feat(sources): get all source nodes

Signed-off-by: SoXX <soxx@fenpa.ws>

internal/postgres/source.go

@@ -0,0 +1,25 @@
+package postgres
+
+import (
+	"context"
+	"git.dragse.it/anthrove/otter-space-sdk/pkg/models"
+	log "github.com/sirupsen/logrus"
+	"gorm.io/gorm"
+)
+
+// GetAllSourceNodes returns a list of all models.AnthroveSource
+func GetAllSourceNodes(ctx context.Context, db *gorm.DB) ([]models.AnthroveSource, error) {
+	var sources []models.AnthroveSource
+
+	result := db.WithContext(ctx).Find(&sources)
+
+	if result.Error != nil {
+		return nil, result.Error
+	}
+
+	log.WithFields(log.Fields{
+		"tag_amount": result.RowsAffected,
+	}).Trace("database: get all source nodes")
+
+	return sources, nil
+}