Fix: ragflow

rag/rag.go

@@ -23,7 +23,6 @@ var (
 	ErrRAGStatus        = "some error occurred; failed to transfer data to vector db"
 )
 
-
 type RAG struct {
 	logger   *slog.Logger
 	store    storage.FullRepo
@@ -122,10 +121,11 @@ func (r *RAG) LoadRAG(fpath string) error {
 		batchCh   = make(chan map[int][]string, maxChSize)
 		vectorCh  = make(chan []models.VectorRow, maxChSize)
 		errCh     = make(chan error, 1)
+		doneCh    = make(chan struct{})
 		wg        = new(sync.WaitGroup)
-		lock      = new(sync.Mutex)
 	)
 
+	defer close(doneCh)
 	defer close(errCh)
 	defer close(batchCh)
 
@@ -156,18 +156,20 @@ func (r *RAG) LoadRAG(fpath string) error {
 	for w := 0; w < int(r.cfg.RAGWorkers); w++ {
 		go func(workerID int) {
 			defer wg.Done()
-			r.batchToVectorAsync(lock, workerID, batchCh, vectorCh, errCh, path.Base(fpath))
+			r.batchToVectorAsync(workerID, batchCh, vectorCh, errCh, doneCh, path.Base(fpath))
 		}(w)
 	}
 
-	// Use a goroutine to close the batchCh when all batches are sent
+	// Close batchCh to signal workers no more data is coming
+	close(batchCh)
+
+	// Wait for all workers to finish, then close vectorCh
 	go func() {
 		wg.Wait()
-		close(vectorCh) // Close vectorCh when all workers are done
+		close(vectorCh)
 	}()
 
-	// Check for errors from workers
-	// Use a non-blocking check for errors
+	// Check for errors from workers - this will block until an error occurs or all workers finish
 	select {
 	case err := <-errCh:
 		if err != nil {
@@ -179,12 +181,28 @@ func (r *RAG) LoadRAG(fpath string) error {
 	}
 
 	// Write vectors to storage - this will block until vectorCh is closed
-	return r.writeVectors(vectorCh)
+	return r.writeVectors(vectorCh, errCh)
 }
 
-func (r *RAG) writeVectors(vectorCh chan []models.VectorRow) error {
+func (r *RAG) writeVectors(vectorCh chan []models.VectorRow, errCh chan error) error {
+	// Use a select to handle both vectorCh and errCh
 	for {
-		for batch := range vectorCh {
+		select {
+		case err := <-errCh:
+			if err != nil {
+				r.logger.Error("error during RAG processing in writeVectors", "error", err)
+				return err
+			}
+		case batch, ok := <-vectorCh:
+			if !ok {
+				r.logger.Debug("vector channel closed, finished writing vectors")
+				select {
+				case LongJobStatusCh <- FinishedRAGStatus:
+				default:
+					r.logger.Warn("LongJobStatusCh channel is full or closed, dropping status message", "message", FinishedRAGStatus)
+				}
+				return nil
+			}
 			for _, vector := range batch {
 				if err := r.storage.WriteVector(&vector); err != nil {
 					r.logger.Error("failed to write vector to DB", "error", err, "slug", vector.Slug)
@@ -192,74 +210,57 @@ func (r *RAG) writeVectors(vectorCh chan []models.VectorRow) error {
 					case LongJobStatusCh <- ErrRAGStatus:
 					default:
 						r.logger.Warn("LongJobStatusCh channel is full or closed, dropping status message", "message", ErrRAGStatus)
-						// Channel is full or closed, ignore the message to prevent panic
 					}
-					return err // Stop the entire RAG operation on DB error
+					return err
 				}
 			}
-			r.logger.Debug("wrote batch to db", "size", len(batch), "vector_chan_len", len(vectorCh))
-			if len(vectorCh) == 0 {
-				r.logger.Debug("finished writing vectors")
-				select {
-				case LongJobStatusCh <- FinishedRAGStatus:
-				default:
-					r.logger.Warn("LongJobStatusCh channel is full or closed, dropping status message", "message", FinishedRAGStatus)
-					// Channel is full or closed, ignore the message to prevent panic
-				}
-				return nil
-			}
+			r.logger.Debug("wrote batch to db", "size", len(batch))
 		}
 	}
 }
 
