mirror of
https://github.com/charmbracelet/gum
synced 2026-03-15 22:25:45 +01:00
85 lines
2.1 KiB
Go
85 lines
2.1 KiB
Go
package write
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import (
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"errors"
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"fmt"
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"os"
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"strings"
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"github.com/charmbracelet/bubbles/v2/help"
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"github.com/charmbracelet/bubbles/v2/textarea"
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tea "github.com/charmbracelet/bubbletea/v2"
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"github.com/charmbracelet/gum/internal/stdin"
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"github.com/charmbracelet/gum/internal/timeout"
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)
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// Run provides a shell script interface for the text area bubble.
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// https://github.com/charmbracelet/bubbles/textarea
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func (o Options) Run() error {
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in, _ := stdin.Read(stdin.StripANSI(o.StripANSI))
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if in != "" && o.Value == "" {
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o.Value = strings.ReplaceAll(in, "\r", "")
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}
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a := textarea.New()
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a.Focus()
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a.Prompt = o.Prompt
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a.Placeholder = o.Placeholder
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a.ShowLineNumbers = o.ShowLineNumbers
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a.CharLimit = o.CharLimit
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a.MaxHeight = o.MaxLines
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style := textarea.StyleState{
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Base: o.BaseStyle.ToLipgloss(),
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Placeholder: o.PlaceholderStyle.ToLipgloss(),
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CursorLine: o.CursorLineStyle.ToLipgloss(),
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CursorLineNumber: o.CursorLineNumberStyle.ToLipgloss(),
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EndOfBuffer: o.EndOfBufferStyle.ToLipgloss(),
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LineNumber: o.LineNumberStyle.ToLipgloss(),
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Prompt: o.PromptStyle.ToLipgloss(),
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}
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a.Styles.Focused = style
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a.Styles.Blurred = style
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a.Styles.Cursor.Color = o.CursorStyle.ToLipgloss().GetForeground()
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a.Styles.Cursor.Blink = o.CursorMode == "blink"
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// TODO: handle cursor hidden
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// a.Cursor.SetMode(cursor.Modes[o.CursorMode])
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a.SetWidth(o.Width)
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a.SetHeight(o.Height)
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a.SetValue(o.Value)
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m := model{
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textarea: a,
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header: o.Header,
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headerStyle: o.HeaderStyle.ToLipgloss(),
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autoWidth: o.Width < 1,
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help: help.New(),
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showHelp: o.ShowHelp,
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keymap: defaultKeymap(),
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}
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m.textarea.KeyMap.InsertNewline = m.keymap.InsertNewline
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ctx, cancel := timeout.Context(o.Timeout)
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defer cancel()
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p := tea.NewProgram(
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m,
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tea.WithOutput(os.Stderr),
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tea.WithReportFocus(),
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tea.WithContext(ctx),
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)
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tm, err := p.Run()
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if err != nil {
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return fmt.Errorf("failed to run write: %w", err)
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}
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m = tm.(model)
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if !m.submitted {
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return errors.New("not submitted")
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}
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fmt.Println(m.textarea.Value())
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return nil
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}
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