const preCacheKeyClearFetch = 'storage:clear:fetch:'
import Api from '@/common/js/api.js'

uni.pro.interceptor('request', {
	config(paramOptions) {
		let options = Object.assign({}, paramOptions)
		options.url = uni.conf.baseUrl + paramOptions.url
		this.options = options
		return options
	},
	success(res) {
		if (res.code >= 400) {
			return res.data
		} else {
			return res.data
		}
	}
})

function requestrequest(options) {
	return new Promise((resolve, reject) => {
		uni.request({
			...options,
			success: res => {
				// resolve(res.data) //异步操作执行成功
				if (res.data.code == 1) {
					resolve(res.data) //异步操作执行成功
				} else {
					resolve(res.data) //异步操作执行失败
				}
			}
		})
	})
}

async function request(options) {
	let networkType = ''
	uni.getNetworkType({
		success: (res) => {
			networkType = res.networkType
		}
	});
	if (networkType == 'none') {
		uni.showToast({
			title: '网络异常，请检查网络',
			icon: 'none'
		})
		return false;
	}
	try {
		if (options.toast) {
			uni.showLoading({
				title: '加载中',
				mask: true
			})
		}
		options.header = {
			userId: uni.getStorageSync('userId'),
			minitype: uni.getStorageSync('Type'),
			fatoken: uni.getStorageSync('token'),
			token: uni.getStorageSync('logintoken'),
			isnew: 'isnew',
			'content-type': 'application/json'
		}
		// #ifdef MP-WEIXIN || APP-PLUS
		options.url = uni.conf.baseUrl + options.url
		let res = await requestrequest(options);
		// #endif
		// #ifdef H5
		let res = await uni.pro.request(options);
		// #endif
		if (res.code != 1) {
			if (options.toast) {
				try {
					if (res.msg.length > 10 || res.message.length > 10) {
						uni.showModal({
							title: '提示', //标题
							content: res.message || res.msg,
							showCancel: false //不显示取消按钮
						})
					} else {
						uni.showToast({
							title: res.message || res.msg,
							icon: "none",
						})
					}
				} catch (error) {
					uni.showToast({
						title: res.message || res.msg,
						icon: "none",
					})
				}
				setTimeout(res => {
					uni.hideLoading()
				}, 1000)
			}
			if (res.code == 400) {
				return Promise.reject(res.message)
			} else if (res.code == 401) {
				uni.showToast({
					title: res.message || res.msg,
					icon: "none",
					success: () => {
						uni.removeStorageSync('logintoken');
						uni.removeStorageSync('token');
						uni.reLaunch({
							url: '/pages/login/login'
						})
					}
				})
			} else if (res.code == 405) {
				let token = await Api.h5encryption({
					store_id: uni.cache.get('userId')
				})
				if (token.code == 1) {
					uni.cache.set('token', token.data.token);
				}
			} else if (res.code == 482) {
				let nowTime = new Date() / 1000 | 0
				let offset = parseInt(res.message) - parseInt(nowTime);
				uni.cache.set('storage:offset-time', offset, -1)
				return await request(options)
			} else if (res.code == 422) {
				return Promise.reject(res.message)
			}
		} else {
			if (!options.toast) {
				// uni.showToast({
				// 	title: res.message || res.msg,
				// 	icon: "none",
				// 	success() {
				// 		setTimeout(res => {
				// 			// if (options.toast) {
				// 			uni.hideLoading()
				// 			// }
				// 		}, 2000)
				// 	}
				// })
			}
			return res

		}
	} catch (err) {
		console.warn('uni.request fail [network]', options, err)
		throw err;
	} finally {
		if (options.toast) {
			setTimeout(res => {
				uni.hideLoading()
			}, 1000)
		}
	}
}

function isExpire(url) {
	return uni.cache.get(preCacheKeyClearFetch + url)
}
/**
 * 标记fetch过期，会重新请求
 * @author NanQi
 * @param {String} url 标记的URL 
 */
function markFetch(url) {
	uni.cache.set(preCacheKeyClearFetch + url, true)
}

/**
 * 拉取数据(get请求,带缓存)
 * @author NanQi
 * @param {String} url 请求的URL 
 * @param {Object} data 请求参数 
 * @param {Boolean} toast 是否显示toast
 * @param {Number} expire 缓存过期时间（秒）
 * @return {Promise} Promise对象
 */
async function fetch(url, data, toast = true, expire = uni.conf.default_expire) {
	let param = ''
	if (data) {
		param += ':' + uni.utils.md5(uni.utils.sortTransform(data));
	}
	const cacheKey = 'memory:fetch:' + url + param;
	const cacheVal = uni.cache.get(cacheKey);
	if (!isExpire(url) && cacheVal) {
		return Promise.resolve(cacheVal);
	} else {
		if (isExpire(url)) {
			uni.cache.remove(preCacheKeyClearFetch + url)
		}
		try {
			const res = await get(url, data, toast);
			uni.cache.remove(cacheKey);
			uni.cache.set(cacheKey, res, expire);
			return res;
		} catch (err) {
			const res = uni.cache.getStorageData(cacheKey);
			if (res) {
				return Promise.resolve(res);
			} else {
				throw err;
			}
		}
	}
}

/**
 * 获取数据(get请求,不带缓存)
 * @author NanQi
 * @param {String} url 请求的URL 
 * @param {Object} data 请求参数 
 * @param {Boolean} toast 是否显示toast
 * @return {Promise} Promise对象
 */
function get(url, data, toast = true) {
	return request({
		url,
		data,
		toast,
	})
}


/**
 * post请求
 * @author NanQi
 * @param {String} url 请求的URL 
 * @param {Object} data 请求参数 
 * @param {Boolean} toast 是否显示toast
 * @param {String} method 请求方式,默认POST 
 * @return {Promise} Promise对象
 */
function post(url, data, toast = true, method = 'POST') {
	return request({
		url,
		method,
		data,
		toast
	})
}

uni.api = {
	request,
	markFetch,
	fetch,
	get,
	post
}