-func (r *RAG) batchToVectorAsync(lock *sync.Mutex, id int, inputCh <-chan map[int][]string,
-	vectorCh chan<- []models.VectorRow, errCh chan error, filename string) {
+func (r *RAG) batchToVectorAsync(id int, inputCh <-chan map[int][]string,
+	vectorCh chan<- []models.VectorRow, errCh chan error, doneCh <-chan struct{}, filename string) {
 	var err error
 
 	defer func() {
-		// For errCh, make sure we only send if there's actually an error and the channel can accept it
 		if err != nil {
 			select {
 			case errCh <- err:
 			default:
-				// errCh might be full or closed, log but don't panic
 				r.logger.Warn("errCh channel full or closed, skipping error propagation", "worker", id, "error", err)
 			}
 		}
 	}()
 
 	for {
-		lock.Lock()
-		if len(inputCh) == 0 {
-			lock.Unlock()
-			return
-		}
-
 		select {
-		case linesMap := <-inputCh:
-			for leftI, lines := range linesMap {
-				if err := r.fetchEmb(lines, errCh, vectorCh, fmt.Sprintf("%s_%d", filename, leftI), filename); err != nil {
-					r.logger.Error("error fetching embeddings", "error", err, "worker", id)
-					lock.Unlock()
+		case <-doneCh:
+			r.logger.Debug("worker received done signal", "worker", id)
+			return
+		case linesMap, ok := <-inputCh:
+			if !ok {
+				r.logger.Debug("input channel closed, worker exiting", "worker", id)
 				return
 			}
-			}
-			lock.Unlock()
-		case err = <-errCh:
-			r.logger.Error("got an error from error channel", "error", err)
-			lock.Unlock()
+			for leftI, lines := range linesMap {
+				select {
+				case <-doneCh:
 					return
 				default:
-			lock.Unlock()
 				}
-
-		r.logger.Debug("processed batch", "batches#", len(inputCh), "worker#", id)
-		statusMsg := fmt.Sprintf("converted to vector; batches: %d, worker#: %d", len(inputCh), id)
+				if err := r.fetchEmb(lines, errCh, vectorCh, fmt.Sprintf("%s_%d", filename, leftI), filename); err != nil {
+					r.logger.Error("error fetching embeddings", "error", err, "worker", id)
+					return
+				}
+			}
+			r.logger.Debug("processed batch", "worker#", id)
+			statusMsg := fmt.Sprintf("converted to vector; worker#: %d", id)
 			select {
 			case LongJobStatusCh <- statusMsg:
 			default:
 				r.logger.Warn("LongJobStatusCh channel full or closed, dropping status message", "message", statusMsg)
-			// Channel is full or closed, ignore the message to prevent panic
+			}
 		}
 	}
 }

tables.go

@@ -236,9 +236,20 @@ func makeChatTable(chatMap map[string]models.Chat) *tview.Table {
 }
 
