change code for new version

go.mod

@@ -4,7 +4,10 @@ go 1.16
 
 require (
 	github.com/Masterminds/squirrel v1.5.0
-	github.com/jmoiron/sqlx v1.3.4
-	github.com/lib/pq v1.10.2
-	github.com/logrusorgru/aurora v2.0.3+incompatible
+	github.com/Selly-Modules/logger v0.0.2-0.20220824032830-595811dd1f20
+	github.com/golang-migrate/migrate/v4 v4.15.2
+	github.com/jackc/pgx/v4 v4.17.0
+	github.com/volatiletech/sqlboiler/v4 v4.12.0
+	golang.org/x/sys v0.0.0-20220823224334-20c2bfdbfe24 // indirect
+	golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f // indirect
 )

migration.go

@@ -0,0 +1,55 @@
+package postgresql
+
+import (
+	"database/sql"
+	"fmt"
+	"github.com/Selly-Modules/logger"
+	"github.com/golang-migrate/migrate/v4"
+	"github.com/golang-migrate/migrate/v4/database/postgres"
+	_ "github.com/golang-migrate/migrate/v4/source/file"
+	"os"
+)
+
+func runMigration(db *sql.DB, server string) {
+	// init migrate data
+	driver, _ := postgres.WithInstance(db, &postgres.Config{})
+	m, err := migrate.NewWithDatabaseInstance(
+		fmt.Sprintf("file:///%s", getMigrationDirectoryPath(server)),
+		"postgres",
+		driver,
+	)
+
+	// up
+	if err == nil {
+		if err = m.Up(); err != nil && err.Error() != "no change" {
+			logger.Error("run migration", logger.LogData{
+				Source:  "runMigration",
+				Message: err.Error(),
+				Data:    nil,
+			})
+			fmt.Println("run schema migration error:", err.Error())
+		}
+		fmt.Printf("⚡️[postgres]: done migration \n")
+	}
+}
+
+func getMigrationDirectoryPath(server string) string {
+	migrationDir := fmt.Sprintf("/external/postgresql/%s/migrations/sql", server)
+
+	dirname, err := os.Getwd()
+	if err != nil {
+		panic(err)
+	}
+
+	// Check path existed
+	path := dirname + migrationDir
+	if _, err = os.Stat(path); os.IsNotExist(err) {
+		// Create if not existed
+		err = os.Mkdir(path, 0755)
+		if err != nil {
+			panic(err)
+		}
+	}
+
+	return path
+}

null.go

@@ -0,0 +1,10 @@
+package postgresql
+
+import "github.com/volatiletech/null/v8"
+
+func NewValidNullString(val string) null.String {
+	return null.String{
+		String: val,
+		Valid:  true,
+	}
+}

postgresql.go

@@ -1,50 +1,78 @@
 package postgresql
 
 import (
+	"database/sql"
 	"fmt"
-	"log"
+	"github.com/Selly-Modules/logger"
 	"time"
 
-
-	"github.com/jmoiron/sqlx"
-	_ "github.com/lib/pq" // For postgres dialect
-	"github.com/logrusorgru/aurora"
+	_ "github.com/jackc/pgx/v4/stdlib"
+	"github.com/volatiletech/sqlboiler/v4/boil"
 )
 
-var (
-	sqlxClient *sqlx.DB
-)
+type Config struct {
+	Host               string
+	Port               int
+	User               string
+	Password           string
+	DBName             string
+	SSLMode            string
+	IsDebug            bool
+	MaxOpenConnections int
+	MaxIdleConnections int
+	ConnectionLifetime time.Duration
+}
 
-// Connect to postgresql database
-func Connect(host, user, password, dbname, port, sslmode string) error {
-	// Connect string
-	dsn := fmt.Sprintf("host=%s user=%s password=%s dbname=%s port=%s sslmode=%s TimeZone=UTC",
-		host, user, password, dbname, port, sslmode,
-	)
+var db *sql.DB
 
-	// TODO: write case for SSL mode
+// Connect ...
+func Connect(cfg Config, server string) {
+	uri := fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=%s",
+		cfg.Host, cfg.Port, cfg.User, cfg.Password, cfg.DBName, cfg.SSLMode)
 
-	db, err := sqlx.Connect("postgres", dsn)
+	// connect
+	c, err := sql.Open("pgx", uri)
 	if err != nil {
-		log.Fatalln(err)
+		panic(err)
 	}
 
-	fmt.Println(aurora.Green("*** CONNECTED TO POSTGRESQL - SQLX: " + dsn))
-
-	// Config connection pool
-	sqlDB := db.DB
-	sqlDB.SetMaxOpenConns(100)
-	sqlDB.SetMaxIdleConns(20)
-	sqlDB.SetConnMaxLifetime(time.Minute * 5)
-
-	// Assign client
-	sqlxClient = db
-
-	return nil
+	// ping
+	if err = c.Ping(); err != nil {
+		logger.Error("pgx ping", logger.LogData{
+			Source:  "Connect",
+			Message: err.Error(),
+			Data:    cfg,
+		})
+		panic(err)
 	}
 
-// GetSqlxInstance ...
-func GetSqlxInstance() *sqlx.DB {
-	return sqlxClient
+	// assign
+	db = c
+
+	// config
+	if cfg.MaxOpenConnections == 0 {
+		cfg.MaxOpenConnections = 25
+	}
+	if cfg.MaxIdleConnections == 0 {
+		cfg.MaxIdleConnections = 25
+	}
+	if cfg.ConnectionLifetime == 0 {
+		cfg.ConnectionLifetime = 5 * time.Minute
+	}
+	db.SetMaxOpenConns(cfg.MaxOpenConnections)
+	db.SetMaxIdleConns(cfg.MaxIdleConnections)
+	db.SetConnMaxLifetime(cfg.ConnectionLifetime)
+
+	// run migration
+	runMigration(db, server)
+
+	// debug mode
+	boil.DebugMode = cfg.IsDebug
+
+	fmt.Printf("⚡️[postgres]: connected to %s:%d \n", cfg.Host, cfg.Port)
 }
 
+// GetDB ...
+func GetDB() *sql.DB {
+	return db
+}

string.go

@@ -0,0 +1,38 @@
+package postgresql
+
+import (
+	"golang.org/x/text/runes"
+	"golang.org/x/text/transform"
+	"golang.org/x/text/unicode/norm"
+	"regexp"
+	"strings"
+	"unicode"
+)
+
+// RemoveDiacritics ...
+func RemoveDiacritics(s string) string {
+	if s != "" {
+		s = strings.ToLower(s)
+		s = replaceStringWithRegex(s, `đ`, "d")
+		t := transform.Chain(norm.NFD, runes.Remove(runes.In(unicode.Mn)), norm.NFC)
+		result, _, _ := transform.String(t, s)
+		result = replaceStringWithRegex(result, `[^a-zA-Z0-9\s]`, "")
+
+		return result
+	}
+	return ""
+}
+
+// replaceStringWithRegex ...
+func replaceStringWithRegex(src string, regex string, replaceText string) string {
+	reg := regexp.MustCompile(regex)
+	return reg.ReplaceAllString(src, replaceText)
+}
+
+// TransformKeywordToSearchString ...
+func TransformKeywordToSearchString(keyword string) string {
+	s := strings.Trim(keyword, " ")
+	s = RemoveDiacritics(s)
+	s = strings.ReplaceAll(s, " ", "&")
+	return s + ":*" // For prefix search
+}