graphql: change mutations to respect the Relay specification

https://facebook.github.io/relay/graphql/mutations.htm

This specification also allow to expose a mutationId for fire and forget,
as well as the created operation.

1 files changed, 23 insertions, 0 deletions

diff --git a/graphql/resolvers/label.go b/graphql/resolvers/label.go
index 7619f748..690bf7f6 100644
--- a/graphql/resolvers/label.go
+++ b/graphql/resolvers/label.go
@@ -2,10 +2,12 @@ package resolvers
 
 import (
 	"context"
+	"fmt"
 	"image/color"
 
 	"github.com/MichaelMure/git-bug/bug"
 	"github.com/MichaelMure/git-bug/graphql/graph"
+	"github.com/MichaelMure/git-bug/graphql/models"
 )
 
 var _ graph.LabelResolver = &labelResolver{}
@@ -20,3 +22,24 @@ func (labelResolver) Color(ctx context.Context, obj *bug.Label) (*color.RGBA, er
 	rgba := obj.RGBA()
 	return &rgba, nil
 }
+
+var _ graph.LabelChangeResultResolver = &labelChangeResultResolver{}
+
+type labelChangeResultResolver struct{}
+
+func (labelChangeResultResolver) Status(ctx context.Context, obj *bug.LabelChangeResult) (models.LabelChangeStatus, error) {
+	switch obj.Status {
+	case bug.LabelChangeAdded:
+		return models.LabelChangeStatusAdded, nil
+	case bug.LabelChangeRemoved:
+		return models.LabelChangeStatusRemoved, nil
+	case bug.LabelChangeDuplicateInOp:
+		return models.LabelChangeStatusDuplicateInOp, nil
+	case bug.LabelChangeAlreadySet:
+		return models.LabelChangeStatusAlreadyExist, nil
+	case bug.LabelChangeDoesntExist:
+		return models.LabelChangeStatusDoesntExist, nil
+	}
+
+	return "", fmt.Errorf("unknown status")
+}