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


class UserRegister(BaseModel):
    username: str = Field(..., min_length=3, max_length=50)
    email: EmailStr
    password: str = Field(..., min_length=6)


class UserLogin(BaseModel):
    username: str
    password: str


class UserResponse(BaseModel):
    id: int
    username: str
    email: str
    created_at: datetime


class Token(BaseModel):
    access_token: str
    token_type: str = "bearer"
    user: UserResponse


class SectionCreate(BaseModel):
    name: str = Field(..., min_length=1, max_length=100)


class SectionResponse(BaseModel):
    id: int
    name: str
    display_order: int
    apps: list = []


class AppCreate(BaseModel):
    section_id: int
    name: str = Field(..., min_length=1, max_length=100)
    url: str
    icon: Optional[str] = None
    description: Optional[str] = None


class AppUpdate(BaseModel):
    name: Optional[str] = Field(None, min_length=1, max_length=100)
    url: Optional[str] = None
    icon: Optional[str] = None
    description: Optional[str] = None
    section_id: Optional[int] = None


class AppResponse(BaseModel):
    id: int
    section_id: int
    name: str
    url: str
    icon: Optional[str]
    description: Optional[str]
    display_order: int


class AppData(BaseModel):
    name: str
    icon: str
    description: str
    url: str


class AppEntry(BaseModel):
    section: str
    app: AppData
    original_name: str | None = None