init module

.gitignore

@@ -13,3 +13,5 @@
 
 # Dependency directories (remove the comment below to include it)
 # vendor/
+
+.idea

go.mod

@@ -0,0 +1,10 @@
+module github.com/Selly-Modules/postgresql
+
+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
+)

go.sum

@@ -0,0 +1,23 @@
+github.com/Masterminds/squirrel v1.5.0 h1:JukIZisrUXadA9pl3rMkjhiamxiB0cXiu+HGp/Y8cY8=
+github.com/Masterminds/squirrel v1.5.0/go.mod h1:NNaOrjSoIDfDA40n7sr2tPNZRfjzjA400rg+riTZj10=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/go-sql-driver/mysql v1.5.0 h1:ozyZYNQW3x3HtqT1jira07DN2PArx2v7/mN66gGcHOs=
+github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
+github.com/jmoiron/sqlx v1.3.4 h1:wv+0IJZfL5z0uZoUjlpKgHkgaFSYD+r9CfrXjEXsO7w=
+github.com/jmoiron/sqlx v1.3.4/go.mod h1:2BljVx/86SuTyjE+aPYlHCTNvZrnJXghYGpNiXLBMCQ=
+github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 h1:SOEGU9fKiNWd/HOJuq6+3iTQz8KNCLtVX6idSoTLdUw=
+github.com/lann/builder v0.0.0-20180802200727-47ae307949d0/go.mod h1:dXGbAdH5GtBTC4WfIxhKZfyBF/HBFgRZSWwZ9g/He9o=
+github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 h1:P6pPBnrTSX3DEVR4fDembhRWSsG5rVo6hYhAB/ADZrk=
+github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0/go.mod h1:vmVJ0l/dxyfGW6FmdpVm2joNMFikkuWg0EoCKLGUMNw=
+github.com/lib/pq v1.2.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
+github.com/lib/pq v1.10.2 h1:AqzbZs4ZoCBp+GtejcpCpcxM3zlSMx29dXbUSeVtJb8=
+github.com/lib/pq v1.10.2/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
+github.com/logrusorgru/aurora v2.0.3+incompatible h1:tOpm7WcpBTn4fjmVfgpQq0EfczGlG91VSDkswnjF5A8=
+github.com/logrusorgru/aurora v2.0.3+incompatible/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
+github.com/mattn/go-sqlite3 v1.14.6 h1:dNPt6NO46WmLVt2DLNpwczCmdV5boIZ6g/tlDrlRUbg=
+github.com/mattn/go-sqlite3 v1.14.6/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=

postgresql.go

@@ -0,0 +1,48 @@
+package postgresql
+
+import (
+	"fmt"
+	"log"
+	"time"
+
+
+	"github.com/jmoiron/sqlx"
+	_ "github.com/lib/pq" // For postgres dialect
+	"github.com/logrusorgru/aurora"
+)
+
+var (
+	sqlxClient *sqlx.DB
+)
+
+// Connect to postgres 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,
+	)
+
+	db, err := sqlx.Connect("postgres", dsn)
+	if err != nil {
+		log.Fatalln(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
+}
+
+// GetSqlxInstance ...
+func GetSqlxInstance() *sqlx.DB {
+	return sqlxClient
+}
+

stm_builder.go

@@ -0,0 +1,10 @@
+package postgresql
+
+import (
+	"github.com/Masterminds/squirrel"
+)
+
+// GetStmBuilder ...
+func GetStmBuilder() squirrel.StatementBuilderType {
+	return squirrel.StatementBuilder.PlaceholderFormat(squirrel.Dollar)
+}