fix: update user nickname;

feat: add database/kafka.

internal/database/db/new.go

@@ -0,0 +1,57 @@
+package db
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"gorm.io/driver/mysql"
+	"gorm.io/driver/postgres"
+	"gorm.io/gorm"
+)
+
+func New(ctx context.Context, uri string, opts ...Option) (*Client, error) {
+	parts := strings.SplitN(uri, "::", 2)
+
+	if len(parts) != 2 {
+		return nil, fmt.Errorf("db.Init: opt db uri invalid: %s", uri)
+	}
+
+	c := &Client{cfgSqlite: &cfgSqlite{fsType: "file"}}
+	for _, f := range opts {
+		f(c)
+	}
+
+	var (
+		err error
+		dsn = parts[1]
+	)
+
+	switch parts[0] {
+	case "sqlite":
+		c.dbType = DBTypeSqlite
+		err = openSqlite(c, dsn)
+	case "mysql":
+		c.dbType = DBTypeMysql
+		c.cli, err = gorm.Open(mysql.Open(dsn))
+	case "postgres":
+		c.dbType = DBTypePostgres
+		c.cli, err = gorm.Open(postgres.Open(dsn))
+	default:
+		return nil, fmt.Errorf("db type only support: [sqlite, mysql, postgres], unsupported db type: %s", parts[0])
+	}
+
+	if err != nil {
+		return nil, fmt.Errorf("db.Init: open %s with dsn:%s, err: %w", parts[0], dsn, err)
+	}
+
+	return c, nil
+}
+
+func Init(ctx context.Context, uri string, opts ...Option) (err error) {
+	if Default, err = New(ctx, uri, opts...); err != nil {
+		return err
+	}
+
+	return nil
+}