package backend

import (
	"ant-chrome/backend/internal/logger"
	"fmt"
	"time"
)

func (a *App) BrowserInstanceStop(profileId string) (*BrowserProfile, error) {
	log := logger.New("Browser")
	a.browserMgr.Mutex.Lock()
	defer a.browserMgr.Mutex.Unlock()

	profile, exists := a.browserMgr.Profiles[profileId]
	if !exists {
		return nil, fmt.Errorf("profile not found")
	}

	cmd := a.browserMgr.BrowserProcesses[profileId]
	debugPort := profile.DebugPort
	if tryCloseBrowserViaCDP(debugPort, 5*time.Second) {
		a.markProfileStoppedLocked(profileId, profile)
		log.Info("实例停止", logger.F("profile_id", profileId), logger.F("method", "cdp"), logger.F("debug_port", debugPort))
		return profile, nil
	}

	if cmd != nil && cmd.Process != nil {
		if err := a.stopBrowserProcess(cmd); err != nil {
			log.Error("实例停止失败", logger.F("profile_id", profileId), logger.F("error", err))
			profile.LastError = err.Error()
			return profile, err
		}
	}

	if debugPort > 0 && canConnectDebugPort(debugPort, 250*time.Millisecond) {
		err := fmt.Errorf("实例停止失败：浏览器仍在运行（调试端口 %d 仍可访问）", debugPort)
		log.Error("实例停止失败", logger.F("profile_id", profileId), logger.F("debug_port", debugPort), logger.F("reason", err.Error()))
		profile.LastError = err.Error()
		return profile, err
	}

	a.markProfileStoppedLocked(profileId, profile)
	log.Info("实例停止", logger.F("profile_id", profileId))
	return profile, nil
}

func (a *App) BrowserInstanceRestart(profileId string) (*BrowserProfile, error) {
	if _, err := a.BrowserInstanceStop(profileId); err != nil {
		return nil, err
	}
	return a.BrowserInstanceStart(profileId)
}