"""
DB에 저장된 시간별 데이터의 current_kw 값 확인
"""

import sys
import os
from datetime import datetime
from dotenv import load_dotenv

load_dotenv()

if sys.platform.startswith('win'):
    sys.stdout.reconfigure(encoding='utf-8')
    sys.stderr.reconfigure(encoding='utf-8')

current_dir = os.path.dirname(os.path.abspath(__file__))
sys.path.append(current_dir)

from database import get_supabase_client

def check_current_kw(plant_id, plant_name, date_str):
    """특정 날짜의 시간별 데이터 current_kw 값 확인"""
    
    print(f"\n{'='*70}")
    print(f"🔍 [{plant_name}] {date_str} 시간별 데이터 확인")
    print(f"{'='*70}")
    
    client = get_supabase_client()
    if not client:
        return
    
    # 해당 날짜의 시간별 데이터 조회
    result = client.table("solar_logs") \
        .select("created_at, current_kw, today_kwh") \
        .eq("plant_id", plant_id) \
        .gte("created_at", f"{date_str}T00:00:00+09:00") \
        .lt("created_at", f"{date_str}T23:59:59+09:00") \
        .order("created_at", desc=False) \
        .limit(30) \
        .execute()
    
    if not result.data:
        print("   ❌ 데이터 없음")
        return
    
    print(f"   총 {len(result.data)}건 (최대 30건만 표시)\n")
    print(f"   {'시간':<20} | {'current_kw':>12} | {'today_kwh':>12}")
    print(f"   {'-'*20}+{'-'*14}+{'-'*14}")
    
    current_kw_zero_count = 0
    current_kw_nonzero_count = 0
    
    for record in result.data:
        created_at = record['created_at']
        current_kw = record.get('current_kw', 0) or 0
        today_kwh = record.get('today_kwh', 0) or 0
        
        if current_kw == 0:
            current_kw_zero_count += 1
        else:
            current_kw_nonzero_count += 1
        
        print(f"   {created_at:<20} | {current_kw:>12.2f} | {today_kwh:>12.2f}")
    
    print(f"\n   📊 통계:")
    print(f"      current_kw = 0: {current_kw_zero_count}건")
    print(f"      current_kw ≠ 0: {current_kw_nonzero_count}건")
    
    if current_kw_zero_count == len(result.data):
        print(f"\n   ⚠️ 모든 current_kw 값이 0입니다!")
        print(f"   ⚠️ 과거 데이터는 current_kw 대신 today_kwh(시간별 발전량)가 저장됩니다.")
        print(f"   ⚠️ 차트는 today_kwh를 사용해야 합니다.")

def main():
    plants = [
        ('kremc-05', '5호기'),
        ('nrems-09', '9호기')
    ]
    
    dates = ['2026-02-25', '2026-02-01']
    
    for plant_id, plant_name in plants:
        for date_str in dates:
            check_current_kw(plant_id, plant_name, date_str)
    
    print(f"\n{'='*70}\n")

if __name__ == "__main__":
    main()