import { mkdtemp, rm, writeFile } from 'node:fs/promises'
import { tmpdir } from 'node:os'
import { join } from 'node:path'
import { afterEach, describe, expect, it } from 'vitest'
import { simpleGit } from 'simple-git'
import { listFiles, rgAvailable, searchContent } from '../src/main/search-service'

let dir = ''
afterEach(async () => { if (dir) await rm(dir, { recursive: true, force: true }) })

describe('search-service (real ripgrep via dynamic import)', () => {
  it('ripgrep is available (catches the ESM require() regression)', async () => {
    expect(await rgAvailable()).toBe(true)
  })

  it('finds content matches with line number + column', async () => {
    dir = await mkdtemp(join(tmpdir(), 'helder-search-'))
    await simpleGit(dir).init()
    await writeFile(join(dir, 'a.ts'), 'const x = 1\nconst balance = 2\n')
    await writeFile(join(dir, 'b.ts'), 'nothing relevant\n')
    const groups = await searchContent(dir, 'balance')
    expect(groups).toHaveLength(1)
    expect(groups[0].path).toBe('a.ts')
    expect(groups[0].hits[0].no).toBe(2)
    expect(groups[0].hits[0].ln).toContain('balance')
    expect(groups[0].hits[0].ix).toBe('const '.length)
  })

  it('returns [] for queries under 2 characters', async () => {
    dir = await mkdtemp(join(tmpdir(), 'helder-search-'))
    expect(await searchContent(dir, 'a')).toEqual([])
  })

  it('lists project files', async () => {
    dir = await mkdtemp(join(tmpdir(), 'helder-search-'))
    await simpleGit(dir).init()
    await writeFile(join(dir, 'keep.ts'), 'x')
    expect(await listFiles(dir)).toContain('keep.ts')
  })
})