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add settings page and add change text color option #7

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114 changes: 97 additions & 17 deletions main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,12 @@ func main() {
for i, title := range titles {
list.AddItem(title, "", rune('1'+i), nil)
}
lastItemShortcut := rune(list.GetItemCount() - 1 + '1')
if lastItemShortcut != rune('*') {
list.AddItem("Settings", "Open settings", rune('*'), nil)
} else {
list.AddItem("Settings", "Open settings", rune(list.GetItemCount() + '1'), nil)
}
list.AddItem("Quit", "Press to exit", 'q', func() {
app.Stop()
})
Expand All @@ -65,7 +71,17 @@ func main() {

offset := 0

inputCapture := defaultInputCapture(app, textView, list, urls, &offset)
settingsView := buildSettingsMenu(app, flex, list, textView, inputCapture)

list.SetChangedFunc(func(index int, mainText string, secondaryText string, shortcut rune) {
if(index == len(urls)) {
app.SetInputCapture(buildSettingsInputCapture())
app.SetRoot(settingsView, true)
offset = 0
textView.ScrollTo(offset, 0)
list.SetCurrentItem(index - 1)
}
if index < len(urls) {
// Reset offset when a new article is selected
offset = 0
Expand Down Expand Up @@ -96,27 +112,36 @@ func main() {
}
}()

app.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
app.SetInputCapture(inputCapture)
app.SetRoot(flex, true)

if err := app.Run(); err != nil {
panic(err)
}
}

func defaultInputCapture(app *tview.Application, textView *tview.TextView, list *tview.List, urls []string, offset *int) func(event *tcell.EventKey) *tcell.EventKey {
return func(event *tcell.EventKey) *tcell.EventKey {
switch event.Key() {
case tcell.KeyEnter:
index := list.GetCurrentItem()
itemText, _ := list.GetItemText(index)
if index >= 0 && index < len(urls) {
openURL(urls[index])
openURL((urls)[index])
} else if itemText == "Quit" {
app.Stop()
}
return nil
case tcell.KeyRight:
offset += 1
textView.ScrollTo(offset, 0)
*offset += 1
textView.ScrollTo(*offset, 0)
return nil
case tcell.KeyLeft:
offset -= 1
if offset < 0 {
offset = 0
*offset -= 1
if *offset < 0 {
*offset = 0
}
textView.ScrollTo(offset, 0)
textView.ScrollTo(*offset, 0)
return nil
case tcell.KeyRune:
switch event.Rune() {
Expand All @@ -125,28 +150,83 @@ func main() {
case 'k':
return tcell.NewEventKey(tcell.KeyUp, 0, tcell.ModNone)
case 'l':
offset += 1
textView.ScrollTo(offset, 0)
*offset += 1
textView.ScrollTo(*offset, 0)
return nil
case 'h':
offset -= 1
if offset < 0 {
offset = 0
*offset -= 1
if *offset < 0 {
*offset = 0
}
textView.ScrollTo(offset, 0)
textView.ScrollTo(*offset, 0)
return nil
default:
return event
}
default:
return event
}
}
}

func buildSettingsMenu(app *tview.Application, appFlex *tview.Flex, newsList *tview.List, newsText * tview.TextView, defaultInputCapture func(event *tcell.EventKey) *tcell.EventKey) *tview.Flex {
settingsMenu := tview.NewFlex().SetDirection(tview.FlexColumn)
settingsMenu.SetBorder(true).SetTitle("Settings").SetTitleAlign(0)

optionsList := tview.NewList().ShowSecondaryText(false).SetShortcutColor(tcell.ColorDarkGray)
widgetList := tview.NewFlex().SetDirection(tview.FlexRow)

// TODO: add more settings
var colorOptions = []string{tcell.ColorRed.String(), tcell.ColorGreen.String(), tcell.ColorBlue.String(), tcell.ColorYellow.String(), tcell.ColorWhite.String()}
var settings = map[string]tview.Primitive{
"Select text color": tview.NewDropDown().
SetLabel("Select Color (Press enter): ").
SetLabelColor(tcell.ColorWhite).
SetOptions(colorOptions, func(option string, index int) {
newsList.SetMainTextColor(tcell.ColorNames[option])
newsText.SetTextColor(tcell.ColorNames[option])
optionsList.SetMainTextColor(tcell.ColorNames[option])
app.SetFocus(optionsList)
}).
SetFieldTextColor(tcell.ColorDarkGray).
SetFieldBackgroundColor(tcell.ColorWhite),
}

shortcutIndex := 0
for option, widget := range settings {
optionsList.AddItem(option, "", rune('1' + shortcutIndex), func() {
optionsList.SetCurrentItem(0)
app.SetFocus(widget)
})
widgetList.AddItem(widget, 0, 1, false)
shortcutIndex++
}
optionsList.AddItem("Quit", "", 'q', func() {
optionsList.SetCurrentItem(0)
app.SetInputCapture(defaultInputCapture)
app.SetRoot(appFlex, true)
})

app.SetRoot(flex, true)
settingsMenu.AddItem(optionsList, 0, 1, true)
settingsMenu.AddItem(widgetList, 0, 1, false)
return settingsMenu
}

if err := app.Run(); err != nil {
panic(err)
func buildSettingsInputCapture() func(event *tcell.EventKey) *tcell.EventKey {
return func(event *tcell.EventKey) *tcell.EventKey {
switch event.Key() {
case tcell.KeyRune:
switch event.Rune() {
case 'j':
return tcell.NewEventKey(tcell.KeyDown, 0, tcell.ModNone)
case 'k':
return tcell.NewEventKey(tcell.KeyUp, 0, tcell.ModNone)
default:
return event
}
default:
return event
}
}
}

Expand Down