from datetime import datetime
from pathlib import Path
from uuid import UUID

from pydantic import BaseModel, ConfigDict, field_validator


class HealthResponse(BaseModel):
    status: str
    app: str
    env: str


class CreateSandboxRequest(BaseModel):
    model_config = ConfigDict(extra='forbid')

    chat_id: UUID
    agent_id: str
    volume_host_path: str

    @field_validator('agent_id')
    @classmethod
    def validate_agent_id(cls, value: str) -> str:
        if not value.strip():
            raise ValueError('invalid agent_id')
        return value

    @field_validator('volume_host_path')
    @classmethod
    def validate_volume_host_path(cls, value: str) -> str:
        path = Path(value).expanduser()
        if not path.is_absolute():
            raise ValueError('invalid volume_host_path')
        return str(path.resolve(strict=False))


class SandboxEndpointResponse(BaseModel):
    ip: str
    port: int


class SandboxSessionResponse(BaseModel):
    session_id: UUID
    chat_id: UUID
    agent_id: str
    volume_host_path: str
    container_id: str
    endpoint: SandboxEndpointResponse
    status: str
    expires_at: datetime


class DeleteSandboxResponse(BaseModel):
    chat_id: UUID
    result: str
    session_id: UUID | None = None
    container_id: str | None = None


class ErrorResponse(BaseModel):
    detail: str