Codevault initial commit

internal/db/db.go

@@ -0,0 +1,30 @@
+package db
+
+import (
+	"database/sql"
+	_ "embed"
+	"fmt"
+
+	_ "modernc.org/sqlite"
+)
+
+//go:embed schema.sql
+var schema string
+
+// Open opens (creating the file if it does not exist) the SQLite database at path
+// and applies the embedded schema.
+func Open(path string) (*sql.DB, error) {
+	dsn := fmt.Sprintf("file:%s?_pragma=journal_mode(WAL)&_pragma=busy_timeout(5000)", path)
+	database, err := sql.Open("sqlite", dsn)
+	if err != nil {
+		return nil, fmt.Errorf("could not open database: %w", err)
+	}
+	database.SetMaxOpenConns(1)
+
+	if _, err := database.Exec(schema); err != nil {
+		_ = database.Close()
+		return nil, fmt.Errorf("could not apply schema: %w", err)
+	}
+
+	return database, nil
+}