from datetime import date, datetime

from pydantic import BaseModel, EmailStr, Field


class Message(BaseModel):
    message: str


class SetupStatus(BaseModel):
    needs_setup: bool
    instance: dict | None = None


class SetupCreate(BaseModel):
    name: str = Field(min_length=1, max_length=160)
    email: EmailStr
    password: str = Field(min_length=12, max_length=256)
    language: str
    theme: str
    public_url: str = Field(min_length=1, max_length=500)
    instance_name: str = Field(min_length=1, max_length=160)
    timezone: str = Field(min_length=1, max_length=80)


class LoginRequest(BaseModel):
    email: EmailStr
    password: str = Field(min_length=1, max_length=256)


class UserOut(BaseModel):
    id: str
    email: EmailStr
    name: str
    instance_role: str
    language: str
    theme: str
    timezone: str
    is_active: bool
    onboarding_completed: bool

    model_config = {"from_attributes": True}


class UserCreate(BaseModel):
    email: EmailStr
    name: str = Field(min_length=1, max_length=160)
    role: str = "user"
    send_invite: bool = True


class UserUpdate(BaseModel):
    name: str | None = Field(default=None, min_length=1, max_length=160)
    language: str | None = None
    theme: str | None = None
    timezone: str | None = None
    instance_role: str | None = None
    is_active: bool | None = None
    onboarding_completed: bool | None = None


class InviteAccept(BaseModel):
    token: str
    name: str = Field(min_length=1, max_length=160)
    password: str = Field(min_length=12, max_length=256)
    language: str
    theme: str
    home_name: str | None = Field(default=None, max_length=160)
    join_code: str | None = Field(default=None, max_length=40)


class HomeOut(BaseModel):
    id: str
    name: str
    expiry_warning_days: int
    daily_summary_enabled: bool
    daily_summary_time: str
    role: str | None = None

    model_config = {"from_attributes": True}


class HomeCreate(BaseModel):
    name: str = Field(min_length=1, max_length=160)


class HomeSettingsUpdate(BaseModel):
    name: str | None = Field(default=None, min_length=1, max_length=160)
    expiry_warning_days: int | None = Field(default=None, ge=0, le=60)
    daily_summary_enabled: bool | None = None
    daily_summary_time: str | None = Field(default=None, pattern=r"^\d{2}:\d{2}$")


class JoinCodeOut(BaseModel):
    join_code: str
    expires_at: datetime


class ProductIn(BaseModel):
    name: str = Field(min_length=1, max_length=220)
    barcode: str | None = Field(default=None, max_length=80)
    brand: str | None = Field(default=None, max_length=160)
    category: str = Field(default="Other", max_length=120)
    location: str = Field(default="Pantry", max_length=120)
    quantity: float = Field(default=1, ge=0)
    unit: str = Field(default="pcs", max_length=32)
    expires_at: date | None = None
    min_quantity: float = Field(default=0, ge=0)
    notes: str | None = Field(default=None, max_length=5000)
    image_url: str | None = Field(default=None, max_length=1000)


class ProductOut(ProductIn):
    id: str
    home_id: str
    status: str

    model_config = {"from_attributes": True}


class ShoppingItemIn(BaseModel):
    name: str = Field(min_length=1, max_length=220)
    category: str = Field(default="Other", max_length=120)
    quantity: float = Field(default=1, ge=0)
    unit: str = Field(default="pcs", max_length=32)
    product_id: str | None = None


class ShoppingItemOut(ShoppingItemIn):
    id: str
    home_id: str
    checked: bool

    model_config = {"from_attributes": True}


class MailSettingsIn(BaseModel):
    smtp_host: str | None = Field(default=None, max_length=220)
    smtp_port: int = Field(default=587, ge=1, le=65535)
    smtp_user: str | None = Field(default=None, max_length=220)
    smtp_password: str | None = Field(default=None, max_length=1000)
    use_tls: bool = True
    use_starttls: bool = True
    sender_address: EmailStr | None = None
    sender_name: str = Field(default="NexaPantry", max_length=160)


class MailSettingsOut(BaseModel):
    smtp_host: str | None
    smtp_port: int
    smtp_user: str | None
    has_password: bool
    use_tls: bool
    use_starttls: bool
    sender_address: EmailStr | None
    sender_name: str


class TestMailIn(BaseModel):
    to: EmailStr