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Copy pathdelay.ts
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346 lines (287 loc) · 9.27 KB
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import { delayProxyByName, ProxyDelay } from 'tauri-plugin-mihomo-api'
import { debugLog } from '@/utils/debug'
const hashKey = (name: string, group: string) => `${group ?? ''}::${name}`
export interface DelayUpdate {
delay: number
elapsed?: number
updatedAt: number
}
const CACHE_TTL = 30 * 60 * 1000
class DelayManager {
private cache = new Map<string, DelayUpdate>()
private urlMap = new Map<string, string>()
// 每个节点的监听
private listenerMap = new Map<string, (update: DelayUpdate) => void>()
// 每个分组的监听
private groupListenerMap = new Map<string, () => void>()
private pendingItemUpdates = new Map<string, DelayUpdate[]>()
private pendingGroupUpdates = new Set<string>()
private itemFlushScheduled = false
private groupFlushScheduled = false
private scheduleItemFlush() {
if (this.itemFlushScheduled) return
this.itemFlushScheduled = true
const run = () => {
this.itemFlushScheduled = false
const updates = this.pendingItemUpdates
this.pendingItemUpdates = new Map()
updates.forEach((queue, key) => {
const listener = this.listenerMap.get(key)
if (!listener) return
queue.forEach((update) => {
try {
listener(update)
} catch (error) {
console.error(
`[DelayManager] 通知节点延迟监听器失败: ${key}`,
error,
)
}
})
})
}
if (typeof window !== 'undefined') {
if (typeof window.requestAnimationFrame === 'function') {
window.requestAnimationFrame(run)
return
}
if (typeof window.setTimeout === 'function') {
window.setTimeout(run, 0)
return
}
}
Promise.resolve().then(run)
}
private scheduleGroupFlush() {
if (this.groupFlushScheduled) return
this.groupFlushScheduled = true
const run = () => {
this.groupFlushScheduled = false
const groups = this.pendingGroupUpdates
this.pendingGroupUpdates = new Set()
groups.forEach((group) => {
const listener = this.groupListenerMap.get(group)
if (!listener) return
try {
listener()
} catch (error) {
console.error(
`[DelayManager] 通知分组延迟监听器失败: ${group}`,
error,
)
}
})
}
if (typeof window !== 'undefined') {
if (typeof window.requestAnimationFrame === 'function') {
window.requestAnimationFrame(run)
return
}
if (typeof window.setTimeout === 'function') {
window.setTimeout(run, 0)
return
}
}
Promise.resolve().then(run)
}
private queueGroupNotification(group: string) {
this.pendingGroupUpdates.add(group)
this.scheduleGroupFlush()
}
setUrl(group: string, url: string) {
debugLog(`[DelayManager] 设置测试URL，组: ${group}, URL: ${url}`)
this.urlMap.set(group, url)
}
getUrl(group: string) {
const url = this.urlMap.get(group)
debugLog(
`[DelayManager] 获取测试URL，组: ${group}, URL: ${url || '未设置'}`,
)
// 如果未设置URL，返回默认URL
return url || 'http://cp.cloudflare.com/generate_204'
}
setListener(
name: string,
group: string,
listener: (update: DelayUpdate) => void,
) {
const key = hashKey(name, group)
this.listenerMap.set(key, listener)
}
removeListener(name: string, group: string) {
const key = hashKey(name, group)
this.listenerMap.delete(key)
}
setGroupListener(group: string, listener: () => void) {
this.groupListenerMap.set(group, listener)
}
removeGroupListener(group: string) {
this.groupListenerMap.delete(group)
}
setDelay(
name: string,
group: string,
delay: number,
meta?: { elapsed?: number },
): DelayUpdate {
const key = hashKey(name, group)
debugLog(
`[DelayManager] 设置延迟，代理: ${name}, 组: ${group}, 延迟: ${delay}`,
)
const update: DelayUpdate = {
delay,
elapsed: meta?.elapsed,
updatedAt: Date.now(),
}
this.cache.set(key, update)
const queue = this.pendingItemUpdates.get(key)
if (queue) {
queue.push(update)
} else {
this.pendingItemUpdates.set(key, [update])
}
this.scheduleItemFlush()
return update
}
getDelayUpdate(name: string, group: string) {
