File size: 4,973 Bytes
064bfd6 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | import { getActiveTimeCounter as getActiveTimeCounterImpl } from '../bootstrap/state.js'
type ActivityManagerOptions = {
getNow?: () => number
getActiveTimeCounter?: typeof getActiveTimeCounterImpl
}
/**
* ActivityManager handles generic activity tracking for both user and CLI operations.
* It automatically deduplicates overlapping activities and provides separate metrics
* for user vs CLI active time.
*/
export class ActivityManager {
private activeOperations = new Set<string>()
private lastUserActivityTime: number = 0 // Start with 0 to indicate no activity yet
private lastCLIRecordedTime: number
private isCLIActive: boolean = false
private readonly USER_ACTIVITY_TIMEOUT_MS = 5000 // 5 seconds
private readonly getNow: () => number
private readonly getActiveTimeCounter: typeof getActiveTimeCounterImpl
private static instance: ActivityManager | null = null
constructor(options?: ActivityManagerOptions) {
this.getNow = options?.getNow ?? (() => Date.now())
this.getActiveTimeCounter =
options?.getActiveTimeCounter ?? getActiveTimeCounterImpl
this.lastCLIRecordedTime = this.getNow()
}
static getInstance(): ActivityManager {
if (!ActivityManager.instance) {
ActivityManager.instance = new ActivityManager()
}
return ActivityManager.instance
}
/**
* Reset the singleton instance (for testing purposes)
*/
static resetInstance(): void {
ActivityManager.instance = null
}
/**
* Create a new instance with custom options (for testing purposes)
*/
static createInstance(options?: ActivityManagerOptions): ActivityManager {
ActivityManager.instance = new ActivityManager(options)
return ActivityManager.instance
}
/**
* Called when user interacts with the CLI (typing, commands, etc.)
*/
recordUserActivity(): void {
// Don't record user time if CLI is active (CLI takes precedence)
if (!this.isCLIActive && this.lastUserActivityTime !== 0) {
const now = this.getNow()
const timeSinceLastActivity = (now - this.lastUserActivityTime) / 1000
if (timeSinceLastActivity > 0) {
const activeTimeCounter = this.getActiveTimeCounter()
if (activeTimeCounter) {
const timeoutSeconds = this.USER_ACTIVITY_TIMEOUT_MS / 1000
// Only record time if within the timeout window
if (timeSinceLastActivity < timeoutSeconds) {
activeTimeCounter.add(timeSinceLastActivity, { type: 'user' })
}
}
}
}
// Update the last user activity timestamp
this.lastUserActivityTime = this.getNow()
}
/**
* Starts tracking CLI activity (tool execution, AI response, etc.)
*/
startCLIActivity(operationId: string): void {
// If operation already exists, it likely means the previous one didn't clean up
// properly (e.g., component crashed/unmounted without calling end). Force cleanup
// to avoid overestimating time - better to underestimate than overestimate.
if (this.activeOperations.has(operationId)) {
this.endCLIActivity(operationId)
}
const wasEmpty = this.activeOperations.size === 0
this.activeOperations.add(operationId)
if (wasEmpty) {
this.isCLIActive = true
this.lastCLIRecordedTime = this.getNow()
}
}
/**
* Stops tracking CLI activity
*/
endCLIActivity(operationId: string): void {
this.activeOperations.delete(operationId)
if (this.activeOperations.size === 0) {
// Last operation ended - CLI becoming inactive
// Record the CLI time before switching to inactive
const now = this.getNow()
const timeSinceLastRecord = (now - this.lastCLIRecordedTime) / 1000
if (timeSinceLastRecord > 0) {
const activeTimeCounter = this.getActiveTimeCounter()
if (activeTimeCounter) {
activeTimeCounter.add(timeSinceLastRecord, { type: 'cli' })
}
}
this.lastCLIRecordedTime = now
this.isCLIActive = false
}
}
/**
* Convenience method to track an async operation automatically (mainly for testing/debugging)
*/
async trackOperation<T>(
operationId: string,
fn: () => Promise<T>,
): Promise<T> {
this.startCLIActivity(operationId)
try {
return await fn()
} finally {
this.endCLIActivity(operationId)
}
}
/**
* Gets current activity states (mainly for testing/debugging)
*/
getActivityStates(): {
isUserActive: boolean
isCLIActive: boolean
activeOperationCount: number
} {
const now = this.getNow()
const timeSinceUserActivity = (now - this.lastUserActivityTime) / 1000
const isUserActive =
timeSinceUserActivity < this.USER_ACTIVITY_TIMEOUT_MS / 1000
return {
isUserActive,
isCLIActive: this.isCLIActive,
activeOperationCount: this.activeOperations.size,
}
}
}
// Export singleton instance
export const activityManager = ActivityManager.getInstance()
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