 // nolint:unused
+func formatSize(size int64) string {
+	units := []string{"B", "KB", "MB", "GB", "TB"}
+	i := 0
+	s := float64(size)
+	for s >= 1024 && i < len(units)-1 {
+		s /= 1024
+		i++
+	}
+	return fmt.Sprintf("%.1f%s", s, units[i])
+}
+
 func makeRAGTable(fileList []string) *tview.Flex {
 	actions := []string{"load", "delete"}
-	rows, cols := len(fileList), len(actions)+1
+	rows, cols := len(fileList), len(actions)+2
 	fileTable := tview.NewTable().
 		SetBorders(true)
 	longStatusView := tview.NewTextView()
@@ -252,39 +263,62 @@ func makeRAGTable(fileList []string) *tview.Flex {
 		AddItem(fileTable, 0, 60, true)
 	// Add the exit option as the first row (row 0)
 	fileTable.SetCell(0, 0,
-		tview.NewTableCell("Exit RAG manager").
+		tview.NewTableCell("File Name").
 			SetTextColor(tcell.ColorWhite).
 			SetAlign(tview.AlignCenter).
 			SetSelectable(false))
 	fileTable.SetCell(0, 1,
-		tview.NewTableCell("(Close without action)").
-			SetTextColor(tcell.ColorGray).
+		tview.NewTableCell("Preview").
+			SetTextColor(tcell.ColorWhite).
 			SetAlign(tview.AlignCenter).
 			SetSelectable(false))
 	fileTable.SetCell(0, 2,
-		tview.NewTableCell("exit").
-			SetTextColor(tcell.ColorGray).
-			SetAlign(tview.AlignCenter))
+		tview.NewTableCell("Load").
+			SetTextColor(tcell.ColorWhite).
+			SetAlign(tview.AlignCenter).
+			SetSelectable(false))
+	fileTable.SetCell(0, 3,
+		tview.NewTableCell("Delete").
+			SetTextColor(tcell.ColorWhite).
+			SetAlign(tview.AlignCenter).
+			SetSelectable(false))
 	// Add the file rows starting from row 1
 	for r := 0; r < rows; r++ {
 		for c := 0; c < cols; c++ {
 			color := tcell.ColorWhite
 			switch {
-			case c < 1:
-				fileTable.SetCell(r+1, c, // +1 to account for the exit row at index 0
+			case c == 0:
+				fileTable.SetCell(r+1, c,
 					tview.NewTableCell(fileList[r]).
 						SetTextColor(color).
 						SetAlign(tview.AlignCenter).
 						SetSelectable(false))
-			case c == 1: // Action description column - not selectable
-				fileTable.SetCell(r+1, c, // +1 to account for the exit row at index 0
-					tview.NewTableCell("(Action)").
+			case c == 1:
+				fpath := path.Join(cfg.RAGDir, fileList[r])
+				if fi, err := os.Stat(fpath); err == nil {
+					size := fi.Size()
+					modTime := fi.ModTime()
+					preview := fmt.Sprintf("%s | %s", formatSize(size), modTime.Format("2006-01-02 15:04"))
+					fileTable.SetCell(r+1, c,
+						tview.NewTableCell(preview).
 							SetTextColor(color).
 							SetAlign(tview.AlignCenter).
 							SetSelectable(false))
-			default: // Action button column - selectable
-				fileTable.SetCell(r+1, c, // +1 to account for the exit row at index 0
-					tview.NewTableCell(actions[c-1]).
+				} else {
+					fileTable.SetCell(r+1, c,
+						tview.NewTableCell("error").
+							SetTextColor(color).
+							SetAlign(tview.AlignCenter).
+							SetSelectable(false))
+				}
+			case c == 2:
+				fileTable.SetCell(r+1, c,
+					tview.NewTableCell("load").
+						SetTextColor(color).
+						SetAlign(tview.AlignCenter))
+			default:
+				fileTable.SetCell(r+1, c,
+					tview.NewTableCell("delete").
 						SetTextColor(color).
 						SetAlign(tview.AlignCenter))
 			}
@@ -318,7 +352,7 @@ func makeRAGTable(fileList []string) *tview.Flex {
 	}()
 	fileTable.Select(0, 0).
 		SetFixed(1, 1).
-		SetSelectable(true, false).
+		SetSelectable(true, true).
 		SetSelectedStyle(tcell.StyleDefault.Background(tcell.ColorGray).Foreground(tcell.ColorWhite)).
 		SetDoneFunc(func(key tcell.Key) {
 			if key == tcell.KeyEsc || key == tcell.KeyF1 || key == tcell.Key('x') || key == tcell.KeyCtrlX {
@@ -335,6 +369,8 @@ func makeRAGTable(fileList []string) *tview.Flex {
 		}
 		// defer pages.RemovePage(RAGPage)
 		tc := fileTable.GetCell(row, column)
+		tc.SetTextColor(tcell.ColorRed)
+		fileTable.SetSelectable(false, false)
 		// Check if the selected row is the exit row (row 0) - do this first to avoid index issues
 		if row == 0 {
 			pages.RemovePage(RAGPage)
@@ -385,7 +421,7 @@ func makeRAGTable(fileList []string) *tview.Flex {
 
