签到

app/controllers/attendances_controller.rb

@@ -1,38 +0,0 @@
-class AttendancesController < ApplicationController
-  before_action :require_login
-  before_action :find_course, only: [:create, :index]
-
-  def create
-    ActiveRecord::Base.transaction do
-      attendance = @course.course_attendances.create!(create_params)
-      unless params[:group_ids].blank?
-        params[:group_ids].each do |group_id|
-          @course.course_attendance_groups.create!(course_group_id: group_id, course_attendance: attendance)
-        end
-      else
-
-      end
-    end
-  end
-
-  def index
-
-  end
-
-  def show
-
-  end
-
-  def update
-
-  end
-
-  def destroy
-
-  end
-
-  private
-  def create_params
-    params.permit(:name, :mode, :attendance_date, :start_time, :end_time)
-  end
-end

app/controllers/weapps/attendances_controller.rb

@@ -0,0 +1,85 @@
+class Weapps::AttendancesController < ApplicationController
+  before_action :require_login
+  before_action :find_course, only: [:create, :index]
+  before_action :find_attendance, except: [:create, :index]
+  before_action :user_course_identity
+  before_action :teacher_allowed, only: [:create]
+
+  def create
+    ActiveRecord::Base.transaction do
+      attendance = @course.course_attendances.create!(create_params.merge(user_id: current_user.id))
+      unless params[:group_ids].blank?
+        group_ids = @course.charge_group_ids(current_user) & params[:group_ids]
+        group_ids.each do |group_id|
+          @course.course_attendance_groups.create!(course_group_id: group_id, course_attendance: attendance)
+        end
+      else
+        @course.course_attendance_groups.create!(course_group_id: 0, course_attendance: attendance)
+      end
+      render_ok({attendance_id: attendance.id})
+    end
+  end
+
+  def index
+
+  end
+
+  def student_attendances
+    if @user_course_identity == Course::STUDENT
+      current_date = Date.current
+      current_end_time = Time.current.strftime("%H:%M:%S")
+      member = @course.students.find_by(user_id: current_user.id)
+
+      # 先算出该学生所在分班的签到id
+      # 分班id为0 表示签到不限制分班
+      group_ids = [member&.course_group_id.to_i, 0]
+      all_attendance_ids = @course.course_attendance_groups.where(course_group_id: group_ids).pluck(:course_attendance_id)
+
+      @history_attendances = @course.course_attendances.where(id: all_attendance_ids.uniq).
+        where("attendance_date < '#{current_date}' or (attendance_date = '#{current_date}' and end_time < #{current_end_time})").order("id desc")
+      @current_attendance = @course.course_attendances.where(id: all_attendance_ids.uniq).
+        where("attendance_date = '#{current_date}' and start_time <= #{current_end_time} and end_time > #{current_end_time}").take
+      @history_count = @history_attendances.size
+
+      student_attendance_ids = @history_attendances.pluck(:id)
+      student_attendance_ids += @current_attendance.present? ? [@current_attendance.id] : []
+
+      if student_attendance_ids.uniq.blank?
+        @normal_count = 0
+        @leave_count = 0
+        @absence_count = 0
+      else
+        @normal_count = @course.course_member_attendances.where(course_attendance_id: student_attendance_ids, attendance_status: 1).size
+        @leave_count = @course.course_member_attendances.where(course_attendance_id: student_attendance_ids, attendance_status: 2).size
+        @absence_count = student_attendance_ids.uniq.size - @normal_count - @leave_count
+      end
+
+      @all_history_count = @history_attendances.size
+      @history_attendances = paginate @history_attendances.includes(:course_member_attendances)
+    end
+  end
+
+  def show
+
+  end
+
+  def update
+    tip_exception(403, "") unless @user_course_identity < Course::PROFESSOR || @attendance.user_id == current_user.id
+    @attendance.update!(name: params[:name])
+    render_ok
+  end
+
+  def destroy
+
+  end
+
+  private
+  def create_params
+    params.permit(:name, :mode, :attendance_date, :start_time, :end_time)
+  end
+
+  def find_attendance
+    @attendance = CourseAttendance.find params[:id]
+    @course = @attendance.course
+  end
+end

app/models/course.rb

@@ -92,7 +92,8 @@ class Course < ApplicationRecord
 
   # 签到
   has_many :course_attendances, dependent: :destroy
-  has_many :course_attendance_groups, dependent: :destroy
+  has_many :course_attendance_groups
+  has_many :course_member_attendances
 
   validate :validate_sensitive_string
 

app/models/course_attendance.rb

@@ -1,8 +1,10 @@
 class CourseAttendance < ApplicationRecord
+  # mode: 0 两种签到，1 二维码签到，2 数字签到
   belongs_to :course
   belongs_to :user
 
   has_many :course_attendance_groups, dependent: :destroy
+  has_many :course_member_attendances, dependent: :destroy
 
   validates :name, presence: true
   validates :mode, presence: true
@@ -10,4 +12,22 @@ class CourseAttendance < ApplicationRecord
   validates :start_time, presence: true
   validates :end_time, presence: true
 
