#!/usr/bin/env tsx
/**
 * Import Catholic churches from GCatholic.org
 *
 * GCatholic is a comprehensive Catholic directory organized by diocese.
 * Each church page includes a Google Plus Code (→ lat/lng), address, phone, website, etc.
 * This script discovers churches via country → diocese → church page navigation.
 *
 * Usage:
 *   npx tsx scripts/import-gcatholic.ts --country CN
 *   npx tsx scripts/import-gcatholic.ts --country CN --dry-run
 *   npx tsx scripts/import-gcatholic.ts --diocese peki0
 *   npx tsx scripts/import-gcatholic.ts --all
 *   npx tsx scripts/import-gcatholic.ts --all --limit 100
 *   npx tsx scripts/import-gcatholic.ts --all --resume-from PL
 */

// Load .env for database connection (before importing anything that uses process.env)
import dotenv from 'dotenv';
import path from 'path';

dotenv.config({ path: path.resolve(process.cwd(), '.env.local') });
dotenv.config({ path: path.resolve(process.cwd(), '.env') });

// Create a fresh Prisma client for this script (don't use cached pool from lib/db)
import { Pool } from 'pg';
import { PrismaPg } from '@prisma/adapter-pg';
import { PrismaClient } from '@prisma/client';

const dbUrl = process.env.DATABASE_URL || 'postgresql://postgres:postgres@localhost:5432/nearestmass';
console.log(`Connecting to database: ${dbUrl.replace(/:[^:@]+@/, ':***@')}`);
const pool = new Pool({
  connectionString: dbUrl,
  ssl: dbUrl.includes('neon') ? { rejectUnauthorized: false } : undefined,
});
const adapter = new PrismaPg(pool);
const prisma = new PrismaClient({ adapter });

import { findDuplicateChurch } from '../src/lib/church-matcher';
import type { ExistingChurch } from '../src/lib/church-matcher';

// Plus Code decoder
// eslint-disable-next-line @typescript-eslint/no-require-imports
const { OpenLocationCode } = require('open-location-code');
const olc = new OpenLocationCode();

// ─── Constants ───────────────────────────────────────────────────────────────

const BASE_URL = 'https://www.gcatholic.org';
const USER_AGENT = 'NearestMass-Importer/1.0 (parish data aggregator; contact: privacy@nearestmass.com)';
const DEFAULT_DELAY_MS = 1500;

// ─── Types ───────────────────────────────────────────────────────────────────

interface GCatholicChurch {
  gcatholicId: string;
  name: string;
  localName?: string;
  lat: number;
  lng: number;
  address?: string;
  city?: string;
  state?: string;
  country?: string;
  phone?: string;
  website?: string;
  diocese?: string;
  churchType?: string;
  plusCode: string;
  sourceUrl: string;
}

interface ImportStats {
  churchesFound: number;
  newChurchesCreated: number;
  existingChurchesMerged: number;
  skipped: number;
  errors: number;
  errorDetails: string[];
}

interface CLIArgs {
  country?: string;
  all: boolean;
  diocese?: string;
  dryRun: boolean;
  limit?: number;
  delay: number;
  resumeFrom?: string;
}

// ─── HTTP Fetching ───────────────────────────────────────────────────────────

let requestCount = 0;

async function fetchPage(url: string, delayMs: number): Promise<string | null> {
  // Rate limit
  if (requestCount > 0) {
    await new Promise((resolve) => setTimeout(resolve, delayMs));
  }
  requestCount++;

  try {
    const response = await fetch(url, {
      headers: {
        'User-Agent': USER_AGENT,
        'Accept': 'text/html,application/xhtml+xml',
        'Accept-Language': 'en-US,en;q=0.9',
      },
    });

    if (!response.ok) {
      if (response.status === 404) {
        return null; // Expected for some pages
      }
      console.error(`  HTTP ${response.status} for ${url}`);
      return null;
    }

    return await response.text();
  } catch (error) {
    console.error(`  Fetch error for ${url}: ${error instanceof Error ? error.message : error}`);
    return null;
  }
}

