/
db.go
67 lines (56 loc) · 1.37 KB
/
db.go
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package sqlite
import (
"fmt"
"log/slog"
"os"
"path/filepath"
"github.com/jmoiron/sqlx"
)
type OpenOption func(opts *openOptions)
type openOptions struct {
driverName string
logger *slog.Logger
}
func WithDriver(driverName string) OpenOption {
return func(opts *openOptions) {
opts.driverName = driverName
}
}
func WithLogger(logger *slog.Logger) OpenOption {
return func(opts *openOptions) {
opts.logger = logger
}
}
func Open(dsn string, options ...OpenOption) (*sqlx.DB, error) {
opts := openOptions{
driverName: "sqlite3",
logger: slog.Default(),
}
for _, opt := range options {
opt(&opts)
}
var connect string
if dsn == ":memory:" {
connect = "file:/memory?vfs=memdb"
} else {
connect = dsn
if opts.driverName == "sqlite3" {
if err := os.MkdirAll(filepath.Dir(dsn), 0700); err != nil {
return nil, fmt.Errorf("cannot create data directory: %w", err)
}
connect = "file:" + dsn + "?_timeout=5000&_fk=true&_journal=WAL&_synchronous=NORMAL&mode=rwc&cache=private"
}
}
opts.logger.Debug("Open SQLite3 connection",
slog.String("dsn", connect),
slog.String("driver", opts.driverName))
db, err := sqlx.Open(opts.driverName, connect)
if err != nil {
return nil, fmt.Errorf("cannot open database: %w", err)
}
if dsn == ":memory:" {
db.SetMaxOpenConns(1)
}
db.MapperFunc(func(s string) string { return s })
return db, nil
}