Refactor and doc

config/conf.go

@@ -0,0 +1,50 @@
+package config
+
+import "sync"
+
+// ===================================================
+//	This class has to be updated everytime
+//	a new configuration variable is defined
+//	in a componant that imports oc-lib
+// ===================================================
+
+type Config struct {
+	NATSUrl       string
+	MongoUrl      string
+	MongoDatabase string
+	Host          string
+	Port          string
+	LokiUrl       string
+	LogLevel      string
+}
+
+func (c Config) GetUrl() string {
+	return c.MongoUrl
+}
+
+func (c Config) GetDatabase() string {
+	return c.MongoDatabase
+}
+
+var instance *Config
+var once sync.Once
+
+func GetConfig() *Config {
+	once.Do(func() {
+		instance = &Config{}
+	})
+	return instance
+}
+
+func SetConfig(mongoUrl string, database string, natsUrl string, lokiUrl string, logLevel string) *Config {
+	once.Do(func() {
+		instance = &Config{
+			MongoUrl:      mongoUrl,
+			MongoDatabase: database,
+			NATSUrl:       natsUrl,
+			LokiUrl:       lokiUrl,
+			LogLevel:      logLevel,
+		}
+	})
+	return instance
+}