"""Pydantic schemas for CustomFieldDefinition CRUD."""

from __future__ import annotations

import uuid
from datetime import datetime
from typing import Any

from pydantic import BaseModel, ConfigDict, Field


class CustomFieldDefinitionCreate(BaseModel):
    """Schema for creating a new custom field definition."""

    entity: str = Field(..., description="Entity type (e.g. 'contact', 'company')")
    name: str = Field(..., min_length=1, max_length=100, description="Unique field name (snake_case)")
    label: str = Field(..., min_length=1, max_length=200, description="Human-readable label")
    field_type: str = Field(
        ...,
        pattern=r"^(text|number|date|select|multiselect|boolean)$",
        description="Field type",
    )
    options: list[str] | None = Field(default=None, description="Options for select/multiselect types")
    default_value: Any = Field(default=None, description="Default value")
    required: bool = Field(default=False, description="Whether the field is required")
    is_active: bool = Field(default=True, description="Whether the field is active")
    sort_order: int = Field(default=0, description="Sort order")


class CustomFieldDefinitionUpdate(BaseModel):
    """Schema for updating an existing custom field definition."""

    label: str | None = Field(default=None, max_length=200)
    field_type: str | None = Field(
        default=None,
        pattern=r"^(text|number|date|select|multiselect|boolean)$",
    )
    options: list[str] | None = Field(default=None)
    default_value: Any = Field(default=None)
    required: bool | None = Field(default=None)
    is_active: bool | None = Field(default=None)
    sort_order: int | None = Field(default=None)


class CustomFieldDefinitionResponse(BaseModel):
    """Schema for returning a custom field definition."""

    model_config = ConfigDict(from_attributes=True)

    id: uuid.UUID
    tenant_id: uuid.UUID
    entity: str
    name: str
    label: str
    field_type: str
    options: list[str] | None = None
    default_value: Any = None
    required: bool = False
    is_active: bool = True
    sort_order: int = 0
    created_by: uuid.UUID | None = None
    updated_by: uuid.UUID | None = None
    created_at: datetime
    updated_at: datetime