2 files changed, 90 insertions, 4 deletions

diff --git a/internal/ui/table.go b/internal/ui/table.go
index 4c5aa3d..755e077 100644
--- a/internal/ui/table.go
+++ b/internal/ui/table.go
@@ -21,9 +21,10 @@ type Model struct {
 	tbl      atable.Model
 	showHelp bool
 
-	annotating    bool
-	annotateID    int
-	annotateInput textinput.Model
+	annotating         bool
+	annotateID         int
+	annotateInput      textinput.Model
+	replaceAnnotations bool
 
 	filter string
 	tasks  []task.Task
@@ -130,13 +131,19 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		if m.annotating {
 			switch msg.Type {
 			case tea.KeyEnter:
-				task.Annotate(m.annotateID, m.annotateInput.Value())
+				if m.replaceAnnotations {
+					task.ReplaceAnnotations(m.annotateID, m.annotateInput.Value())
+					m.replaceAnnotations = false
+				} else {
+					task.Annotate(m.annotateID, m.annotateInput.Value())
+				}
 				m.annotating = false
 				m.annotateInput.Blur()
 				m.reload()
 				return m, nil
 			case tea.KeyEsc:
 				m.annotating = false
+				m.replaceAnnotations = false
 				m.annotateInput.Blur()
 				return m, nil
 			}
@@ -186,6 +193,19 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				if id, err := strconv.Atoi(idStr); err == nil {
 					m.annotateID = id
 					m.annotating = true
+					m.replaceAnnotations = false
+					m.annotateInput.SetValue("")
+					m.annotateInput.Focus()
+					return m, nil
+				}
+			}
+		case "A":
+			if row := m.tbl.SelectedRow(); row != nil {
+				idStr := ansi.Strip(row[0])
+				if id, err := strconv.Atoi(idStr); err == nil {
+					m.annotateID = id
+					m.annotating = true
+					m.replaceAnnotations = true
 					m.annotateInput.SetValue("")
 					m.annotateInput.Focus()
 					return m, nil
@@ -211,6 +231,7 @@ func (m Model) View() string {
 			"E: edit task",
 			"s: toggle start/stop",
 			"a: annotate task",
+			"A: replace annotations",
 			"q: quit",
 			"?: help", // show help toggle line
 		)
diff --git a/internal/ui/table_test.go b/internal/ui/table_test.go
index d7b2da8..527eba6 100644
--- a/internal/ui/table_test.go
+++ b/internal/ui/table_test.go
@@ -62,3 +62,68 @@ func TestAnnotateHotkey(t *testing.T) {
 		t.Fatalf("annotation not recorded: %q", data)
 	}
 }
+
+func TestReplaceAnnotationHotkey(t *testing.T) {
+	tmp := t.TempDir()
+	taskPath := filepath.Join(tmp, "task")
+	annoFile := filepath.Join(tmp, "anno.txt")
+	logFile := filepath.Join(tmp, "log.txt")
+
+	script := "#!/bin/sh\n" +
+		"if echo \"$@\" | grep -q export; then\n" +
+		"  echo '{\"id\":1,\"uuid\":\"x\",\"description\":\"d\",\"status\":\"pending\",\"entry\":\"\",\"priority\":\"\",\"urgency\":0,\"annotations\":[{\"entry\":\"\",\"description\":\"old\"}]}'\n" +
+		"  exit 0\n" +
+		"fi\n" +
+		"echo \"$@\" >> " + logFile + "\n" +
+		"if [ \"$1\" = \"1\" ] && [ \"$2\" = \"annotate\" ]; then\n" +
+		"  echo \"$3\" > " + annoFile + "\n" +
+		"  exit 0\n" +
+		"fi\n"
+
+	if err := os.WriteFile(taskPath, []byte(script), 0o755); err != nil {
+		t.Fatal(err)
+	}
+
+	origPath := os.Getenv("PATH")
+	os.Setenv("PATH", tmp+":"+origPath)
+	t.Cleanup(func() { os.Setenv("PATH", origPath) })
+
+	os.Setenv("TASKDATA", tmp)
+	os.Setenv("TASKRC", "/dev/null")
+	t.Cleanup(func() {
+		os.Unsetenv("TASKDATA")
+		os.Unsetenv("TASKRC")
+	})
+
+	m, err := New("")
+	if err != nil {
+		t.Fatalf("New: %v", err)
+	}
+
+	mv, _ := m.Update(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune{'A'}})
+	m = mv.(Model)
+	for _, r := range "new" {
+		mv, _ = m.Update(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune{r}})
+		m = mv.(Model)
+	}
+	mv, _ = m.Update(tea.KeyMsg{Type: tea.KeyEnter})
+	m = mv.(Model)
+
+	data, err := os.ReadFile(annoFile)
+	if err != nil {
+		t.Fatalf("read ann: %v", err)
+	}
+
+	if strings.TrimSpace(string(data)) != "new" {
+		t.Fatalf("annotation not recorded: %q", data)
+	}
+
+	logData, err := os.ReadFile(logFile)
+	if err != nil {
+		t.Fatalf("read log: %v", err)
+	}
+
+	if !strings.Contains(string(logData), "denotate") {
+		t.Fatalf("denotate not called: %s", logData)
+	}
+}