73 lines
1.5 KiB
Go
73 lines
1.5 KiB
Go
package tui
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import (
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"fmt"
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"github.com/charmbracelet/bubbles/textinput"
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tea "github.com/charmbracelet/bubbletea"
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)
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// AskInput shows a text input prompt and returns the entered value or empty string if cancelled
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func AskInput(prompt, placeholder string) (string, error) {
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ti := textinput.New()
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ti.Placeholder = placeholder
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ti.Focus()
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ti.Width = 40
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m := &inputModel{ // Use pointer
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textInput: ti,
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prompt: prompt,
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result: "",
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}
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p := tea.NewProgram(m)
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finalModel, err := p.Run()
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if err != nil {
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return "", err
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}
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// Cast back to our model type and access result
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if finalInputModel, ok := finalModel.(*inputModel); ok {
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return finalInputModel.result, nil
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}
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return "", nil
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}
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type inputModel struct {
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textInput textinput.Model
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prompt string
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result string
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}
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func (m *inputModel) Init() tea.Cmd { // Use pointer receiver
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return tea.Sequence(tea.EnterAltScreen, textinput.Blink, tea.HideCursor)
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}
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func (m *inputModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) { // Use pointer receiver
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var cmd tea.Cmd
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switch msg := msg.(type) {
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case tea.KeyMsg:
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switch msg.Type {
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case tea.KeyEnter:
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m.result = m.textInput.Value()
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fmt.Println("You entered:", m.result)
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return m, tea.Quit
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case tea.KeyCtrlQ:
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return m, tea.Quit
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}
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}
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m.textInput, cmd = m.textInput.Update(msg)
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return m, cmd
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}
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func (m *inputModel) View() string { // Use pointer receiver
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return fmt.Sprintf(
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"%s\n\n%s\n\n<enter> to submit • <ctrl+q> to quit",
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titleStyle.Render(m.prompt),
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m.textInput.View(),
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)
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}
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