From 685b9755b9d058ff8c262f18662103694dea2e34 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Krist=C3=B3f=20T=C3=B3th?= <kristof.toth@avatao.com>
Date: Fri, 2 Mar 2018 10:40:31 +0100
Subject: [PATCH] Optimize tab switching: saving only happens if state is
 'DIRTY'

---
 src/app/webide/webide.component.html | 2 +-
 src/app/webide/webide.component.ts   | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/app/webide/webide.component.html b/src/app/webide/webide.component.html
index 5a2a2a6..37f1f25 100644
--- a/src/app/webide/webide.component.html
+++ b/src/app/webide/webide.component.html
@@ -3,7 +3,7 @@
           class="btn btn-secondary"
           [class.active]="filename === file"
           [class.disabled]="filename === file"
-          (click)="sendCodeContents(); selectCode(file); requestCode()"
+          (click)="tabSwitchButtonHandler(file)"
           [disabled]="filename === file">
     {{file}}
   </button>
diff --git a/src/app/webide/webide.component.ts b/src/app/webide/webide.component.ts
index 2180d8e..a0d76bd 100644
--- a/src/app/webide/webide.component.ts
+++ b/src/app/webide/webide.component.ts
@@ -76,6 +76,14 @@ export class WebideComponent implements OnInit {
     this.updateFileData(data);
   }
 
+  tabSwitchButtonHandler(file) {
+    if (this.saveButtonState === 'DIRTY') {
+      this.sendCodeContents();
+    }
+    this.selectCode(file);
+    this.requestCode();
+  }
+
   setButtonStateSaved() {
     this.saveButtonState = 'SAVED';
   }