import { test, after } from 'node:test'
import assert from 'node:assert/strict'
import { startAppwriteMock } from './support/appwriteMock.js'
import { startFakeStripe } from './support/fakeStripe.js'
import { useTestEnv } from './support/testEnv.js'
import { schemaKeys } from './support/schema.js'

// websiteProjects, workorders und customers legt das Setup-Skript nicht an: ohne Schema im Nachbau
const aw = await startAppwriteMock({
  schema: { portalFeatures: schemaKeys('portalFeatures'), subscriptions: schemaKeys('subscriptions') },
})
const st = await startFakeStripe()
useTestEnv({ appwriteUrl: aw.url, stripeUrl: st.url })
const { config } = await import('../server/config.js')
const { startTestApp, get, post, postWebhook } = await import('./support/testApp.js')
const { customerCookie, seedFixtures } = await import('./support/fixtures.js')
const { default: funktionenRoutes } = await import('../server/routes/funktionen.js')
const { default: aboRoutes } = await import('../server/routes/abo.js')
const sf = await import('../server/services/siteFeatures.js')
const { setMailTransportForTests } = await import('../server/services/mailer.js')
const { mailSink } = await import('./support/mailSink.js')

const app = await startTestApp({ '/api/funktionen': funktionenRoutes, '/api/abo': aboRoutes })
const mails = mailSink()
setMailTransportForTests(mails)
after(() => {
  setMailTransportForTests(null)
  return Promise.all([app.close(), aw.close(), st.close()])
})
seedFixtures(aw)
aw.seed('websiteProjects', { $id: 'p1', customerId: 'c1', projectName: 'Bäckerei', liveDomain: 'baeckerei.de' })
aw.seed('websiteProjects', { $id: 'p2', customerId: 'c1', projectName: 'Café' })
aw.seed('websiteProjects', { $id: 'p3', customerId: 'c1', projectName: 'Kiosk' })
aw.seed('websiteProjects', { $id: 'p4', customerId: 'c1', projectName: 'Bistro' })
aw.seed('websiteProjects', { $id: 'p5', customerId: 'c2', projectName: 'Fremd' })

const cookie = customerCookie('c1')
const checkout = (projectId, consent = true) => post('/api/funktionen/news/checkout', { projectId, consent }, { cookie })
const sessions = () => [...st.checkoutSessions.values()]
const workorders = () => [...aw.docs('workorders').values()].filter((t) => String(t.topic).startsWith('News-Pinnwand einbauen'))
const subjects = () => mails.sent.map((m) => m.subject)
const event = (type, session) => ({ id: `evt_${Math.random()}`, object: 'event', type, data: { object: session } })
const paidSession = (id, projectId, extra = {}) => ({
  id,
  object: 'checkout.session',
  mode: 'payment',
  payment_status: 'paid',
  metadata: { customerId: 'c1', projectId, featureKey: 'news' },
  ...extra,
})

test('liste_zustaende', async () => {
  const body = await get('/api/funktionen', { cookie })
  assert.equal(body.setupEstimate, 'meist innerhalb von 1–2 Wochen')
  assert.equal(body.projects.length, 4)
  for (const p of body.projects) assert.equal(p.features.news.state, 'off')
})

test('checkout_ohne_zustimmung_400', async () => {
  assert.equal((await checkout('p1', false)).status, 400)
  assert.equal((await post('/api/funktionen/news/checkout', { projectId: 'p1' }, { cookie })).status, 400)
  assert.equal(sessions().length, 0)
})

test('checkout_fremdes_projekt_403', async () => {
  assert.equal((await checkout('p5')).status, 403)
  assert.equal(sessions().length, 0)
})