// ─── HTML Parsing ────────────────────────────────────────────────────────────

/**
 * Extract all country codes from the GCatholic countries page.
 * Links follow pattern: country/{ISO2}
 */
async function discoverCountries(delayMs: number): Promise<string[]> {
  console.log('Discovering countries from GCatholic...');
  const html = await fetchPage(`${BASE_URL}/dioceses/`, delayMs);
  if (!html) {
    console.error('Failed to fetch countries page');
    return [];
  }

  const countryCodes = new Set<string>();
  // Match links like: href="country/CN" or href="/dioceses/country/CN"
  const regex = /href="(?:\.\.\/|\/dioceses\/)?country\/([A-Z]{2})(?:\.htm)?"/g;
  let match;
  while ((match = regex.exec(html)) !== null) {
    countryCodes.add(match[1]);
  }

  const codes = Array.from(countryCodes).sort();
  console.log(`Found ${codes.length} countries`);
  return codes;
}

/**
 * Extract diocese codes from a country page.
 * Links follow pattern: ../diocese/{code} or diocese/{code}
 */
async function discoverDioceses(countryCode: string, delayMs: number): Promise<{ code: string; name: string }[]> {
  const html = await fetchPage(`${BASE_URL}/dioceses/country/${countryCode}.htm`, delayMs);
  if (!html) {
    return [];
  }

  const dioceses: { code: string; name: string }[] = [];
  const seen = new Set<string>();

  // Match links like: href="../diocese/peki0" or href="../../dioceses/diocese/peki0"
  // The text after the link is the diocese name
  const regex = /href="(?:\.\.\/)?(?:\.\.\/dioceses\/)?diocese\/([a-z0-9]+)(?:\.htm)?"[^>]*>([^<]+)</g;
  let match;
  while ((match = regex.exec(html)) !== null) {
    const code = match[1];
    const name = match[2].trim();
    if (!seen.has(code)) {
      seen.add(code);
      dioceses.push({ code, name });
    }
  }

  return dioceses;
}

/**
 * Extract church page links from a diocese page.
 * Church links follow pattern: ../../churches/{region}/{id}
 */
async function discoverChurchLinks(dioceseCode: string, delayMs: number): Promise<string[]> {
  const html = await fetchPage(`${BASE_URL}/dioceses/diocese/${dioceseCode}.htm`, delayMs);
  if (!html) {
    return [];
  }

  const churchUrls = new Set<string>();

  // Match church links like: href="../../churches/china/46492" or href="../../churches/asia/1893"
  const regex = /href="(?:\.\.\/)*churches\/([a-z0-9-]+\/\d+)(?:\.htm)?"/g;
  let match;
  while ((match = regex.exec(html)) !== null) {
    const churchPath = match[1];
    churchUrls.add(`${BASE_URL}/churches/${churchPath}.htm`);
  }

  return Array.from(churchUrls);
}

/**
 * Parse a single church page and extract structured data.
 */
function parseChurchPage(html: string, url: string, countryCode?: string): GCatholicChurch | null {
  // Extract church name from <h1>
  const h1Match = html.match(/<h1>([^<]+)<\/h1>/);
  if (!h1Match) return null;
  const name = h1Match[1].trim();

  // Extract local name from <h2>
  const h2Match = html.match(/<h2>([^<]+)<\/h2>/);
  const localName = h2Match ? h2Match[1].trim() : undefined;

  // Extract Plus Code - it's in a link with onclick containing google maps
  // Pattern: onclick="window.open('https://www.google.com/maps/search/?api=1&query=PLUSCODE','_blank')"
  // The Plus Code text is like: >8PFRW9FF+C2<
  let plusCode: string | null = null;

