package start

import (
	"fmt"
	"os"
	"sysmonitord/internal/config"
	"sysmonitord/internal/scanner/file"
	"sysmonitord/internal/scanner/process"
	"sysmonitord/internal/storage"
	"sysmonitord/pkg/logger"
	"time"

	"github.com/spf13/cobra"
	"go.uber.org/zap"
)

var StartCmd = &cobra.Command{
	Use:   "start",
	Short: "启动系统监控守护服务",
	Long:  "sysmonitord start 命令用于启动系统监控守护服务，首次启动会进行全量扫描建立白名单。",
	Run: func(cmd *cobra.Command, args []string) {
		logger.Log.Info("正在启动系统监控守护服务...")

		cfg, err := config.LoadConfig("./config.yaml")
		if err != nil {
			logger.Log.Error("加载配置文件失败", zap.Error(err))
			os.Exit(1)
		}

		logger.Log.Info("配置文件加载成功",
			zap.String("审计服务器地址", fmt.Sprintf("%s:%d", cfg.Audit.Server, cfg.Audit.Port)),
		)

		storageCfg := &storage.Storage{
			DataDir:           cfg.Storage.DataDir,
			ProcessSystemFile: cfg.Storage.ProcessSystemFile,
			FileSystemFile:    cfg.Storage.FileSystemFile,
		}

		// ====== 进程扫描和存储 ======

		startTime := time.Now()
		procs, err := process.ScanAllProcesses(cfg)

		logger.Log.Info("进程扫描完成",
			zap.Int("进程数量", len(procs)),
			zap.Duration("扫描耗时", time.Since(startTime)),
		)

		if err != nil {
			logger.Log.Error("扫描进程失败", zap.Error(err))
			os.Exit(1)
		} else {
			if err := storage.SaveProcessSystem(procs, storageCfg.DataDir, storageCfg.ProcessSystemFile); err != nil {
				logger.Log.Error("保存进程白名单失败", zap.Error(err))
			}
		}

		logger.Log.Info("进程列表：")
		for i, p := range procs {
			if i >= 10 {
				logger.Log.Info("... (仅显示前10个进程)")
				break
			}
			logger.Log.Info(
				"进程信息",
				zap.Int32("pid", p.PID),
				zap.String("name", p.Name),
				zap.String("path", p.Path),
				zap.String("cmdline", p.Cmdline),
				zap.Stringer("data", p),
			)
		}

		// ====== 文件扫描和存储 ======
		logger.Log.Info("正在扫描文件系统...")

		startTime = time.Now()
		fileScanner := file.NewScanner(cfg)

		files, err := fileScanner.Scan()
		if err != nil {
			logger.Log.Error("扫描文件系统失败", zap.Error(err))
			os.Exit(1)
		} else {
			if err := storage.SaveFileSystem(files, storageCfg.DataDir, storageCfg.FileSystemFile); err != nil {
				logger.Log.Error("保存文件系统白名单失败", zap.Error(err))
				os.Exit(1)
			}
		}

		duration := time.Since(startTime)
		logger.Log.Info("文件系统扫描完成",
			zap.Int("文件数量", len(files)),
			zap.Duration("扫描耗时", duration),
		)

	},
}