"""
Template schemas for request/response validation.
Defines Pydantic models for template management and XML validation.
"""
from pydantic import BaseModel, Field
from typing import Optional, List
from datetime import datetime


class TemplateCategory(BaseModel):
    """模板类别"""
    id: str = Field(..., description="类别ID")
    name: str = Field(..., description="类别名称")
    description: str = Field(..., description="类别描述")
    icon: Optional[str] = Field(None, description="类别图标")


class TemplateResponse(BaseModel):
    """模板响应"""
    id: str = Field(..., description="模板ID")
    name: str = Field(..., description="模板名称")
    category: str = Field(..., description="模板类别")
    description: str = Field(..., description="模板描述")
    config: str = Field(..., description="XML 配置")
    preview_image: Optional[str] = Field(None, description="预览图片URL")
    tags: List[str] = Field(default_factory=list, description="标签列表")


class TemplateListResponse(BaseModel):
    """模板列表响应"""
    templates: List[TemplateResponse] = Field(..., description="模板列表")
    total: int = Field(..., description="总数")


class TemplateCategoryListResponse(BaseModel):
    """模板类别列表响应"""
    categories: List[TemplateCategory] = Field(..., description="类别列表")


class ConfigValidationRequest(BaseModel):
    """配置验证请求"""
    config: str = Field(..., min_length=1, description="XML 配置字符串")


class ValidationError(BaseModel):
    """验证错误"""
    line: int = Field(..., description="错误行号")
    column: int = Field(..., description="错误列号")
    message: str = Field(..., description="错误信息")


class ConfigValidationResponse(BaseModel):
    """配置验证响应"""
    valid: bool = Field(..., description="是否有效")
    errors: List[ValidationError] = Field(default_factory=list, description="错误列表")