1 files changed, 64 insertions, 0 deletions
diff --git a/commitquery/query_load_commit_at_graph_pos.go b/commitquery/query_load_commit_at_graph_pos.go
new file mode 100644
index 00000000..f63b6385
--- /dev/null
+++ b/commitquery/query_load_commit_at_graph_pos.go
@@ -0,0 +1,64 @@
+package commitquery
+
+import commitgraphread "codeberg.org/lindenii/furgit/format/commitgraph/read"
+
+// loadCommitAtGraphPos populates one node from one commit-graph record.
+func (query *query) loadCommitAtGraphPos(idx nodeIndex, pos commitgraphread.Position) error {
+	commit, err := query.graph.CommitAt(pos)
+	if err != nil {
+		return err
+	}
+
+	parents := make([]parentRef, 0, 2+len(commit.ExtraParents))
+
+	if commit.Parent1.Valid {
+		parentOID, err := query.graph.OIDAt(commit.Parent1.Pos)
+		if err != nil {
+			return err
+		}
+
+		parents = append(parents, parentRef{
+			ID:          parentOID,
+			GraphPos:    commit.Parent1.Pos,
+			HasGraphPos: true,
+		})
+	}
+
+	if commit.Parent2.Valid {
+		parentOID, err := query.graph.OIDAt(commit.Parent2.Pos)
+		if err != nil {
+			return err
+		}
+
+		parents = append(parents, parentRef{
+			ID:          parentOID,
+			GraphPos:    commit.Parent2.Pos,
+			HasGraphPos: true,
+		})
+	}
+
+	for _, parentPos := range commit.ExtraParents {
+		parentOID, err := query.graph.OIDAt(parentPos)
+		if err != nil {
+			return err
+		}
+
+		parents = append(parents, parentRef{
+			ID:          parentOID,
+			GraphPos:    parentPos,
+			HasGraphPos: true,
+		})
+	}
+
+	data := commitData{
+		ID:            commit.OID,
+		Parents:       parents,
+		CommitTime:    commit.CommitTimeUnix,
+		Generation:    commit.GenerationV2,
+		HasGeneration: commit.GenerationV2 != 0,
+		GraphPos:      pos,
+		HasGraphPos:   true,
+	}
+
+	return query.populateNode(idx, data)
+}