import {
	defineStore
} from 'pinia';
import {
	computed,
	watchEffect
} from 'vue';
import {
	ref
} from 'vue';

export const useCartStore = defineStore('cart', () => {
	// const dinersNum = uni.cache.get('dinersNum')
	// const isVip = uni.cache.get('orderVIP').isVip //此用户是否是会员
	// const isMemberPrice = uni.cache.get('ordershopUserInfo').isMemberPrice //此店是否可以用会员
	// const isTableFee = uni.cache.get('ordershopUserInfo').isTableFee //此店是否免桌位费
	// const tableFee = uni.cache.get('ordershopUserInfo').tableFee //一个餐位费多钱

	// 计算单个商品的打包费用（向下取整并保留两位小数）
	const itemSinglePackFee = (item) => {
		const fee = item.packFee * item.cartNumber;
		// 先将结果乘以 100，向下取整，再除以 100 以保留两位小数
		return Math.floor(fee * 100) / 100
	};

	// 计算购物车商品总价格
	const getTotalTotalPrices = (matchedProducts) => computed(() => {
		if (!matchedProducts || !Array.isArray(matchedProducts)) {
			return 0;
		}
		// console.log(uni.cache.get('orderVIP').isVip, uni.cache.get('ordershopUserInfo').isMemberPrice,
		// 	111)
		// 购物车总数价格
		let cart = matchedProducts.reduce((total, item) => {
			// 是否启用会员价 0否1是
			if (uni.cache.get('orderVIP').isVip == 1 && uni.cache.get('ordershopUserInfo')
				.isMemberPrice == 1) {
				// memberPrice会员价
				return total + parseFloat(item.memberPrice) * parseFloat(item.num);
			} else {
				// salePrice销售价
				return total + parseFloat(item.price) * parseFloat(item.num);
			}
		}, 0);
		// 向上取整并保留两位小数
		return cart = Math.ceil(cart * 100) / 100;
	});

	// 计算商品卷所选择的总价格
	const getTotalProductroll = (matchedProducts) => computed(() => {
		if (!matchedProducts || !Array.isArray(matchedProducts)) {
			return 0;
		}
		// 购物车总数价格
		let cart = matchedProducts.reduce((total, item) => {
			// 是否启用会员价 0否1是
			if (uni.cache.get('orderVIP').isVip == 1 && uni.cache.get('ordershopUserInfo')
				.isMemberPrice == 1) {
				// memberPrice会员价
				return total + parseFloat(item.memberPrice)
			} else {
				// salePrice销售价
				return total + parseFloat(item.price)
			}
		}, 0);
		// 向上取整并保留两位小数
		return cart = Math.ceil(cart * 100) / 100;
	});

	// 桌位置
	const getTotalSeatcharge = (seatNum) => computed(() => {
		// 是否免除桌位费 0 否 1 是
		let tableFeeTotals = 0

		if (uni.cache.get('ordershopUserInfo').isTableFee == 0 && (seatNum || uni.cache.get('dinersNum'))) {
			tableFeeTotals = Math.ceil(parseFloat((seatNum || uni.cache.get('dinersNum'))) * parseFloat(
				uni.cache.get('ordershopUserInfo').tableFee) * 100) / 100;
		}
		console.log(uni.cache.get('ordershopUserInfo').isTableFee,seatNum,22222)
		return Math.floor(tableFeeTotals * 100) / 100;
	});

	// 计算购物车总打包费用（向下取整并保留两位小数）
	const getTotalPackFee = (cartList) => computed(() => {
		let total = 0;
		for (const item of cartList) {
			total += itemSinglePackFee(item);
		}
		return Math.floor(total * 100) / 100 ? Math.floor(total * 100) / 100 : 0;
		// 同样对总费用进行向下取整并保留两位小数处理
	});

	return {
		itemSinglePackFee,
		getTotalPackFee,
		getTotalSeatcharge,
		getTotalTotalPrices,
		getTotalProductroll
	};
});