修改角色为老师时应更新申请记录

app/controllers/courses_controller.rb

@@ -633,6 +633,9 @@ class CoursesController < ApplicationController
         teacher_member = course_members.where(role: %i[CREATOR]).take
       elsif (params[:roles].include?("PROFESSOR") || params[:roles].include?("ASSISTANT_PROFESSOR")) && !course_members.exists?(role: %i[PROFESSOR ASSISTANT_PROFESSOR])
         teacher_member = CourseMember.create!(course_id: @course.id, user_id: params[:user_id], role: params[:roles].include?("PROFESSOR") ? 2 : 3)
+        # 如果有未审批的申请教师/助教的记录，则修改状态为已审批
+        apply_teacher = CourseMessage.where(course_id: @course.id, course_message_id: params[:user_id], status: 0).last
+        apply_teacher.update!(status: 1, apply_user_id: current_user.id)
       elsif course_members.exists?(role: %i[PROFESSOR ASSISTANT_PROFESSOR])
         teacher_member = course_members.where(role: %i[PROFESSOR ASSISTANT_PROFESSOR]).take
         if params[:roles].include?("PROFESSOR") || params[:roles].include?("ASSISTANT_PROFESSOR")