mautrix-whatsapp/database/database.go

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// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2018 Tulir Asokan
//
// 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 <https://www.gnu.org/licenses/>.
package database
import (
"database/sql"
_ "github.com/mattn/go-sqlite3"
log "maunium.net/go/maulogger"
)
type Database struct {
*sql.DB
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log log.Logger
User *UserQuery
Portal *PortalQuery
Puppet *PuppetQuery
Message *MessageQuery
}
func New(file string) (*Database, error) {
conn, err := sql.Open("sqlite3", file)
if err != nil {
return nil, err
}
db := &Database{
DB: conn,
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log: log.Sub("Database"),
}
db.User = &UserQuery{
db: db,
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log: db.log.Sub("User"),
}
db.Portal = &PortalQuery{
db: db,
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log: db.log.Sub("Portal"),
}
db.Puppet = &PuppetQuery{
db: db,
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log: db.log.Sub("Puppet"),
}
db.Message = &MessageQuery{
db: db,
log: db.log.Sub("Message"),
}
return db, nil
}
func (db *Database) CreateTables() error {
err := db.User.CreateTable()
if err != nil {
return err
}
err = db.Portal.CreateTable()
if err != nil {
return err
}
err = db.Puppet.CreateTable()
if err != nil {
return err
}
err = db.Message.CreateTable()
if err != nil {
return err
}
return nil
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}
type Scannable interface {
Scan(...interface{}) error
}