// LoadJSONFile is to load json file
func LoadJSONFile(filePath string) *SiteInfo {
lg.Debug("load json file")
//initialize
siteInfo = SiteInfo{}
//test(get current dir)
//dir := path.Dir(os.Args[0])
//lg.Debugf("path.Dir(os.Args[0]): %s", dir)
// Loading jsonfile
if filePath == "" {
//dir := path.Dir(os.Args[0])
//lg.Debugf("path.Dir(os.Args[0]): %s", dir)
//filePath = fmt.Sprintf("%s/json/teachers.json", dir)
lg.Fatal("json filepath have to be set.")
return nil
}
file, _ := ioutil.ReadFile(filePath)
err := json.Unmarshal(file, &siteInfo)
if err != nil {
lg.Fatalf("json format is invalid: %v, filepath is %s", err, filePath)
return nil
}
lg.Debugf("SiteInfo.Url: %v", siteInfo.URL)
lg.Debugf("SiteInfo.Teachers[0].Id: %d, Name: %s, Country: %s", siteInfo.Teachers[0].ID, siteInfo.Teachers[0].Name, siteInfo.Teachers[0].Country)
return &siteInfo
}
func failOnError(err error, msg string) {
if err != nil {
lg.Fatalf("%s: %s", msg, err)
panic(fmt.Sprintf("%s: %s", msg, err))
}
}