Added method to show one namespace

routes/api/v1/namespace_show.go

@@ -0,0 +1,52 @@
+package v1
+
+import (
+	"git.kolaente.de/konrad/list/models"
+	"github.com/labstack/echo"
+	"net/http"
+	"strconv"
+)
+
+func ShowNamespace(c echo.Context) error {
+	// swagger:operation GET /namespaces/{namespaceID} namespaces getNamespace
+	// ---
+	// summary: gets one namespace with all todo items
+	// consumes:
+	// - application/json
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: namespaceID
+	//   in: path
+	//   description: ID of the namespace to show
+	//   type: string
+	//   required: true
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/Namespace"
+	//   "400":
+	//     "$ref": "#/responses/Message"
+	//   "500":
+	//     "$ref": "#/responses/Message"
+
+	// Check if we have our ID
+	id := c.Param("id")
+	// Make int
+	namespaceID, err := strconv.ParseInt(id, 10, 64)
+
+	if err != nil {
+		return c.JSON(http.StatusBadRequest, models.Message{"Invalid ID."})
+	}
+
+	// Get the namespace
+	namespace, err := models.GetNamespaceByID(namespaceID)
+	if err != nil {
+		if models.IsErrNamespaceDoesNotExist(err) {
+			return c.JSON(http.StatusBadRequest, models.Message{"The namespace does not exist."})
+		}
+
+		return c.JSON(http.StatusInternalServerError, models.Message{"An error occured."})
+	}
+
+	return c.JSON(http.StatusOK, namespace)
+}