gum/write/command.go
Maas Lalani 01a66511a1
Hide Style Flags consistently (#457)
* refactor: hide style flags on error to not clutter usage

* docs(style): add comment regarding dynamically hiding flags
2023-11-28 14:17:57 -05:00

69 lines
1.6 KiB
Go

package write
import (
"fmt"
"os"
"strings"
"github.com/charmbracelet/bubbles/textarea"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/gum/cursor"
"github.com/charmbracelet/gum/internal/exit"
"github.com/charmbracelet/gum/internal/stdin"
)
// Run provides a shell script interface for the text area bubble.
// https://github.com/charmbracelet/bubbles/textarea
func (o Options) Run() error {
in, _ := stdin.Read()
if in != "" && o.Value == "" {
o.Value = strings.ReplaceAll(in, "\r", "")
}
a := textarea.New()
a.Focus()
a.Prompt = o.Prompt
a.Placeholder = o.Placeholder
a.ShowLineNumbers = o.ShowLineNumbers
a.CharLimit = o.CharLimit
style := textarea.Style{
Base: o.BaseStyle.ToLipgloss(),
Placeholder: o.PlaceholderStyle.ToLipgloss(),
CursorLine: o.CursorLineStyle.ToLipgloss(),
CursorLineNumber: o.CursorLineNumberStyle.ToLipgloss(),
EndOfBuffer: o.EndOfBufferStyle.ToLipgloss(),
LineNumber: o.LineNumberStyle.ToLipgloss(),
Prompt: o.PromptStyle.ToLipgloss(),
}
a.BlurredStyle = style
a.FocusedStyle = style
a.Cursor.Style = o.CursorStyle.ToLipgloss()
a.Cursor.SetMode(cursor.Modes[o.CursorMode])
a.SetWidth(o.Width)
a.SetHeight(o.Height)
a.SetValue(o.Value)
p := tea.NewProgram(model{
textarea: a,
header: o.Header,
headerStyle: o.HeaderStyle.ToLipgloss(),
autoWidth: o.Width < 1,
}, tea.WithOutput(os.Stderr))
tm, err := p.Run()
if err != nil {
return fmt.Errorf("failed to run write: %w", err)
}
m := tm.(model)
if m.aborted {
return exit.ErrAborted
}
fmt.Println(m.textarea.Value())
return nil
}