#!/usr/bin/env npx tsx
/**
 * Test Image Download - Tests image downloading with a small batch of products
 *
 * Usage:
 *   DATABASE_URL="postgresql://dutchie:dutchie_local_pass@localhost:54320/dutchie_menus" \
 *   STORAGE_DRIVER=local STORAGE_BASE_PATH=./storage \
 *   npx tsx src/scripts/test-image-download.ts <dispensaryId> [limit]
 *
 * Example:
 *   DATABASE_URL="..." npx tsx src/scripts/test-image-download.ts 112 5
 */

import { Pool } from 'pg';
import dotenv from 'dotenv';
import {
  executeGraphQL,
  startSession,
  endSession,
  GRAPHQL_HASHES,
} from '../platforms/dutchie';
import { DutchieNormalizer } from '../hydration/normalizers/dutchie';
import { hydrateToCanonical } from '../hydration/canonical-upsert';
import { initializeImageStorage, getStorageStats } from '../utils/image-storage';

dotenv.config();

// ============================================================
// DATABASE CONNECTION
// ============================================================

function getConnectionString(): string {
  if (process.env.DATABASE_URL) {
    return process.env.DATABASE_URL;
  }
  const host = process.env.CANNAIQ_DB_HOST || 'localhost';
  const port = process.env.CANNAIQ_DB_PORT || '54320';
  const name = process.env.CANNAIQ_DB_NAME || 'dutchie_menus';
  const user = process.env.CANNAIQ_DB_USER || 'dutchie';
  const pass = process.env.CANNAIQ_DB_PASS || 'dutchie_local_pass';
  return `postgresql://${user}:${pass}@${host}:${port}/${name}`;
}

const pool = new Pool({ connectionString: getConnectionString() });

// ============================================================
// MAIN
// ============================================================

async function main() {
  const dispensaryId = parseInt(process.argv[2], 10);
  const limit = parseInt(process.argv[3], 10) || 5;

  if (!dispensaryId) {
    console.error('Usage: npx tsx src/scripts/test-image-download.ts <dispensaryId> [limit]');
    console.error('Example: npx tsx src/scripts/test-image-download.ts 112 5');
    process.exit(1);
  }

  console.log('');
  console.log('╔════════════════════════════════════════════════════════════╗');
  console.log('║            IMAGE DOWNLOAD TEST                              ║');
  console.log('╚════════════════════════════════════════════════════════════╝');
  console.log('');

  try {
    // Initialize image storage
    console.log('┌─────────────────────────────────────────────────────────────┐');
    console.log('│ STEP 1: Initialize Image Storage                           │');
    console.log('└─────────────────────────────────────────────────────────────┘');
    await initializeImageStorage();
    const statsBefore = await getStorageStats();
    console.log(`  Base path:          ${statsBefore.basePath}`);
    console.log(`  Products before:    ${statsBefore.productCount}`);
    console.log(`  Brands before:      ${statsBefore.brandCount}`);
    console.log('');

    // Get dispensary info
    console.log('┌─────────────────────────────────────────────────────────────┐');
    console.log('│ STEP 2: Load Dispensary Info                               │');
    console.log('└─────────────────────────────────────────────────────────────┘');

    const dispResult = await pool.query(`
      SELECT
        id, name, platform_dispensary_id, menu_url, state, slug
      FROM dispensaries
      WHERE id = $1
    `, [dispensaryId]);

    if (dispResult.rows.length === 0) {
      throw new Error(`Dispensary ${dispensaryId} not found`);
    }

    const disp = dispResult.rows[0];
    console.log(`  Dispensary:         ${disp.name}`);
    console.log(`  State:              ${disp.state}`);
    console.log(`  Slug:               ${disp.slug}`);
    console.log(`  Platform ID:        ${disp.platform_dispensary_id}`);
    console.log('');

    // Delete some existing store_products to force "new" products
    console.log('┌─────────────────────────────────────────────────────────────┐');
    console.log('│ STEP 3: Clear Store Products (to test new product flow)    │');
    console.log('└─────────────────────────────────────────────────────────────┘');

    const deleteResult = await pool.query(`
      DELETE FROM store_products
      WHERE dispensary_id = $1
      RETURNING id
    `, [dispensaryId]);
    console.log(`  Deleted ${deleteResult.rowCount} existing store_products`);
    console.log('');

    // Fetch products from Dutchie
    console.log('┌─────────────────────────────────────────────────────────────┐');
    console.log('│ STEP 4: Fetch Products from Dutchie (limited)              │');
    console.log('└─────────────────────────────────────────────────────────────┘');

    const cNameMatch = disp.menu_url?.match(/\/(?:embedded-menu|dispensary)\/([^/?]+)/);
    const cName = cNameMatch ? cNameMatch[1] : 'dispensary';

    const session = startSession(disp.state || 'AZ', 'America/Phoenix');
    console.log(`  Session ID:         ${session.sessionId}`);
    console.log(`  cName:              ${cName}`);
    console.log(`  Limit:              ${limit} products`);

    const variables = {
      includeEnterpriseSpecials: false,
      productsFilter: {
        dispensaryId: disp.platform_dispensary_id,
        pricingType: 'rec',
        Status: 'Active',
        types: [],
        useCache: true,
        isDefaultSort: true,
        sortBy: 'popularSortIdx',
        sortDirection: 1,
        bypassOnlineThresholds: true,
        isKioskMenu: false,
        removeProductsBelowOptionThresholds: false,
      },
      page: 0,
      perPage: limit, // Only fetch limited products
    };

    const startTime = Date.now();
    const result = await executeGraphQL(
      'FilteredProducts',
      variables,
      GRAPHQL_HASHES.FilteredProducts,
      { cName, maxRetries: 3 }
    );
    const elapsed = Date.now() - startTime;

    endSession();

    const products = result?.data?.filteredProducts?.products || [];
    console.log(`  Fetched:            ${products.length} products in ${elapsed}ms`);