  // Try the onclick pattern first
  const plusCodeOnclickMatch = html.match(/onclick="window\.open\('https:\/\/www\.google\.com\/maps\/search\/\?api=1&(?:amp;)?query=([^']+)'/);
  if (plusCodeOnclickMatch) {
    plusCode = decodeURIComponent(plusCodeOnclickMatch[1]);
  }

  // Fallback: look for Plus Code pattern in text (format: XXXX+XX or longer)
  if (!plusCode) {
    const plusCodeTextMatch = html.match(/title="Plus Code">([A-Z0-9+]+)<\/a>/);
    if (plusCodeTextMatch) {
      plusCode = plusCodeTextMatch[1];
    }
  }

  // Another fallback: look for the code near "Location:" label
  if (!plusCode) {
    const locationMatch = html.match(/Location:.*?>([2-9A-HJ-NP-Z][2-9A-HJ-NP-Z0-9]{3,7}\+[2-9A-HJ-NP-Z0-9]{2,3})</);
    if (locationMatch) {
      plusCode = locationMatch[1];
    }
  }

  if (!plusCode) {
    return null; // Can't geolocate without Plus Code
  }

  // Decode Plus Code to lat/lng
  let lat: number, lng: number;
  try {
    const decoded = olc.decode(plusCode);
    lat = decoded.latitudeCenter;
    lng = decoded.longitudeCenter;
  } catch {
    return null; // Invalid Plus Code
  }

  // Extract GCatholic ID from URL
  const idMatch = url.match(/\/(\d+)(?:\.htm)?$/);
  const gcatholicId = idMatch ? idMatch[1] : '';

  // Extract labeled fields using the consistent <span class="label"> pattern
  const getField = (label: string): string | undefined => {
    // Pattern: <span class="label">Label: </span>TEXT or <a>TEXT</a>
    const escaped = label.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
    const regex = new RegExp(`<span class="label">${escaped}:?\\s*</span>\\s*(.+?)(?:</p>|<br)`, 's');
    const match = html.match(regex);
    if (!match) return undefined;
    // Strip HTML tags to get plain text
    return match[1].replace(/<[^>]+>/g, '').trim() || undefined;
  };

  // Extract address
  const address = getField('Address');

  // Extract phone
  const phone = getField('Telephone');

  // Extract website URL (it's in an <a> tag)
  let website: string | undefined;
  const websiteMatch = html.match(/<span class="label">Website:?\s*<\/span>\s*<a\s+href="([^"]+)"/);
  if (websiteMatch) {
    website = websiteMatch[1];
    // Ensure it's an external URL
    if (website && !website.startsWith('http')) {
      website = undefined;
    }
  }

  // Extract diocese name
  const diocese = getField('Jurisdiction');

  // Extract church type
  let churchType: string | undefined;
  const typeMatch = html.match(/<span class="label">Type:?\s*<\/span>.*?class="ch[a-z]">([^<]+)/);
  if (typeMatch) {
    churchType = typeMatch[1].trim();
  }

  // Extract country from page
  let country = countryCode;
  if (!country) {
    const countryMatch = html.match(/href="[^"]*country\/([A-Z]{2})(?:\.htm)?"/);
    if (countryMatch) {
      country = countryMatch[1];
    }
  }

  // Extract city from <h3> tag: "City, Region, Country"
  let city: string | undefined;
  let state: string | undefined;
  const h3Match = html.match(/<h3>([^<]+?)(?:,\s*<span class="zregion">([^<]+)<\/span>)?(?:,\s*<a[^>]*class="zcountry"[^>]*>[^<]+<\/a>)?\s*<\/h3>/);
  if (h3Match) {
    city = h3Match[1].trim();
    state = h3Match[2]?.trim();
    // Clean up: remove country code suffix if present (e.g., "Beijing 北京")
    // Keep as-is since it may contain local language characters
  }

  return {
    gcatholicId,
    name,
    localName,
    lat,
    lng,
    address,
    city,
    state,
    country,
    phone,
    website,
    diocese,
    churchType,
    plusCode,
    sourceUrl: url,
  };
}

