1import { getOssGlobalReplaceH } from './ossHookLoaderF.mts'
2
3export type PathTransformers = { forward: (p: string) => string, reverse: (p: string) => string, hasSensitive: (p: string) => boolean }
4
5const identityTransformers: PathTransformers = { forward: (p) => p, reverse: (p) => p, hasSensitive: () => false }
6
7let _transformers: PathTransformers | null = null
8
9export const getOssPathTransformers = async (): Promise<PathTransformers> => {
10  if (_transformers) return _transformers
11  const replaceH = await getOssGlobalReplaceH()
12  if (!replaceH) { _transformers = identityTransformers; return _transformers }
13
14  const entries = Object.entries(replaceH).filter(([, safe]) => safe).sort((a, b) => b[0].length - a[0].length)
15  const reverseEntries = entries.map(([sens, safe]) => [safe, sens] as const).sort((a, b) => b[0].length - a[0].length)
16
17  const sensitiveStrs = entries.map(([sens]) => sens)
18  const forward = (p: string) => { for (const [sens, safe] of entries) p = p.replaceAll(sens, safe); return p }
19  const reverse = (p: string) => { for (const [safe, sens] of reverseEntries) p = p.replaceAll(safe, sens); return p }
20  const hasSensitive = (p: string) => sensitiveStrs.some(s => p.includes(s))
21
22  _transformers = { forward, reverse, hasSensitive }
23  return _transformers
24}
25