多重身份的删除

app/controllers/courses_controller.rb

@@ -549,7 +549,7 @@ class CoursesController < ApplicationController
       course_member = CourseMember.find_by!(id: params[:course_member_id].to_i, course_id: @course.id)
       tip_exception("删除失败") if course_member.CREATOR? or course_member.STUDENT?
 
-      course_student = CourseMember.find_by(id: course_member.user_id, course_id: @course.id, role: %i[STUDENT])
+      course_student = CourseMember.find_by(user_id: course_member.user_id, course_id: @course.id, role: %i[STUDENT])
       course_member.destroy!
       course_student.update_attributes(is_active: 1) if course_student.present? && !course_student.is_active
       normal_status(0, "删除成功")
@@ -772,8 +772,10 @@ class CoursesController < ApplicationController
         students.each do |student|
           course_member = CourseMember.find_by(id: student[:course_member_id].to_i, course_id: @course.id)
           if course_member.present?
+            member_teacher = CourseMember.find_by(user_id: course_member.user_id, course_id: @course.id, role: %i[CREATOR PROFESSOR ASSISTANT_PROFESSOR])
             student_ids << course_member.user_id
             course_member.destroy!
+            member_teacher.update_attributes(is_active: 1) if member_teacher.present?
           end
         end
         CourseDeleteStudentDeleteWorksJob.perform_later(@course.id, student_ids) if student_ids.present?