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16 changes: 13 additions & 3 deletions http.go
Original file line number Diff line number Diff line change
Expand Up @@ -123,9 +123,7 @@ func (r GoTral) LoadConfig() (confret, error) {
return nil, fmt.Errorf("failed to decrypt data, got : %v", err.Error())
}

// initialize slices of config to receive data from api
var decoded []config
err = json.Unmarshal(decrypt, &decoded)
decoded, err := initializeConfig(decrypt)
if err != nil {
return nil, err
}
Expand All @@ -145,3 +143,15 @@ func (r GoTral) LoadConfig() (confret, error) {

return result, nil
}

// initializeConfig initialize slices of config to receive data from api
func initializeConfig(decrypt []byte) ([]config, error) {
var decoded []config
if len(decrypt) == 0 {
return decoded, nil
}
if err := json.Unmarshal(decrypt, &decoded); err != nil {
return nil, err
}
return decoded, nil
}