memos/store/db/postgres/postgres.go
Irving Ou 9c18960f47
feat: support Postgres (#2569)
* skeleton of postgres

skeleton

* Adding Postgres specific db schema sql

* user test passed

* memo store test passed

* tag is working

* update user setting test done

* activity test done

* idp test passed

* inbox test done

* memo_organizer, UNTESTED

* memo relation test passed

* webhook test passed

* system setting test passed

* passed storage test

* pass resource test

* migration_history done

* fix memo_relation_test

* fixing server memo_relation test

* passes memo relation server test

* paess memo test

* final manual testing done

* final fixes

* final fixes cleanup

* sync schema

* lint

* lint

* lint

* lint

* lint
2023-12-03 13:31:29 +08:00

87 lines
1.7 KiB
Go

package postgres
import (
"context"
"database/sql"
"log"
// Import the PostgreSQL driver.
_ "github.com/lib/pq"
"github.com/pkg/errors"
"github.com/usememos/memos/server/profile"
"github.com/usememos/memos/store"
)
type DB struct {
db *sql.DB
profile *profile.Profile
// Add any other fields as needed
}
func NewDB(profile *profile.Profile) (store.Driver, error) {
if profile == nil {
return nil, errors.New("profile is nil")
}
// Open the PostgreSQL connection
db, err := sql.Open("postgres", profile.DSN)
if err != nil {
log.Printf("Failed to open database: %s", err)
return nil, errors.Wrapf(err, "failed to open database: %s", profile.DSN)
}
var driver store.Driver = &DB{
db: db,
profile: profile,
}
// Return the DB struct
return driver, nil
}
func (d *DB) GetDB() *sql.DB {
return d.db
}
func (d *DB) Vacuum(ctx context.Context) error {
tx, err := d.db.BeginTx(ctx, nil)
if err != nil {
return err
}
defer tx.Rollback()
if err := vacuumMemo(ctx, tx); err != nil {
return err
}
if err := vacuumResource(ctx, tx); err != nil {
return err
}
if err := vacuumUserSetting(ctx, tx); err != nil {
return err
}
if err := vacuumMemoOrganizer(ctx, tx); err != nil {
return err
}
if err := vacuumMemoRelations(ctx, tx); err != nil {
return err
}
if err := vacuumTag(ctx, tx); err != nil {
// Prevent revive warning.
return err
}
return tx.Commit()
}
func (*DB) BackupTo(context.Context, string) error {
return errors.New("Please use postgresdump to backup")
}
func (*DB) GetCurrentDBSize(context.Context) (int64, error) {
return 0, errors.New("unimplemented")
}
func (d *DB) Close() error {
return d.db.Close()
}