const test = require('node:test');
const assert = require('node:assert/strict');
const fs = require('node:fs');
const os = require('node:os');
const path = require('node:path');
const express = require('express');

require('../src/common');

const { createUploadSyncService } = require('../src/web/lib/media');

test('multipart uploads accept large text fields used by slide and template forms', async () => {
  const uploadDir = fs.mkdtempSync(path.join(os.tmpdir(), 'pulse-signage-upload-'));
  const uploadSyncService = createUploadSyncService({
    common: {},
    playerSnapshotCache: new Map(),
    notifyPlayerScreens: async () => {}
  });
  const upload = uploadSyncService.createUploadMiddleware(uploadDir);
  const app = express();

  app.post('/upload', upload.any(), function (_req, res) {
    res.sendStatus(204);
  });

  app.use(function (error, _req, res, _next) {
    res.status(error.statusCode || 500).send(String(error && error.message ? error.message : error));
  });

  const server = app.listen(0);

  try {
    const address = server.address();
    const largeValue = 'x'.repeat(1_100_000);
    const formData = new FormData();
    formData.set('region_text_6', largeValue);

    const response = await fetch(`http://127.0.0.1:${address.port}/upload`, {
      method: 'POST',
      body: formData
    });

    assert.equal(response.status, 204);
  } finally {
    await new Promise((resolve) => server.close(resolve));
    fs.rmSync(uploadDir, { recursive: true, force: true });
  }
});

test('fqdn player registration wins over a local configured player target for media sync', async () => {
  const uploadDir = fs.mkdtempSync(path.join(os.tmpdir(), 'pulse-signage-upload-sync-'));
  fs.mkdirSync(path.join(uploadDir, 'uploads'), { recursive: true });
  fs.writeFileSync(path.join(uploadDir, 'uploads', 'sample.bin'), Buffer.from('hello world'));

  const fetchCalls = [];
  const originalFetch = global.fetch;
  global.fetch = async function (url, init) {
    fetchCalls.push({ url, init });
    return {
      ok: true,
      status: 200,
      statusText: 'OK',
      headers: {
        get() {
          return null;
        }
      },
      async text() {
        return JSON.stringify({ ok: true });
      }
    };
  };

  const uploadSyncService = createUploadSyncService({
    common: {},
    pool: {
      async query() {
        return [[
          {
            identifier: 'player-local',
            internal_base_url: 'http://player:8081'
          },
          {
            identifier: 'player-remote',
            internal_base_url: 'https://pulse-dev-bridge.lzstealth.com'
          }
        ]];
      }
    },
    playerSnapshotCache: new Map(),
    notifyPlayerScreens: async () => {}
  });

  try {
    const success = await uploadSyncService.pushUploadFileToPlayer('/media/uploads/sample.bin', uploadDir);

    assert.equal(success, true);
    assert.equal(fetchCalls.length, 1);
    assert.equal(fetchCalls[0].url, 'https://pulse-dev-bridge.lzstealth.com/api/media/uploads%2Fsample.bin');
  } finally {
    global.fetch = originalFetch;
    fs.rmSync(uploadDir, { recursive: true, force: true });
  }
});

test('media sync retry warnings include the resolved player label', async () => {
  const uploadDir = fs.mkdtempSync(path.join(os.tmpdir(), 'pulse-signage-upload-sync-log-'));
  fs.mkdirSync(path.join(uploadDir, 'uploads'), { recursive: true });
  fs.writeFileSync(path.join(uploadDir, 'uploads', 'sample.bin'), Buffer.from('hello world'));

  const originalFetch = global.fetch;
  const originalWarn = console.warn;
  const warned = [];
  console.warn = function () {
    warned.push(Array.from(arguments).join(' '));
  };
  global.fetch = async function () {
    const error = new Error('getaddrinfo ENOTFOUND player-remote');
    error.code = 'ENOTFOUND';
    throw error;
  };

  const uploadSyncService = createUploadSyncService({
    common: {},
    pool: {
      async query() {
        return [[
          {
            identifier: 'player-remote',
            internal_base_url: 'https://pulse-dev-bridge.lzstealth.com'
          }
        ]];
      }
    },
    playerSnapshotCache: new Map(),
    notifyPlayerScreens: async () => {}
  });

  try {
    await uploadSyncService.syncUploadRefsToPlayer(['/media/uploads/sample.bin'], uploadDir);
    await uploadSyncService.flushPendingPlayerUploadSyncs();

    assert.ok(warned.some(function (message) {
      return message.includes('[media-sync] Player unavailable, retry queued for 1 upload for player-remote');
    }));
  } finally {
    global.fetch = originalFetch;
    console.warn = originalWarn;
    fs.rmSync(uploadDir, { recursive: true, force: true });
  }
});