"""封面模板 Schema。"""

from datetime import datetime
from typing import Any

from pydantic import BaseModel, Field


class CoverTemplateConfig(BaseModel):
    """封面模板配置。"""

    background_enabled: bool = Field(default=True, description="是否启用背景")
    background_color: str = Field(default="#000000", description="背景颜色")
    portrait_enabled: bool = Field(default=True, description="是否显示人像")
    title_text: str = Field(default="", description="主标题文字")
    subtitle_text: str = Field(default="", description="副标题文字")
    mask_enabled: bool = Field(default=False, description="是否启用蒙版")


class CreateCoverTemplateRequest(BaseModel):
    """创建封面模板请求。"""

    name: str = Field(..., min_length=1, max_length=200, description="模板名称")
    thumbnail_url: str = Field(default="", description="缩略图 URL")
    config: CoverTemplateConfig | None = Field(default=None, description="模板配置")


class UpdateCoverTemplateRequest(BaseModel):
    """更新封面模板请求。"""

    name: str | None = Field(default=None, min_length=1, max_length=200, description="模板名称")
    thumbnail_url: str | None = Field(default=None, description="缩略图 URL")
    config: CoverTemplateConfig | None = Field(default=None, description="模板配置")


class CoverTemplateResponse(BaseModel):
    """封面模板响应。"""

    id: str
    name: str
    thumbnail_url: str
    is_system: bool
    created_at: datetime
    config: dict[str, Any] = Field(default_factory=dict)

    class Config:
        from_attributes = True


class ListCoverTemplatesResponse(BaseModel):
    """封面模板列表响应。"""

    items: list[CoverTemplateResponse]
    total: int = Field(default=0, ge=0)