// ─── CLI Argument Parsing ────────────────────────────────────────────────────

function parseArgs(): CLIArgs {
  const args = process.argv.slice(2);
  const result: CLIArgs = {
    all: false,
    dryRun: false,
    delay: DEFAULT_DELAY_MS,
  };

  for (let i = 0; i < args.length; i++) {
    switch (args[i]) {
      case '--country':
        result.country = args[++i]?.toUpperCase();
        break;
      case '--all':
        result.all = true;
        break;
      case '--diocese':
        result.diocese = args[++i];
        break;
      case '--dry-run':
        result.dryRun = true;
        break;
      case '--limit':
        result.limit = parseInt(args[++i], 10);
        break;
      case '--delay':
        result.delay = parseInt(args[++i], 10);
        break;
      case '--resume-from':
        result.resumeFrom = args[++i]?.toUpperCase();
        break;
    }
  }

  return result;
}

// ─── Database Operations ─────────────────────────────────────────────────────

async function loadExistingChurches(): Promise<ExistingChurch[]> {
  console.log('Loading existing churches for deduplication...');
  const churches = await prisma.church.findMany({
    select: {
      id: true,
      name: true,
      latitude: true,
      longitude: true,
      osmId: true,
      baiduId: true,
      masstimesId: true,
      orarimesseId: true,
      massSchedulesPhId: true,
      philmassId: true,
      horariosMisasId: true,
      mszeInfoId: true,
      weekdayMassesId: true,
      messesInfoId: true,
      bohosluzbyId: true,
      miserendId: true,
      kerknetId: true,
      gottesdienstzeitenId: true,
      source: true,
      website: true,
      phone: true,
      address: true,
    },
  });
  console.log(`Loaded ${churches.length} existing churches`);
  return churches;
}

async function importChurch(
  church: GCatholicChurch,
  existingChurches: ExistingChurch[],
  dryRun: boolean,
  stats: ImportStats,
): Promise<void> {
  // Build a candidate compatible with findDuplicateChurch (expects OSMChurch shape)
  const candidate = {
    osmId: `gcatholic-${church.gcatholicId}`,
    name: church.name,
    lat: church.lat,
    lng: church.lng,
    address: church.address,
    city: church.city,
    state: church.state,
    country: church.country,
    phone: church.phone,
    website: church.website,
    diocese: church.diocese,
  };

  const duplicate = findDuplicateChurch(candidate, existingChurches);

  if (dryRun) {
    if (duplicate) {
      console.log(`  [MERGE] ${church.name} → existing: ${duplicate.name} (${duplicate.id})`);
      stats.existingChurchesMerged++;
    } else {
      console.log(`  [NEW]   ${church.name} (${church.lat.toFixed(4)}, ${church.lng.toFixed(4)})`);
      stats.newChurchesCreated++;
    }
    return;
  }

  if (duplicate) {
    // Merge: fill in missing fields only
    const updateData: Record<string, unknown> = {};

    if (!duplicate.phone && church.phone) updateData.phone = church.phone;
    if (!duplicate.website && church.website) {
      updateData.website = church.website;
      updateData.hasWebsite = true;
    }
    if (!duplicate.address && church.address) updateData.address = church.address;