test('checkout_legt_session_an', async () => {
  const res = await checkout('p1')
  assert.equal(res.status, 200)
  assert.match(res.body.url, /^https:\/\/checkout\.stripe\.test\//)
  const [session] = sessions()
  assert.equal(session.mode, 'payment')
  assert.equal(session.metadata.featureKey, 'news')
  assert.equal(session.metadata.projectId, 'p1')
  assert.equal(session.metadata.customerId, 'c1')
  const call = st.calls.find((c) => c.method === 'POST' && c.path === '/v1/checkout/sessions')
  assert.equal(call.body['invoice_creation[enabled]'], 'true')
  assert.equal(call.body.success_url, `${config.publicBaseUrl}/dashboard.html#news?bestellt=1`)
  assert.equal(call.body.cancel_url, `${config.publicBaseUrl}/dashboard.html#news`)
  assert.ok(Number(call.body.expires_at) > Date.now() / 1000)
  const price = [...st.prices.values()].find((p) => p.id === call.body['line_items[0][price]'])
  assert.equal(price.unit_amount, 3000)
  const doc = await sf.getFeatureDoc('c1', 'p1', 'news')
  assert.equal(doc.state, 'ordered')
  assert.equal(doc.stripeSessionId, session.id)
  assert.equal(doc.consentText, config.funktionen.consentText)
  assert.ok(doc.consentAt)
  assert.ok(doc.consentUserAgent)
  // zweite Bestellung waehrend die erste offen ist: 409, keine neue Sitzung
  assert.equal((await checkout('p1')).status, 409)
  assert.equal(sessions().length, 1)
})

test('abgelaufene_bestellung_darf_neu_gestartet_werden', async () => {
  const doc = await sf.getFeatureDoc('c1', 'p1', 'news')
  aw.seed('portalFeatures', { ...aw.docs('portalFeatures').get(doc.$id), orderedAt: new Date(Date.now() - 25 * 3600 * 1000).toISOString() })
  assert.equal((await checkout('p1')).status, 200)
  assert.equal(sessions().length, 2)
})

test('checkout_bei_setup_409', async () => {
  const sid = 'cs_setup'
  await sf.markOrdered({ customerId: 'c1', projectId: 'p2', key: 'news', sessionId: sid, consent: {} })
  await sf.markPaid({ sessionId: sid })
  const before = sessions().length
  assert.equal((await checkout('p2')).status, 409)
  assert.equal(sessions().length, before)
})

test('sepa_wartet_auf_zahlung', async () => {
  const res = await checkout('p3')
  assert.equal(res.status, 200)
  const id = sessions().at(-1).id
  const mailsBefore = mails.sent.length
  const wosBefore = workorders().length
  const unpaid = paidSession(id, 'p3', { payment_status: 'unpaid' })
  assert.equal((await postWebhook(event('checkout.session.completed', unpaid))).status, 200)
  assert.equal((await sf.getFeatureDoc('c1', 'p3', 'news')).state, 'ordered')
  assert.equal(workorders().length, wosBefore)
  assert.equal(mails.sent.length, mailsBefore)
  assert.equal((await postWebhook(event('checkout.session.async_payment_succeeded', paidSession(id, 'p3')))).status, 200)
  assert.equal((await sf.getFeatureDoc('c1', 'p3', 'news')).state, 'setup')
  assert.equal(workorders().length, wosBefore + 1)
  assert.deepEqual(subjects().slice(mailsBefore).sort(), ['Deine Bestellung: News-Pinnwand', 'Neue Funktion bestellt: News-Pinnwand'])
  const k15 = mails.sent.at(-2).subject.startsWith('Deine') ? mails.sent.at(-2) : mails.sent.at(-1)
  assert.equal(k15.to[0].address, 'k@example.invalid')
  assert.match(k15.text, /30,00 €/)
})

test('webhook_idempotent', async () => {
  await checkout('p4')
  const id = sessions().at(-1).id
  const mailsBefore = mails.sent.length
  const wosBefore = workorders().length
  for (let i = 0; i < 2; i += 1) {
    assert.equal((await postWebhook(event('checkout.session.completed', paidSession(id, 'p4')))).status, 200)
  }
  assert.equal(workorders().length, wosBefore + 1)
  assert.equal(mails.sent.length - mailsBefore, 2)
  assert.equal(subjects().slice(mailsBefore).filter((s) => s.startsWith('Deine Bestellung')).length, 1)
})

