Files
WeFlow/electron/services/exportCardDiagnosticsService.ts

355 lines
11 KiB
TypeScript

import { mkdir, writeFile } from 'fs/promises'
import { basename, dirname, extname, join } from 'path'
export type ExportCardDiagSource = 'frontend' | 'main' | 'backend' | 'worker'
export type ExportCardDiagLevel = 'debug' | 'info' | 'warn' | 'error'
export type ExportCardDiagStatus = 'running' | 'done' | 'failed' | 'timeout'
export interface ExportCardDiagLogEntry {
id: string
ts: number
source: ExportCardDiagSource
level: ExportCardDiagLevel
message: string
traceId?: string
stepId?: string
stepName?: string
status?: ExportCardDiagStatus
durationMs?: number
data?: Record<string, unknown>
}
interface ActiveStepState {
key: string
traceId: string
stepId: string
stepName: string
source: ExportCardDiagSource
startedAt: number
lastUpdatedAt: number
message?: string
}
interface StepStartInput {
traceId: string
stepId: string
stepName: string
source: ExportCardDiagSource
level?: ExportCardDiagLevel
message?: string
data?: Record<string, unknown>
}
interface StepEndInput {
traceId: string
stepId: string
stepName: string
source: ExportCardDiagSource
status?: Extract<ExportCardDiagStatus, 'done' | 'failed' | 'timeout'>
level?: ExportCardDiagLevel
message?: string
data?: Record<string, unknown>
durationMs?: number
}
interface LogInput {
ts?: number
source: ExportCardDiagSource
level?: ExportCardDiagLevel
message: string
traceId?: string
stepId?: string
stepName?: string
status?: ExportCardDiagStatus
durationMs?: number
data?: Record<string, unknown>
}
export interface ExportCardDiagSnapshot {
logs: ExportCardDiagLogEntry[]
activeSteps: Array<{
traceId: string
stepId: string
stepName: string
source: ExportCardDiagSource
elapsedMs: number
stallMs: number
startedAt: number
lastUpdatedAt: number
message?: string
}>
summary: {
totalLogs: number
activeStepCount: number
errorCount: number
warnCount: number
timeoutCount: number
lastUpdatedAt: number
}
}
export class ExportCardDiagnosticsService {
private readonly maxLogs = 6000
private logs: ExportCardDiagLogEntry[] = []
private activeSteps = new Map<string, ActiveStepState>()
private seq = 0
private nextId(ts: number): string {
this.seq += 1
return `export-card-diag-${ts}-${this.seq}`
}
private trimLogs() {
if (this.logs.length <= this.maxLogs) return
const drop = this.logs.length - this.maxLogs
this.logs.splice(0, drop)
}
log(input: LogInput): ExportCardDiagLogEntry {
const ts = Number.isFinite(input.ts) ? Math.max(0, Math.floor(input.ts as number)) : Date.now()
const entry: ExportCardDiagLogEntry = {
id: this.nextId(ts),
ts,
source: input.source,
level: input.level || 'info',
message: input.message,
traceId: input.traceId,
stepId: input.stepId,
stepName: input.stepName,
status: input.status,
durationMs: Number.isFinite(input.durationMs) ? Math.max(0, Math.floor(input.durationMs as number)) : undefined,
data: input.data
}
this.logs.push(entry)
this.trimLogs()
if (entry.traceId && entry.stepId && entry.stepName) {
const key = `${entry.traceId}::${entry.stepId}`
if (entry.status === 'running') {
const previous = this.activeSteps.get(key)
this.activeSteps.set(key, {
key,
traceId: entry.traceId,
stepId: entry.stepId,
stepName: entry.stepName,
source: entry.source,
startedAt: previous?.startedAt || entry.ts,
lastUpdatedAt: entry.ts,
message: entry.message
})
} else if (entry.status === 'done' || entry.status === 'failed' || entry.status === 'timeout') {
this.activeSteps.delete(key)
}
}
return entry
}
stepStart(input: StepStartInput): ExportCardDiagLogEntry {
return this.log({
source: input.source,
level: input.level || 'info',
message: input.message || `${input.stepName} 开始`,
traceId: input.traceId,
stepId: input.stepId,
stepName: input.stepName,
status: 'running',
data: input.data
})
}
stepEnd(input: StepEndInput): ExportCardDiagLogEntry {
return this.log({
source: input.source,
level: input.level || (input.status === 'done' ? 'info' : 'warn'),
message: input.message || `${input.stepName} ${input.status === 'done' ? '完成' : '结束'}`,
traceId: input.traceId,
stepId: input.stepId,
stepName: input.stepName,
status: input.status || 'done',
durationMs: input.durationMs,
data: input.data
})
}
clear() {
this.logs = []
this.activeSteps.clear()
}
snapshot(limit = 1200): ExportCardDiagSnapshot {
const capped = Number.isFinite(limit) ? Math.max(100, Math.min(5000, Math.floor(limit))) : 1200
const logs = this.logs.slice(-capped)
const now = Date.now()
const activeSteps = Array.from(this.activeSteps.values())
.map(step => ({
traceId: step.traceId,
stepId: step.stepId,
stepName: step.stepName,
source: step.source,
startedAt: step.startedAt,
lastUpdatedAt: step.lastUpdatedAt,
elapsedMs: Math.max(0, now - step.startedAt),
stallMs: Math.max(0, now - step.lastUpdatedAt),
message: step.message
}))
.sort((a, b) => b.lastUpdatedAt - a.lastUpdatedAt)
let errorCount = 0
