Desktop: Add File > Save As… (#3034)

* Make file name and document name identical

* Add save as action

* Fix test errors

* Add missing save as action

* Desktop fix drop file open document file message

* Address review comments

* Replace file save suffix with file extension

* Add comment specifying that the upload function takes a html input accept string

* Fix remove file extension in web

* Use let

* Don't show save as menu entry in web

* Don't add SaveDocumentAs in web

* Remove file extension on all open document file calls

---------

Co-authored-by: Dennis Kobert <dennis@kobert.dev>

frontend/src/components/panels/Document.svelte

@@ -151,9 +151,11 @@
 				return;
 			}
 
-			if (file.name.endsWith(".graphite")) {
+			const graphiteFileSuffix = "." + editor.handle.fileExtension();
+			if (file.name.endsWith(graphiteFileSuffix)) {
 				const content = await file.text();
-				editor.handle.openDocumentFile(file.name, content);
+				const documentName = file.name.slice(0, -graphiteFileSuffix.length);
+				editor.handle.openDocumentFile(documentName, content);
 				return;
 			}
 		});

frontend/src/components/panels/Layers.svelte

@@ -438,9 +438,11 @@
 					}
 
 					// When we eventually have sub-documents, this should be changed to import the document instead of opening it in a separate tab
-					if (file.name.endsWith(".graphite")) {
+					const graphiteFileSuffix = "." + editor.handle.fileExtension();
+					if (file.name.endsWith(graphiteFileSuffix)) {
 						const content = await file.text();
-						editor.handle.openDocumentFile(file.name, content);
+						const documentName = file.name.slice(0, -graphiteFileSuffix.length);
+						editor.handle.openDocumentFile(documentName, content);
 						return;
 					}
 				});

frontend/src/components/window/workspace/Panel.svelte

@@ -83,9 +83,11 @@
 				return;
 			}
 
-			if (file.name.endsWith(".graphite")) {
+			const graphiteFileSuffix = "." + editor.handle.fileExtension();
+			if (file.name.endsWith(graphiteFileSuffix)) {
 				const content = await file.text();
-				editor.handle.openDocumentFile(file.name, content);
+				const documentName = file.name.slice(0, -graphiteFileSuffix.length);
+				editor.handle.openDocumentFile(documentName, content);
 				return;
 			}
 		});