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class AppliedMessage < ActiveRecord :: Base
# status: 0表示未批准； ： ； ：
attr_accessible :applied_id , :applied_type , :status , :user_id , :viewed , :applied_user_id , :role , :project_id , :name
belongs_to :applied , :polymorphic = > true
belongs_to :apply_add_schools
belongs_to :apply_add_department
belongs_to :user
has_many :message_alls , :class_name = > 'MessageAll' , :as = > :message , :dependent = > :destroy
validates :user_id , presence : true
validates :applied_id , presence : true
validates :applied_type , presence : true
# after_create :add_user_message
# 因为要排序所以需要写入总表
def add_user_message
if MessageAll . where ( " message_type = ' #{ self . class . to_s } ' and message_id = ' #{ self . id } ' " ) . first . nil?
self . message_alls << MessageAll . new ( :user_id = > self . user_id , :viewed = > false )
end
end
end
