From 5be5c0d08a8057348a5996b370f14521e57aa785 Mon Sep 17 00:00:00 2001
From: Felipe D'Abrantes <felidabrantes@gmail>
Date: Tue, 25 Apr 2023 13:36:13 +0100
Subject: [PATCH] Ensure collection is empty
---
mongodb-seeder/src/seeder.ts | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/mongodb-seeder/src/seeder.ts b/mongodb-seeder/src/seeder.ts
index 36c3364c..5eb7df9a 100644
--- a/mongodb-seeder/src/seeder.ts
+++ b/mongodb-seeder/src/seeder.ts
@@ -18,6 +18,10 @@ export async function seedDatabase(
// Get the collection instance
const collection = db.collection(collectionName);
+ // Ensure collection is empty
+ const count = await collection.countDocuments();
+ if (count !== 0) throw new Error('Collection already contains documents.');
+
// Add timestamps to each data object
const now = new Date();
const dataWithTimestamps = data.map((item) => ({
--
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