const key = hashKey(name, group)
const entry = this.cache.get(key)
if (!entry) return undefined
if (Date.now() - entry.updatedAt > CACHE_TTL) {
this.cache.delete(key)
return undefined
}
return { ...entry }
}
getDelay(name: string, group: string) {
const update = this.getDelayUpdate(name, group)
return update ? update.delay : -1
}
/// 暂时修复provider的节点延迟排序的问题
getDelayFix(proxy: IProxyItem, group: string) {
if (!proxy.provider) {
const update = this.getDelayUpdate(proxy.name, group)
if (update && (update.delay >= 0 || update.delay === -2)) {
return update.delay
}
}
// 添加 history 属性的安全检查
if (proxy.history && proxy.history.length > 0) {
// 0ms以error显示
return proxy.history[proxy.history.length - 1].delay || 1e6
}
return -1
}
async checkDelay(
name: string,
group: string,
timeout: number,
): Promise<DelayUpdate> {
debugLog(
`[DelayManager] 开始测试延迟，代理: ${name}, 组: ${group}, 超时: ${timeout}ms`,
)
// 先将状态设置为测试中
this.setDelay(name, group, -2)
const startTime = Date.now()
try {
const url = this.getUrl(group)
debugLog(`[DelayManager] 调用API测试延迟，代理: ${name}, URL: ${url}`)
// 设置超时处理, delay = 0 为超时
const timeoutPromise = new Promise<ProxyDelay>((resolve) => {
setTimeout(() => resolve({ delay: 0 }), timeout)
})
// 使用Promise.race来实现超时控制
const result = await Promise.race([
delayProxyByName(name, url, timeout),
timeoutPromise,
])
// 确保至少显示500ms的加载动画
const elapsedTime = Date.now() - startTime
if (elapsedTime < 500) {
await new Promise((resolve) => setTimeout(resolve, 500 - elapsedTime))
}
const delay = result.delay
const elapsed = elapsedTime
debugLog(`[DelayManager] 延迟测试完成，代理: ${name}, 结果: ${delay}ms`)
return this.setDelay(name, group, delay, { elapsed })
} catch (error) {
// 确保至少显示500ms的加载动画
await new Promise((resolve) => setTimeout(resolve, 500))
console.error(`[DelayManager] 延迟测试出错，代理: ${name}`, error)
const delay = 1e6 // error
const elapsed = Date.now() - startTime
return this.setDelay(name, group, delay, { elapsed })
}
}
async checkListDelay(
nameList: string[],
group: string,
timeout: number,
concurrency = 36,
) {
debugLog(
`[DelayManager] 批量测试延迟开始，组: ${group}, 数量: ${nameList.length}, 并发数: ${concurrency}`,
)
const names = nameList.filter(Boolean)
// 设置正在延迟测试中
names.forEach((name) => this.setDelay(name, group, -2))
let index = 0
const startTime = Date.now()
const listener = this.groupListenerMap.get(group)
const help = async (): Promise<void> => {
const currName = names[index++]
if (!currName) return
try {
// 确保API调用前状态为测试中
this.setDelay(currName, group, -2)
// 添加一些随机延迟，避免所有请求同时发出和返回
if (index > 1) {
// 第一个不延迟，保持响应性
await new Promise((resolve) =>
setTimeout(resolve, Math.random() * 200),
)
}
await this.checkDelay(currName, group, timeout)
if (listener) {
this.queueGroupNotification(group)
}
} catch (error) {
console.error(
`[DelayManager] 批量测试单个代理出错，代理: ${currName}`,
error,
)
// 设置为错误状态
this.setDelay(currName, group, 1e6)
}
return help()
}
// 限制并发数，避免发送太多请求
const actualConcurrency = Math.min(concurrency, names.length, 10)
debugLog(`[DelayManager] 实际并发数: ${actualConcurrency}`)
const promiseList: Promise<void>[] = []
for (let i = 0; i < actualConcurrency; i++) {
promiseList.push(help())
}
await Promise.all(promiseList)
const totalTime = Date.now() - startTime
debugLog(
`[DelayManager] 批量测试延迟完成，组: ${group}, 总耗时: ${totalTime}ms`,
)
}
formatDelay(delay: number, timeout = 10000) {
if (delay === -1) return '-'
if (delay === -2) return 'testing'
if (delay === 0 || (delay >= timeout && delay <= 1e5)) return 'Timeout'
if (delay > 1e5) return 'Error'
return `${delay}`
}
formatDelayColor(delay: number, timeout = 10000) {
if (delay < 0) return ''
if (delay === 0 || delay >= timeout) return 'error.main'
if (delay >= 10000) return 'error.main'
if (delay >= 400) return 'warning.main'
if (delay >= 250) return 'primary.main'
return 'success.main'
}
}
export default new DelayManager()