 func makeLoadedRAGTable(fileList []string) *tview.Flex {
 	actions := []string{"delete"}
-	rows, cols := len(fileList), len(actions)+1
+	rows, cols := len(fileList), len(actions)+2
 	// Add 1 extra row for the "exit" option at the top
 	fileTable := tview.NewTable().
 		SetBorders(true)
@@ -400,39 +436,61 @@ func makeLoadedRAGTable(fileList []string) *tview.Flex {
 		AddItem(fileTable, 0, 60, true)
 	// Add the exit option as the first row (row 0)
 	fileTable.SetCell(0, 0,
-		tview.NewTableCell("Exit Loaded Files manager").
+		tview.NewTableCell("File Name").
 			SetTextColor(tcell.ColorWhite).
 			SetAlign(tview.AlignCenter).
 			SetSelectable(false))
 	fileTable.SetCell(0, 1,
-		tview.NewTableCell("(Close without action)").
-			SetTextColor(tcell.ColorGray).
+		tview.NewTableCell("Preview").
+			SetTextColor(tcell.ColorWhite).
 			SetAlign(tview.AlignCenter).
 			SetSelectable(false))
 	fileTable.SetCell(0, 2,
-		tview.NewTableCell("exit").
-			SetTextColor(tcell.ColorGray).
-			SetAlign(tview.AlignCenter))
+		tview.NewTableCell("Load").
+			SetTextColor(tcell.ColorWhite).
+			SetAlign(tview.AlignCenter).
+			SetSelectable(false))
+	fileTable.SetCell(0, 3,
+		tview.NewTableCell("Delete").
+			SetTextColor(tcell.ColorWhite).
+			SetAlign(tview.AlignCenter).
+			SetSelectable(false))
 	// Add the file rows starting from row 1
 	for r := 0; r < rows; r++ {
 		for c := 0; c < cols; c++ {
 			color := tcell.ColorWhite
 			switch {
-			case c < 1:
-				fileTable.SetCell(r+1, c, // +1 to account for the exit row at index 0
+			case c == 0:
+				fileTable.SetCell(r+1, c,
 					tview.NewTableCell(fileList[r]).
 						SetTextColor(color).
 						SetAlign(tview.AlignCenter).
 						SetSelectable(false))
-			case c == 1: // Action description column - not selectable
-				fileTable.SetCell(r+1, c, // +1 to account for the exit row at index 0
-					tview.NewTableCell("(Action)").
+			case c == 1:
+				if fi, err := os.Stat(fileList[r]); err == nil {
+					size := fi.Size()
+					modTime := fi.ModTime()
+					preview := fmt.Sprintf("%s | %s", formatSize(size), modTime.Format("2006-01-02 15:04"))
+					fileTable.SetCell(r+1, c,
+						tview.NewTableCell(preview).
 							SetTextColor(color).
 							SetAlign(tview.AlignCenter).
 							SetSelectable(false))
-			default: // Action button column - selectable
-				fileTable.SetCell(r+1, c, // +1 to account for the exit row at index 0
-					tview.NewTableCell(actions[c-1]).
+				} else {
+					fileTable.SetCell(r+1, c,
+						tview.NewTableCell("error").
+							SetTextColor(color).
+							SetAlign(tview.AlignCenter).
+							SetSelectable(false))
+				}
+			case c == 2:
+				fileTable.SetCell(r+1, c,
+					tview.NewTableCell("load").
+						SetTextColor(color).
+						SetAlign(tview.AlignCenter))
+			default:
+				fileTable.SetCell(r+1, c,
+					tview.NewTableCell("delete").
 						SetTextColor(color).
 						SetAlign(tview.AlignCenter))
 			}
