From 0f33fda3600b55395c553b9923cf440a2f53f5f0 Mon Sep 17 00:00:00 2001
From: MathieuG-P <40181755+Zagrios@users.noreply.github.com>
Date: Mon, 4 Dec 2023 17:43:39 +0100
Subject: [PATCH] [bugfix] Don't download map already installed when installing
 a playlist

---
 .../local-maps-manager.service.ts                   | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/main/services/additional-content/local-maps-manager.service.ts b/src/main/services/additional-content/local-maps-manager.service.ts
index 426393d2..0fdf040c 100644
--- a/src/main/services/additional-content/local-maps-manager.service.ts
+++ b/src/main/services/additional-content/local-maps-manager.service.ts
@@ -252,17 +252,24 @@ export class LocalMapsManagerService {
         }
 
         const zipUrl = map.versions.at(0).downloadURL;
-
+        const mapFolderName = sanitize(`${map.id}-${map.name}`);
         const mapsFolder = await this.getMapsFolderPath(version);
 
+        const installedMap = await this.loadMapInfoFromPath(path.join(mapsFolder, mapFolderName)).catch(e => {
+            log.error("loadMapInfoFromPath", e);
+            return null;
+        });
+        
+        if(map.versions.every(version => version.hash === installedMap?.hash)) {
+            return installedMap;
+        }
+
         const { zip, zipPath } = await this.downloadMapZip(zipUrl);
 
         if (!zip) {
             throw `Cannot download ${zipUrl}`;
         }
 
-        const mapFolderName = sanitize(`${map.id}-${map.name}`);
-
         const mapPath = path.join(mapsFolder, mapFolderName);
 
         await ensureFolderExist(mapPath);