external_initiators_controller.go

package web

import (
	"net/http"

	"github.com/SeerLink/seerlink/core/auth"
	"github.com/SeerLink/seerlink/core/services"
	"github.com/SeerLink/seerlink/core/services/seerlink"
	"github.com/SeerLink/seerlink/core/store/models"
	"github.com/SeerLink/seerlink/core/store/orm"
	"github.com/SeerLink/seerlink/core/store/presenters"

	"github.com/gin-gonic/gin"
	"github.com/pkg/errors"
)

// ExternalInitiatorsController manages external initiators
type ExternalInitiatorsController struct {
	App seerlink.Application
}

// Create builds and saves a new service agreement record.
func (eic *ExternalInitiatorsController) Create(c *gin.Context) {
	eir := &models.ExternalInitiatorRequest{}
	if !eic.App.GetStore().Config.Dev() && !eic.App.GetStore().Config.FeatureExternalInitiators() {
		err := errors.New("The External Initiator feature is disabled by configuration")
		jsonAPIError(c, http.StatusMethodNotAllowed, err)
		return
	}

	eia := auth.NewToken()
	if err := c.ShouldBindJSON(eir); err != nil {
		jsonAPIError(c, http.StatusUnprocessableEntity, err)
		return
	}

	ei, err := models.NewExternalInitiator(eia, eir)
	if err != nil {
		jsonAPIError(c, http.StatusInternalServerError, err)
		return
	}

	if err := services.ValidateExternalInitiator(eir, eic.App.GetStore()); err != nil {
		jsonAPIError(c, http.StatusBadRequest, err)
		return
	}
	if err := eic.App.GetStore().CreateExternalInitiator(ei); err != nil {
		jsonAPIError(c, http.StatusInternalServerError, err)
		return
	}

	resp := presenters.NewExternalInitiatorAuthentication(*ei, *eia)
	jsonAPIResponseWithStatus(c, resp, "external initiator authentication", http.StatusCreated)
}

// Destroy deletes an ExternalInitiator
func (eic *ExternalInitiatorsController) Destroy(c *gin.Context) {
	if !eic.App.GetStore().Config.Dev() {
		jsonAPIError(c, http.StatusMethodNotAllowed, errors.New("External Initiators are currently under development and not yet usable outside of development mode"))
		return
	}

	name := c.Param("Name")
	exi, err := eic.App.GetStore().FindExternalInitiatorByName(name)
	if errors.Cause(err) == orm.ErrorNotFound {
		jsonAPIError(c, http.StatusNotFound, errors.New("external initiator not found"))
		return
	}
	if err := eic.App.GetStore().DeleteExternalInitiator(exi.Name); err != nil {
		jsonAPIError(c, http.StatusInternalServerError, err)
		return
	}

	jsonAPIResponseWithStatus(c, nil, "external initiator", http.StatusNoContent)
}