update MySQL db wrapper, use wrap/unwrap of args, add Default() configure func

Author: nsa-yoda

database/mysql.go

@@ -3,7 +3,6 @@ package database
 import (
 	"database/sql"
 	"encoding/json"
-
 	"github.com/go-sql-driver/mysql"
 )
 
@@ -14,6 +13,17 @@ type MySQL struct {
 	Config     mysql.Config
 }
 
+func (m *MySQL) Default(user, password, address, dbName string) {
+	m.Config = mysql.Config{
+		User:                 user,
+		Passwd:               password,
+		Net:                  "tcp",
+		AllowNativePasswords: true,
+		Addr:                 address,
+		DBName:               dbName,
+	}
+}
+
 // ConfigString turns our configuration into a JSON string
 func (m *MySQL) ConfigString() string {
 	marshaledStruct, err := json.Marshal(m.Config)
@@ -44,7 +54,7 @@ func (m *MySQL) Connect() error {
 }
 
 // SelectOne selects for a single result
-func (m *MySQL) SelectOne(query string, args []any) (interface{}, error) {
+func (m *MySQL) SelectOne(query string, args ...any) (interface{}, error) {
 	var into interface{}
 	row := m.Connection.QueryRow(query, args...)
 	err := row.Scan(&into)
@@ -55,7 +65,7 @@ func (m *MySQL) SelectOne(query string, args []any) (interface{}, error) {
 }
 
 // Select for more than one result is expected
-func (m *MySQL) Select(query string, args []any) (*sql.Rows, error) {
+func (m *MySQL) Select(query string, args ...any) (*sql.Rows, error) {
 	rows, err := m.Connection.Query(query, args...)
 	if err != nil {
 		return nil, err
@@ -64,7 +74,7 @@ func (m *MySQL) Select(query string, args []any) (*sql.Rows, error) {
 }
 
 // Insert a query
-func (m *MySQL) Insert(query string, args []any) (int64, error) {
+func (m *MySQL) Insert(query string, args ...any) (int64, error) {
 	stmt, err := m.Connection.Prepare(query)
 	if err != nil {
 		return -1, err
@@ -83,7 +93,7 @@ func (m *MySQL) Insert(query string, args []any) (int64, error) {
 }
 
 // Update performs an update
-func (m *MySQL) Update(query string, args []any) (int64, error) {
+func (m *MySQL) Update(query string, args ...any) (int64, error) {
 	stmt, err := m.Connection.Prepare(query)
 	if err != nil {
 		return -1, err
@@ -102,7 +112,7 @@ func (m *MySQL) Update(query string, args []any) (int64, error) {
 }
 
 // Delete performs a deletion
-func (m *MySQL) Delete(query string, args []any) (int64, error) {
+func (m *MySQL) Delete(query string, args ...any) (int64, error) {
 	stmt, err := m.Connection.Prepare(query)
 	if err != nil {
 		return -1, err