#!/usr/bin/env node

import { readFile } from 'node:fs/promises';
import path from 'node:path';
import {
  assertReadableFile,
  callSpacetimeProcedureAuto,
  ensureProcedureOk,
  parseArgs,
} from './spacetime-migration-common.mjs';

try {
  const options = parseArgs(process.argv.slice(2));
  if (!options.in) {
    throw new Error('必须传入 --in。');
  }

  const inPath = path.resolve(options.in);
  await assertReadableFile(inPath);
  const migrationJson = await readFile(inPath, 'utf8');
  if (!migrationJson.trim()) {
    throw new Error(`迁移文件为空: ${inPath}`);
  }

  const input = {
    migration_json: migrationJson,
    include_tables: options.includeTables,
    replace_existing: options.replaceExisting === true,
    dry_run: options.dryRun === true,
  };
  const result = await callSpacetimeProcedureAuto(
    options,
    'import_database_migration_from_file',
    input,
  );
  ensureProcedureOk(result);

  console.log(
    `[spacetime:migration:import] ${options.dryRun ? 'dry-run 完成' : '导入完成'}: ${inPath}`,
  );
  printTableStats(result.table_stats);
} catch (error) {
  console.error(
    `[spacetime:migration:import] ${error instanceof Error ? error.message : String(error)}`,
  );
  process.exit(1);
}

function printTableStats(tableStats) {
  if (!Array.isArray(tableStats) || tableStats.length === 0) {
    return;
  }

  const rows = tableStats.map((stat) => ({
    table: stat.table_name,
    imported: stat.imported_row_count,
    skipped: stat.skipped_row_count,
  }));
  console.table(rows);
}