小程序的选用实训接口

app/controllers/weapps/shixun_lists_controller.rb

@@ -0,0 +1,15 @@
+class Weapps::ShixunListsController < ApplicationController
+  before_action :require_login
+
+  def index
+    results = Weapps::ShixunSearchService.call(search_params, current_laboratory)
+    @total_count = results.size
+    @results = paginate results
+  end
+
+  private
+
+  def search_params
+    params.permit(:keyword, :type, :page, :limit, :order, :status, :diff, :sort, :no_jupyter)
+  end
+end

app/services/weapps/shixun_search_service.rb

@@ -0,0 +1,48 @@
+class Weapps::ShixunSearchService < ApplicationService
+
+  attr_reader :params, :laboratory
+
+  def initialize(params, laboratory)
+    @params = params
+    @laboratory = laboratory
+  end
+
+  def call
+    shixuns = laboratory.shixuns.published.no_jupyter
+
+    # 超级管理员用户显示所有未隐藏的实训、非管理员显示所有已发布的实训（对本单位公开且未隐藏未关闭）
+    if User.current.admin? || User.current.business? || !User.current.school_id
+      shixuns = shixuns.where(hidden: 0)
+    else
+      shixun_ids = ShixunSchool.where(school_id: User.current.school_id).pluck(:shixun_id)
+      shixun_ids = shixun_ids.reject(&:blank?).length == 0 ? -1 : shixun_ids.join(",")
+
+      shixuns = shixuns.where("use_scope = 0 or id in (#{shixun_ids})").unhidden.publiced.or(shixuns.where(id: User.current.shixuns))
+    end
+
+    ## 筛选 难度
+    if params[:diff].present? && params[:diff].to_i != 0
+      shixuns = shixuns.where(trainee: params[:diff])
+    end
+
+    unless params[:keyword].blank?
+      keyword = params[:keyword].strip
+      shixuns = shixuns.joins(:user).
+        where("concat(lastname, firstname) like :keyword or shixuns.name like :keyword",
+              keyword: "%#{keyword}%", name: "%#{keyword.split(" ").join("%")}%").distinct.
+        order("#{sort_str} #{order_str}")
+    end
+
+    shixuns
+  end
+
+  private
+
+  def order_str
+    params[:order] || "desc"
+  end
+
+  def sort_str
+    params[:sort] || "myshixuns_count"
+  end
+end

app/views/weapps/shixun_lists/index.json.jbuilder

@@ -0,0 +1,10 @@
+json.shixun_list @results do |obj|
+  json.(obj, :id, :identifier)
+  json.title obj.name
+  json.level level_to_s(obj.trainee)
+  json.study_count obj.myshixuns_count
+  json.author_name obj.user.real_name
+  json.author_school_name obj.user.school_name
+  json.author_img url_to_avatar(obj.user)
+end
+json.shixuns_count @total_count

config/routes.rb

@@ -1021,6 +1021,7 @@ Rails.application.routes.draw do
         post :cancel_sticky, on: :collection
       end
 
+      resources :shixun_lists, only: [:index]
       resources :subjects, path: :paths, only: [:index, :create, :update, :edit, :show]
 
       resources :courses, only: [:create, :update, :edit, :show] do