from pydantic import BaseModel, EmailStr, Field
from typing import Optional, Literal
from datetime import datetime

class MerchantRegister(BaseModel):
    """
    Pydantic model for Merchant registration request payload.
    """
    merchant_name: str = Field(..., description="The name of the Merchant")
    merchant_id: Optional[str] = None #The unique identifier for the Merchant
    country: str = Field(..., description="The country where the Merchant is located")
    city: str = Field(..., description="The city where the Merchant is located")
    area: str = Field(..., description="The area where the Merchant is located")
    email: EmailStr = Field(..., description="The email address of the customer")
    mobile: str = Field(..., description="The 10-digit mobile number of the customer")
    status: Optional[str] = Field("pending-verification", description="The status of the customer account")
    email_ver_code: Optional[str] = None #(..., description="The email verification code")
    mobile_ver_code: Optional[str] = None #(..., description="The mobile verification code")
    created_at: Optional[datetime] = Field(default_factory=datetime.now, description="The timestamp when the customer was created")
    
class LoginOtpRequest(BaseModel):
    identifier: str = Field(..., description="Email or Mobile number")
    
class RefreshTokenRequest(BaseModel):
    identifier: str = Field(..., description="Email or Mobile number")
    refresh_token: str = Field(..., description="Refresh token")
    
class GetOtpRequest(BaseModel):
    identifier: str = Field(..., description="The email or mobile number to retrieve the OTP for")
    type: Literal["register", "login"] = Field(..., description="The type of OTP (register or login)")
    
class MerchantDetailsResponse(BaseModel):
    merchant_id: str
    merchant_name: str
    mobile: str
    email: EmailStr
    country: str