♻️ Refactor filter list component

Refactor filter list to not require configuration options when
instantiating.

These changes were necessary as future requirements would increase the
function signature arguments beyond a reasonable size.

internal/ui/filterlist/filterlist.go

@@ -26,19 +26,18 @@ type Model struct {
 }
 
 const (
+	defaultHeight    = 2
 	defaultWidth     = 68
 	defaultCharLimit = 20
 )
 
-func New(items []list.Item, prompt string, h int, state *commit.State) Model {
+func New(state *commit.State) Model {
 	m := Model{
-		PromptText: prompt,
-		Height:     h,
-		Width:      defaultWidth,
-		CharLimit:  defaultCharLimit,
-		state:      state,
-		styles:     defaultStyles(state.Theme),
-		items:      items,
+		Height:    defaultHeight,
+		Width:     defaultWidth,
+		CharLimit: defaultCharLimit,
+		state:     state,
+		styles:    defaultStyles(state.Theme),
 	}
 
 	m.list = m.newList()
@@ -152,8 +151,19 @@ func (m *Model) SetItems(i []list.Item) tea.Cmd {
 	return m.list.SetItems(i)
 }
 
+func (m *Model) SetHeight(h int) {
+	m.Height = h
+	m.list.SetHeight(h)
+}
+
+func (m *Model) SetPromptText(txt string) {
+	m.PromptText = txt
+	m.textInput.Width = m.Width - lipgloss.Width(m.PromptText)
+	m.styleTextInput(&m.textInput)
+}
+
 func (m Model) newList() list.Model {
-	l := list.New(m.items, list.NewDefaultDelegate(), m.Width, m.Height)
+	l := list.New([]list.Item{}, list.NewDefaultDelegate(), m.Width, m.Height)
 	l.SetShowHelp(false)
 	l.SetShowPagination(false)
 	l.SetShowStatusBar(false)

internal/ui/filterlist/filterlist_test.go

@@ -342,9 +342,24 @@ func TestModel(t *testing.T) {
 				Theme: theme.New(config.ColourAdaptive),
 			}
 
-			m := filterlist.New(castToListItems(tt.args.items), tt.args.title, tt.args.height, state)
+			m := filterlist.New(state)
 			m, _ = filterlist.ToModel(m.Update(nil))
 
+			if len(tt.args.items) > 0 {
+				m.SetItems(castToListItems(tt.args.items))
+				m, _ = filterlist.ToModel(m.Update(nil))
+			}
+
+			if tt.args.height != 0 {
+				m.SetHeight(tt.args.height)
+				m, _ = filterlist.ToModel(m.Update(nil))
+			}
+
+			if tt.args.title != "" {
+				m.SetPromptText(tt.args.title)
+				m, _ = filterlist.ToModel(m.Update(nil))
+			}
+
 			if tt.args.model != nil {
 				m = tt.args.model(m)
 			}

internal/ui/header/header.go

@@ -59,14 +59,13 @@ func New(state *commit.State) Model {
 		state:         state,
 		styles:        defaultStyles(state.Theme),
 		summaryInput:  summaryInput(state),
-		filterList: filterlist.New(
-			castToListItems(state.Emojis.Emojis, WithCompatibility(state.Config.View.Compatibility)),
-			filterPromptText,
-			filterHeight,
-			state,
-		),
+		filterList:    filterlist.New(state),
 	}
 
+	m.filterList.SetItems(castToListItems(state.Emojis.Emojis, WithCompatibility(state.Config.View.Compatibility)))
+	m.filterList.SetHeight(filterHeight)
+	m.filterList.SetPromptText(filterPromptText)
+
 	return m
 }
 

internal/ui/info/info.go

@@ -58,14 +58,13 @@ func New(state *commit.State) Model {
 		Authors:      authors,
 		state:        state,
 		styles:       defaultStyles(state.Theme),
-		filterList: filterlist.New(
-			castToListItems(state.Repository.Users),
-			filterPromptText,
-			filterHeight,
-			state,
-		),
+		filterList:   filterlist.New(state),
 	}
 
+	m.filterList.SetItems(castToListItems(state.Repository.Users))
+	m.filterList.SetHeight(filterHeight)
+	m.filterList.SetPromptText(filterPromptText)
+
 	if state.Options.Amend {
 		m.Hash = state.Repository.Head.Hash
 		m.Date = state.Repository.Head.When.Format(dateTimeFormat)