goptrack

first commit of new line of development.

pkg/tradebook/tradebook.go

@@ -0,0 +1,40 @@
+package tradebook
+
+import (
+	"database/sql"
+	_ "modernc.org/sqlite"
+)
+
+type tradebook struct {
+	driver string
+	dsn    string
+	db     *sql.DB
+}
+
+type openOption func(*tradebook) error
+
+func Open(opts ...openOption) (*tradebook, error) {
+	t := tradebook{}
+	// Apply Options
+	for _, opt := range opts {
+		opt(&t)
+	}
+
+	db, err := sql.Open(t.driver, t.dsn)
+	t.db = db
+	if (err == nil) {
+		err = db.Ping()
+	}
+
+	return &t, err
+}
+
+func Sqlite(fpath string) openOption {
+	return func(t *tradebook) error {
+		t.driver = "sqlite"
+		t.dsn = fpath
+
+		return nil
+	}
+}
+