feat: add copy entry ability

internal/messages/messages.go

@@ -84,6 +84,10 @@ type EntryUpdatedMsg struct {
 	Entry models.Entry
 }
 
+type EntryCopyStartedMsg struct {
+	Entry models.Entry
+}
+
 // =====================================
 // Modal messages
 // =====================================

internal/ui/app.go

@@ -350,6 +350,12 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		m.viewport.SetContent(m.renderContent())
 		return m, nil
 
+	case messages.EntryCopyStartedMsg:
+		m.showModal = true
+		m.modal = modal.CopyEntryForm(m.config, m.projects, msg.Entry)
+		m.viewport.SetContent(m.renderContent())
+		return m, nil
+
 	case messages.EntryDeleteStartedMsg:
 		m.showModal = true
 		m.modal = modal.NewDeleteConfirmation(msg.EntryId)

internal/ui/components/entryform/entryform.go

@@ -114,6 +114,42 @@ func New(cfg *config.Config, projects []models.Project) Model {
 	}
 }
 
+func (m Model) CopyEntry(entry models.Entry) Model {
+	m.editing = false
+
+	m.selectedEntry = entry
+
+	m.description.SetValue(entry.Description)
+
+	// Setup Calendar
+	m.calendar.SetSelectedDay(entry.TimeInterval.Start.In(time.Local))
+
+	// Pre-fill time inputs
+	startStr := entry.TimeInterval.Start.In(time.Local).Format("3:04 PM")
+	endStr := entry.TimeInterval.End.In(time.Local).Format("3:04 PM")
+	m.timeStart.SetValue(startStr)
+	m.timeEnd.SetValue(endStr)
+
+	// Find and select the project
+	for i, proj := range m.projects {
+		if proj.ID == entry.ProjectID {
+			m.selectedProj = proj
+			m.selectedProjID = i
+			break
+		}
+	}
+
+	// Find the cursor position for the project
+	for i, proj := range m.projects {
+		if proj.ID == entry.ProjectID {
+			m.cursor = i
+			break
+		}
+	}
+
+	return m
+}
+
 func (m Model) UpdateEntry(entry models.Entry) Model {
 	m.editing = true
 

internal/ui/components/help/keybindings.go

@@ -49,6 +49,7 @@ var Global = GlobalKeyMap{
 type EntryKeyMap struct {
 	Delete key.Binding
 	Edit   key.Binding
+	Copy   key.Binding
 	New    key.Binding
 	Up     key.Binding
 	Down   key.Binding
@@ -86,6 +87,10 @@ var Entry = EntryKeyMap{
 		key.WithKeys("e"),
 		key.WithHelp("e", "Edit entry"),
 	),
+	Copy: key.NewBinding(
+		key.WithKeys("c"),
+		key.WithHelp("c", "Copy entry"),
+	),
 	Delete: key.NewBinding(
 		key.WithKeys("d"),
 		key.WithHelp("d", "Delete entry"),

internal/ui/components/modal/modal.go

@@ -71,6 +71,25 @@ func UpdateEntryForm(cfg *config.Config, projects []models.Project, entry models
 	}
 }
 
+func CopyEntryForm(cfg *config.Config, projects []models.Project, entry models.Entry) *Model {
+	form := entryform.New(cfg, projects)
+	form = form.CopyEntry(entry)
+	viewport := viewport.New(0, styles.ModalHeight)
+	viewport.SetContent(form.View())
+
+	if viewport.Height > viewport.TotalLineCount() {
+		viewport.Height = viewport.TotalLineCount()
+		viewport.SetContent(form.View())
+	}
+
+	return &Model{
+		modalType: EntryModal,
+		entryForm: &form,
+		viewport:  viewport,
+		title:     "Copy Entry",
+	}
+}
+
 func NewDeleteConfirmation(entryId string) *Model {
 	deleteConfirmation := confirmation.New(entryId, "entry")
 	viewport := viewport.New(0, 4)

internal/ui/views/entries/entries.go

@@ -81,6 +81,15 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
 					return messages.EntryDeleteStartedMsg{EntryId: selectedEntry.ID}
 				}
 			}
+		case "c":
+			// Copy the selected entry
+			if len(m.entries) > 0 {
+				selectedEntry := m.entries[m.list.Index()]
+				// Open the edit modal
+				return m, func() tea.Msg {
+					return messages.EntryCopyStartedMsg{Entry: selectedEntry}
+				}
+			}
 		}
 
 	case messages.EntriesLoadedMsg: