feat: added source node creation

internal/source.go

@@ -1 +1,35 @@
 package internal
+
+import (
+	"context"
+	"fmt"
+
+	"git.dragse.it/anthrove/anthrove-graph-sdk.git/pkg/models"
+	"github.com/neo4j/neo4j-go-driver/v5/neo4j"
+	log "github.com/sirupsen/logrus"
+)
+
+func CreateSourceNode(ctx context.Context, driver neo4j.DriverWithContext, anthroveSource *models.AnthroveSource) error {
+	query := `
+		MERGE (sourceNode:Source {domain: $source_url})
+			ON CREATE SET sourceNode.domain = $source_url, sourceNode.display_name = $source_display_name, sourceNode.icon = $source_icon
+		`
+	params := map[string]any{
+		"source_url":          anthroveSource.Domain,
+		"source_display_name": anthroveSource.DisplayName,
+		"source_icon":         anthroveSource.Icon,
+	}
+
+	_, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
+	if err != nil {
+		return fmt.Errorf("graph: %w", err)
+	}
+
+	log.WithFields(log.Fields{
+		"node_source_url":         anthroveSource.Domain,
+		"node_source_displayName": anthroveSource.DisplayName,
+		"node_source_icon":        anthroveSource.Icon,
+	}).Trace("neo4j: created source node")
+
+	return nil
+}

pkg/impl.go

@@ -41,8 +41,7 @@ func (g *graphConnection) AddUserToGraph(ctx context.Context, anthroveUserID mod
 }
 
 func (g *graphConnection) AddSourceToGraph(ctx context.Context, anthroveSource *models.AnthroveSource) error {
-	//TODO implement me
+	return internal.CreateSourceNode(ctx, g.driver, anthroveSource)
-	panic("implement me")
 }
 
 func (g *graphConnection) AddPostToGraph(ctx context.Context, anthrovePost *models.AnthrovePost) error {