ENV vars refactoring with prefix

.env.example

@@ -1,9 +1,9 @@
-PG_HOST=localhost
-PG_PORT=5432
-PG_USER=postgres
-PG_PASSWORD=s3cr3tp4sw0rd
-PG_DBNAME=db_name
-PG_SCHEMA=public
-PG_SSLMODE=disable
+GO_SEED_PG_HOST=localhost
+GO_SEED_PG_PORT=5432
+GO_SEED_PG_USER=postgres
+GO_SEED_PG_PASSWORD=s3cr3t
+GO_SEED_PG_DBNAME=db_name
+GO_SEED_PG_SCHEMA=public
+GO_SEED_PG_SSLMODE=disable
 
-SOURCE_PATH=seed-data
+GO_SEED_SOURCE_PATH=seed-data

db/connection.go

@@ -22,12 +22,12 @@ func Init() {
 
 func connect() (db *sql.DB, err error) {
 	var (
-		host     = os.Getenv("PG_HOST")
-		port     = os.Getenv("PG_PORT")
-		user     = os.Getenv("PG_USER")
-		password = os.Getenv("PG_PASSWORD")
-		dbname   = os.Getenv("PG_DBNAME")
-		sslmode  = os.Getenv("PG_SSLMODE")
+		host     = os.Getenv("GO_SEED_PG_HOST")
+		port     = os.Getenv("GO_SEED_PG_PORT")
+		user     = os.Getenv("GO_SEED_PG_USER")
+		password = os.Getenv("GO_SEED_PG_PASSWORD")
+		dbname   = os.Getenv("GO_SEED_PG_DBNAME")
+		sslmode  = os.Getenv("GO_SEED_PG_SSLMODE")
 	)
 
 	if host == "docker-host" && os.Getenv("GO_ENV") == "development" {

main.go

@@ -43,12 +43,12 @@ func loadEnv(fileName string) error {
 func checkEnv(envNames ...string) (notfound string, err error) {
 
 	envVars := []string{
-		"PG_HOST",
-		"PG_PORT",
-		"PG_USER",
-		"PG_PASSWORD",
-		"PG_DBNAME",
-		"PG_SSLMODE",
+		"GO_SEED_PG_HOST",
+		"GO_SEED_PG_PORT",
+		"GO_SEED_PG_USER",
+		"GO_SEED_PG_PASSWORD",
+		"GO_SEED_PG_DBNAME",
+		"GO_SEED_PG_SSLMODE",
 	}
 
 	if len(envNames) > 0 {

seed-operations/sql-insert.go

@@ -92,7 +92,7 @@ func sqlInsert( cols []string, record []string, table string ) (err error){
 	}
 
 	qry := fmt.Sprintf(
-		`INSERT INTO "%s"."%s" %s VALUES %s`, os.Getenv("PG_SCHEMA"),
+		`INSERT INTO "%s"."%s" %s VALUES %s`, os.Getenv("GO_SEED_PG_SCHEMA"),
 		table, colsStr, valStr)
 
 	res, err := db.DBConn.Exec( qry )