diff --git a/internal/view/helper.go b/internal/view/helper.go
index 3bb8138b..2240463c 100644
--- a/internal/view/helper.go
+++ b/internal/view/helper.go
@@ -35,6 +35,68 @@ const (
 	Press 'q' / ESC / CTRL+C to quit.`
 )
 
+// ValidIssueColumns returns valid columns for issue list.
+func ValidIssueColumns() []string {
+	return []string{
+		fieldType,
+		fieldKey,
+		fieldSummary,
+		fieldStatus,
+		fieldAssignee,
+		fieldReporter,
+		fieldPriority,
+		fieldResolution,
+		fieldCreated,
+		fieldUpdated,
+	}
+}
+
+// ValidSprintColumns returns valid columns for sprint list.
+func ValidSprintColumns() []string {
+	return []string{
+		fieldID,
+		fieldName,
+		fieldStartDate,
+		fieldEndDate,
+		fieldCompleteDate,
+		fieldState,
+	}
+}
+
+// GetPager returns configured pager.
+func GetPager() string {
+	if runtime.GOOS == "windows" {
+		return ""
+	}
+	pager := os.Getenv("PAGER")
+	if pager == "" {
+		pager = "less -r"
+	}
+	return pager
+}
+
+// PagerOut outputs to configured pager if possible.
+func PagerOut(out string) error {
+	pager := GetPager()
+	if pager == "" {
+		_, err := fmt.Print(out)
+		return err
+	}
+	pa := strings.Split(pager, " ")
+	cmd := exec.Command(pa[0], pa[1:]...)
+	cmd.Stdin = strings.NewReader(out)
+	cmd.Stdout = os.Stdout
+	return cmd.Run()
+}
+
+// MDRenderer constructs markdown renderer.
+func MDRenderer() (*glamour.TermRenderer, error) {
+	return glamour.NewTermRenderer(
+		glamour.WithAutoStyle(),
+		glamour.WithWordWrap(wordWrap),
+	)
+}
+
 func formatDateTime(dt, format string) string {
 	t, err := time.Parse(format, dt)
 	if err != nil {
@@ -90,12 +152,12 @@ func renderPlain(w io.Writer, data tui.TableData) error {
 	for _, items := range data {
 		n := len(items)
 		for j, v := range items {
-			_, _ = fmt.Fprintf(w, "%s", v)
+			fmt.Fprintf(w, "%s", v)
 			if j != n-1 {
-				_, _ = fmt.Fprintf(w, "\t")
+				fmt.Fprintf(w, "\t")
 			}
 		}
-		_, _ = fmt.Fprintln(w)
+		fmt.Fprintln(w)
 	}
 
 	if _, ok := w.(*tabwriter.Writer); ok {
@@ -104,65 +166,3 @@ func renderPlain(w io.Writer, data tui.TableData) error {
 
 	return nil
 }
-
-// ValidIssueColumns returns valid columns for issue list.
-func ValidIssueColumns() []string {
-	return []string{
-		fieldType,
-		fieldKey,
-		fieldSummary,
-		fieldStatus,
-		fieldAssignee,
-		fieldReporter,
-		fieldPriority,
-		fieldResolution,
-		fieldCreated,
-		fieldUpdated,
-	}
-}
-
-// ValidSprintColumns returns valid columns for sprint list.
-func ValidSprintColumns() []string {
-	return []string{
-		fieldID,
-		fieldName,
-		fieldStartDate,
-		fieldEndDate,
-		fieldCompleteDate,
-		fieldState,
-	}
-}
-
-// GetPager returns configured pager.
-func GetPager() string {
-	if runtime.GOOS == "windows" {
-		return ""
-	}
-	pager := os.Getenv("PAGER")
-	if pager == "" {
-		pager = "less -r"
-	}
-	return pager
-}
-
-// PagerOut outputs to configured pager if possible.
-func PagerOut(out string) error {
-	pager := GetPager()
-	if pager == "" {
-		_, err := fmt.Print(out)
-		return err
-	}
-	pa := strings.Split(pager, " ")
-	cmd := exec.Command(pa[0], pa[1:]...)
-	cmd.Stdin = strings.NewReader(out)
-	cmd.Stdout = os.Stdout
-	return cmd.Run()
-}
-
-// MDRenderer constructs markdown renderer.
-func MDRenderer() (*glamour.TermRenderer, error) {
-	return glamour.NewTermRenderer(
-		glamour.WithAutoStyle(),
-		glamour.WithWordWrap(wordWrap),
-	)
-}
diff --git a/pkg/tui/preview.go b/pkg/tui/preview.go
index a9d50861..05ecfe88 100644
--- a/pkg/tui/preview.go
+++ b/pkg/tui/preview.go
@@ -41,7 +41,9 @@ func NewPreview(opts ...PreviewOption) *Preview {
 
