package executor

import (
	"bytes"
	"context"
	"os/exec"
	"runtime"
	"time"
)

type Result struct {
	ExitCode int
	Stdout   string
	Stderr   string
	Success  bool
}

func Execute(ctx context.Context, command string, timeoutSec int) *Result {
	if timeoutSec <= 0 {
		timeoutSec = 300
	}
	ctx, cancel := context.WithTimeout(ctx, time.Duration(timeoutSec)*time.Second)
	defer cancel()

	var cmd *exec.Cmd
	if runtime.GOOS == "windows" {
		cmd = exec.CommandContext(ctx, "powershell", "-NoProfile", "-NonInteractive", "-Command", command)
	} else {
		cmd = exec.CommandContext(ctx, "/bin/sh", "-c", command)
	}

	var stdout, stderr bytes.Buffer
	cmd.Stdout = &stdout
	cmd.Stderr = &stderr

	err := cmd.Run()
	result := &Result{
		Stdout:  stdout.String(),
		Stderr:  stderr.String(),
		Success: err == nil,
	}
	if cmd.ProcessState != nil {
		result.ExitCode = cmd.ProcessState.ExitCode()
	}
	if err != nil && result.ExitCode == 0 {
		result.ExitCode = -1
	}
	return result
}