From a283332b1300cc43070c9b86cecf41f233f20353 Mon Sep 17 00:00:00 2001
From: Yaros <thedj.launchpadder.dmx512@gmail.com>
Date: Tue, 2 Jul 2024 18:12:48 +0200
Subject: [PATCH] Detect GitHub branch name automatically from URL

---
 src/tabs/presets/SourcesDialog/PresetSource.js | 14 ++++++++++++++
 src/tabs/presets/SourcesDialog/SourcePanel.js  |  4 ++++
 2 files changed, 18 insertions(+)

diff --git a/src/tabs/presets/SourcesDialog/PresetSource.js b/src/tabs/presets/SourcesDialog/PresetSource.js
index ead8760db8..a7b8a5edd9 100644
--- a/src/tabs/presets/SourcesDialog/PresetSource.js
+++ b/src/tabs/presets/SourcesDialog/PresetSource.js
@@ -9,4 +9,18 @@ export default class PresetSource {
     static isUrlGithubRepo(url) {
         return url.trim().toLowerCase().startsWith("https://github.com/");
     }
+
+    static containsBranchName(url) {
+        return url.includes("/tree/");
+    }
+
+    static getBranchName(url) {
+        const pattern = /https:\/\/github\.com\/[^\/]+\/[^\/]+\/tree\/([^\/]+)/;
+        const match = url.match(pattern);
+        if (match) {
+            return match[1];
+        } else {
+            return null;
+        }
+    }
 }
diff --git a/src/tabs/presets/SourcesDialog/SourcePanel.js b/src/tabs/presets/SourcesDialog/SourcePanel.js
index 7bf118694d..b3162e5c8f 100644
--- a/src/tabs/presets/SourcesDialog/SourcePanel.js
+++ b/src/tabs/presets/SourcesDialog/SourcePanel.js
@@ -147,6 +147,10 @@ export default class SourcePanel {
 
     _onInputChange() {
         this._checkIfGithub();
+        if (PresetSource.containsBranchName(this._domEditUrl.val())) {
+            this._domEditGitHubBranch.val(PresetSource.getBranchName(this._domEditUrl.val()));
+            this._domEditUrl.val(this._domEditUrl.val().split("/tree/")[0]);
+        }
         this._setIsSaved(false);
     }