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


class LoginIn(BaseModel):
    email: EmailStr
    password: str = Field(min_length=6)


class ProductImageIn(BaseModel):
    url: str = Field(min_length=1)
    alt: str | None = None
    sortOrder: int = 0


class TextBlock(BaseModel):
    type: Literal["text"]
    text: str = Field(min_length=1)


class ImageBlock(BaseModel):
    type: Literal["image"]
    url: str = Field(min_length=1)
    alt: str | None = None


class ProductDetailSectionIn(BaseModel):
    key: str = Field(min_length=1)
    label: str = Field(min_length=1)
    title: str | None = None
    blocks: list[TextBlock | ImageBlock] = []


class ProductCreateIn(BaseModel):
    title: str = Field(min_length=2)
    subtitle: str | None = None
    destinationId: str | None = None
    priceAmount: int | None = Field(default=None, ge=0)
    priceUnit: str | None = None
    tags: list[str] = []
    coverImage: str | None = None
    summary: str | None = None
    images: list[ProductImageIn] | None = None
    detailSections: list[ProductDetailSectionIn] | None = None
    status: Literal["draft", "published", "archived"] = "draft"
    sortWeight: int = 0


class ProductUpdateIn(BaseModel):
    title: str | None = Field(default=None, min_length=2)
    subtitle: str | None = None
    destinationId: str | None = None
    priceAmount: int | None = Field(default=None, ge=0)
    priceUnit: str | None = None
    tags: list[str] | None = None
    coverImage: str | None = None
    summary: str | None = None
    images: list[ProductImageIn] | None = None
    detailSections: list[ProductDetailSectionIn] | None = None
    status: Literal["draft", "published", "archived"] | None = None
    sortWeight: int | None = None


class LeadCreateIn(BaseModel):
    destination: str | None = None
    phone: str = Field(min_length=2, max_length=64)
    travelDate: datetime | None = None
    peopleCount: int | None = Field(default=None, gt=0)
    budgetMin: int | None = Field(default=None, ge=0)
    budgetMax: int | None = Field(default=None, ge=0)
    note: str | None = Field(default=None, max_length=1000)
    sourcePage: str | None = None
    sourceProductId: str | None = None

    @field_validator("phone")
    @classmethod
    def normalize_phone(cls, value: str) -> str:
        return " ".join(value.strip().split())


class LeadStatusIn(BaseModel):
    status: Literal["new", "assigned", "contacted", "planning", "won", "invalid"]


class ProductQuery(BaseModel):
    keyword: str | None = None
    destinationId: str | None = None
    status: str = "published"
    take: int = Field(default=48, ge=1, le=100)


class AdminProductQuery(BaseModel):
    keyword: str | None = None
    status: str | None = None
    take: int = Field(default=100, ge=1, le=200)


class LeadQuery(BaseModel):
    status: str | None = None
    take: int = Field(default=100, ge=1, le=200)


class SiteConfigPatchIn(BaseModel):
    title: str | None = None
    kicker: str | None = None
    name: str | None = None
    label: str | None = None
    alt: str | None = None
    image: str | None = None
    targetType: str | None = None
    targetValue: str | None = None
    isActive: bool | None = None