✨ complete mobile image upload

src/utils/alova/adapter/localforageStorageAdapter.ts

@@ -6,8 +6,7 @@ export const localforageStorageAdapter = {
         await localforage.setItem(key, value);
     },
     async get(key: string) {
-        const res: any = await localforage.getItem(key);
-        return res ? JSON.parse(res) : null;
+        return await localforage.getItem(key);
     },
     async remove(key: any) {
         await localforage.removeItem(key);

src/utils/imageUtils/blobToBase64.ts

@@ -0,0 +1,22 @@
+export async function blobToBase64(blobUrl: string): Promise<string> {
+    try {
+        const response = await fetch(blobUrl);
+        const blob = await response.blob();
+        const reader = new FileReader();
+
+        return new Promise<string>((resolve, reject) => {
+            reader.onload = function () {
+                // 直接使用 reader.result，包含 MIME 类型前缀
+                const base64StringWithPrefix = reader.result!.toString();
+                resolve(base64StringWithPrefix);
+            };
+            reader.onerror = function () {
+                reject("File could not be read");
+            };
+            // 读取 Blob 文件到 Data URL 格式
+            reader.readAsDataURL(blob);
+        });
+    } catch (error) {
+        throw new Error("Error fetching blob from URL: " + error);
+    }
+}