//Add add problem to problem set.
func Add(dir, name string) {
contest := Load(dir)
logger := Logger.WithField("state", "add_problem")
if name == "" {
logger.WithFields(logrus.Fields{
"type": "error",
"error": libra.IE.String(),
"info": "problem name must be no-empty string",
}).Fatal("Empty string is not allowed")
}
logger.WithFields(logrus.Fields{
"type": "info",
"info": "add problem start",
}).Infof("add problem(%s) start", name)
for _, v := range contest.Problems {
if v.Name == name {
logger.WithFields(logrus.Fields{
"type": "error",
"error": libra.IE.String(),
"info": "problem already exists",
}).Fatalf("Problem '%s' already exists", name)
}
}
_, err := os.Stat(filepath.Join(dir, name, "problem.toml"))
if err != nil {
libra.CreateDir(filepath.Join(dir, name), logger)
initialize(filepath.Join(dir, name), name)
}
contest.Problems = append(contest.Problems, Problem{Name: name})
Save(dir, contest)
logger.WithFields(logrus.Fields{
"type": "info",
"info": "add problem end",
}).Infof("add problem(%s) end", name)
}
func tryGen(dir, path string, logger *logrus.Entry) (*os.File, error) {
logger.WithFields(logrus.Fields{
"type": "info",
"info": "try generate file"}).Infof("generation try: %s", path)
_, err := os.Stat(filepath.Join(dir, path))
if err == nil {
logger.WithFields(logrus.Fields{
"type": "info",
"info": "try generate file"}).Warnf("%s found. generation passed.", path)
return nil, err
}
libra.CreateDir(filepath.Dir(filepath.Join(dir, path)), logger)
ret := libra.CreateFile(filepath.Join(dir, path), logger)
logger.WithFields(logrus.Fields{
"type": "info",
"info": "try generation end"}).Infof("generation end: %s", path)
return ret, nil
}