02-node-elm/controller/shopping/shop.js

'use strict';

import ShopModel from '../../models/shopping/shop'
import AddressComponent from '../../prototype/addressComponent'
import formidable from 'formidable'
import CategoryHandle from './category'

class Shop extends AddressComponent{
	constructor(){
		super()
		this.addShop = this.addShop.bind(this);
		this.getRestaurants = this.getRestaurants.bind(this);
		this.searchResaturant = this.searchResaturant.bind(this);
	}
	//添加商铺
	async addShop(req, res, next){
		let restaurant_id;
		try{
			restaurant_id = await this.getId('restaurant_id');
		}catch(err){
			console.log('获取商店id失败');
			res.send({
				type: 'ERROR_DATA',
				message: '获取数据失败'
			})
			return
		}
		const form = new formidable.IncomingForm();
		form.parse(req, async (err, fields, files) => {
			try{
				if (!fields.name) {
					throw new Error('必须填写商店名称');
				}else if(!fields.address){
					throw new Error('必须填写商店地址');
				}else if(!fields.phone){
					throw new Error('必须填写联系电话');
				}else if(!fields.latitude || !fields.longitude){
					throw new Error('商店位置信息错误');
				}else if(!fields.image_path){
					throw new Error('必须上传商铺图片');
				}
			}catch(err){
				console.log('前台参数出错');
				res.send({
					status: 0,
					type: 'ERROR_PARAMS',
					message: err.message
				})
				return
			}
			const opening_hours = fields.startTime&&fields.endTime? fields.startTime + '/' + fields.endTime : "8:30/20:30";
			const newShop = {
				name: fields.name,
				address: fields.address,
				description: fields.description || '',
				float_delivery_fee: fields.float_delivery_fee || 0,
				float_minimum_order_amount: fields.float_minimum_order_amount || 0,
				id: restaurant_id,
				is_premium: fields.is_premium || false,
				is_new: fields.new || false,
				latitude: fields.latitude,
				longitude: fields.longitude,
				location: [fields.longitude, fields.latitude],
				opening_hours: [opening_hours],
				phone: fields.phone,
				promotion_info: fields.promotion_info || "欢迎光临，用餐高峰请提前下单，谢谢",
				rating: (Math.random()*5).toFixed(1),
				rating_count: Math.ceil(Math.random()*1000),
				recent_order_num: Math.ceil(Math.random()*1000),
				status: Math.round(Math.random()),
				image_path: fields.image_path,
				category: fields.category,
				piecewise_agent_fee: {
					tips: "配送费约¥" + (fields.float_delivery_fee || 0),
				},
				activities: [],
				supports: [],
				license: {
					business_license_image: fields.business_license_image || '',
					catering_service_license_image: fields.catering_service_license_image || '',
				},
				identification: {
					company_name: "",
					identificate_agency: "",
					identificate_date: "",
					legal_person: "",
					licenses_date: "",
					licenses_number: "",
					licenses_scope: "",
					operation_period: "",
					registered_address: "",
					registered_number: "",
				},
			}
			//配送方式
			if (fields.delivery_mode) {
				Object.assign(newShop, {delivery_mode: {
					color: "57A9FF",
					id: 1,
					is_solid: true,
					text: "蜂鸟专送"
				}})
			}
			//商店支持的活动
			fields.activities.forEach((item, index) => {
				switch(item.icon_name){
					case '减': 
						item.icon_color = 'f07373';
						item.id = index + 1;
						break;
					case '特': 
						item.icon_color = 'EDC123';
						item.id = index + 1;
						break;
					case '新': 
						item.icon_color = '70bc46';
						item.id = index + 1;
						break;
					case '领': 
						item.icon_color = 'E3EE0D';
						item.id = index + 1;
						break;
				}
				newShop.activities.push(item);
			})
			if (fields.bao) {
				newShop.supports.push({
					description: "已加入“外卖保”计划，食品安全有保障",
					icon_color: "999999",
					icon_name: "保",
					id: 7,
					name: "外卖保"
				})
			}
			if (fields.zhun) {
				newShop.supports.push({
					description: "准时必达，超时秒赔",
					icon_color: "57A9FF",
					icon_name: "准",
					id: 9,
					name: "准时达"
				})
			}
			if (fields.piao) {
				newShop.supports.push({
					description: "该商家支持开发票，请在下单时填写好发票抬头",
					icon_color: "999999",
					icon_name: "票",
					id: 4,
					name: "开发票"
				})
			}
			try{
				//保存数据，并增加对应食品种类的数量
				const shop = new ShopModel(newShop);
				await shop.save();
				CategoryHandle.addCategory(fields.category)
				res.send({
					status: 1,
					shopDetail: newShop
				})
			}catch(err){
				console.log('商铺写入数据库失败');
				res.send({
					status: 0,
					type: 'ERROR_SERVER',
					message: '添加商铺失败',
				})
			}
		})
	}
	//获取餐馆列表
	async getRestaurants(req, res, next){
		const {
			latitude,
			longitude,
			offset = 0,
			limit = 20,
			keyword,
			restaurant_category_id,
			order_by,
			extras,
			delivery_mode = [],
			support_ids = [],
			restaurant_category_ids = [],
		} = req.query;

