"""
管理后台数据模型
"""

from datetime import datetime
from typing import Optional, List, Any, Dict
from pydantic import BaseModel, Field


# ============================================
# 通用模型
# ============================================

class ResponseModel(BaseModel):
    """通用响应模型"""
    code: int = 0
    message: str = "success"
    data: Optional[Any] = None


class PaginationParams(BaseModel):
    """分页参数"""
    page: int = Field(default=1, ge=1)
    page_size: int = Field(default=20, ge=1, le=100)


class PaginatedResponse(BaseModel):
    """分页响应"""
    items: List[Any]
    total: int
    page: int
    page_size: int
    total_pages: int


# ============================================
# 认证相关
# ============================================

class AdminLoginRequest(BaseModel):
    """管理员登录请求"""
    username: str = Field(..., min_length=1, max_length=50)
    password: str = Field(..., min_length=6)


class AdminLoginResponse(BaseModel):
    """管理员登录响应"""
    access_token: str
    token_type: str = "bearer"
    expires_in: int
    admin_user: "AdminUserInfo"


class AdminUserInfo(BaseModel):
    """管理员信息"""
    id: int
    username: str
    email: Optional[str]
    full_name: Optional[str]
    role: str
    last_login_at: Optional[datetime]


class AdminChangePasswordRequest(BaseModel):
    """修改密码请求"""
    old_password: str = Field(..., min_length=6)
    new_password: str = Field(..., min_length=6)


# ============================================
# 租户相关
# ============================================

class TenantBase(BaseModel):
    """租户基础信息"""
    code: str = Field(..., min_length=2, max_length=20, pattern=r'^[a-z0-9_]+$')
    name: str = Field(..., min_length=1, max_length=100)
    display_name: Optional[str] = Field(None, max_length=200)
    domain: str = Field(..., min_length=1, max_length=200)
    logo_url: Optional[str] = None
    favicon_url: Optional[str] = None
    contact_name: Optional[str] = None
    contact_phone: Optional[str] = None
    contact_email: Optional[str] = None
    industry: str = Field(default="medical_beauty")
    remarks: Optional[str] = None


class TenantCreate(TenantBase):
    """创建租户请求"""
    pass


class TenantUpdate(BaseModel):
    """更新租户请求"""
    name: Optional[str] = Field(None, min_length=1, max_length=100)
    display_name: Optional[str] = Field(None, max_length=200)
    domain: Optional[str] = Field(None, min_length=1, max_length=200)
    logo_url: Optional[str] = None
    favicon_url: Optional[str] = None
    contact_name: Optional[str] = None
    contact_phone: Optional[str] = None
    contact_email: Optional[str] = None
    industry: Optional[str] = None
    status: Optional[str] = None
    expire_at: Optional[datetime] = None
    remarks: Optional[str] = None


class TenantResponse(TenantBase):
    """租户响应"""
    id: int
    status: str
    expire_at: Optional[datetime]
    created_at: datetime
    updated_at: datetime
    config_count: int = 0  # 配置项数量

    class Config:
        from_attributes = True


class TenantListResponse(BaseModel):
    """租户列表响应"""
    items: List[TenantResponse]
    total: int
    page: int
    page_size: int


# ============================================
# 配置相关
# ============================================

class ConfigTemplateResponse(BaseModel):
    """配置模板响应"""
    id: int
    config_group: str
    config_key: str
    display_name: str
    description: Optional[str]
    value_type: str
    default_value: Optional[str]
    is_required: bool
    is_secret: bool
    options: Optional[List[str]]
    sort_order: int


class TenantConfigBase(BaseModel):
    """租户配置基础"""
    config_group: str
    config_key: str
    config_value: Optional[str] = None


class TenantConfigCreate(TenantConfigBase):
    """创建租户配置请求"""
    pass


class TenantConfigUpdate(BaseModel):
    """更新租户配置请求"""
    config_value: Optional[str] = None


class TenantConfigResponse(TenantConfigBase):
    """租户配置响应"""
    id: int
    value_type: str
    is_encrypted: bool
    description: Optional[str]
    created_at: Optional[datetime] = None
    updated_at: Optional[datetime] = None
    # 从模板获取的额外信息
    display_name: Optional[str] = None
    is_required: bool = False
    is_secret: bool = False

    class Config:
        from_attributes = True


class TenantConfigGroupResponse(BaseModel):
    """租户配置分组响应"""
    group_name: str
    group_display_name: str
    configs: List[TenantConfigResponse]


class ConfigBatchUpdate(BaseModel):
    """批量更新配置请求"""
    configs: List[TenantConfigCreate]