@@ -440,7 +498,7 @@ func makeLoadedRAGTable(fileList []string) *tview.Flex {
 	}
 	fileTable.Select(0, 0).
 		SetFixed(1, 1).
-		SetSelectable(true, false).
+		SetSelectable(true, true).
 		SetSelectedStyle(tcell.StyleDefault.Background(tcell.ColorGray).Foreground(tcell.ColorWhite)).
 		SetDoneFunc(func(key tcell.Key) {
 			if key == tcell.KeyEsc || key == tcell.KeyF1 || key == tcell.Key('x') || key == tcell.KeyCtrlX {
@@ -456,6 +514,8 @@ func makeLoadedRAGTable(fileList []string) *tview.Flex {
 			return
 		}
 		tc := fileTable.GetCell(row, column)
+		tc.SetTextColor(tcell.ColorRed)
+		fileTable.SetSelectable(false, false)
 		// Check if the selected row is the exit row (row 0) - do this first to avoid index issues
 		if row == 0 {
 			pages.RemovePage(RAGLoadedPage)
@@ -533,7 +593,7 @@ func makeAgentTable(agentList []string) *tview.Table {
 	}
 	chatActTable.Select(0, 0).
 		SetFixed(1, 1).
-		SetSelectable(true, false).
+		SetSelectable(true, true).
 		SetSelectedStyle(tcell.StyleDefault.Background(tcell.ColorGray).Foreground(tcell.ColorWhite)).
 		SetDoneFunc(func(key tcell.Key) {
 			if key == tcell.KeyEsc || key == tcell.KeyF1 || key == tcell.Key('x') {
@@ -549,6 +609,8 @@ func makeAgentTable(agentList []string) *tview.Table {
 			return
 		}
 		tc := chatActTable.GetCell(row, column)
+		tc.SetTextColor(tcell.ColorRed)
+		chatActTable.SetSelectable(false, false)
 		selected := agentList[row]
 		// notification := fmt.Sprintf("chat: %s; action: %s", selectedChat, tc.Text)
 		switch tc.Text {
@@ -630,7 +692,7 @@ func makeCodeBlockTable(codeBlocks []string) *tview.Table {
 	}
 	table.Select(0, 0).
 		SetFixed(1, 1).
-		SetSelectable(true, false).
+		SetSelectable(true, true).
 		SetSelectedStyle(tcell.StyleDefault.Background(tcell.ColorGray).Foreground(tcell.ColorWhite)).
 		SetDoneFunc(func(key tcell.Key) {
 			if key == tcell.KeyEsc || key == tcell.KeyF1 || key == tcell.Key('x') {
@@ -646,6 +708,8 @@ func makeCodeBlockTable(codeBlocks []string) *tview.Table {
 			return
 		}
 		tc := table.GetCell(row, column)
+		tc.SetTextColor(tcell.ColorRed)
+		table.SetSelectable(false, false)
 		selected := codeBlocks[row]
 		// notification := fmt.Sprintf("chat: %s; action: %s", selectedChat, tc.Text)
 		switch tc.Text {
@@ -702,7 +766,7 @@ func makeImportChatTable(filenames []string) *tview.Table {
 	}
 	chatActTable.Select(0, 0).
 		SetFixed(1, 1).
-		SetSelectable(true, false).
+		SetSelectable(true, true).
 		SetSelectedStyle(tcell.StyleDefault.Background(tcell.ColorGray).Foreground(tcell.ColorWhite)).
 		SetDoneFunc(func(key tcell.Key) {
 			if key == tcell.KeyEsc || key == tcell.KeyF1 || key == tcell.Key('x') {
@@ -718,6 +782,8 @@ func makeImportChatTable(filenames []string) *tview.Table {
 			return
 		}
 		tc := chatActTable.GetCell(row, column)
+		tc.SetTextColor(tcell.ColorRed)
+		chatActTable.SetSelectable(false, false)
 		selected := filenames[row]
 		// notification := fmt.Sprintf("chat: %s; action: %s", selectedChat, tc.Text)
 		switch tc.Text {