orion/app/modules/messaging/routes/api/vendor_notifications.py

# app/modules/messaging/routes/api/vendor_notifications.py
"""
Vendor notification management endpoints.

Vendor Context: Uses token_vendor_id from JWT token (authenticated vendor API pattern).
The get_current_vendor_api dependency guarantees token_vendor_id is present.
"""

import logging

from fastapi import APIRouter, Depends, Query
from sqlalchemy.orm import Session

from app.api.deps import get_current_vendor_api
from app.core.database import get_db
from app.modules.tenancy.services.vendor_service import vendor_service
from models.schema.auth import UserContext
from app.modules.messaging.schemas import (
    MessageResponse,
    NotificationListResponse,
    NotificationSettingsResponse,
    NotificationSettingsUpdate,
    NotificationTemplateListResponse,
    NotificationTemplateUpdate,
    TestNotificationRequest,
    UnreadCountResponse,
)

vendor_notifications_router = APIRouter(prefix="/notifications")
logger = logging.getLogger(__name__)


@vendor_notifications_router.get("", response_model=NotificationListResponse)
def get_notifications(
    skip: int = Query(0, ge=0),
    limit: int = Query(50, ge=1, le=100),
    unread_only: bool | None = Query(False),
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Get vendor notifications.

    TODO: Implement in Slice 5
    - Get all notifications for vendor
    - Filter by read/unread status
    - Support pagination
    - Return notification details
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return NotificationListResponse(
        notifications=[],
        total=0,
        unread_count=0,
        message="Notifications coming in Slice 5",
    )


@vendor_notifications_router.get("/unread-count", response_model=UnreadCountResponse)
def get_unread_count(
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Get count of unread notifications.

    TODO: Implement in Slice 5
    - Count unread notifications for vendor
    - Used for notification badge
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return UnreadCountResponse(unread_count=0, message="Unread count coming in Slice 5")


@vendor_notifications_router.put("/{notification_id}/read", response_model=MessageResponse)
def mark_as_read(
    notification_id: int,
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Mark notification as read.

    TODO: Implement in Slice 5
    - Mark single notification as read
    - Update read timestamp
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return MessageResponse(message="Mark as read coming in Slice 5")


@vendor_notifications_router.put("/mark-all-read", response_model=MessageResponse)
def mark_all_as_read(
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Mark all notifications as read.

    TODO: Implement in Slice 5
    - Mark all vendor notifications as read
    - Update timestamps
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return MessageResponse(message="Mark all as read coming in Slice 5")


@vendor_notifications_router.delete("/{notification_id}", response_model=MessageResponse)
def delete_notification(
    notification_id: int,
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Delete notification.

    TODO: Implement in Slice 5
    - Delete single notification
    - Verify notification belongs to vendor
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return MessageResponse(message="Notification deletion coming in Slice 5")


@vendor_notifications_router.get("/settings", response_model=NotificationSettingsResponse)
def get_notification_settings(
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Get notification preferences.

    TODO: Implement in Slice 5
    - Get email notification settings
    - Get in-app notification settings
    - Get notification types enabled/disabled
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return NotificationSettingsResponse(
        email_notifications=True,
        in_app_notifications=True,
        notification_types={},
        message="Notification settings coming in Slice 5",
    )


@vendor_notifications_router.put("/settings", response_model=MessageResponse)
def update_notification_settings(
    settings: NotificationSettingsUpdate,
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Update notification preferences.

    TODO: Implement in Slice 5
    - Update email notification settings
    - Update in-app notification settings
    - Enable/disable specific notification types
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return MessageResponse(message="Notification settings update coming in Slice 5")


@vendor_notifications_router.get("/templates", response_model=NotificationTemplateListResponse)
def get_notification_templates(
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Get notification email templates.

    TODO: Implement in Slice 5
    - Get all notification templates
    - Include: order confirmation, shipping notification, etc.
    - Return template details
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return NotificationTemplateListResponse(
        templates=[], message="Notification templates coming in Slice 5"
    )


@vendor_notifications_router.put("/templates/{template_id}", response_model=MessageResponse)
def update_notification_template(
    template_id: int,
    template_data: NotificationTemplateUpdate,
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Update notification email template.

    TODO: Implement in Slice 5
    - Update template subject
    - Update template body (HTML/text)
    - Validate template variables
    - Preview template
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return MessageResponse(message="Template update coming in Slice 5")


@vendor_notifications_router.post("/test", response_model=MessageResponse)
def send_test_notification(
    notification_data: TestNotificationRequest,
    current_user: UserContext = Depends(get_current_vendor_api),
    db: Session = Depends(get_db),
):
    """
    Send test notification.

    TODO: Implement in Slice 5
    - Send test email notification
    - Use specified template
    - Send to current user's email
    """
    vendor = vendor_service.get_vendor_by_id(db, current_user.token_vendor_id)  # noqa: F841
    return MessageResponse(message="Test notification coming in Slice 5")