Allow moving tickets between projects with P.

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/command/move_test.go

@@ -0,0 +1,57 @@
+package command_test
+
+import (
+	"testing"
+	"time"
+
+	"task/internal/command"
+	"task/internal/ticket"
+)
+
+func TestMoveTicketUndo(t *testing.T) {
+	dir := t.TempDir()
+	store := ticket.NewJSONStore(dir)
+	timeStore := ticket.NewJSONTimeStore(dir)
+	h := command.NewHistory()
+
+	created, err := store.Create(ticket.Ticket{
+		Title: "Misfiled", ProjectID: "inbox", Status: ticket.StatusTodo,
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if _, err := timeStore.Create(ticket.TimeEntry{
+		TicketID: created.ID, ProjectID: "inbox", Duration: 15 * time.Minute, Source: ticket.SourceManual,
+	}); err != nil {
+		t.Fatal(err)
+	}
+
+	after := created
+	after.ProjectID = "client"
+	if err := h.Do(&command.MoveTicket{
+		Store: store, TimeStore: timeStore, Before: created, After: after,
+	}); err != nil {
+		t.Fatal(err)
+	}
+
+	list, _ := store.List("client")
+	if len(list) != 1 {
+		t.Fatalf("client len=%d", len(list))
+	}
+	entries, _ := timeStore.ListByTicket(created.ID)
+	if len(entries) != 1 || entries[0].ProjectID != "client" {
+		t.Fatalf("time entries: %+v", entries)
+	}
+
+	if err := h.Undo(); err != nil {
+		t.Fatal(err)
+	}
+	list, _ = store.List("inbox")
+	if len(list) != 1 {
+		t.Fatalf("inbox after undo len=%d", len(list))
+	}
+	entries, _ = timeStore.ListByTicket(created.ID)
+	if len(entries) != 1 || entries[0].ProjectID != "inbox" {
+		t.Fatalf("time after undo: %+v", entries)
+	}
+}