from datetime import datetime

from pydantic import BaseModel, Field

from app.models.enums import OrderStatus, TicketStatus, TicketTypeStatus


class PaymentCheckoutPublic(BaseModel):
    provider: str
    key_id: str
    provider_order_id: str
    amount_paise: int
    currency: str
    order_id: int
    expires_at: datetime | None = None
    timeout_minutes: int


class EventTicketTypePublic(BaseModel):
    id: int
    event_id: int
    name: str
    description: str | None
    price_paise: int = Field(ge=0)
    status: TicketTypeStatus
    sort_order: int
    remaining_quantity: int = Field(ge=0)

    model_config = {"from_attributes": True}


class OrderLineCreate(BaseModel):
    ticket_type_id: int = Field(gt=0)
    quantity: int = Field(ge=1, le=20)


class OrderCreate(BaseModel):
    event_id: int = Field(gt=0)
    items: list[OrderLineCreate] = Field(min_length=1, max_length=20)


class OrderItemPublic(BaseModel):
    id: int
    ticket_type_id: int
    quantity: int
    unit_price_paise: int
    line_total_paise: int

    model_config = {"from_attributes": True}


class OrderPublic(BaseModel):
    id: int
    event_id: int
    status: OrderStatus
    total_paise: int
    currency: str
    payment_reference: str | None
    provider_order_id: str | None = None
    provider_payment_id: str | None = None
    expires_at: datetime | None = None
    paid_at: datetime | None = None
    created_at: datetime
    items: list[OrderItemPublic]

    model_config = {"from_attributes": True}


class OrderCheckoutResponse(OrderPublic):
    payment: PaymentCheckoutPublic


class PaymentVerifyRequest(BaseModel):
    provider_order_id: str = Field(min_length=1, max_length=64)
    provider_payment_id: str = Field(min_length=1, max_length=64)
    signature: str = Field(min_length=1, max_length=256)


class TicketPublic(BaseModel):
    id: int
    code: str
    order_id: int
    ticket_type_id: int
    event_id: int
    status: TicketStatus
    created_at: datetime
    ticket_type_name: str | None = None
    event_title: str | None = None

    model_config = {"from_attributes": True}