From efdf50a55a32c18c3563b883563f271531a6c38b Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Sun, 14 May 2023 01:50:19 +0200
Subject: Implemented a basic extraction loop

---
 database/db.js | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 database/db.js

(limited to 'database/db.js')

diff --git a/database/db.js b/database/db.js
new file mode 100644
index 0000000..db71080
--- /dev/null
+++ b/database/db.js
@@ -0,0 +1,29 @@
+import fs from 'fs';
+import Database from 'better-sqlite3';
+
+const allMigrations = [
+	'database/000_init.sql',
+];
+
+const db = new Database(
+	process.env.NODE_ENV === 'test' ? 'test.db' : 'spacetraders.db',
+	process.env.NODE_ENV === 'development' ? { verbose: console.log } : null
+);
+db.pragma('foreign_keys = ON');
+
+db.transaction(function migrate() {
+	let version;
+	try {
+		version = db.prepare('SELECT version FROM schema_version').get().version;
+	} catch {
+		version = 0;
+	}
+	if (version === allMigrations.length) return;
+	while (version < allMigrations.length) {
+		db.exec(fs.readFileSync(allMigrations[version], 'utf8'));
+		version++;
+	}
+	db.exec(`DELETE FROM schema_version; INSERT INTO schema_version (version) VALUES (${version});`);
+})();
+
+export default db;
-- 
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