from pydantic import BaseModel, EmailStr
from typing import Optional, List
from datetime import datetime
from uuid import UUID
from decimal import Decimal

# Auth Schemas
class Token(BaseModel):
    access_token: str
    token_type: str

class TokenData(BaseModel):
    user_id: Optional[UUID] = None

# User Schemas
class UserBase(BaseModel):
    username: str
    email: EmailStr
    name: Optional[str] = None

class UserCreate(UserBase):
    password: str

class UserLogin(BaseModel):
    email: EmailStr
    password: str

class UserUpdate(BaseModel):
    name: Optional[str] = None
    avatar_url: Optional[str] = None
    timezone: Optional[str] = None
    currency: Optional[str] = None

class User(UserBase):
    id: UUID
    balance: Decimal
    role: str
    status: str
    created_at: datetime

    class Config:
        from_attributes = True

# Category Schemas
class CategoryBase(BaseModel):
    name: str
    slug: str
    description: Optional[str] = None
    icon: Optional[str] = None
    sort_order: int = 0
    is_active: bool = True

class Category(CategoryBase):
    id: int

    class Config:
        from_attributes = True

# Service Schemas
class ServiceBase(BaseModel):
    category_id: int
    name: str
    description: Optional[str] = None
    price_per_1000: Decimal
    min_quantity: int
    max_quantity: int
    average_time: Optional[str] = None
    status: str = "active"

class Service(ServiceBase):
    id: int

    class Config:
        from_attributes = True
# Order Schemas
class OrderBase(BaseModel):
    service_id: int
    link: str
    quantity: int

class OrderCreate(OrderBase):
    pass

class Order(OrderBase):
    id: int
    user_id: UUID
    charge: Decimal
    status: str
    start_count: int
    remains: int
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True

# Transaction Schemas
class TransactionBase(BaseModel):
    amount: Decimal
    type: str
    payment_method: str
    note: Optional[str] = None

class TransactionCreate(TransactionBase):
    pass

class Transaction(TransactionBase):
    id: UUID
    user_id: UUID
    status: str
    balance_before: Optional[Decimal] = None
    balance_after: Optional[Decimal] = None
    created_at: datetime

    class Config:
        from_attributes = True

# Ticket Schemas
class TicketBase(BaseModel):
    subject: str
    priority: str = "Normal"
    order_id: Optional[int] = None

class TicketCreate(TicketBase):
    message: str

class Ticket(TicketBase):
    id: int
    user_id: UUID
    status: str
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True

class TicketMessageBase(BaseModel):
    message: str

class TicketMessageCreate(TicketMessageBase):
    pass

class TicketMessage(TicketMessageBase):
    id: int
    ticket_id: int
    user_id: UUID
    is_admin: bool
    created_at: datetime

    class Config:
        from_attributes = True