web端的正在签到和历史签到列表

app/controllers/attendances_controller.rb

@@ -0,0 +1,39 @@
+class AttendancesController < ApplicationController
+  before_action :require_login
+  before_action :find_course, only: [:index, :student_attendances, :history_attendances]
+  before_action :find_attendance, except: [:index, :student_attendances, :history_attendances]
+  before_action :user_course_identity
+
+  def index
+    current_date = Date.current
+    current_end_time = Time.current.strftime("%H:%M:%S")
+
+    if params[:history]
+      @attendances = @course.course_attendances.where("attendance_date < '#{current_date}' or
+                            (attendance_date = '#{current_date}' and end_time < '#{current_end_time}')")
+    else
+      @attendances = @course.course_attendances.where("attendance_date > '#{current_date}' or
+                            (attendance_date = '#{current_date}' and end_time > '#{current_end_time}')")
+    end
+    @attendances_count = @attendances.size
+
+    @attendances = @attendances.order("attendance_date desc, start_time desc")
+    @attendances = paginate @attendances.includes(:user, :course_member_attendances)
+  end
+
+  def history_attendances
+    current_date = Date.current
+    current_end_time = Time.current.strftime("%H:%M:%S")
+
+    @history_attendances = @course.course_attendances.where("attendance_date < '#{current_date}' or
+                            (attendance_date = '#{current_date}' and end_time < '#{current_end_time}')").order("id desc")
+    @all_history_count = @history_attendances.size
+    @history_attendances = paginate @history_attendances.includes(:course_member_attendances)
+  end
+
+  private
+  def find_attendance
+    @attendance = CourseAttendance.find params[:id]
+    @course = @attendance.course
+  end
+end

app/views/attendances/index.json.jbuilder

@@ -0,0 +1,18 @@
+json.attendances @attendances do |attendance|
+  json.(attendance, :id, :name, :normal_count, :all_count, :mode)
+  json.author do
+    user = attendance.user
+    json.user_name user.real_name
+    json.user_login user.login
+  end
+  json.attendance_date attendance.attendance_date.strftime("%Y-%m-%d")
+  json.start_time attendance.start_time.strftime("%H:%M")
+  json.end_time attendance.end_time.strftime("%H:%M")
+  json.edit_auth @user_course_identity < Course::PROFESSOR || attendance.user_id == User.current.id
+
+  if @user_course_identity < Course::PROFESSOR == Course::STUDENT
+    json.attendance_status student_attendance_status(attendance, User.current)
+  end
+end
+
+json.attendances_count @attendances_count

config/routes.rb

@@ -550,6 +550,10 @@ Rails.application.routes.draw do
         end
       end
 
+      resources :attendances, shallow: true do
+
+      end
+
       resources :polls, only:[:index,:new,:create] do
         collection do
           post :publish   # 立即发布