from dataclasses import dataclass
from datetime import datetime
from pypos.core.base_model import BaseModel
from pypos.modules.penjualan.models.voucher_model import VoucherModel

# upgraded: inherit base class
@dataclass
class InfoTransaksi(BaseModel):
    tanggal: str
    jenis_item: int
    total_qty: int
    total_belanja: float
@dataclass
class PaymentResult(BaseModel):
    metode: str
    jumlah_dibayar: float
    total_harus_dibayar: float = 0.0
    kembalian: float = 0.0
    diskon_rp: float = 0.0
    diskon_member_persen: float = 0.0
    total_dibayar: float = 0.0
    kembali: float = 0.0
    jumlah_bayar: float = 0.0
    settlement_id: str = ""
    bank_id: int = 0
    bank_nama: str = ""
    bank: str = ""
    kartu: str = ""
    no_kartu: str = ""
    approval_code: str = ""
    edc: str = ""
    jenis_edc: str = ""
    jenis_kartu: str = ""
    voucher_code: str = ""
    voucher_amount: float = 0.0

class PembayaranModel(BaseModel):
    def __init__(self):
        super().__init__()
        self.metode = "tunai"
        self.info_transaksi = InfoTransaksi(
            tanggal=datetime.now().strftime("%Y-%m-%d"),
            jenis_item=0,
            total_qty=0,
            total_belanja=0
        )
        self.voucher_model = VoucherModel()

    def cek_voucher_valid(self, kode):
        voucher = self.voucher_model.get_voucher(kode)
        if not voucher:
            return None
        if str(voucher.get("status", "")).lower() != "aktif":
            return None
        saldo = float(voucher.get("saldo") or 0)
        if saldo <= 0:
            return None
        return {"saldo": saldo}