 	pv := Preview{
 		screen:        NewScreen(),
+		sidebar:       tview.NewTable(),
 		contents:      NewTable(),
+		footer:        tview.NewTextView(),
 		contentsCache: make(map[string]interface{}),
 	}
 	for _, opt := range opts {
@@ -153,9 +155,9 @@ func (pv *Preview) renderContents(pd PreviewData) {
 }
 
 func (pv *Preview) init() {
-	pv.initSidebarView()
-	pv.initContentsView()
-	pv.initFooterView()
+	pv.initSidebar()
+	pv.initContents()
+	pv.initFooter()
 
 	pv.painter = tview.NewGrid().
 		SetRows(0, 1, 2).
@@ -170,9 +172,7 @@ func (pv *Preview) init() {
 	pv.initLayout(pv.contents.view)
 }
 
-func (pv *Preview) initSidebarView() {
-	pv.sidebar = tview.NewTable()
-
+func (pv *Preview) initSidebar() {
 	pv.sidebar.SetInputCapture(func(ev *tcell.EventKey) *tcell.EventKey {
 		if ev.Key() == tcell.KeyRune {
 			switch ev.Rune() {
@@ -187,51 +187,47 @@ func (pv *Preview) initSidebarView() {
 	})
 }
 
-func (pv *Preview) initContentsView() {
+func (pv *Preview) initContents() {
 	pv.contents.view.
 		SetBorder(true).
-		SetBorderColor(tcell.ColorDarkGray)
-
-	pv.contents.view.SetInputCapture(func(ev *tcell.EventKey) *tcell.EventKey {
-		if ev.Key() == tcell.KeyRune {
-			switch ev.Rune() {
-			case 'q':
-				pv.screen.Stop()
-				os.Exit(0)
-			case 'w':
-				pv.screen.SetFocus(pv.sidebar)
-			case 'v':
-				if pv.contents.viewModeFunc != nil {
-					sr, _ := pv.sidebar.GetSelection()
-					r, c := pv.contents.view.GetSelection()
-					contents := pv.contentsCache[pv.data[sr].Key]
-
-					pv.screen.Suspend(func() { _ = pv.contents.viewModeFunc(r, c, contents) })
+		SetBorderColor(tcell.ColorDarkGray).
+		SetInputCapture(func(ev *tcell.EventKey) *tcell.EventKey {
+			if ev.Key() == tcell.KeyRune {
+				switch ev.Rune() {
+				case 'q':
+					pv.screen.Stop()
+					os.Exit(0)
+				case 'w':
+					pv.screen.SetFocus(pv.sidebar)
+				case 'v':
+					if pv.contents.viewModeFunc != nil {
+						sr, _ := pv.sidebar.GetSelection()
+						r, c := pv.contents.view.GetSelection()
+						contents := pv.contentsCache[pv.data[sr].Key]
+
+						pv.screen.Suspend(func() { _ = pv.contents.viewModeFunc(r, c, contents) })
+					}
 				}
 			}
-		}
-		return ev
-	})
+			return ev
+		})
 }
 