let warnCount = 0
let timeoutCount = 0
for (const item of logs) {
if (item.level === 'error') errorCount += 1
if (item.level === 'warn') warnCount += 1
if (item.status === 'timeout') timeoutCount += 1
}
return {
logs,
activeSteps,
summary: {
totalLogs: this.logs.length,
activeStepCount: activeSteps.length,
errorCount,
warnCount,
timeoutCount,
lastUpdatedAt: logs.length > 0 ? logs[logs.length - 1].ts : 0
}
}
}
private normalizeExternalLogs(value: unknown[]): ExportCardDiagLogEntry[] {
const result: ExportCardDiagLogEntry[] = []
for (const item of value) {
if (!item || typeof item !== 'object') continue
const row = item as Record<string, unknown>
const tsRaw = row.ts ?? row.timestamp
const tsNum = Number(tsRaw)
const ts = Number.isFinite(tsNum) && tsNum > 0 ? Math.floor(tsNum) : Date.now()
const sourceRaw = String(row.source || 'frontend')
const source: ExportCardDiagSource = sourceRaw === 'main' || sourceRaw === 'backend' || sourceRaw === 'worker'
? sourceRaw
: 'frontend'
const levelRaw = String(row.level || 'info')
const level: ExportCardDiagLevel = levelRaw === 'debug' || levelRaw === 'warn' || levelRaw === 'error'
? levelRaw
: 'info'
const statusRaw = String(row.status || '')
const status: ExportCardDiagStatus | undefined = statusRaw === 'running' || statusRaw === 'done' || statusRaw === 'failed' || statusRaw === 'timeout'
? statusRaw
: undefined
const durationRaw = Number(row.durationMs)
result.push({
id: String(row.id || this.nextId(ts)),
ts,
source,
level,
message: String(row.message || ''),
traceId: typeof row.traceId === 'string' ? row.traceId : undefined,
stepId: typeof row.stepId === 'string' ? row.stepId : undefined,
stepName: typeof row.stepName === 'string' ? row.stepName : undefined,
status,
durationMs: Number.isFinite(durationRaw) ? Math.max(0, Math.floor(durationRaw)) : undefined,
data: row.data && typeof row.data === 'object' ? row.data as Record<string, unknown> : undefined
})
}
return result
}
private serializeLogEntry(log: ExportCardDiagLogEntry): string {
return JSON.stringify(log)
}
private buildSummaryText(logs: ExportCardDiagLogEntry[], activeSteps: ExportCardDiagSnapshot['activeSteps']): string {
const total = logs.length
let errorCount = 0
let warnCount = 0
let timeoutCount = 0
let frontendCount = 0
let backendCount = 0
let mainCount = 0
let workerCount = 0
for (const item of logs) {
if (item.level === 'error') errorCount += 1
if (item.level === 'warn') warnCount += 1
if (item.status === 'timeout') timeoutCount += 1
if (item.source === 'frontend') frontendCount += 1
if (item.source === 'backend') backendCount += 1
if (item.source === 'main') mainCount += 1
if (item.source === 'worker') workerCount += 1
}
const lines: string[] = []
lines.push('WeFlow 导出卡片诊断摘要')
lines.push(`生成时间: ${new Date().toLocaleString('zh-CN')}`)
lines.push(`日志总数: ${total}`)
lines.push(`来源统计: frontend=${frontendCount}, main=${mainCount}, backend=${backendCount}, worker=${workerCount}`)
lines.push(`级别统计: warn=${warnCount}, error=${errorCount}, timeout=${timeoutCount}`)
lines.push(`当前活跃步骤: ${activeSteps.length}`)
if (activeSteps.length > 0) {
lines.push('')
lines.push('活跃步骤:')
for (const step of activeSteps.slice(0, 12)) {
lines.push(`- [${step.source}] ${step.stepName} trace=${step.traceId} elapsed=${step.elapsedMs}ms stall=${step.stallMs}ms`)
}
}
const latestErrors = logs.filter(item => item.level === 'error' || item.status === 'failed' || item.status === 'timeout').slice(-12)
if (latestErrors.length > 0) {
lines.push('')
lines.push('最近异常:')
for (const item of latestErrors) {
lines.push(`- ${new Date(item.ts).toLocaleTimeString('zh-CN')} [${item.source}] ${item.stepName || item.stepId || 'unknown'} ${item.status || item.level} ${item.message}`)
}
}
return lines.join('\n')
}
async exportCombinedLogs(filePath: string, frontendLogs: unknown[] = []): Promise<{
success: boolean
filePath?: string
summaryPath?: string
count?: number
error?: string
}> {
try {
const normalizedFrontend = this.normalizeExternalLogs(Array.isArray(frontendLogs) ? frontendLogs : [])
const merged = [...this.logs, ...normalizedFrontend]
.sort((a, b) => (a.ts - b.ts) || a.id.localeCompare(b.id))
const lines = merged.map(item => this.serializeLogEntry(item)).join('\n')
await mkdir(dirname(filePath), { recursive: true })
await writeFile(filePath, lines ? `${lines}\n` : '', 'utf8')
const ext = extname(filePath)
const baseName = ext ? basename(filePath, ext) : basename(filePath)
const summaryPath = join(dirname(filePath), `${baseName}.txt`)
const snapshot = this.snapshot(1500)
const summaryText = this.buildSummaryText(merged, snapshot.activeSteps)
await writeFile(summaryPath, summaryText, 'utf8')
return {
success: true,
filePath,
summaryPath,
count: merged.length
}
} catch (error) {
return {
success: false,
error: String(error)
}
}
}
}
export const exportCardDiagnosticsService = new ExportCardDiagnosticsService()