package webhooks

import (
	"net/http"

	httperror "github.com/portainer/libhttp/error"
	"github.com/portainer/libhttp/request"
	"github.com/portainer/libhttp/response"
	portainer "github.com/portainer/portainer/api"
	bolterrors "github.com/portainer/portainer/api/bolt/errors"
	"github.com/portainer/portainer/api/http/useractivity"
)

// DELETE request on /api/webhook/:serviceID
func (handler *Handler) webhookDelete(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
	id, err := request.RetrieveNumericRouteVariableValue(r, "id")
	if err != nil {
		return &httperror.HandlerError{http.StatusBadRequest, "Invalid webhook id", err}
	}

	webhook, err := handler.DataStore.Webhook().Webhook(portainer.WebhookID(id))
	if err == bolterrors.ErrObjectNotFound {
		return &httperror.HandlerError{http.StatusNotFound, "Unable to find a webhook with this token", err}
	} else if err != nil {
		return &httperror.HandlerError{http.StatusInternalServerError, "Unable to retrieve webhook from the database", err}
	}

	endpoint, err := handler.DataStore.Endpoint().Endpoint(webhook.EndpointID)
	if err == bolterrors.ErrObjectNotFound {
		return &httperror.HandlerError{http.StatusNotFound, "Unable to find an endpoint with the specified identifier inside the database", err}
	} else if err != nil {
		return &httperror.HandlerError{http.StatusInternalServerError, "Unable to find an endpoint with the specified identifier inside the database", err}
	}

	err = handler.DataStore.Webhook().DeleteWebhook(portainer.WebhookID(id))
	if err != nil {
		return &httperror.HandlerError{http.StatusInternalServerError, "Unable to remove the webhook from the database", err}
	}

	useractivity.LogHttpActivity(handler.UserActivityStore, endpoint.Name, r, nil)

	return response.Empty(w)
}