-func (pv *Preview) initFooterView() {
-	view := tview.NewTextView().
+func (pv *Preview) initFooter() {
+	pv.footer.
 		SetWordWrap(true).
 		SetText(pad(pv.footerText, 1)).
 		SetTextColor(tcell.ColorDefault)
-
-	pv.footer = view
 }
 
 func (pv *Preview) initLayout(view *tview.Table) {
 	view.SetSelectable(true, false).
-		SetSelectedStyle(tcell.StyleDefault.Bold(true).Dim(true))
-
-	view.SetDoneFunc(func(key tcell.Key) {
-		if key == tcell.KeyEsc {
-			pv.screen.Stop()
-		}
-	})
+		SetSelectedStyle(tcell.StyleDefault.Bold(true).Dim(true)).
+		SetDoneFunc(func(key tcell.Key) {
+			if key == tcell.KeyEsc {
+				pv.screen.Stop()
+			}
+		})
 
 	view.SetFixed(1, 1)
 }
diff --git a/pkg/tui/table.go b/pkg/tui/table.go
index c6064e47..a801a04e 100644
--- a/pkg/tui/table.go
+++ b/pkg/tui/table.go
@@ -47,16 +47,17 @@ func NewTable(opts ...TableOption) *Table {
 
 	tbl := Table{
 		screen:      NewScreen(),
+		view:        tview.NewTable(),
+		footer:      tview.NewTextView(),
 		colPad:      defaultColPad,
 		maxColWidth: defaultColWidth,
 	}
-
 	for _, opt := range opts {
 		opt(&tbl)
 	}
 
-	tbl.initTableView()
-	tbl.initFooterView()
+	tbl.initTable()
+	tbl.initFooter()
 
 	tbl.painter = tview.NewGrid().
 		SetRows(0, 1, 2).
@@ -95,7 +96,7 @@ func WithSelectedFunc(fn SelectedFunc) TableOption {
 	}
 }
 
-// WithViewModeFunc sets a func that is triggered when user a press 'v'.
+// WithViewModeFunc sets a func that is triggered when a user press 'v'.
 func WithViewModeFunc(fn ViewModeFunc) TableOption {
 	return func(t *Table) {
 		t.viewModeFunc = fn
@@ -122,42 +123,36 @@ func (t *Table) render(data TableData) {
 	renderTableCell(t, data)
 }
 
-func (t *Table) initFooterView() {
-	view := tview.NewTextView().
+func (t *Table) initFooter() {
+	t.footer.
 		SetWordWrap(true).
 		SetText(pad(t.footerText, 1)).
 		SetTextColor(tcell.ColorDefault)
-
-	t.footer = view
 }
 
-func (t *Table) initTableView() {
-	view := tview.NewTable()
-
-	view.SetSelectable(true, false).
-		SetSelectedStyle(tcell.StyleDefault.Bold(true).Dim(true))
-
-	view.SetDoneFunc(func(key tcell.Key) {
-		if key == tcell.KeyEsc {
-			t.screen.Stop()
-		}
-	}).SetInputCapture(func(ev *tcell.EventKey) *tcell.EventKey {
-		if ev.Key() == tcell.KeyRune {
-			switch ev.Rune() {
-			case 'q':
+func (t *Table) initTable() {
+	t.view.SetSelectable(true, false).
+		SetSelectedStyle(tcell.StyleDefault.Bold(true).Dim(true)).
+		SetDoneFunc(func(key tcell.Key) {
+			if key == tcell.KeyEsc {
 				t.screen.Stop()
-				os.Exit(0)
-			case 'v':
-				r, c := t.view.GetSelection()
-				t.screen.Suspend(func() { _ = t.viewModeFunc(r, c, t.data) })
 			}
-		}
-		return ev
-	})
-
-	view.SetFixed(1, 1)
+		}).
+		SetInputCapture(func(ev *tcell.EventKey) *tcell.EventKey {
+			if ev.Key() == tcell.KeyRune {
+				switch ev.Rune() {
+				case 'q':
+					t.screen.Stop()
+					os.Exit(0)
+				case 'v':
+					r, c := t.view.GetSelection()
+					t.screen.Suspend(func() { _ = t.viewModeFunc(r, c, t.data) })
+				}
+			}
+			return ev
+		})
 
-	t.view = view
+	t.view.SetFixed(1, 1)
 }
 
 func renderTableHeader(t *Table, data []string) {