63 lines
1.2 KiB
Go

package models
import (
"database/sql"
"errors"
"time"
"github.com/golang-migrate/migrate/v4"
"github.com/golang-migrate/migrate/v4/database/sqlite3"
_ "github.com/golang-migrate/migrate/v4/source/file"
_ "github.com/mattn/go-sqlite3"
)
type InstallModel struct {
DB *sql.DB
}
type InstallModelInterface interface {
SetupDatabase() error
SetInstalledFlag() error
GetInstalledFlag() (bool, error)
}
func (m *InstallModel) SetupDatabase() error {
driver, err := sqlite3.WithInstance(m.DB, &sqlite3.Config{})
if err != nil {
return err
}
mi, err := migrate.NewWithDatabaseInstance("file://migrations", "sqlite", driver)
if err != nil {
return err
}
err = mi.Up()
if err != nil && !errors.Is(err, migrate.ErrNoChange) {
return err
}
return nil
}
func (m *InstallModel) SetInstalledFlag() error {
stmt := `INSERT INTO installed (InstallDate) VALUES (?)`
_, err := m.DB.Exec(stmt, time.Now().UTC())
if err != nil {
return err
}
return nil
}
func (m *InstallModel) GetInstalledFlag() (bool, error) {
stmt := `SELECT InstallDate FROM installed`
row := m.DB.QueryRow(stmt)
var d time.Time
err := row.Scan(&d)
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
return false, nil
} else {
return false, err
}
}
return true, nil
}