from datetime import datetime
from typing import Optional
from pydantic import BaseModel


# --- Auth ---
class UserOut(BaseModel):
    id: int
    username: str
    email: str
    is_active: bool

    model_config = {"from_attributes": True}


# --- Config ---
class ConfigCreate(BaseModel):
    name: str
    description: str = ""
    is_active: bool = True


class ConfigUpdate(BaseModel):
    name: Optional[str] = None
    description: Optional[str] = None
    is_active: Optional[bool] = None


class ConfigOut(BaseModel):
    id: int
    name: str
    description: str
    is_active: bool
    created_at: datetime
    updated_at: datetime
    owner_id: int

    model_config = {"from_attributes": True}


# --- Zone ---
class ZoneCreate(BaseModel):
    name: str
    type: str
    options: str = ""


class ZoneUpdate(BaseModel):
    name: Optional[str] = None
    type: Optional[str] = None
    options: Optional[str] = None


class ZoneOut(BaseModel):
    id: int
    config_id: int
    name: str
    type: str
    options: str

    model_config = {"from_attributes": True}


# --- Interface ---
class InterfaceCreate(BaseModel):
    name: str
    zone_id: int
    options: str = ""


class InterfaceUpdate(BaseModel):
    name: Optional[str] = None
    zone_id: Optional[int] = None
    options: Optional[str] = None


class InterfaceOut(BaseModel):
    id: int
    config_id: int
    name: str
    zone_id: int
    options: str

    model_config = {"from_attributes": True}


# --- Policy ---
class PolicyCreate(BaseModel):
    src_zone_id: int
    dst_zone_id: int
    policy: str
    log_level: str = ""
    comment: str = ""
    position: int = 0


class PolicyUpdate(BaseModel):
    src_zone_id: Optional[int] = None
    dst_zone_id: Optional[int] = None
    policy: Optional[str] = None
    log_level: Optional[str] = None
    comment: Optional[str] = None
    position: Optional[int] = None


class PolicyOut(BaseModel):
    id: int
    config_id: int
    src_zone_id: int
    dst_zone_id: int
    policy: str
    log_level: str
    comment: str
    position: int

    model_config = {"from_attributes": True}


# --- Rule ---
class RuleCreate(BaseModel):
    action: str
    src_zone_id: Optional[int] = None
    dst_zone_id: Optional[int] = None
    src_ip: str = ""
    dst_ip: str = ""
    proto: str = ""
    dport: str = ""
    sport: str = ""
    comment: str = ""
    position: int = 0


class RuleUpdate(BaseModel):
    action: Optional[str] = None
    src_zone_id: Optional[int] = None
    dst_zone_id: Optional[int] = None
    src_ip: Optional[str] = None
    dst_ip: Optional[str] = None
    proto: Optional[str] = None
    dport: Optional[str] = None
    sport: Optional[str] = None
    comment: Optional[str] = None
    position: Optional[int] = None


class RuleOut(BaseModel):
    id: int
    config_id: int
    action: str
    src_zone_id: Optional[int]
    dst_zone_id: Optional[int]
    src_ip: str
    dst_ip: str
    proto: str
    dport: str
    sport: str
    comment: str
    position: int

    model_config = {"from_attributes": True}


# --- Snat ---
class SnatCreate(BaseModel):
    source_network: str
    out_interface: str
    to_address: str = ""
    comment: str = ""


class SnatUpdate(BaseModel):
    source_network: Optional[str] = None
    out_interface: Optional[str] = None
    to_address: Optional[str] = None
    comment: Optional[str] = None


class SnatOut(BaseModel):
    id: int
    config_id: int
    source_network: str
    out_interface: str
    to_address: str
    comment: str

    model_config = {"from_attributes": True}


# --- Generate ---
class GenerateOut(BaseModel):
    zones: str
    interfaces: str
    policy: str
    rules: str
    snat: str