// Read-only overview: app record, versions + attached build, recent builds, in-app purchases, review submissions.
//   storebound apple status [--json]
// And the one write it offers: cancel a review submission (to re-add first IAPs to it from the web UI):
//   storebound apple status --cancel-submission <id> [--yes]
// An empty draft (READY_FOR_REVIEW, 0 items) cannot be canceled (409 "Resource is not in cancellable state"); it is
// harmless, shown as such and left as is.
// A submission back from App Review (UNRESOLVED_ISSUES) is shown with its items; resubmit it with
//   storebound apple resubmit --build <n>
// Wait for App Review (polls with backoff: 1 min, x1.5, max 15 min):
//   storebound apple status --wait-review [--version 1.2.0] [--timeout 48h]
//   exit codes: 0 approved, 1 rejected, 7 timeout (2 = nothing in review)
// Also compares the App ID's capabilities, apple.signing.capabilities and the iOS project's entitlements and warns,
// naming what is missing where.
import type { Ctx } from '../lib/ctx';
import { confirm, need } from '../lib/ctx';
import { log, printJson, warn } from '../lib/log';
import type { FirstProductGap } from '../lib/review-submit';
import { firstProductReport } from './first-products';
import { classifyReviewState, nextPollDelay, parseDuration, WAIT_EXIT } from '../lib/release';
import { EMPTY_DRAFT } from '../lib/review-submit';
import { type Asc, ascClient, type J } from './asc';
import { notCancellable, readItems, type SubItem } from './submission';
import { capabilityReport, type CapabilityReport, printCapabilityReport } from './signing';
import * as rt from '../lib/rt';

async function waitReview(ctx: Ctx, c: Asc, appId: string): Promise<never> {
  const want = ctx.args.get('version');
  const deadline = Date.now() + parseDuration(ctx.args.str('timeout', '48h'));
  const state = (v: J): string => v.attributes.appVersionState ?? v.attributes.appStoreState;
  let delay: number | null = null;
  let last = '';
  for (;;) {
    const vs = await c.all(`/v1/apps/${appId}/appStoreVersions?filter[platform]=IOS&limit=10`);
    const v = want ? vs.find(x => x.attributes.versionString === want) : vs.find(x => classifyReviewState(state(x)) === 'pending') ?? vs[0];
    if (!v) { log('apple', `no version ${want ?? ''} found`); process.exit(2); }
    const st = state(v);
    const outcome = classifyReviewState(st);
    if (st !== last) { log('apple', `${v.attributes.versionString}: ${st}`); last = st; }
    if (outcome === 'approved') { log('apple', 'approved (release it yourself, or it goes out automatically if the release type says so)'); process.exit(WAIT_EXIT.approved); }
    if (outcome === 'rejected') { log('apple', 'rejected: read the message in App Store Connect > App Review, then the review-rejections skill'); process.exit(WAIT_EXIT.rejected); }
    if (outcome === 'not-submitted') { log('apple', 'nothing is waiting for review'); process.exit(2); }
    delay = nextPollDelay(delay);
    if (Date.now() + delay > deadline) { log('apple', 'timeout, still in review'); process.exit(WAIT_EXIT.timeout); }
    log('apple', `next check in ${Math.round(delay / 1000)}s`);
    await rt.sleep(delay);
  }
}

export async function run(ctx: Ctx): Promise<void> {
  const { config, root } = ctx.loaded;
  const c = await ascClient(root, need(config.apple?.bundleId, 'apple.bundleId'), config.apple?.appId);
  const appId = await c.app();

  if (ctx.args.has('wait-review')) await waitReview(ctx, c, appId);

  const cancel = ctx.args.get('cancel-submission');
  if (cancel) {
    if (!(await confirm(ctx, `Cancel review submission ${cancel}? (the version goes back to "Prepare for Submission")`))) return;
    try {
      await c.asc('PATCH', `/v1/reviewSubmissions/${cancel}`, { data: { type: 'reviewSubmissions', id: cancel, attributes: { canceled: true } } });
    } catch (e) {
      if (!notCancellable(e)) throw e;
      log('apple', `review submission ${cancel} is not cancellable (App Store Connect answered "Resource is not in cancellable state"); left as is. `
        + `An ${EMPTY_DRAFT} does no harm: a later run reuses it`);
      return;
    }
    log('apple', `review submission ${cancel} canceled; it takes a minute to settle`);
    return;
  }

