init commit

server/runner/memopayload/runner.go

@@ -0,0 +1,134 @@
+package memopayload
+
+import (
+	"context"
+	"log/slog"
+	"slices"
+
+	"github.com/pkg/errors"
+	"github.com/usememos/gomark/ast"
+	"github.com/usememos/gomark/parser"
+	"github.com/usememos/gomark/parser/tokenizer"
+
+	storepb "github.com/usememos/memos/proto/gen/store"
+	"github.com/usememos/memos/store"
+)
+
+type Runner struct {
+	Store *store.Store
+}
+
+func NewRunner(store *store.Store) *Runner {
+	return &Runner{
+		Store: store,
+	}
+}
+
+// RunOnce rebuilds the payload of all memos.
+func (r *Runner) RunOnce(ctx context.Context) {
+	// Process memos in batches to avoid loading all memos into memory at once
+	const batchSize = 100
+	offset := 0
+	processed := 0
+
+	for {
+		limit := batchSize
+		memos, err := r.Store.ListMemos(ctx, &store.FindMemo{
+			Limit:  &limit,
+			Offset: &offset,
+		})
+		if err != nil {
+			slog.Error("failed to list memos", "err", err)
+			return
+		}
+
+		// Break if no more memos
+		if len(memos) == 0 {
+			break
+		}
+
+		// Process batch
+		batchSuccessCount := 0
+		for _, memo := range memos {
+			if err := RebuildMemoPayload(memo); err != nil {
+				slog.Error("failed to rebuild memo payload", "err", err, "memoID", memo.ID)
+				continue
+			}
+			if err := r.Store.UpdateMemo(ctx, &store.UpdateMemo{
+				ID:      memo.ID,
+				Payload: memo.Payload,
+			}); err != nil {
+				slog.Error("failed to update memo", "err", err, "memoID", memo.ID)
+				continue
+			}
+			batchSuccessCount++
+		}
+
+		processed += len(memos)
+		slog.Info("Processed memo batch", "batchSize", len(memos), "successCount", batchSuccessCount, "totalProcessed", processed)
+
+		// Move to next batch
+		offset += len(memos)
+	}
+}
+
+func RebuildMemoPayload(memo *store.Memo) error {
+	nodes, err := parser.Parse(tokenizer.Tokenize(memo.Content))
+	if err != nil {
+		return errors.Wrap(err, "failed to parse content")
+	}
+
+	if memo.Payload == nil {
+		memo.Payload = &storepb.MemoPayload{}
+	}
+	tags := []string{}
+	property := &storepb.MemoPayload_Property{}
+	TraverseASTNodes(nodes, func(node ast.Node) {
+		switch n := node.(type) {
+		case *ast.Tag:
+			tag := n.Content
+			if !slices.Contains(tags, tag) {
+				tags = append(tags, tag)
+			}
+		case *ast.Link, *ast.AutoLink:
+			property.HasLink = true
+		case *ast.TaskListItem:
+			property.HasTaskList = true
+			if !n.Complete {
+				property.HasIncompleteTasks = true
+			}
+		case *ast.CodeBlock:
+			property.HasCode = true
+		case *ast.EmbeddedContent:
+			// TODO: validate references.
+			property.References = append(property.References, n.ResourceName)
+		}
+	})
+	memo.Payload.Tags = tags
+	memo.Payload.Property = property
+	return nil
+}
+
+func TraverseASTNodes(nodes []ast.Node, fn func(ast.Node)) {
+	for _, node := range nodes {
+		fn(node)
+		switch n := node.(type) {
+		case *ast.Paragraph:
+			TraverseASTNodes(n.Children, fn)
+		case *ast.Heading:
+			TraverseASTNodes(n.Children, fn)
+		case *ast.Blockquote:
+			TraverseASTNodes(n.Children, fn)
+		case *ast.List:
+			TraverseASTNodes(n.Children, fn)
+		case *ast.OrderedListItem:
+			TraverseASTNodes(n.Children, fn)
+		case *ast.UnorderedListItem:
+			TraverseASTNodes(n.Children, fn)
+		case *ast.TaskListItem:
+			TraverseASTNodes(n.Children, fn)
+		case *ast.Bold:
+			TraverseASTNodes(n.Children, fn)
+		}
+	}
+}