gum/input/command.go
Mathias Griffe 06e8546366 feat: Make input and write textarea CharLimit configurable through options
Removes the hardcoded 400 chars CharLimit (default for textarea), and make the CharLimit configurable through an Option.
2022-08-03 11:20:09 -04:00

57 lines
1.2 KiB
Go

package input
import (
"fmt"
"os"
"github.com/alecthomas/kong"
"github.com/charmbracelet/bubbles/textinput"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/gum/internal/exit"
"github.com/charmbracelet/gum/internal/stdin"
"github.com/charmbracelet/gum/style"
)
// Run provides a shell script interface for the text input bubble.
// https://github.com/charmbracelet/bubbles/textinput
func (o Options) Run() error {
i := textinput.New()
if in, _ := stdin.Read(); in != "" && o.Value == "" {
i.SetValue(in)
} else {
i.SetValue(o.Value)
}
i.Focus()
i.Prompt = o.Prompt
i.Placeholder = o.Placeholder
i.Width = o.Width
i.PromptStyle = o.PromptStyle.ToLipgloss()
i.CursorStyle = o.CursorStyle.ToLipgloss()
i.CharLimit = o.CharLimit
if o.Password {
i.EchoMode = textinput.EchoPassword
i.EchoCharacter = '•'
}
p := tea.NewProgram(model{
textinput: i,
aborted: false,
}, tea.WithOutput(os.Stderr))
tm, err := p.StartReturningModel()
m := tm.(model)
if m.aborted {
return exit.ErrAborted
}
fmt.Println(m.textinput.Value())
return err
}
// BeforeReset hook. Used to unclutter style flags.
func (o Options) BeforeReset(ctx *kong.Context) error {
return style.HideFlags(ctx)
}