    // Show products with images
    console.log('');
    console.log('  Products with images:');
    for (let i = 0; i < products.length; i++) {
      const p = products[i];
      const hasImage = !!p.Image;
      const brandName = p.brand?.name || 'Unknown';
      console.log(`    ${i + 1}. ${p.name?.slice(0, 40).padEnd(42)} | ${brandName.slice(0, 15).padEnd(17)} | ${hasImage ? '✓ has image' : '✗ no image'}`);
    }
    console.log('');

    // Normalize and hydrate
    console.log('┌─────────────────────────────────────────────────────────────┐');
    console.log('│ STEP 5: Normalize and Hydrate (with image download)        │');
    console.log('└─────────────────────────────────────────────────────────────┘');

    const normalizer = new DutchieNormalizer();
    // Wrap products in expected payload format
    const payload = {
      raw_json: products, // DutchieNormalizer.extractProducts handles arrays
      dispensary_id: dispensaryId,
    };
    const normResult = normalizer.normalize(payload);
    console.log(`  Normalized products: ${normResult.products.length}`);
    console.log(`  Brands found:       ${normResult.brands.length}`);

    const hydrateStart = Date.now();
    const hydrateResult = await hydrateToCanonical(
      pool,
      dispensaryId,
      normResult,
      null, // no crawl run ID for test
      { dryRun: false, downloadImages: true }
    );
    const hydrateElapsed = Date.now() - hydrateStart;

    console.log('');
    console.log(`  Hydration time:     ${hydrateElapsed}ms`);
    console.log(`  Products new:       ${hydrateResult.productsNew}`);
    console.log(`  Products updated:   ${hydrateResult.productsUpdated}`);
    console.log(`  Images downloaded:  ${hydrateResult.imagesDownloaded}`);
    console.log(`  Images skipped:     ${hydrateResult.imagesSkipped}`);
    console.log(`  Images failed:      ${hydrateResult.imagesFailed}`);
    console.log(`  Image bytes:        ${(hydrateResult.imagesBytesTotal / 1024).toFixed(1)} KB`);
    console.log('');

    // Check storage stats
    console.log('┌─────────────────────────────────────────────────────────────┐');
    console.log('│ STEP 6: Verify Storage                                     │');
    console.log('└─────────────────────────────────────────────────────────────┘');

    const statsAfter = await getStorageStats();
    console.log(`  Products after:     ${statsAfter.productCount}`);
    console.log(`  Brands after:       ${statsAfter.brandCount}`);
    console.log(`  Total size:         ${(statsAfter.totalSizeBytes / 1024).toFixed(1)} KB`);
    console.log('');

    // Check database for local_image_path
    console.log('┌─────────────────────────────────────────────────────────────┐');
    console.log('│ STEP 7: Check Database for Local Image Paths               │');
    console.log('└─────────────────────────────────────────────────────────────┘');

    const dbCheck = await pool.query(`
      SELECT
        id, name_raw, local_image_path, images
      FROM store_products
      WHERE dispensary_id = $1
      LIMIT 10
    `, [dispensaryId]);

    for (const row of dbCheck.rows) {
      const hasLocal = !!row.local_image_path;
      const hasImages = !!row.images;
      console.log(`  ${row.id}: ${row.name_raw?.slice(0, 40).padEnd(42)} | local: ${hasLocal ? '✓' : '✗'} | images: ${hasImages ? '✓' : '✗'}`);
      if (row.local_image_path) {
        console.log(`      → ${row.local_image_path}`);
      }
    }
    console.log('');

    // Summary
    console.log('╔════════════════════════════════════════════════════════════╗');
    console.log('║                        SUMMARY                              ║');
    console.log('╠════════════════════════════════════════════════════════════╣');
    console.log(`║  Dispensary:         ${disp.name.slice(0, 37).padEnd(37)} ║`);
    console.log(`║  Products crawled:   ${String(products.length).padEnd(37)} ║`);
    console.log(`║  Images downloaded:  ${String(hydrateResult.imagesDownloaded).padEnd(37)} ║`);
    console.log(`║  Total image bytes:  ${((hydrateResult.imagesBytesTotal / 1024).toFixed(1) + ' KB').padEnd(37)} ║`);
    console.log(`║  Status:             ${'SUCCESS'.padEnd(37)} ║`);
    console.log('╚════════════════════════════════════════════════════════════╝');

  } catch (error: any) {
    console.error('');
    console.error('╔════════════════════════════════════════════════════════════╗');
    console.error('║                        ERROR                                ║');
    console.error('╚════════════════════════════════════════════════════════════╝');
    console.error(`  ${error.message}`);
    if (error.stack) {
      console.error('');
      console.error('Stack trace:');
      console.error(error.stack.split('\n').slice(0, 5).join('\n'));
    }
    process.exit(1);
  } finally {
    await pool.end();
  }
}

main();