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import { voidFun, EVENTTYPES, HTTPTYPE, HTTP_CODE } from '../common/constant'
import { transportData } from '../core/transportData'
import { options, setTraceId } from '../core/options'
import { EMethods } from '../types/options'
import { ReplaceHandler, subscribeEvent, triggerHandlers } from '../common/subscribe'
import { MITOHttp, MITOXMLHttpRequest } from '../types/common'
const clickThrottle = throttle(triggerHandlers, 600)
function isFilterHttpUrl(url: string) {
return options.filterXhrUrlRegExp && options.filterXhrUrlRegExp.test(url)
}
function replace(type: EVENTTYPES) {
switch (type) {
case EVENTTYPES.XHR:
xhrReplace()
break
case EVENTTYPES.FETCH:
fetchReplace()
break
case EVENTTYPES.ERROR:
listenError()
break
case EVENTTYPES.CONSOLE:
consoleReplace()
break
case EVENTTYPES.HISTORY:
historyReplace()
break
case EVENTTYPES.UNHANDLEDREJECTION:
unhandledrejectionReplace()
break
case EVENTTYPES.DOM:
domReplace()
break
case EVENTTYPES.HASHCHANGE:
listenHashchange()
break
default:
break
}
}
export function addReplaceHandler(handler: ReplaceHandler) {
if (!subscribeEvent(handler)) return
replace(handler.type as EVENTTYPES)
}
function xhrReplace(): void {
Iif (!('XMLHttpRequest' in _global)) {
return
}
const originalXhrProto = XMLHttpRequest.prototype
replaceOld(
originalXhrProto,
'open',
(originalOpen: voidFun): voidFun => {
return function (this: MITOXMLHttpRequest, ...args: any[]): void {
this.mito_xhr = {
method: variableTypeDetection.isString(args[0]) ? args[0].toUpperCase() : args[0],
url: args[1],
sTime: getTimestamp(),
type: HTTPTYPE.XHR
}
// this.ontimeout = function () {
// console.log('超时', this)
// }
// this.timeout = 10000
// on(this, EVENTTYPES.ERROR, function (this: MITOXMLHttpRequest) {
// if (this.mito_xhr.isSdkUrl) return
// this.mito_xhr.isError = true
// const eTime = getTimestamp()
// this.mito_xhr.time = eTime
// this.mito_xhr.status = this.status
// this.mito_xhr.elapsedTime = eTime - this.mito_xhr.sTime
// triggerHandlers(EVENTTYPES.XHR, this.mito_xhr)
// logger.error(`接口错误,接口信息:${JSON.stringify(this.mito_xhr)}`)
// })
originalOpen.apply(this, args)
}
}
)
replaceOld(
originalXhrProto,
'send',
(originalSend: voidFun): voidFun => {
return function (this: MITOXMLHttpRequest, ...args: any[]): void {
const { method, url } = this.mito_xhr
setTraceId(url, (headerFieldName: string, traceId: string) => {
this.mito_xhr.traceId = traceId
this.setRequestHeader(headerFieldName, traceId)
})
options.beforeAppAjaxSend && options.beforeAppAjaxSend({ method, url }, this)
on(this, 'loadend', function (this: MITOXMLHttpRequest) {
if ((method === EMethods.Post && transportData.isSdkTransportUrl(url)) || isFilterHttpUrl(url)) return
const { responseType, response, status } = this
this.mito_xhr.reqData = args[0]
const eTime = getTimestamp()
this.mito_xhr.time = eTime
this.mito_xhr.status = status
if (['', 'json', 'text'].indexOf(responseType) !== -1) {
this.mito_xhr.responseText = typeof response === 'object' ? JSON.stringify(response) : response
}
this.mito_xhr.elapsedTime = eTime - this.mito_xhr.sTime
triggerHandlers(EVENTTYPES.XHR, this.mito_xhr)
})
originalSend.apply(this, args)
}
}
)
}
function fetchReplace(): void {
Eif (!('fetch' in _global)) {
return
}
replaceOld(_global, EVENTTYPES.FETCH, (originalFetch: voidFun) => {
return function (url: string, config: Partial<Request> = {}): void {
const sTime = getTimestamp()
const method = (config && config.method) || 'GET'
let handlerData: MITOHttp = {
type: HTTPTYPE.FETCH,
method,
reqData: config && config.body,
url
}