test('abgelaufen_zurueck_auf_off', async () => {
  aw.seed('websiteProjects', { $id: 'p6', customerId: 'c1', projectName: 'Werkstatt' })
  await checkout('p6')
  const id = sessions().at(-1).id
  const expired = { id, object: 'checkout.session', mode: 'payment', metadata: { customerId: 'c1', projectId: 'p6', featureKey: 'news' } }
  assert.equal((await postWebhook(event('checkout.session.expired', expired))).status, 200)
  assert.equal((await sf.getFeatureDoc('c1', 'p6', 'news')).state, 'off')
  assert.equal((await checkout('p6')).status, 200)
})

test('zahlung_fehlgeschlagen_mailt_team', async () => {
  aw.seed('websiteProjects', { $id: 'p7', customerId: 'c1', projectName: 'Garage' })
  await checkout('p7')
  const id = sessions().at(-1).id
  const mailsBefore = mails.sent.length
  await postWebhook(event('checkout.session.async_payment_failed', paidSession(id, 'p7', { payment_status: 'unpaid' })))
  assert.equal((await sf.getFeatureDoc('c1', 'p7', 'news')).state, 'off')
  assert.equal(mails.sent.length - mailsBefore, 1)
  assert.match(mails.sent.at(-1).text, /Zahlung fehlgeschlagen/)
})

test('aktivierung_mailt', async () => {
  const doc = await sf.getFeatureDoc('c1', 'p3', 'news')
  assert.equal(doc.state, 'setup')
  aw.seed('workorders', { ...aw.docs('workorders').get(doc.ticketId), status: 'Closed' })
  const mailsBefore = mails.sent.length
  const done = await sf.runActivation()
  assert.equal(done.length, 1)
  assert.equal((await sf.getFeatureDoc('c1', 'p3', 'news')).state, 'active')
  assert.equal(mails.sent.length - mailsBefore, 1)
  assert.equal(mails.sent.at(-1).subject, 'Deine News-Pinnwand ist bereit')
  assert.equal(mails.sent.at(-1).to[0].address, 'k@example.invalid')
  assert.deepEqual(await sf.runActivation(), [])
  assert.equal(mails.sent.length - mailsBefore, 1)
})

test('parallele_checkouts_eine_sitzung', async () => {
  aw.seed('websiteProjects', { $id: 'p8', customerId: 'c1', projectName: 'Gärtnerei' })
  const before = sessions().length
  const results = await Promise.all([checkout('p8'), checkout('p8')])
  assert.deepEqual(results.map((r) => r.status).sort(), [200, 409])
  assert.equal(sessions().length, before + 1)
})

test('bezahlte_sitzung_mit_ueberschriebener_id_wird_zugeordnet', async () => {
  aw.seed('websiteProjects', { $id: 'p9', customerId: 'c1', projectName: 'Tischlerei' })
  await checkout('p9')
  const paidId = sessions().at(-1).id
  const doc = await sf.getFeatureDoc('c1', 'p9', 'news')
  aw.seed('portalFeatures', { ...aw.docs('portalFeatures').get(doc.$id), stripeSessionId: 'cs_ueberschrieben' })
  const wosBefore = workorders().length
  assert.equal((await postWebhook(event('checkout.session.completed', paidSession(paidId, 'p9')))).status, 200)
  const after = await sf.getFeatureDoc('c1', 'p9', 'news')
  assert.equal(after.state, 'setup')
  assert.equal(after.stripeSessionId, paidId)
  assert.equal(workorders().length, wosBefore + 1)
})

test('parallele_aktivierung_mailt_einmal', async () => {
  aw.seed('websiteProjects', { $id: 'p10', customerId: 'c1', projectName: 'Schreinerei' })
  await checkout('p10')
  const id = sessions().at(-1).id
  await postWebhook(event('checkout.session.completed', paidSession(id, 'p10')))
  const doc = await sf.getFeatureDoc('c1', 'p10', 'news')
  aw.seed('workorders', { ...aw.docs('workorders').get(doc.ticketId), status: 'Closed' })
  const mailsBefore = mails.sent.length
  const [a, b] = await Promise.all([sf.runActivation(), sf.runActivation({ customerId: 'c1' })])
  assert.equal(a.length + b.length, 1)
  assert.equal(mails.sent.slice(mailsBefore).filter((m) => m.subject === 'Deine News-Pinnwand ist bereit').length, 1)
})