+  after_create :generate_attendance_code
+
+  # 延迟生成邀请码
+  def attendance_code
+    return generate_attendance_code
+  end
+
+  # 生成邀请码
+  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)
+  def generate_attendance_code
+    code = read_attribute(:attendance_code)
+    if !code || code.size < 4
+      code = CODES.sample(4).join
+      return generate_attendance_code if CourseAttendance.where(attendance_code: code).present?
+      update_attribute(:attendance_code, code)
+    end
+    code
+  end
 end

app/models/course_member_attendance.rb

@@ -0,0 +1,9 @@
+class CourseMemberAttendance < ApplicationRecord
+  # attendance_mode ：1 二维码签到，2 数字签到，3 老师签到
+  # attendance_status ：1 正常签到，2 请假
+  belongs_to :course_member
+  belongs_to :user
+  belongs_to :course
+  belongs_to :course_attendance
+  belongs_to :course_group
+end

app/views/weapps/attendances/student_attendances.json.jbuilder

@@ -0,0 +1,12 @@
+json.current_attendance do
+  json.partial! 'student_attendance', locals: {attendance: @current_attendance}
+end
+
+json.history_attendances @history_attendances do |attendance|
+  json.partial! 'student_attendance', locals: {attendance: attendance}
+end
+
+json.all_history_count @all_history_count
+json.normal_count @normal_count
+json.leave_count @leave_count
+json.absence_count @absence_count

config/locales/zh-CN.yml

@@ -177,6 +177,12 @@ zh-CN:
         platform: '直播平台'
         live_time: '开播时间'
         duration: '直播时长'
+      course_attendance:
+        name: '签到名称'
+        mode: '签到方式'
+        attendance_date: '签到日期'
+        start_time: '开始时间'
+        end_time: '结束时间'
 
 
 

config/routes.rb

@@ -554,8 +554,6 @@ Rails.application.routes.draw do
         end
       end
 
-      resources :attendances, only: [:index, :update, :create, :show, :destroy], shallow: true
-
       resources :live_links, only: [:index, :update, :create, :edit, :destroy], shallow: true
 
       resources :homework_commons, shallow: true do
@@ -1054,6 +1052,12 @@ Rails.application.routes.draw do
         collection do
           get :check_invite_code
         end
+
+        resources :attendances, only: [:index, :update, :create, :show, :destroy], shallow: true do
+          member do
+            get :student_attendances
+          end
+        end
       end
 
       resources :homework_commons do

db/migrate/20200302034841_create_course_attendances.rb

@@ -8,6 +8,7 @@ class CreateCourseAttendances < ActiveRecord::Migration[5.2]
       t.date :attendance_date
       t.time :start_time
       t.time :end_time
+      t.string :attendance_code
 
       t.timestamps
     end

db/migrate/20200302035218_create_course_attendance_groups.rb

@@ -7,7 +7,8 @@ class CreateCourseAttendanceGroups < ActiveRecord::Migration[5.2]
 
       t.timestamps
 
-      add_index :course_attendances, [:course_attendance_id, :course_group_id, :course_id], name: "course_group_attendance", unique: true
     end
+
+    add_index :course_attendance_groups, [:course_attendance_id, :course_group_id, :course_id], name: "course_group_attendance", unique: true
   end
 end

db/migrate/20200302100750_create_course_member_attendances.rb

@@ -0,0 +1,17 @@
+class CreateCourseMemberAttendances < ActiveRecord::Migration[5.2]
+  def change
+    create_table :course_member_attendances do |t|
+      t.references :course_member, index: true
+      t.references :user
+      t.references :course, index: true
+      t.references :course_attendance
+      t.references :course_group, index: true
+      t.integer :attendance_mode, default: 0
+      t.integer :attendance_status, default: 0
+
+      t.timestamps
+    end
+
+    add_index :course_member_attendances, [:course_attendance_id, :user_id], unique: true, name: "index_on_user_attendance"
+  end
+end

spec/models/course_member_attendance_spec.rb

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