    // Always set diocese if missing (GCatholic is great for this)
    // We need to check diocese on the actual DB record
    const dbRecord = await prisma.church.findUnique({
      where: { id: duplicate.id },
      select: { diocese: true },
    });
    if (dbRecord && !dbRecord.diocese && church.diocese) {
      updateData.diocese = church.diocese;
    }

    if (Object.keys(updateData).length > 0) {
      await prisma.church.update({
        where: { id: duplicate.id },
        data: updateData,
      });
      stats.existingChurchesMerged++;
    } else {
      stats.skipped++;
    }
  } else {
    // Create new church
    const newChurch = await prisma.church.create({
      data: {
        name: church.name,
        latitude: church.lat,
        longitude: church.lng,
        address: church.address,
        city: church.city,
        state: church.state,
        country: church.country,
        phone: church.phone,
        website: church.website,
        hasWebsite: !!church.website,
        source: 'gcatholic',
        diocese: church.diocese,
      },
    });
    stats.newChurchesCreated++;

    // Add to existing list for future dedup within this run
    existingChurches.push({
      id: newChurch.id,
      name: church.name,
      latitude: church.lat,
      longitude: church.lng,
      osmId: null,
      baiduId: null,
      masstimesId: null,
      orarimesseId: null,
      massSchedulesPhId: null,
      philmassId: null,
      horariosMisasId: null,
      mszeInfoId: null,
      weekdayMassesId: null,
      messesInfoId: null,
      bohosluzbyId: null,
      miserendId: null,
      kerknetId: null,
      gottesdienstzeitenId: null,
      source: 'gcatholic',
      website: church.website || null,
      phone: church.phone || null,
      address: church.address || null,
    });
  }
}

// ─── Import Logic ────────────────────────────────────────────────────────────

async function importDiocese(
  dioceseCode: string,
  dioceseName: string,
  countryCode: string | undefined,
  existingChurches: ExistingChurch[],
  args: CLIArgs,
  stats: ImportStats,
  globalLimit?: { remaining: number },
): Promise<void> {
  const churchUrls = await discoverChurchLinks(dioceseCode, args.delay);

  if (churchUrls.length === 0) {
    return;
  }

  console.log(`  Diocese ${dioceseName} (${dioceseCode}): ${churchUrls.length} church pages found`);

  let dioceseNew = 0;
  let dioceseMerged = 0;
  let dioceseSkipped = 0;
  let dioceseErrors = 0;

  for (const url of churchUrls) {
    // Check global limit
    if (globalLimit && globalLimit.remaining <= 0) {
      console.log(`  Limit reached, stopping`);
      return;
    }

    try {
      const html = await fetchPage(url, args.delay);
      if (!html) {
        stats.errors++;
        dioceseErrors++;
        stats.errorDetails.push(`Failed to fetch: ${url}`);
        continue;
      }

      const church = parseChurchPage(html, url, countryCode);
      if (!church) {
        stats.skipped++;
        dioceseSkipped++;
        continue;
      }

      stats.churchesFound++;

      const prevNew = stats.newChurchesCreated;
      const prevMerged = stats.existingChurchesMerged;

      await importChurch(church, existingChurches, args.dryRun, stats);

      if (stats.newChurchesCreated > prevNew) dioceseNew++;
      if (stats.existingChurchesMerged > prevMerged) dioceseMerged++;

      if (globalLimit) globalLimit.remaining--;

    } catch (error) {
      stats.errors++;
      dioceseErrors++;
      const msg = error instanceof Error ? error.message : String(error);
      stats.errorDetails.push(`${url}: ${msg}`);
      console.error(`  Error processing ${url}: ${msg}`);
    }
  }

  if (churchUrls.length > 0) {
    const parts = [`${dioceseNew} new`, `${dioceseMerged} merged`];
    if (dioceseSkipped > 0) parts.push(`${dioceseSkipped} skipped`);
    if (dioceseErrors > 0) parts.push(`${dioceseErrors} errors`);
    console.log(`  → ${parts.join(', ')}`);
  }
}

async function importCountry(
  countryCode: string,
  existingChurches: ExistingChurch[],
  args: CLIArgs,
  globalLimit?: { remaining: number },
): Promise<ImportStats> {
  const stats: ImportStats = {
    churchesFound: 0,
    newChurchesCreated: 0,
    existingChurchesMerged: 0,
    skipped: 0,
    errors: 0,
    errorDetails: [],
  };

  console.log(`\n${'='.repeat(60)}`);
  console.log(`Importing from GCatholic: ${countryCode}`);
  console.log(`${'='.repeat(60)}`);

