package services

import (
	"eta/eta_data_analysis/utils"
	"fmt"
	"github.com/patrickmn/go-cache"
	"io/fs"
	"os"
	"path/filepath"
	"strings"
	"syscall"
	"time"
)

func mtjhWatch() {
	fmt.Println("mtjhWatch start")
	var err error
	defer func() {
		if err != nil {
			fmt.Println("mtjhWatch Err:" + err.Error())
		}
	}()
	var cacheClient *cache.Cache
	if cacheClient == nil {
		cacheClient = cache.New(365*24*time.Hour, 365*24*time.Hour)
	}
	err = filepath.Walk(utils.MtjhFilePath, func(path string, info fs.FileInfo, err error) error {
		if err != nil {
			return err
		}
		if !info.IsDir() {
			fileInfo, err := os.Stat(path)
			if err != nil {
				fmt.Println("os.Stat:", err.Error())
			}
			winFileAttr := fileInfo.Sys().(*syscall.Win32FileAttributeData)
			modifyTimeStr := utils.SecondToTime(winFileAttr.LastWriteTime.Nanoseconds() / 1e9).Format(utils.FormatDateTime)

			existModifyTime, ok := cacheClient.Get(path)
			if ok {
				existModifyTimeStr := existModifyTime.(string)
				if existModifyTimeStr != modifyTimeStr {
					if strings.Contains(path, "煤炭江湖") {
						err = Mtjh(path)
					}
				}
			} else {
				if strings.Contains(path, "煤炭江湖") {
					err = Mtjh(path)
				}
			}
			cacheClient.Delete(path)
			cacheClient.Set(path, modifyTimeStr, 24*time.Hour)
		}
		return nil
	})
}