initial

.gitignore

@@ -0,0 +1 @@
+.idea

README.md

@@ -0,0 +1,33 @@
+# xidgql
+
+xid graphql gqlgen marshaller and unmarshaller also in combination with ent.
+
+In gqlgen.yml
+```yaml
+models:
+  ID:
+    model:
+      - code.icod.de/dalu/xidgql/xidgql.ID
+```
+
+as an ID field in an ent schema
+```go
+package schema
+
+import (
+	"github.com/rs/xid"
+)
+
+// Fields of the Model.
+func (Model) Fields() []ent.Field {
+	return []ent.Field{
+		field.String("id").
+			GoType(xid.ID{}).
+			DefaultFunc(xid.New).
+			Annotations(
+			    entsql.Annotation{Size: 12},
+			).
+			Unique(),
+	}
+}
+```

go.mod

@@ -0,0 +1,14 @@
+module code.icod.de/dalu/xidgql
+
+go 1.23
+
+require (
+	github.com/99designs/gqlgen v0.17.57
+	github.com/rs/xid v1.6.0
+)
+
+require (
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/sosodev/duration v1.3.1 // indirect
+	github.com/vektah/gqlparser/v2 v2.5.19 // indirect
+)

go.sum

@@ -0,0 +1,22 @@
+github.com/99designs/gqlgen v0.17.57 h1:Ak4p60BRq6QibxY0lEc0JnQhDurfhxA67sp02lMjmPc=
+github.com/99designs/gqlgen v0.17.57/go.mod h1:Jx61hzOSTcR4VJy/HFIgXiQ5rJ0Ypw8DxWLjbYDAUw0=
+github.com/andreyvit/diff v0.0.0-20170406064948-c7f18ee00883 h1:bvNMNQO63//z+xNgfBlViaCIJKLlCJ6/fmUseuG0wVQ=
+github.com/andreyvit/diff v0.0.0-20170406064948-c7f18ee00883/go.mod h1:rCTlJbsFo29Kk6CurOXKm700vrz8f0KW0JNfpkRJY/8=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rs/xid v1.6.0 h1:fV591PaemRlL6JfRxGDEPl69wICngIQ3shQtzfy2gxU=
+github.com/rs/xid v1.6.0/go.mod h1:7XoLgs4eV+QndskICGsho+ADou8ySMSjJKDIan90Nz0=
+github.com/sergi/go-diff v1.3.1 h1:xkr+Oxo4BOQKmkn/B9eMK0g5Kg/983T9DqqPHwYqD+8=
+github.com/sergi/go-diff v1.3.1/go.mod h1:aMJSSKb2lpPvRNec0+w3fl7LP9IOFzdc9Pa4NFbPK1I=
+github.com/sosodev/duration v1.3.1 h1:qtHBDMQ6lvMQsL15g4aopM4HEfOaYuhWBw3NPTtlqq4=
+github.com/sosodev/duration v1.3.1/go.mod h1:RQIBBX0+fMLc/D9+Jb/fwvVmo0eZvDDEERAikUR6SDg=
+github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
+github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/vektah/gqlparser/v2 v2.5.19 h1:bhCPCX1D4WWzCDvkPl4+TP1N8/kLrWnp43egplt7iSg=
+github.com/vektah/gqlparser/v2 v2.5.19/go.mod h1:y7kvl5bBlDeuWIvLtA9849ncyvx6/lj06RsMrEjVy3U=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

xid.go

@@ -0,0 +1,24 @@
+package xidgql
+
+import (
+	"fmt"
+	"io"
+	"strconv"
+
+	"github.com/99designs/gqlgen/graphql"
+	"github.com/rs/xid"
+)
+
+func MarshalID(id xid.ID) graphql.Marshaler {
+	return graphql.WriterFunc(func(w io.Writer) {
+		_, _ = io.WriteString(w, strconv.Quote(id.String()))
+	})
+}
+
+func UnmarshalID(v interface{}) (id xid.ID, err error) {
+	s, ok := v.(string)
+	if !ok {
+		return id, fmt.Errorf("invalid type %T, expect string", v)
+	}
+	return xid.FromString(s)
+}