  // Discover dioceses
  const dioceses = await discoverDioceses(countryCode, args.delay);
  if (dioceses.length === 0) {
    console.log(`No dioceses found for ${countryCode}`);
    return stats;
  }
  console.log(`Found ${dioceses.length} dioceses in ${countryCode}`);

  // Process each diocese
  for (const diocese of dioceses) {
    if (globalLimit && globalLimit.remaining <= 0) break;

    await importDiocese(
      diocese.code,
      diocese.name,
      countryCode,
      existingChurches,
      args,
      stats,
      globalLimit,
    );
  }

  return stats;
}

// ─── Summary Printing ────────────────────────────────────────────────────────

function printSummary(label: string, stats: ImportStats, dryRun: boolean): void {
  console.log(`\n${'─'.repeat(60)}`);
  console.log(`Summary: ${label} ${dryRun ? '(DRY RUN)' : ''}`);
  console.log(`${'─'.repeat(60)}`);
  console.log(`Churches found on GCatholic:  ${stats.churchesFound}`);
  console.log(`New churches created:         ${stats.newChurchesCreated}`);
  console.log(`Merged with existing:         ${stats.existingChurchesMerged}`);
  console.log(`Skipped (no data/dup):        ${stats.skipped}`);
  if (stats.errors > 0) {
    console.log(`Errors:                       ${stats.errors}`);
  }
  console.log(`${'─'.repeat(60)}`);
}

// ─── Job Tracking ────────────────────────────────────────────────────────────

async function createOrResumeJob(args: string[]): Promise<string | null> {
  const jobIdIndex = args.indexOf('--job-id');
  if (jobIdIndex !== -1) {
    const jobId = args[jobIdIndex + 1];
    await prisma.backgroundJob.update({
      where: { id: jobId },
      data: { status: 'running', startedAt: new Date() },
    });
    return jobId;
  }
  return null;
}

async function completeJob(jobId: string | null, error?: string): Promise<void> {
  if (!jobId) return;
  try {
    await prisma.backgroundJob.update({
      where: { id: jobId },
      data: {
        status: error ? 'failed' : 'completed',
        error: error || null,
        completedAt: new Date(),
      },
    });
  } catch (err) {
    console.error(`Failed to update job ${jobId}:`, err);
  }
}

// ─── Main ────────────────────────────────────────────────────────────────────

async function main() {
  const args = parseArgs();
  const jobId = await createOrResumeJob(process.argv.slice(2));

  if (!args.country && !args.all && !args.diocese) {
    console.error('Error: Must specify --country <ISO2>, --diocese <code>, or --all');
    console.error('Usage:');
    console.error('  npx tsx scripts/import-gcatholic.ts --country CN');
    console.error('  npx tsx scripts/import-gcatholic.ts --country CN --dry-run');
    console.error('  npx tsx scripts/import-gcatholic.ts --diocese peki0');
    console.error('  npx tsx scripts/import-gcatholic.ts --all');
    console.error('  npx tsx scripts/import-gcatholic.ts --all --limit 500');
    console.error('  npx tsx scripts/import-gcatholic.ts --all --resume-from PL');
    process.exit(1);
  }

  if (args.dryRun) {
    console.log('\n*** DRY RUN MODE — no changes will be written to database ***\n');
  }

  console.log(`Delay between requests: ${args.delay}ms`);
  if (args.limit) console.log(`Limit: ${args.limit} churches`);

  try {
    const existingChurches = await loadExistingChurches();
    const globalLimit = args.limit ? { remaining: args.limit } : undefined;

    if (args.diocese) {
      // Single diocese mode
      const stats: ImportStats = {
        churchesFound: 0,
        newChurchesCreated: 0,
        existingChurchesMerged: 0,
        skipped: 0,
        errors: 0,
        errorDetails: [],
      };

      await importDiocese(args.diocese, args.diocese, args.country, existingChurches, args, stats, globalLimit);
      printSummary(`Diocese ${args.diocese}`, stats, args.dryRun);

