oppi.li
source dump of claude code
1import { createHash } from 'crypto'
2import type { AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS } from 'src/services/analytics/index.js'
3import { logEvent } from 'src/services/analytics/index.js'
4
5/**
6 * Creates a truncated SHA256 hash (16 chars) for file paths
7 * Used for privacy-preserving analytics on file operations
8 */
9function hashFilePath(
10 filePath: string,
11): AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS {
12 return createHash('sha256')
13 .update(filePath)
14 .digest('hex')
15 .slice(0, 16) as AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS
16}
17
18/**
19 * Creates a full SHA256 hash (64 chars) for file contents
20 * Used for deduplication and change detection analytics
21 */
22function hashFileContent(
23 content: string,
24): AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS {
25 return createHash('sha256')
26 .update(content)
27 .digest('hex') as AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS
28}
29
30// Maximum content size to hash (100KB)
31// Prevents memory exhaustion when hashing large files (e.g., base64-encoded images)
32const MAX_CONTENT_HASH_SIZE = 100 * 1024
33
34/**
35 * Logs file operation analytics to Statsig
36 */
37export function logFileOperation(params: {
38 operation: 'read' | 'write' | 'edit'
39 tool: 'FileReadTool' | 'FileWriteTool' | 'FileEditTool'
40 filePath: string
41 content?: string
42 type?: 'create' | 'update'
43}): void {
44 const metadata: Record<
45 string,
46 | AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS
47 | number
48 | boolean
49 > = {
50 operation:
51 params.operation as AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS,
52 tool: params.tool as AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS,
53 filePathHash: hashFilePath(params.filePath),
54 }
55
56 // Only hash content if it's provided and below size limit
57 // This prevents memory exhaustion from hashing large files (e.g., base64-encoded images)
58 if (
59 params.content !== undefined &&
60 params.content.length <= MAX_CONTENT_HASH_SIZE
61 ) {
62 metadata.contentHash = hashFileContent(params.content)
63 }
64
65 if (params.type !== undefined) {
66 metadata.type =
67 params.type as AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS
68 }
69
70 logEvent('tengu_file_operation', metadata)
71}