package tui

import (
	"os"
	"path/filepath"
)

// findRepoRoot walks up from the executable's location (then cwd) looking for
// internal/scan/adapters.yaml. Returns "." as fallback so the error surfaces
// through LoadConfig rather than here.
func findRepoRoot() string {
	candidates := []string{}
	if exe, err := os.Executable(); err == nil {
		candidates = append(candidates, filepath.Dir(exe), filepath.Dir(filepath.Dir(exe)))
	}
	if wd, err := os.Getwd(); err == nil {
		candidates = append(candidates, wd)
	}
	for _, start := range candidates {
		d := start
		for i := 0; i < 6; i++ {
			if _, err := os.Stat(filepath.Join(d, "internal", "scan", "adapters.yaml")); err == nil {
				return d
			}
			parent := filepath.Dir(d)
			if parent == d {
				break
			}
			d = parent
		}
	}
	return "."
}