1import * as _ from 'lodash-es'
2import fs from 'fs'
3import { execSync } from 'child_process'
4import { PtErr } from '../../../sharedF/throwErrorF/sharedErrF.mts'
5import { doExec } from '../../../serverF/execF.mts'
6import { ptDir } from '../../../serverF/ptDirF.mts'
7import { assertDefined } from '../../../sharedF/assertsF/assertDefinedF.mts'
8import { pathDownJoin } from '../../../serverF/pathF.mts'
9
10type LiveRepoExecProps = {
11  git_repo_name?: string
12  cmd: string
13  doFetch?: boolean
14  verboseOutCmd?: boolean
15}
16
17export const liveRepoExec = async ({git_repo_name, cmd, doFetch=false, verboseOutCmd}: LiveRepoExecProps) => {
18  if (doFetch) {
19    await liveRepoExec({git_repo_name, cmd: `git fetch`})
20  }
21
22  let existRepoPath = _.startsWith(git_repo_name, '/') && git_repo_name
23  if (!existRepoPath) {
24    const ptGetDir = pathDownJoin(ptDir, '.git')
25    if (fs.existsSync(ptGetDir)) {
26      existRepoPath = ptGetDir
27    }
28  }
29
30  assertDefined(existRepoPath)
31
32  const fullCmd = `GIT_DIR=${existRepoPath} ${cmd}`
33  if (verboseOutCmd) {
34    console.log(fullCmd)
35  }
36  const ret = await doExec(fullCmd)
37  return ret.stdout.trim()
38}
39
40type GetHeadGitShaProps = {
41  filterPathList?: string[]
42  git_repo_name?: string
43  verboseOutCmd?: boolean
44}
45
46export let headShaSnapshot: string | undefined
47try { headShaSnapshot = execSync('git rev-parse HEAD', {cwd: ptDir, encoding: 'utf8', stdio: 'pipe'}).trim() } catch {}
48
49export const getHeadGitSha = async ({filterPathList=['.'], git_repo_name, verboseOutCmd}: GetHeadGitShaProps = {}) => {
50  const isDefaultHead = filterPathList.length === 1 && filterPathList[0] === '.' && !git_repo_name
51  if (isDefaultHead && headShaSnapshot) return headShaSnapshot
52  const cmd = `git log --format=format:%H -1 -- ${filterPathList.join(' ')}`
53  try {
54    return await liveRepoExec({git_repo_name, cmd, verboseOutCmd})
55  } catch(err) {
56    throw new PtErr('!getHeadGitSha', {cmd, err, git_repo_name})
57  }
58}
59