admins: fix user list page

app/models/user_extension.rb

@@ -1,6 +1,6 @@
 class UserExtension < ApplicationRecord
   # identity 0: 教师教授 1: 学生, 2: 专业人士, 3: 开发者
-  enum identity: { teacher: 0, student: 1, professional: 2, developer: 3, cnmooc: 4, unselect: -1 }
+  enum identity: { teacher: 0, student: 1, professional: 2, developer: 3, enterprise: 4, unselect: -1 }
 
   belongs_to :user, touch: true
   belongs_to :school, optional: true

app/views/admins/users/index.html.erb

@@ -12,7 +12,7 @@
 
     <div class="form-group mr-2">
       <label for="identity">职业：</label>
-      <% identity_options = [['全部', '']] + UserExtension.identities.map { |k, v| [I18n.t("user.identity.#{k}"), v] } %>
+      <% identity_options = [['全部', ''], ['教师', 0], ['学生', 1], ['专业人士', 2]] %>
       <%= select_tag(:identity, options_for_select(identity_options), class: 'form-control') %>
     </div>
 

config/locales/users/zh-CN.yml

@@ -13,7 +13,9 @@
       professional: 专业人士
       developer: 从业者
       enterprise: 组织
+      unselect: 未选择
       "0": 教师
       "1": 学生
       "2": 专业人士
-      "3": 专业人士
+      "3": 从业者
+      "4": 组织