#!/usr/bin/env python3
"""opening_balances テーブルのデータ確認"""
import psycopg

try:
    conn = psycopg.connect('host=localhost user=postgres password=postgres dbname=accounting')
    cur = conn.cursor()
    
    # opening_balances テーブルの行数確認
    cur.execute("SELECT COUNT(*) FROM opening_balances")
    count = cur.fetchone()[0]
    print(f"【opening_balances テーブル行数】: {count}")
    
    if count == 0:
        print("\n⚠️  opening_balances テーブルは空です")
        print("→ 期首残高データが入力されていません")
    else:
        # 年度別データを確認
        cur.execute("SELECT fiscal_year, COUNT(*) as cnt FROM opening_balances GROUP BY fiscal_year ORDER BY fiscal_year")
        print("\n【年度別件数】")
        for row in cur.fetchall():
            print(f"  {row[0]}年度: {row[1]}件")
        
        # 2025年度のサンプルデータ
        print("\n【2025年度のサンプル（最初の5件）】")
        cur.execute("""
            SELECT account_id, opening_debit, opening_credit 
            FROM opening_balances 
            WHERE fiscal_year = 2025 
            LIMIT 5
        """)
        for row in cur.fetchall():
            print(f"  account_id={row[0]}, debit={row[1]}, credit={row[2]}")
    
    cur.close()
    conn.close()
    
except Exception as e:
    print(f"❌ エラー: {e}")