# ============================================
# 提示词相关
# ============================================

class AIPromptBase(BaseModel):
    """AI提示词基础"""
    code: str = Field(..., min_length=1, max_length=50)
    name: str = Field(..., min_length=1, max_length=100)
    description: Optional[str] = None
    module: str
    system_prompt: str
    user_prompt_template: Optional[str] = None
    variables: Optional[List[str]] = None
    output_schema: Optional[Dict] = None
    model_recommendation: Optional[str] = None
    max_tokens: int = 4096
    temperature: float = 0.7


class AIPromptCreate(AIPromptBase):
    """创建提示词请求"""
    pass


class AIPromptUpdate(BaseModel):
    """更新提示词请求"""
    name: Optional[str] = Field(None, min_length=1, max_length=100)
    description: Optional[str] = None
    system_prompt: Optional[str] = None
    user_prompt_template: Optional[str] = None
    variables: Optional[List[str]] = None
    output_schema: Optional[Dict] = None
    model_recommendation: Optional[str] = None
    max_tokens: Optional[int] = None
    temperature: Optional[float] = None
    is_active: Optional[bool] = None


class AIPromptResponse(AIPromptBase):
    """提示词响应"""
    id: int
    is_system: bool
    is_active: bool
    version: int
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True


class AIPromptVersionResponse(BaseModel):
    """提示词版本响应"""
    id: int
    prompt_id: int
    version: int
    system_prompt: str
    user_prompt_template: Optional[str]
    variables: Optional[List[str]]
    change_summary: Optional[str]
    created_at: datetime

    class Config:
        from_attributes = True


class TenantPromptResponse(BaseModel):
    """租户自定义提示词响应"""
    id: int
    tenant_id: int
    prompt_id: int
    prompt_code: str
    prompt_name: str
    system_prompt: Optional[str]
    user_prompt_template: Optional[str]
    is_active: bool
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True


class TenantPromptUpdate(BaseModel):
    """更新租户自定义提示词"""
    system_prompt: Optional[str] = None
    user_prompt_template: Optional[str] = None
    is_active: Optional[bool] = None


# ============================================
# 功能开关相关
# ============================================

class FeatureSwitchBase(BaseModel):
    """功能开关基础"""
    feature_code: str
    feature_name: str
    feature_group: Optional[str] = None
    is_enabled: bool = True
    config: Optional[Dict] = None
    description: Optional[str] = None


class FeatureSwitchCreate(FeatureSwitchBase):
    """创建功能开关请求"""
    pass


class FeatureSwitchUpdate(BaseModel):
    """更新功能开关请求"""
    is_enabled: Optional[bool] = None
    config: Optional[Dict] = None


class FeatureSwitchResponse(FeatureSwitchBase):
    """功能开关响应"""
    id: int
    tenant_id: Optional[int]
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True


class FeatureSwitchGroupResponse(BaseModel):
    """功能开关分组响应"""
    group_name: str
    group_display_name: str
    features: List[FeatureSwitchResponse]


# ============================================
# 操作日志相关
# ============================================

class OperationLogResponse(BaseModel):
    """操作日志响应"""
    id: int
    admin_username: Optional[str]
    tenant_code: Optional[str]
    operation_type: str
    resource_type: str
    resource_name: Optional[str]
    old_value: Optional[Dict]
    new_value: Optional[Dict]
    ip_address: Optional[str]
    created_at: datetime

    class Config:
        from_attributes = True


# 更新前向引用
AdminLoginResponse.model_rebuild()