gotosocial/internal/db/service.go
2021-03-02 18:26:30 +01:00

67 lines
2 KiB
Go

/*
GoToSocial
Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package db
import (
"fmt"
"strings"
"github.com/go-fed/activity/pub"
)
const dbTypePostgres string = "POSTGRES"
// Service provides methods for interacting with an underlying database (for now, just postgres).
// The function mapping lines up with the Database interface described in go-fed.
// See here: https://github.com/go-fed/activity/blob/master/pub/database.go
type Service interface {
/*
GO-FED DATABASE FUNCTIONS
*/
pub.Database
/*
ANY ADDITIONAL DESIRED FUNCTIONS
*/
// Ready indicates whether the database is ready to handle queries and whatnot.
Ready() bool
}
// Config provides configuration options for the database connection
type Config struct {
Type string
Address string
Port int
User string
Password string
Database string
ApplicationName string
}
// NewService returns a new database service that satisfies the Service interface and, by extension,
// the go-fed database interface described here: https://github.com/go-fed/activity/blob/master/pub/database.go
func NewService(config *Config) (Service, error) {
switch strings.ToUpper(config.Type) {
case dbTypePostgres:
return newPostgresService(config)
default:
return nil, fmt.Errorf("database type %s not supported", config.Type)
}
}