update auth.go, database.go, docs.go, forum.go, go.mod, go.sum, main.go, post_schema.go, role.go, server.go, service.go, swagger.json, swagger.yaml, thread_schema.go

pkg/repository/database.go

@@ -0,0 +1,46 @@
+package repository
+
+import (
+	"esforum"
+	"fmt"
+
+	"gorm.io/driver/mysql"
+	"gorm.io/gorm"
+	"gorm.io/gorm/logger"
+)
+
+type Config struct {
+	Host     string
+	Port     string
+	Username string
+	Password string
+	DBName   string
+}
+
+func NewDB(cfg Config) (*gorm.DB, error) {
+	dsn := fmt.Sprintf("%s:%s@tcp(%s:%s)/%s?charset=utf8mb4&parseTime=True&loc=Local",
+		cfg.Username,
+		cfg.Password,
+		cfg.Host,
+		cfg.Port,
+		cfg.DBName)
+
+	db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
+		Logger: logger.Default.LogMode(logger.Silent),
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	err = db.Set("gorm:table_options", "CHARSET=utf8mb4").AutoMigrate(&esforum.Post{})
+	if err != nil {
+		return nil, err
+	}
+
+	err = db.Set("gorm:table_options", "CHARSET=utf8mb4").AutoMigrate(&esforum.Thread{})
+	if err != nil {
+		return nil, err
+	}
+
+	return db, nil
+}