		try{
			if (!latitude) {
				throw new Error('latitude参数错误')
			}else if(!longitude){
				throw new Error('longitude参数错误');
			}
		}catch(err){
			console.log('latitude,longitude参数错误');
			res.send({
				status: 0,
				type: 'ERROR_PARAMS',
				message: err.message
			})
			return
		}
		let filter = {};
		//获取对应食品种类
		if (restaurant_category_ids.length && Number(restaurant_category_ids[0])) {
			const category =  await CategoryHandle.findById(restaurant_category_ids[0]);
			Object.assign(filter, {category})
		}
		//按照距离，评分，销量等排序
		let sortBy = {}
		if (Number(order_by)) {
			switch(Number(order_by)){
				case 1:
					Object.assign(sortBy, {float_minimum_order_amount: 1});
					break;
				case 2:
					Object.assign(filter, {location: {$near: [longitude, latitude]}});
					break;
				case 3:
					Object.assign(sortBy, {rating: -1});
					break;
				case 5:
					Object.assign(filter, {location: {$near: [longitude, latitude]}});
					break;
				case 6:
					Object.assign(sortBy, {recent_order_num: -1});
					break;
			}
		}
		//查找配送方式
		if (delivery_mode.length) {
			delivery_mode.forEach(item => {
				if (Number(item)) {
					Object.assign(filter, {'delivery_mode.id': Number(item)})
				}
			})
		}
		//查找活动支持方式
		if (support_ids.length) {
			const filterArr = []; 
			support_ids.forEach(item => {
				if (Number(item) && (Number(item) !== 8)) {
					filterArr.push(Number(item))
				}else if(Number(item) == 8){ //品牌保证特殊处理
					Object.assign(filter, {is_premium: true})
				}
			})
			if (filterArr.length) {
				//匹配同时拥有多种活动的数据
				Object.assign(filter, {'supports.id': {$all: filterArr}})
			}
		}

		const restaurants = await ShopModel.find(filter, '-_id').sort(sortBy).limit(Number(limit)).skip(Number(offset))
		const from = latitude + ',' + longitude;
		let to = '';
		//获取百度地图测局所需经度纬度
		restaurants.forEach((item, index) => {
			const slpitStr = (index == restaurants.length -1) ? '' : '|';
			to += item.latitude + ',' + item.longitude + slpitStr;
		})
		try{
			if (restaurants.length) {
				//获取距离信息，并合并到数据中
				const distance_duration = await this.getDistance(from, to)
				restaurants.map((item, index) => {
					return Object.assign(item, distance_duration[index])
				})
			}
			res.send(restaurants)
		}catch(err){
			console.log('从addressComoponent获取数据后处理失败');
			res.send({
				status: 0,
				type: 'ERROR_DATA',
				message: '获取数据失败'
			})
		}
	}
	//搜索餐馆
	async searchResaturant(req, res, next){
		const {geohash, keyword} = req.query;
		try{
			if (!geohash || geohash.indexOf(',') == -1) {
				throw new Error('经纬度参数错误');
			}else if(!keyword){
				throw new Error('关键词参数错误');
			}
		}catch(err){
			console.log('搜索商铺参数错误');
			res.send({
				status: 0,
				type: 'ERROR_PARAMS',
				message: err.message,
			})
			return
		}
		
		try{
			const restaurants = await ShopModel.find({name: eval('/' + keyword + '/gi')}, '-_id').limit(50);
			if (restaurants.length) {
				const [latitude, longitude] = geohash.split(',');
				const from = latitude + ',' + longitude;
				let to = '';
				//获取百度地图测局所需经度纬度
				restaurants.forEach((item, index) => {
					const slpitStr = (index == restaurants.length -1) ? '' : '|';
					to += item.latitude + ',' + item.longitude + slpitStr;
				})
				//获取距离信息，并合并到数据中
				const distance_duration = await this.getDistance(from, to)
				restaurants.map((item, index) => {
					return Object.assign(item, distance_duration[index])
				})
			}
			res.send(restaurants);
		}catch(err){
			console.log('搜索餐馆数据失败');
			res.send({
				status: 0,
				type: 'ERROR_DATA',
				message: '搜索餐馆数据失败'
			})
		}
	}
}

export default new Shop()