# Copyright (c) 2025 Patrick Motsch
# All rights reserved.
"""Feature models: Feature, FeatureInstance."""

import uuid
from typing import Optional, Dict, Any
from pydantic import BaseModel, Field
from modules.shared.attributeUtils import registerModelLabels
from modules.datamodels.datamodelUtils import TextMultilingual


class Feature(BaseModel):
    """
    Feature-Definition (global, z.B. 'trustee', 'chatbot').
    Features sind die verfügbaren Funktionalitäten der Plattform.
    """
    code: str = Field(
        description="Unique feature code (Primary Key), z.B. 'trustee', 'chatbot'",
        json_schema_extra={"frontend_type": "text", "frontend_readonly": False, "frontend_required": True}
    )
    label: TextMultilingual = Field(
        description="Feature label in multiple languages (I18n)",
        json_schema_extra={"frontend_type": "multilingual", "frontend_readonly": False, "frontend_required": True}
    )
    icon: str = Field(
        default="",
        description="Icon identifier for the feature",
        json_schema_extra={"frontend_type": "text", "frontend_readonly": False, "frontend_required": False}
    )


registerModelLabels(
    "Feature",
    {"en": "Feature", "de": "Feature", "fr": "Fonctionnalité"},
    {
        "code": {"en": "Code", "de": "Code", "fr": "Code"},
        "label": {"en": "Label", "de": "Bezeichnung", "fr": "Libellé"},
        "icon": {"en": "Icon", "de": "Symbol", "fr": "Icône"},
    },
)


class FeatureInstance(BaseModel):
    """
    Instanz eines Features in einem Mandanten.
    Ein Mandant kann mehrere Instanzen desselben Features haben.
    """
    id: str = Field(
        default_factory=lambda: str(uuid.uuid4()),
        description="Unique ID of the feature instance",
        json_schema_extra={"frontend_type": "text", "frontend_readonly": True, "frontend_required": False}
    )
    featureCode: str = Field(
        description="FK → Feature.code",
        json_schema_extra={"frontend_type": "select", "frontend_readonly": True, "frontend_required": True}
    )
    mandateId: str = Field(
        description="FK → Mandate.id (CASCADE DELETE)",
        json_schema_extra={"frontend_type": "text", "frontend_readonly": True, "frontend_required": True}
    )
    label: str = Field(
        default="",
        description="Instance label, z.B. 'Buchhaltung 2025'",
        json_schema_extra={"frontend_type": "text", "frontend_readonly": False, "frontend_required": True}
    )
    enabled: bool = Field(
        default=True,
        description="Whether this feature instance is enabled",
        json_schema_extra={"frontend_type": "checkbox", "frontend_readonly": False, "frontend_required": False}
    )
    config: Optional[Dict[str, Any]] = Field(
        default=None,
        description="Instance-specific configuration (JSONB). Structure depends on featureCode.",
        json_schema_extra={"frontend_type": "json", "frontend_readonly": False, "frontend_required": False}
    )


registerModelLabels(
    "FeatureInstance",
    {"en": "Feature Instance", "de": "Feature-Instanz", "fr": "Instance de fonctionnalité"},
    {
        "id": {"en": "ID", "de": "ID", "fr": "ID"},
        "featureCode": {"en": "Feature", "de": "Feature", "fr": "Fonctionnalité"},
        "mandateId": {"en": "Mandate", "de": "Mandant", "fr": "Mandat"},
        "label": {"en": "Label", "de": "Bezeichnung", "fr": "Libellé"},
        "enabled": {"en": "Enabled", "de": "Aktiviert", "fr": "Activé"},
        "config": {"en": "Configuration", "de": "Konfiguration", "fr": "Configuration"},
    },
)