From f8caeef1958d0c6e098e6e16e942f46aa69df4ec Mon Sep 17 00:00:00 2001
From: Dieter Eickstaedt <eickstaedt@deicon.de>
Date: Fri, 30 Jun 2023 15:17:09 +0200
Subject: [PATCH] feat: Timeout for Spin Command (#385)

* feat: Timeout for Spin Command

* fix: spin timeout

---------

Co-authored-by: Maas Lalani <maas@lalani.dev>
---
 spin/command.go |  3 ++-
 spin/options.go | 19 ++++++++++++-------
 spin/spin.go    | 22 ++++++++++++++++++++--
 3 files changed, 34 insertions(+), 10 deletions(-)

diff --git a/spin/command.go b/spin/command.go
index 082ef3788..9482b7fae 100644
--- a/spin/command.go
+++ b/spin/command.go
@@ -26,7 +26,8 @@ func (o Options) Run() error {
 		title:      o.TitleStyle.ToLipgloss().Render(o.Title),
 		command:    o.Command,
 		align:      o.Align,
-		showOutput: o.ShowOutput && isTTY,
+		timeout:    o.Timeout,
+		hasTimeout: o.Timeout > 0,
 	}
 	p := tea.NewProgram(m, tea.WithOutput(os.Stderr))
 	mm, err := p.Run()
diff --git a/spin/options.go b/spin/options.go
index e277fb5d0..9b55c4aa5 100644
--- a/spin/options.go
+++ b/spin/options.go
@@ -1,15 +1,20 @@
 package spin
 
-import "github.com/charmbracelet/gum/style"
+import (
+	"time"
+
+	"github.com/charmbracelet/gum/style"
+)
 
 // Options is the customization options for the spin command.
 type Options struct {
 	Command []string `arg:"" help:"Command to run"`
 
-	ShowOutput   bool         `help:"Show or pipe output of command during execution" default:"false" env:"GUM_SPIN_SHOW_OUTPUT"`
-	Spinner      string       `help:"Spinner type" short:"s" type:"spinner" enum:"line,dot,minidot,jump,pulse,points,globe,moon,monkey,meter,hamburger" default:"dot" env:"GUM_SPIN_SPINNER"`
-	SpinnerStyle style.Styles `embed:"" prefix:"spinner." set:"defaultForeground=212" envprefix:"GUM_SPIN_SPINNER_"`
-	Title        string       `help:"Text to display to user while spinning" default:"Loading..." env:"GUM_SPIN_TITLE"`
-	TitleStyle   style.Styles `embed:"" prefix:"title." envprefix:"GUM_SPIN_TITLE_"`
-	Align        string       `help:"Alignment of spinner with regard to the title" short:"a" type:"align" enum:"left,right" default:"left" env:"GUM_SPIN_ALIGN"`
+	ShowOutput   bool          `help:"Show or pipe output of command during execution" default:"false" env:"GUM_SPIN_SHOW_OUTPUT"`
+	Spinner      string        `help:"Spinner type" short:"s" type:"spinner" enum:"line,dot,minidot,jump,pulse,points,globe,moon,monkey,meter,hamburger" default:"dot" env:"GUM_SPIN_SPINNER"`
+	SpinnerStyle style.Styles  `embed:"" prefix:"spinner." set:"defaultForeground=212" envprefix:"GUM_SPIN_SPINNER_"`
+	Title        string        `help:"Text to display to user while spinning" default:"Loading..." env:"GUM_SPIN_TITLE"`
+	TitleStyle   style.Styles  `embed:"" prefix:"title." envprefix:"GUM_SPIN_TITLE_"`
+	Align        string        `help:"Alignment of spinner with regard to the title" short:"a" type:"align" enum:"left,right" default:"left" env:"GUM_SPIN_ALIGN"`
+	Timeout      time.Duration `help:"Timeout until spin command aborts" default:"0" env:"GUM_SPIN_TIMEOUT"`
 }
diff --git a/spin/spin.go b/spin/spin.go
index 2648b9a76..48f6f7faf 100644
--- a/spin/spin.go
+++ b/spin/spin.go
@@ -17,6 +17,10 @@ package spin
 import (
 	"os/exec"
 	"strings"
+	"time"
+
+	"github.com/charmbracelet/gum/internal/exit"
+	"github.com/charmbracelet/gum/timeout"
 
 	"github.com/charmbracelet/bubbles/spinner"
 	tea "github.com/charmbracelet/bubbletea"
@@ -31,6 +35,8 @@ type model struct {
 	status     int
 	stdout     string
 	showOutput bool
+	timeout    time.Duration
+	hasTimeout bool
 }
 
 var outbuf strings.Builder
@@ -71,14 +77,19 @@ func (m model) Init() tea.Cmd {
 	return tea.Batch(
 		m.spinner.Tick,
 		commandStart(m.command),
+		timeout.Init(m.timeout, nil),
 	)
 }
 func (m model) View() string {
+	var str string
+	if m.hasTimeout {
+		str = timeout.Str(m.timeout)
+	}
 	var header string
 	if m.align == "left" {
-		header = m.spinner.View() + " " + m.title
+		header = m.spinner.View() + str + " " + m.title
 	} else {
-		header = m.title + " " + m.spinner.View()
+		header = str + " " + m.title + " " + m.spinner.View()
 	}
 	if !m.showOutput {
 		return header
@@ -89,6 +100,13 @@ func (m model) View() string {
 func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	var cmd tea.Cmd
 	switch msg := msg.(type) {
+	case timeout.TickTimeoutMsg:
+		if msg.TimeoutValue <= 0 {
+			m.status = exit.StatusAborted
+			return m, tea.Quit
+		}
+		m.timeout = msg.TimeoutValue
+		return m, timeout.Tick(msg.TimeoutValue, msg.Data)
 	case finishCommandMsg:
 		m.stdout = msg.stdout
 		m.status = msg.status