    } else if (args.country) {
      // Single country mode
      const stats = await importCountry(args.country, existingChurches, args, globalLimit);
      printSummary(args.country, stats, args.dryRun);

    } else if (args.all) {
      // All countries mode — discover from GCatholic
      let countries = await discoverCountries(args.delay);

      if (countries.length === 0) {
        console.error('Failed to discover countries');
        process.exit(1);
      }

      // Handle --resume-from
      if (args.resumeFrom) {
        const idx = countries.indexOf(args.resumeFrom);
        if (idx === -1) {
          console.error(`Country ${args.resumeFrom} not found in GCatholic listing`);
          process.exit(1);
        }
        console.log(`Resuming from ${args.resumeFrom} (skipping ${idx} countries)\n`);
        countries = countries.slice(idx);
      }

      console.log(`Will process ${countries.length} countries\n`);

      const totalStats: ImportStats = {
        churchesFound: 0,
        newChurchesCreated: 0,
        existingChurchesMerged: 0,
        skipped: 0,
        errors: 0,
        errorDetails: [],
      };

      let countriesProcessed = 0;

      for (const countryCode of countries) {
        if (globalLimit && globalLimit.remaining <= 0) {
          console.log(`\nGlobal limit reached, stopping.`);
          break;
        }

        const stats = await importCountry(countryCode, existingChurches, args, globalLimit);
        printSummary(countryCode, stats, args.dryRun);

        // Aggregate
        totalStats.churchesFound += stats.churchesFound;
        totalStats.newChurchesCreated += stats.newChurchesCreated;
        totalStats.existingChurchesMerged += stats.existingChurchesMerged;
        totalStats.skipped += stats.skipped;
        totalStats.errors += stats.errors;
        totalStats.errorDetails.push(...stats.errorDetails);
        countriesProcessed++;

        // Small extra delay between countries
        await new Promise((resolve) => setTimeout(resolve, 2000));
      }

      // Overall summary
      console.log(`\n${'='.repeat(60)}`);
      console.log(`OVERALL SUMMARY ${args.dryRun ? '(DRY RUN)' : ''}`);
      console.log(`${'='.repeat(60)}`);
      console.log(`Countries processed:          ${countriesProcessed}`);
      console.log(`Total churches found:         ${totalStats.churchesFound}`);
      console.log(`Total new churches created:   ${totalStats.newChurchesCreated}`);
      console.log(`Total merged with existing:   ${totalStats.existingChurchesMerged}`);
      console.log(`Total skipped:                ${totalStats.skipped}`);
      if (totalStats.errors > 0) {
        console.log(`Total errors:                 ${totalStats.errors}`);
      }
      console.log(`Total HTTP requests made:     ${requestCount}`);
      console.log(`${'='.repeat(60)}\n`);

      if (totalStats.errorDetails.length > 0 && totalStats.errorDetails.length <= 50) {
        console.log('\nError details:');
        totalStats.errorDetails.forEach((e) => console.log(`  - ${e}`));
      } else if (totalStats.errorDetails.length > 50) {
        console.log(`\nFirst 50 errors (of ${totalStats.errorDetails.length}):`);
        totalStats.errorDetails.slice(0, 50).forEach((e) => console.log(`  - ${e}`));
      }
    }

    await completeJob(jobId);
  } catch (error) {
    console.error('Fatal error:', error);
    await completeJob(jobId, String(error));
    process.exit(1);
  } finally {
    await prisma.$disconnect();
    await pool.end();
  }
}

main();