/**
 * request 返回值检测
 */
import {
	common
} from "../utils";

import {
	createSSEParser
} from "../utils/sseParse";

const app = getApp()
const promistHandle = res => {
	// 前端判断返回的参数是不是加密数据，是的话先解密
	if ((typeof res.data.data == 'string') && res.data.data.constructor == String) {
		res.data = JSON.parse(common.desDecrypt(res.data.data, getApp().globalData.apiSecretKey));
	}
	//有些接口没有返回RespCode  通过resultCode判断
	let resp = ""
	if (res.data.RespCode == '10000' || res.data.resultCode == '0') {
		// 请求成功 
		resp = []
		//getUnitePay  res.data.Data是个对象
		if (res.data.Data instanceof Array || res.data.Data instanceof Object) {
			resp = res.data.Data;
		} else if (res.data.WxPayConfigKey || res.data.resultCode == '0' || res.data.configKey || res.data.result || res
			.data.clientId) {
			resp = res.data;
		}
	} else {
		// 503 - 小程序下线、维护中，跳转到对应页面
		if (res.data.RespCode == 503) {
			jumpErrorPage()
		}
		//如果401 token失效  不处理 返回""
		if (res.data.RespCode != '401') {
			resp = res.data.RespMessage || res.data.errMsg;
		}
	}
	return resp;
}

const catchPromise = (resp, callBack, showModal = true) => {
	// 如果不是是object类型  说明是抛出的异常 ""是401  
	if (resp === "") {
		return false;
	}
	if (typeof resp != 'object') {

		if (!showModal) {
			return false;
		}
		common.showModal(resp)
		return false;
	} else {
		// 否则执行回调
		if (callBack) {
			return callBack()
		}
	}
}


/**
 * 新的处理方法 promistHandleNew 会暴露出res.data  方便医院个性化处理res.data.RespCode逻辑
 * catchPromiseNew 添加提示报错信息后的点击确定回调方法
 */

/**
 * * let resp = handle.promistHandleNew(await request.doPost(url, queryData))
 * //showModal  报错是否提示   showModalCallBack 报错提示按钮点击的回调
 *  return handle.catchPromiseNew(resp, () => resp,{showModal:true,showModalCallBack:()=>{}})
 */
const promistHandleNew = res => {
	// 前端判断返回的参数是不是加密数据，是的话先解密
	if ((typeof res.data.data == 'string') && res.data.data.constructor == String) {
		res.data = JSON.parse(common.desDecrypt(res.data.data, getApp().globalData.apiSecretKey));
	}
	//有些接口没有返回RespCode  通过resultCode判断
	let resp = ""
	if (res.data.RespCode == '10000' || res.data.resultCode == '0') {
		// 请求成功 
		resp = []
		//getUnitePay  res.data.Data是个对象
		if (res.data.Data instanceof Array || res.data.Data instanceof Object) {
			resp = res.data.Data;
		} else if (res.data.WxPayConfigKey || res.data.resultCode == '0' || res.data.configKey || res.data.result || res
			.data.clientId) {
			resp = res.data;
		}
	} else {
		// 503 - 小程序下线、维护中，跳转到对应页面
		if (res.data.RespCode == 503) {
			jumpErrorPage()
		}
		//如果401 token失效  不处理 返回""
		if (res.data.RespCode != '401') {
			resp = res.data.RespMessage || res.data.errMsg;
		}
	}
	return {
		resp,
		resData: res.data
	};
}

const catchPromiseNew = (data, callBack, option = {
	showModal: true,
	showModalCallBack: () => {}
}) => {
	// 如果不是是object类型  说明是抛出的异常 ""是401  
	if (data.resp === "") {
		return {
			resp: false,
			resData: data.resData
		};
	}
	if (typeof data.resp != 'object') {
		if (!option.showModal || data.resData.RespCode == 503) {
			return {
				resp: false,
				resData: data.resData
			};
		}
		common.showModal(data.resp, option.showModalCallBack)
		return {
			resp: false,
			resData: data.resData
		};
	} else {
		// 否则执行回调
		if (callBack) {
			return callBack()
		}
	}
}

const jumpErrorPage = () => {
	const [currentPage] = getCurrentPages()
	const maintainPage = "pages/st1/business/errorPage/maintain/maintain"
	const offlinePage = "pages/st1/business/errorPage/offline/offline"
	const isMaintainPage = currentPage.route.indexOf(maintainPage) > 0
	const isOfflinePage = currentPage.route.indexOf(offlinePage) > 0
	let jumpPage = ""
	if (res.data.RespCode == "maintain" && !isMaintainPage) {
		jumpPage = maintainPage
	}
	if (res.data.RespCode == "offline" && !isOfflinePage) {
		jumpPage = offlinePage
	}
	jumpPage && uni.reLaunch({
		url: `/${jumpPage}`,
	})
}

function arrayBufferToString(arrayBuffer) {
	// 创建一个 Uint8Array 视图
	let binary = '';
	const bytes = new Uint8Array(arrayBuffer);
	const len = bytes.byteLength;
	for (let i = 0; i < len; i++) {
		binary += String.fromCharCode(bytes[i]);
	}
	return decodeURIComponent(escape(binary)); // 处理UTF-8编码
}


const sseChunkDataHandle = (onChunkReceived) => {
	let ssePaser = createSSEParser(onChunkReceived);
	return (res) => {
		try {
			let data = arrayBufferToString(res.data);
			console.log("==>", data)
			ssePaser.parse(data);
		} catch (e) {
			console.error(e)
		}
	}
}
export default {
	promistHandle,
	catchPromise,
	promistHandleNew,
	catchPromiseNew,
	sseChunkDataHandle
}