From 8ef466238fabf252f2a3d0c71f7bada4d32add11 Mon Sep 17 00:00:00 2001
From: Ehud Ettun <ehudettun@gmail.com>
Date: Fri, 24 May 2024 00:31:35 -0400
Subject: [PATCH] dates validation

---
 .../src/app/search-pairs/search-pairs.component.ts           | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/frontend/market-ticker-app/src/app/search-pairs/search-pairs.component.ts b/frontend/market-ticker-app/src/app/search-pairs/search-pairs.component.ts
index 3964cfe..164e90c 100644
--- a/frontend/market-ticker-app/src/app/search-pairs/search-pairs.component.ts
+++ b/frontend/market-ticker-app/src/app/search-pairs/search-pairs.component.ts
@@ -84,6 +84,11 @@ export class SearchPairsComponent {
       return;
     }
 
+    if (new Date(this.startDate) > new Date(this.endDate)) {
+      this.errorMessage = 'Start date must be before end date.';
+      return;
+    }
+
     if (!this.ticker1Valid || !this.ticker2Valid) {
       this.errorMessage = 'One or both tickers are invalid.';
       return;