import {DAO_OPTION, DEFAULT_CONTEXT} from "../@types/types";
import {requestHolder} from "../scope/RequestContextHolder";

export default function CommonDaoSupport(_option?:DAO_OPTION){
    return function(target:any, propertyName:string) {
        let option:DAO_OPTION = {
            TYPE:'MYSQL',SCOPE:'request'
        }
        if(_option) Object.assign(option, _option);
        target[`__${propertyName}__`] = ((target, option)=>{
            return {
                SCOPE:option.SCOPE,
                INVOKE:(contextID?:string)=>{
                    if(!contextID) contextID = DEFAULT_CONTEXT;
                    if (option && option.SCOPE == 'default') {
                        target[propertyName] = requestHolder.getSqlSession(DEFAULT_CONTEXT)?.dao;
                    }else {
                        target[propertyName] = requestHolder.getSqlSession(contextID)?.dao;
                    }
                }
            }
        })(target, option);
    };
}