const headers = new Headers(config.headers || {})
Object.assign(headers, {
setRequestHeader: headers.set
})
setTraceId(url, (headerFieldName: string, traceId: string) => {
handlerData.traceId = traceId
headers.set(headerFieldName, traceId)
})
options.beforeAppAjaxSend && options.beforeAppAjaxSend({ method, url }, headers)
config = {
...config,
headers
}
return originalFetch.apply(_global, [url, config]).then(
(res: Response) => {
const tempRes = res.clone()
const eTime = getTimestamp()
handlerData = {
...handlerData,
elapsedTime: eTime - sTime,
status: tempRes.status,
// statusText: tempRes.statusText,
time: eTime
}
tempRes.text().then((data) => {
if (method === EMethods.Post && transportData.isSdkTransportUrl(url)) return
if (isFilterHttpUrl(url)) return
handlerData.responseText = tempRes.status > HTTP_CODE.UNAUTHORIZED && data
triggerHandlers(EVENTTYPES.FETCH, handlerData)
})
return res
},
(err: Error) => {
const eTime = getTimestamp()
if (method === EMethods.Post && transportData.isSdkTransportUrl(url)) return
if (isFilterHttpUrl(url)) return
handlerData = {
...handlerData,
elapsedTime: eTime - sTime,
status: 0,
// statusText: err.name + err.message,
time: eTime
}
triggerHandlers(EVENTTYPES.FETCH, handlerData)
throw err
}
)
}
})
}
function listenHashchange(): void {
Iif (!isExistProperty(_global, 'onpopstate')) {
on(_global, EVENTTYPES.HASHCHANGE, function (e: HashChangeEvent) {
triggerHandlers(EVENTTYPES.HASHCHANGE, e)
})
}
}
function listenError(): void {
on(
_global,
'error',
function (e: ErrorEvent) {
triggerHandlers(EVENTTYPES.ERROR, e)
},
true
)
}
function consoleReplace(): void {
Iif (!('console' in _global)) {
return
}
const logType = ['log', 'debug', 'info', 'warn', 'error', 'assert']
logType.forEach(function (level: string): void {
Iif (!(level in _global.console)) return
replaceOld(_global.console, level, function (originalConsole: () => any): Function {
return function (...args: any[]): void {
if (originalConsole) {
triggerHandlers(EVENTTYPES.CONSOLE, { args, level })
originalConsole.apply(_global.console, args)
}
}
})
})
}
// 上一次的路由
let lastHref: string
lastHref = getLocationHref()
function historyReplace(): void {
Iif (!supportsHistory()) return
const oldOnpopstate = _global.onpopstate
_global.onpopstate = function (this: WindowEventHandlers, ...args: any[]): any {
const to = getLocationHref()
const from = lastHref
triggerHandlers(EVENTTYPES.HISTORY, {
from,
to
})
oldOnpopstate && oldOnpopstate.apply(this, args)
}
function historyReplaceFn(originalHistoryFn: voidFun): voidFun {
return function (this: History, ...args: any[]): void {
const url = args.length > 2 ? args[2] : undefined
if (url) {
const from = lastHref
const to = String(url)
lastHref = to
triggerHandlers(EVENTTYPES.HISTORY, {
from,
to
})
}
return originalHistoryFn.apply(this, args)
}
}
replaceOld(_global.history, 'pushState', historyReplaceFn)
replaceOld(_global.history, 'replaceState', historyReplaceFn)
}
function unhandledrejectionReplace(): void {
on(_global, EVENTTYPES.UNHANDLEDREJECTION, function (ev: PromiseRejectionEvent) {
// ev.preventDefault() 阻止默认行为后，控制台就不会再报红色错误
triggerHandlers(EVENTTYPES.UNHANDLEDREJECTION, ev)
})
}
function domReplace(): void {
if (!('document' in _global)) return
on(
_global.document,
'click',
function () {
clickThrottle(EVENTTYPES.DOM, {
category: 'click',
data: this
})
},
true
)
// 暂时不需要keypress的重写
// on(
// _global.document,
// 'keypress',
// function (e: MITOElement) {
// keypressThrottle('dom', {
// category: 'keypress',
// data: this
// })
// },
// true
// )
}
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