'use strict';
exports.main = async (event, context) => {
	const db = uniCloud.database()

	if (event.api === 'getByID') {
		const res = await db.collection('dishes').where({
			_id: event.id
		}).get()
		return res
	}
	if (event.api === 'getFloorList') {
		const res = await db.collection('dishes').skip(4).limit(15).get()
		return res
	}
	if (event.api === 'getByName') {
		const res = await db.collection('dishes').where({
			dish_name: new RegExp(event.dish_name, 'g')
		}).get()
		return res
	}
	if (event.api === 'getByLabels') {
		let dishes = []
		let len = []
		for(let i = 0;i < event.labels.length;i++) {
			let label = event.labels[i]
			const res1 = await db.collection('dish-label').where({label:label}).get()
			 for(let i = 0;i < res1.data.length;i++) {
				dishes.push(res1.data[i])
			} 
		}
		let dishRes = []
		console.log(dishes.length)
		for(let i = 0;i < dishes.length;i++) {
			const res = await db.collection('dishes').where({_id:dishes[i].dish_id}).get()
			console.log(res)
			dishRes.push(res.data[0])
		}
		return dishRes
	}
	//返回数据给客户端
	return "请求错误"
};