  const app = (await c.asc('GET', `/v1/apps/${appId}`)).data;
  const versions = await c.all(`/v1/apps/${appId}/appStoreVersions?limit=10&include=build`);
  const builds = (await c.asc('GET', `/v1/builds?filter[app]=${appId}&sort=-uploadedDate&limit=5&include=preReleaseVersion`));
  const iaps = await c.all(`/v1/apps/${appId}/inAppPurchasesV2?limit=200`);
  const subs = await c.all(`/v1/reviewSubmissions?filter[app]=${appId}&limit=20`);
  let caps: CapabilityReport | { error: string };
  try { caps = await capabilityReport(c, config, root); } catch (e) { caps = { error: (e as Error).message.slice(0, 300) }; }
  // a submission back from App Review: its items and their states, and how to resubmit it
  const unresolved: { id: string; items: SubItem[] }[] = [];
  for (const s of subs.filter((x: J) => x.attributes?.state === 'UNRESOLVED_ISSUES')) unresolved.push({ id: s.id, items: await readItems(c, s.id) });
  // an empty draft: App Store Connect keeps it and refuses to cancel it; harmless
  const empty = new Set<string>();
  for (const s of subs.filter((x: J) => x.attributes?.state === 'READY_FOR_REVIEW')) if (!(await readItems(c, s.id)).length) empty.add(s.id);
  // first products of a type that are not in the review (pitfall 70): not sellable after the version is approved
  const vstate = (v: J): string => v.attributes.appVersionState ?? v.attributes.appStoreState;
  const reviewed = versions.find((v: J) => /WAITING_FOR_REVIEW|IN_REVIEW/.test(vstate(v))) ?? versions[0];
  let gaps: FirstProductGap[] = [];
  try { gaps = await firstProductReport(c, appId, { iaps, versionState: reviewed ? vstate(reviewed) : undefined }); } catch (e) { log('apple', `first in-app purchases not compared with the review: ${(e as Error).message.slice(0, 200)}`); }
  const itemLabel = (kind: string, id: string): string => {
    const v = versions.find((x: J) => x.id === id);
    return v ? `app version ${v.attributes.versionString}` : `${kind} ${id}`;
  };
  if (ctx.args.has('json')) {
    // phased release of the newest versions that are live or close to it (rollout share on the desktop timeline)
    const phased: Record<string, unknown> = {};
    for (const v of versions.slice(0, 3)) {
      const st = String(v.attributes.appVersionState ?? v.attributes.appStoreState ?? '');
      if (!/READY_FOR_SALE|READY_FOR_DISTRIBUTION|PENDING_DEVELOPER_RELEASE|PENDING_APPLE_RELEASE|ACCEPTED/.test(st)) continue;
      phased[v.id] = (await c.maybe(`/v1/appStoreVersions/${v.id}/appStoreVersionPhasedRelease`))?.data ?? null;
    }
    // builds attached to a version but older than the five newest (so the train shows their number too)
    const known = new Set((builds.data as { id: string }[]).map(b => b.id));
    const missing = [...new Set(versions.map(v => v.relationships?.build?.data?.id).filter((id): id is string => !!id && !known.has(id)))];
    const attachedBuilds = missing.length ? ((await c.asc('GET', `/v1/builds?filter[id]=${missing.join(',')}&limit=${missing.length}`)).data ?? []) : [];
    // build id -> marketing version (CFBundleShortVersionString): a TestFlight-only version is a train at "testing"
    const buildVersions: Record<string, string> = {};
    const pre = new Map(((builds.included ?? []) as { id: string; type?: string; attributes?: { version?: string } }[]).map(p => [p.id, p.attributes?.version] as const));
    for (const b of builds.data as { id: string; relationships?: { preReleaseVersion?: { data?: { id?: string } } } }[]) {
      const v = pre.get(b.relationships?.preReleaseVersion?.data?.id ?? '');
      if (v) buildVersions[b.id] = v;
    }
    printJson({ app, versions, builds: builds.data, attachedBuilds, buildVersions, iaps, subs, phased, unresolved, emptyDrafts: [...empty], firstProductGaps: gaps, capabilityCheck: caps });
    return;
  }

  console.log(`${app.attributes.name} · ${app.attributes.bundleId} · Apple ID ${appId}`);
  for (const v of versions) console.log(`  version ${v.attributes.versionString.padEnd(8)} ${v.attributes.appVersionState ?? v.attributes.appStoreState}${v.relationships?.build?.data ? ' (build attached)' : ''}`);
  const pre = new Map((builds.included ?? []).map((p: { id: string; attributes: { version: string } }) => [p.id, p.attributes.version]));
  for (const b of builds.data) console.log(`  build   ${String(pre.get(b.relationships?.preReleaseVersion?.data?.id) ?? '?')} (${b.attributes.version}) ${b.attributes.processingState} ${b.attributes.uploadedDate?.slice(0, 10) ?? ''}`);
  for (const p of iaps) console.log(`  iap     ${p.attributes.productId.padEnd(40)} ${p.attributes.inAppPurchaseType} ${p.attributes.state}`);
  for (const s of subs) console.log(`  review submission ${s.id} ${s.attributes.state}${empty.has(s.id) ? `: ${EMPTY_DRAFT}` : ''} ${s.attributes.submittedDate?.slice(0, 10) ?? ''}`.trimEnd());
  for (const u of unresolved) {
    console.log(`  review submission ${u.id} is back from App Review with UNRESOLVED_ISSUES; its items:`);
    for (const it of u.items) console.log(`    ${itemLabel(it.kind, it.versionId).padEnd(36)} ${it.state}${it.state === 'REJECTED' ? ' (not resolved: Apple takes no resubmit until it is; apple resubmit marks it resolved)' : ''}`);
    const newest = builds.data[0]?.attributes?.version;
    console.log(`  resubmit with: storebound apple resubmit --build <n>${newest ? ` (newest uploaded build: ${newest})` : ''}`);
  }
  for (const g of gaps) warn('apple', `${g.msg}; ${g.fix}`);
  if ('error' in caps) log('apple', `capabilities not compared: ${caps.error}`);
  else printCapabilityReport(caps, 'apple');
}