electron: fallback when documents missing

electron/src/utils/paths.ts

@@ -22,11 +22,22 @@ if (app.isPackaged){
 }
 
 
+// Get user's documents dir
+let docs_dir:string
+try {
+    docs_dir = app.getPath('documents')  // Not available in some Win/Mac setups for some reason
+} catch {
+    // Fallback on appData which is the parent of userData, since it must exist
+    // In such cases there will be .../appData/stello & .../appData/Stello Files next to each other
+    docs_dir = app.getPath('appData')
+}
+
+
 // Internal data may be in `Stello Files` for new users or old locations for long-term users
 // NOTE Also within `Stello Files` for Mac/Linux users who received 1.6.6 update before 1.6.7
 const possible_data_locations = [
     join(app_path, '..', 'Stello Files', 'Internal Data'),  // Portable mode
-    join(app.getPath('documents'), 'Stello Files', 'Internal Data'),  // Normal mode
+    join(docs_dir, 'Stello Files', 'Internal Data'),  // Normal mode
     join(app_path, '..', 'stello_data'),  // Old portable location
     app.getPath('userData'),  // Old normal location
 ]
@@ -41,7 +52,7 @@ const data_dir = possible_data_locations.find(l => existsSync(join(l, 'IndexedDB
 // It will either be the documents or portable location depending on whether data_dir is portable
 const files_dir = [0, 2].includes(possible_data_locations.indexOf(data_dir))
     ? join(app_path, '..', 'Stello Files')
-    : join(app.getPath('documents'), 'Stello Files')
+    : join(docs_dir, 'Stello Files')
 
 
 export function restrict_path(root_dir:string, relative_path:string){