feat(import): allow importing .excalidraw files

src/services/import/mime.spec.ts

@@ -21,6 +21,11 @@ describe("#getMime", () => {
             ["test.ts"], "text/x-typescript"
         ],
 
+        [
+            "File extension ('.excalidraw') that is defined in EXTENSION_TO_MIME",
+            ["test.excalidraw"], "application/json"
+        ],
+
         [
             "File extension with inconsistent capitalization that is defined in EXTENSION_TO_MIME",
             ["test.gRoOvY"], "text/x-groovy"
@@ -41,7 +46,7 @@ describe("#getMime", () => {
         const [testDesc, fnParams, expected] = testCase;
         it(`${testDesc}: '${fnParams} should return '${expected}'`, () => {
             const actual = mimeService.getMime(...fnParams);
-            expect(actual).toEqual(expected);
+            expect(actual, testDesc).toEqual(expected);
         });
     });
 });

src/services/import/mime.ts

@@ -67,7 +67,8 @@ const EXTENSION_TO_MIME = new Map<string, string>([
     [".rb", "text/x-ruby"],
     [".scala", "text/x-scala"],
     [".swift", "text/x-swift"],
-    [".ts", "text/x-typescript"]
+    [".ts", "text/x-typescript"],
+    [".excalidraw", "application/json"]
 ]);
 
 /** @returns false if MIME is not detected */

src/services/import/samples/New note.excalidraw

@@ -0,0 +1 @@
+{"type":"excalidraw","version":2,"elements":[],"files":{},"appState":{"scrollX":0,"scrollY":0,"zoom":{"value":1}}}

src/services/import/single.spec.ts

@@ -89,4 +89,11 @@ describe("processNoteContent", () => {
         expect(importedNote.mime).toBe("text/html");
         expect(importedNote.getContent().toString()).toBe("<h2>Hello world</h2>\n<p>Plain text goes here.</p>\n");
     });
+
+    it("supports excalidraw note", async () => {
+        const { importedNote } = await testImport("New note.excalidraw", "application/json");
+        expect(importedNote.mime).toBe("application/json");
+        expect(importedNote.type).toBe("canvas");
+        expect(importedNote.title).toBe("New note");
+    });
 });

src/services/import/single.ts

@@ -12,6 +12,7 @@ import { getNoteTitle, processStringOrBuffer } from "../../services/utils.js";
 import importUtils from "./utils.js";
 import htmlSanitizer from "../html_sanitizer.js";
 import type { File } from "./common.js";
+import type { NoteType } from "../../becca/entities/rows.js";
 
 function importSingleFile(taskContext: TaskContext, file: File, parentNote: BNote) {
     const mime = mimeService.getMime(file.originalname) || file.mimetype;
@@ -73,11 +74,16 @@ function importCodeNote(taskContext: TaskContext, file: File, parentNote: BNote)
     const detectedMime = mimeService.getMime(file.originalname) || file.mimetype;
     const mime = mimeService.normalizeMimeType(detectedMime);
 
+    let type: NoteType = "code";
+    if (file.originalname.endsWith(".excalidraw")) {
+        type = "canvas";
+    }
+
     const { note } = noteService.createNewNote({
         parentNoteId: parentNote.noteId,
         title,
         content,
-        type: "code",
+        type,
         mime: mime,
         isProtected: parentNote.isProtected && protectedSessionService.isProtectedSessionAvailable()
     });

src/services/utils.ts

@@ -180,6 +180,7 @@ export function removeTextFileExtension(filePath: string) {
         case ".markdown":
         case ".html":
         case ".htm":
+        case ".excalidraw":
             return filePath.substring(0, filePath.length - extension.length);
         default:
             return filePath;