"""Kommunikation plugin — unified messaging: chat, AI, system, messenger."""

from __future__ import annotations

import logging
from typing import Any

from app.plugins.base import BasePlugin
from app.plugins.manifest import FrontendMenuItem, FrontendPageRoute, PluginManifest, PluginRouteDef

logger = logging.getLogger(__name__)


class KommunikationPlugin(BasePlugin):
    """Unified messaging plugin: conversations, messages, participants, WebSocket, rich content."""

    manifest = PluginManifest(
        name="kommunikation",
        version="1.0.0",
        display_name="Kommunikation",
        description=(
            "Unified Messaging: Chat, KI, System, Messenger — "
            "alles ist ein Teilnehmer."
        ),
        dependencies=["permissions", "dms"],
        routes=[
            PluginRouteDef(
                path="/api/v1/comm",
                module="app.plugins.builtins.kommunikation.routes",
                router_attr="router",
            ),
        ],
        events=[
            "message.received",
            "message.sent",
            "conversation.created",
            "conversation.updated",
            "participant.joined",
            "participant.left",
            "reaction.added",
        ],
        migrations=["0001_initial.sql", "0002_system_channel_folders.sql"],
        permissions=[
            "comm:read",
            "comm:write",
            "comm:create",
            "comm:manage",
            "comm:admin",
            "comm:delete",
        ],
        is_core=True,
        menu_items=[
            FrontendMenuItem(label_key='nav.communication', label='Kommunikation', path='/communication', icon='MessageSquare', order=80, permission='comm:read'),
        ],
        page_routes=[
            FrontendPageRoute(path='/communication', component='@/pages/Communication', protected=True, permission='comm:read'),
        ],
        author="LeoCRM Team",
        min_app_version="1.0.0",
        contract_version="1.0.0",
    )

    def get_entity_models(self) -> dict[str, type]:
        from app.plugins.builtins.kommunikation.models import CommConversation
        return {"comm_conversation": CommConversation}

    async def on_activate(self, db, service_container, event_bus) -> None:
        """Register participant registry and WebSocket manager."""
        await super().on_activate(db, service_container, event_bus)

        # Register WebSocket manager as a shared service
        from app.plugins.builtins.kommunikation.websocket_manager import WebSocketManager
        ws_manager = WebSocketManager()
        service_container.register("comm_websocket", ws_manager)

        # Register Mini-App registry as a shared service
        from app.plugins.builtins.kommunikation.miniapp_registry import get_miniapp_registry
        miniapp_registry = get_miniapp_registry()
        service_container.register("comm_miniapps", miniapp_registry)

        # Register built-in mini-apps
        miniapp_registry.register(
            app_id="contact_picker",
            name="Kontakt wählen",
            icon="👤",
            description="Kontakt aus dem CRM im Chat teilen",
            plugin_name="kommunikation",
            render_schema={"type": "object", "properties": {"contact_id": {"type": "string"}}},
        )
        miniapp_registry.register(
            app_id="file_share",
            name="Datei teilen",
            icon="📎",
            description="Datei aus dem DMS im Chat teilen",
            plugin_name="kommunikation",
            render_schema={"type": "object", "properties": {"file_id": {"type": "string"}}},
        )
        miniapp_registry.register(
            app_id="calendar_invite",
            name="Termin teilen",
            icon="📅",
            description="Kalender-Termin im Chat teilen",
            plugin_name="kommunikation",
            render_schema={"type": "object", "properties": {"event_id": {"type": "string"}}},
        )
        miniapp_registry.register(
            app_id="mail_forward",
            name="E-Mail weiterleiten",
            icon="✉️",
            description="E-Mail im Chat weiterleiten",
            plugin_name="kommunikation",
            render_schema={"type": "object", "properties": {"mail_id": {"type": "string"}}},
        )
        miniapp_registry.register(
            app_id="ai_search",
            name="KI Suche",
            icon="🔍",
            description="KI-gestützte Suche im CRM starten",
            plugin_name="kommunikation",
            render_schema={"type": "object", "properties": {"query": {"type": "string"}}},
        )
        miniapp_registry.register(
            app_id="task_create",
            name="Aufgabe erstellen",
            icon="✅",
            description="Aufgabe aus dem Chat erstellen",
            plugin_name="kommunikation",
            render_schema={"type": "object", "properties": {"title": {"type": "string"}, "due_date": {"type": "string"}}},
        )

        logger.info("Kommunikation plugin activated — WebSocket + MiniApp registries ready (6 mini-apps registered)")

    async def on_deactivate(self, db, service_container, event_bus) -> None:
        """Clean up registries."""
        # Contract abmelden
        from app.plugins.builtins.contracts import get_contract_registry
        get_contract_registry().unregister(self.manifest.name)

        # Remove services registered in on_activate BEFORE super() so that
        # event handlers being unsubscribed can no longer reach them (ARCH-033).
        for service_name in ("comm_websocket", "comm_miniapps"):
            if service_container.has(service_name):
                service_container.remove(service_name)
                logger.info("Removed '%s' from service container", service_name)

        await super().on_deactivate(db, service_container, event_bus)
        logger.info("Kommunikation plugin deactivated")

    def get_notification_types(self) -> list[dict[str, Any]]:
        return [
            {
                "type_key": "comm_message",
                "category": "communication",
                "label": "Neue Nachricht",
                "description": "Neue Nachricht in einer Konversation",
                "is_enabled_by_default": True,
            },
            {
                "type_key": "comm_mention",
                "category": "communication",
                "label": "Erwähnung",
                "description": "Du wurdest in einer Nachricht erwähnt",
                "is_enabled_by_default": True,
            },
        ]