Moved parameters to standalone fle

params/params.go

@@ -0,0 +1,27 @@
+package params
+
+import "github.com/spf13/viper"
+
+type Config struct {
+	TableName  string `mapstructure:"TABLE_NAME"`
+	AwsRegion  string `mapstructure:"AWS_REGION"`
+	TopNews    string `mapstructure:"TOP_NEWS"`
+	SingleNews string `mapstructure:"SINGLE_NEWS"`
+	BatchSize  int    `mapstructure:"SERVER_ADDRESS"`
+}
+
+func LoadConfig(path string) (config Config, err error) {
+	viper.AddConfigPath(path)
+	viper.SetConfigName("app")
+	viper.SetConfigType("env")
+
+	viper.AutomaticEnv()
+
+	err = viper.ReadInConfig()
+	if err != nil {
+		return
+	}
+
+	err = viper.Unmarshal(&config)
+	return
+}