add: applied join project

app/jobs/send_join_project_applied_message_job.rb

@@ -0,0 +1,27 @@
+class SendJoinProjectAppliedMessageJob < ApplicationJob
+  queue_as :default
+
+  def perform(applied_project, applied_user, message_status)
+    project = applied_project.project 
+    return unless project.present?
+    return unless applied_user.present?
+    return unless applied_project.user.present?
+    AppliedMessage.find_or_create_by!(user_id: applied_project.user_id,
+      applied: applied_project,
+      status: message_status,
+      name: build_name(project.name, message_status),
+      applied_user_id: applied_user.id,
+      project_id: project.id)
+  end
+
+  private 
+  def build_name(repo_name, message_status, applied_name="")
+    case message_status
+    when 'successed'
+      return "已通过你加入【#{repo_name}】仓库的申请。"
+    when 'failure'
+      return "已拒绝你加入【#{repo_name}】仓库的申请。"
+    end
+    ""
+  end
+end