1 files changed, 51 insertions, 0 deletions
diff --git a/mobile/app/gallery-view-model.ts b/mobile/app/gallery-view-model.ts
new file mode 100644
index 0000000..e15839a
--- /dev/null
+++ b/mobile/app/gallery-view-model.ts
@@ -0,0 +1,51 @@
+import { AndroidActivityRequestPermissionsEventData, Application, Observable, Utils } from '@nativescript/core';
+
+export class GalleryModel extends Observable {
+  constructor() {
+    super();
+  }
+
+  peng() {
+    const check = function () {
+      return new Promise((resolve, reject) => {
+        (Application.android.foregroundActivity || Application.android.startActivity).requestPermissions([
+          android.Manifest.permission.READ_EXTERNAL_STORAGE,
+        ], 1337);
+        function onActivityResult(args) {
+          if (args.requestCode === 1337) {
+            Application.android.off(Application.android.activityRequestPermissionsEvent, onActivityResult);
+            console.log(args);
+            console.log(args.grantResults);
+            resolve(args);
+          }
+        }
+        Application.android.on(Application.android.activityRequestPermissionsEvent, onActivityResult);
+      });
+    }
+
+
+    check().then(() => {
+      console.log('query');
+      const cursor = Utils.android.getApplicationContext().getContentResolver().query(
+        android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
+        [
+          android.provider.MediaStore.Images.ImageColumns._ID,
+          android.provider.MediaStore.Images.ImageColumns.BUCKET_DISPLAY_NAME,
+          android.provider.MediaStore.Images.ImageColumns.DATE_TAKEN,
+        ],
+        '1) GROUP BY (' + android.provider.MediaStore.Images.ImageColumns.BUCKET_DISPLAY_NAME,
+        null,
+        null
+      );
+
+      console.log(cursor, cursor.getCount());
+      if (cursor) {
+        console.log(cursor.moveToFirst());
+
+        const bucketColumn = cursor.getColumnIndex(android.provider.MediaStore.Images.ImageColumns.BUCKET_DISPLAY_NAME);
+        console.log(bucketColumn);
+        // console.log(cursor.getString(bucketColumn));
+      }
+    });
+  }
+}