package endpoints

import (
	"net/http"
	"strconv"

	httperror "github.com/portainer/libhttp/error"
	"github.com/portainer/libhttp/request"
	"github.com/portainer/libhttp/response"
	"github.com/portainer/portainer"
)

// DELETE request on /api/endpoints/:id
func (handler *Handler) endpointDelete(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
	if !handler.authorizeEndpointManagement {
		return &httperror.HandlerError{http.StatusServiceUnavailable, "Endpoint management is disabled", ErrEndpointManagementDisabled}
	}

	endpointID, err := request.RetrieveNumericRouteVariableValue(r, "id")
	if err != nil {
		return &httperror.HandlerError{http.StatusBadRequest, "Invalid endpoint identifier route variable", err}
	}

	endpoint, err := handler.EndpointService.Endpoint(portainer.EndpointID(endpointID))
	if err == portainer.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}
	}

	if endpoint.TLSConfig.TLS {
		folder := strconv.Itoa(endpointID)
		err = handler.FileService.DeleteTLSFiles(folder)
		if err != nil {
			return &httperror.HandlerError{http.StatusInternalServerError, "Unable to remove TLS files from disk", err}
		}
	}

	err = handler.EndpointService.DeleteEndpoint(portainer.EndpointID(endpointID))
	if err != nil {
		return &httperror.HandlerError{http.StatusInternalServerError, "Unable to remove endpoint from the database", err}
	}

	handler.ProxyManager.DeleteProxy(string(endpointID))

	return response.Empty(w)
}