gitfor/platform

import { createServerFn } from '@tanstack/react-start'
import { execSync } from 'node:child_process'

const REPO_PATH = process.env.GITUI_REPO_PATH || process.cwd()

function git(args: string): string {
  return execSync(`git ${args}`, {
    cwd: REPO_PATH,
    encoding: 'utf-8',
    maxBuffer: 10 * 1024 * 1024,
  }).trim()
}

export interface CommitInfo {
  hash: string
  shortHash: string
  author: string
  date: string
  message: string
}

export interface GitStatus {
  staged: Array<{ status: string; path: string }>
  unstaged: Array<{ status: string; path: string }>
  untracked: string[]
}

export const getLog = createServerFn({ method: 'POST' })
  .inputValidator((d: { count?: number; skip?: number }) => d)
  .handler(async ({ data }) => {
    const count = data.count ?? 50
    const skip = data.skip ?? 0
    const raw = git(
      `log --format="%H%x00%h%x00%an%x00%ai%x00%s" -n ${count} --skip=${skip}`,
    )
    if (!raw) return [] as CommitInfo[]
    return raw.split('\n').map((line): CommitInfo => {
      const [hash, shortHash, author, date, message] = line.split('\x00')
      return { hash, shortHash, author, date, message }
    })