tr).find(".levelName").attr("data-value");
+        var No=$(tr).find(".levelNo").html();
+        var html='<td>'+No+'</td>'+
+            '<td colspan="4" class="edu-txt-left">'+
+            '<input type="winput-240-35" id="rename" name="name" value="'+value+'"/>'+
+            '<input type="hidden" id="level_id" value="'+id+'"/>'+
+            '<a href="javascript:void(0)" class="mr15 ml20" onclick="cancelEdit(this);">取消</a>'+
+            '<a href="javascript:void(0)" onclick="update_level(this);">保存</a>'+
+            '</td>';
+        $(tr).html(html);
+    })
+
+    //重命名--取消
+    function cancelEdit(item){
+        $(item).parents("tr").html(lastHtml);
+    }
+    // 重命名
+    function update_level(item){
+        var name = $(item).siblings("#rename").val();
+        var id = $(item).siblings("#level_id").val();
+        $.ajax({
+            url: "<%= rename_subject_level_managements_path %>",
+            type: "POST",
+            data:{id: id, name: name}
+        })
+    }
+
+    function createSubjectLevel(){
+        var name = $("#level_name").val()
+        $.ajax({
+            url: "<%= create_subject_level_managements_path %>",
+            type: "POST",
+            data: {name: name}
+        })
+    }
+
+    function deleteLevel(id){
+        $.ajax({
+            url: "<%= delete_subject_level_managements_path %>",
+            type: "POST",
+            data: {id: id}
+        })
+    }
+</script>

app/views/managements/subject_level_system.html.erb

@@ -0,0 +1,3 @@
+<div class="mt20" id="levelSystem">
+  <%= render :partial => "managements/subject_level_list" %>
+</div>

app/views/managements/subject_level_system.js.erb

@@ -0,0 +1 @@
+$("#levelSystem").html("<%= j (render :partial => "subject_level_list") %>")

config/routes.rb

@@ -673,6 +673,10 @@ RedmineApp::Application.routes.draw do
       post 'add_course_info_for_school'
       get 'ec_template'
       post 'add_template'
+      get 'subject_level_system'
+      post 'create_subject_level'
+      post 'rename_subject_level'
+      post 'delete_subject_level'
     end
   end
   # Enable Grack support

db/migrate/20190307070917_create_subject_level_systems.rb

@@ -0,0 +1,9 @@
+class CreateSubjectLevelSystems < ActiveRecord::Migration
+  def change
+    create_table :subject_level_systems do |t|
+      t.integer :level
+      t.string :name
+      t.timestamps
+    end
+  end
+end

db/migrate/20190307074011_add_subject_level_system_id_for_subjects.rb

@@ -0,0 +1,9 @@
+class AddSubjectLevelSystemIdForSubjects < ActiveRecord::Migration
+  def up
+    add_column :subjects, :subject_level_system_id, :integer
+    add_index :subjects, :subject_level_system_id
+  end
+
+  def down
+  end
+end

spec/factories/subject_level_systems.rb

@@ -0,0 +1,5 @@
+FactoryGirl.define do
+  factory :subject_level_system do
+    
+  end
+end

spec/models/subject_level_system_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe SubjectLevelSystem, :type => :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end