[FIX] TUI.

Author: Seiger

internal/ui/run.go

@@ -3,6 +3,8 @@ package ui
 import (
 	"context"
 	"os"
+	"runtime"
+	"strconv"
 
 	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/x/term"
@@ -17,21 +19,67 @@ func Run(ctx context.Context, mode Mode, events <-chan domain.Event, meta Meta)
 func RunWithCancel(ctx context.Context, mode Mode, events <-chan domain.Event, actions chan<- domain.Action, meta Meta, cancel func()) error {
 	m := NewModel(ctx, mode, events, actions, meta, cancel)
 
-	// Bubble Tea relies on terminal size messages to render the UI. In some environments
-	// (e.g., wrapped CLIs, certain PTYs, or misconfigured terminals) the size cannot be
-	// detected, leaving the UI stuck at the "Loading…" placeholder. Seed a sensible
-	// initial size so the UI can render and progress even if WindowSizeMsg never arrives.
-	if w, h, err := term.GetSize(os.Stdout.Fd()); err == nil && w > 0 && h > 0 {
+	in := os.Stdin
+	out := os.Stdout
+	var tty *os.File
+
+	// If we're launched through a wrapper that doesn't preserve TTY stdio (e.g., a PHP
+	// bootstrapper), Bubble Tea might not be able to detect the real window size. When
+	// possible, attach directly to /dev/tty.
+	if runtime.GOOS != "windows" && (!term.IsTerminal(in.Fd()) || !term.IsTerminal(out.Fd())) {
+		f, err := os.OpenFile("/dev/tty", os.O_RDWR, 0)
+		if err == nil {
+			tty = f
+			in = f
+			out = f
+		}
+	}
+	if tty != nil {
+		defer tty.Close()
+	}
+
+	// Seed a sensible initial size so the UI can render even if WindowSizeMsg never arrives.
+	if w, h, ok := detectTerminalSize(in, out, tty); ok {
 		m.width = w
 		m.height = h
-		m.reflow()
 	} else {
 		m.width = 80
 		m.height = 24
-		m.reflow()
 	}
+	m.reflow()
 
-	p := tea.NewProgram(m, tea.WithAltScreen())
+	p := tea.NewProgram(m, tea.WithAltScreen(), tea.WithInput(in), tea.WithOutput(out))
 	_, err := p.Run()
 	return err
 }
+
+func detectTerminalSize(in *os.File, out *os.File, tty *os.File) (w int, h int, ok bool) {
+	fds := []uintptr{}
+	if out != nil {
+		fds = append(fds, out.Fd())
+	}
+	if in != nil {
+		fds = append(fds, in.Fd())
+	}
+	if tty != nil {
+		fds = append(fds, tty.Fd())
+	}
+	fds = append(fds, os.Stderr.Fd())
+
+	for _, fd := range fds {
+		if fd == 0 || !term.IsTerminal(fd) {
+			continue
+		}
+		if tw, th, err := term.GetSize(fd); err == nil && tw > 0 && th > 0 {
+			return tw, th, true
+		}
+	}
+
+	if cols, err := strconv.Atoi(os.Getenv("COLUMNS")); err == nil && cols > 0 {
+		if lines, err := strconv.Atoi(os.Getenv("LINES")); err == nil && lines > 0 {
+			return cols, lines, true
+		}
+	}
+
+	return 0, 0, false
+}