import { test, before, after, beforeEach } from 'node:test'
import assert from 'node:assert/strict'
import http from 'node:http'

let srv, mod, hits
const g = { status: 200, body: null }

before(async () => {
  srv = http.createServer((req, res) => {
    hits++
    res.setHeader('Content-Type', 'application/json')
    res.statusCode = g.status
    res.end(JSON.stringify(g.body))
  })
  await new Promise((r) => srv.listen(0, '127.0.0.1', r))
  process.env.GITEA_BASE_URL = `http://127.0.0.1:${srv.address().port}`
  process.env.GITEA_API_TOKEN = 'tok'
  mod = await import('../server/services/previewDevScript.js')
})
after(() => { srv.closeAllConnections(); srv.close() })
beforeEach(() => { hits = 0; g.status = 200; mod.clearDevScriptCache() })

const pkg = (o) => ({ content: Buffer.from(JSON.stringify(o)).toString('base64') })

test('dev-Skript vorhanden => true', async () => {
  g.body = pkg({ scripts: { dev: 'vite' } })
  assert.equal(await mod.repoHasDevScript('o/r', 'main'), true)
})
test('package.json fehlt (404) => false', async () => {
  g.status = 404; g.body = { message: 'nf' }
  assert.equal(await mod.repoHasDevScript('o/r', 'main'), false)
})
test('kein oder leeres dev-Skript => false', async () => {
  g.body = pkg({ scripts: { build: 'x' } })
  assert.equal(await mod.repoHasDevScript('o/r', 'main'), false)
  mod.clearDevScriptCache()
  g.body = pkg({ scripts: { dev: '  ' } })
  assert.equal(await mod.repoHasDevScript('o/r', 'main'), false)
})
test('Gitea-Fehler => null', async () => {
  g.status = 500; g.body = { message: 'boom' }
  assert.equal(await mod.repoHasDevScript('o/r', 'main'), null)
})
test('Cache 60 s je Repo+Branch', async () => {
  g.body = pkg({ scripts: { dev: 'vite' } })
  await mod.repoHasDevScript('o/r', 'main')
  await mod.repoHasDevScript('o/r', 'main')
  assert.equal(hits, 1)
  await mod.repoHasDevScript('o/r', 'other')
  assert.equal(hits, 2)
})