const menus = require('./../models/menus');

//菜单的增删改查
const menuServices = {
    //  获取所有菜单
    async getAllMenus() {
        let result = await menus.getAllMenus();
        return result
    },

    async createMenu(model) {
        let result = await menus.ceateMenu(model);
        return result
    },

    async judgeID(id) {
        let result = await menus.getMenusByID(id);
        if (result){
            result = result[0];
            let belong =  await menus.getMenusByBelongTo(result.id);
            if (belong){
                if (belong.length>0){
                    return belong;
                } else {
                    return null;
                }
            }else {
                return null;
            }
        }else {
            return null;
        }
    },
    async deleteMenu(model,list,fix) {
        let id = model.id;
        let result = await menus.deleteMenu(id,list,fix);
        return result
    },
    async updateMenu(model) {
        let data = {
            ...model,
            // modifiedTime: new Date().getTime()
        }
        let id = data.id;
        delete data.id;
        let result = await menus.update(data,id);
        return result
    },
    /**
     * 验证所需要的参数
     * @param model
     * @returns {Promise<void>}
     */
    async validatorNeed(model,keys=[]) {
        let result = {
            success: true,
            message: '',
            data: null
        }
        for (let key of keys){
            let notHaveValue = model[key.key]==undefined
            if (notHaveValue){
                result.success=false;
                result.message=key.error;
                break;
            }
            let notJudge = key.validate&&await key.validate(model[key.key]);
            if (typeof notJudge == 'string'){
                result.success=false;
                result.message=notJudge;
                break;
            }else if (typeof notJudge == 'boolean'&&notJudge){
                result.success=false;
                result.message=key.error;
                break;
            }
        }

        return result;
    }
}


module.exports = menuServices;