improve progress display

assets/tr.json

@@ -158,7 +158,8 @@
         "Add to favorites": "添加收藏",
         "Follow the artist": "关注画师",
         "Manga": "漫画",
-        "Actions": "操作"
+        "Actions": "操作",
+        "Current quantity": "当前数量"
     },
     "zh_TW": {
         "Search": "搜索",
@@ -319,6 +320,7 @@
         "Add to favorites": "添加收藏",
         "Follow the artist": "關注畫師",
         "Manga": "漫畫",
-        "Actions": "操作"
+        "Actions": "操作",
+        "Current quantity": "當前數量"
     }
 }

lib/components/batch_download.dart

@@ -15,7 +15,10 @@ class BatchDownloadButton extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Button(
-      child: const Icon(MdIcons.download, size: 20,),
+      child: const Icon(
+        MdIcons.download,
+        size: 20,
+      ),
       onPressed: () {
         showDialog(
             context: context,
@@ -40,6 +43,8 @@ class _DownloadDialog extends StatefulWidget {
 class _DownloadDialogState extends State<_DownloadDialog> {
   int maxCount = 30;
 
+  int currentCount = 0;
+
   bool loading = false;
 
   bool cancel = false;
@@ -53,8 +58,11 @@ class _DownloadDialogState extends State<_DownloadDialog> {
           mainAxisSize: MainAxisSize.min,
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            Text('${"Maximum number of downloads".tl}:'),
-            const SizedBox(height: 16,),
+            if (!loading) Text('${"Maximum number of downloads".tl}:'),
+            if (loading) Text("${"Current quantity".tl}: $currentCount"),
+            const SizedBox(
+              height: 16,
+            ),
             SizedBox(
               height: 42,
               width: 196,
@@ -71,19 +79,23 @@ class _DownloadDialogState extends State<_DownloadDialog> {
                 largeChange: 30,
                 clearButton: false,
               ),
-            )
+            ),
           ],
         ).paddingVertical(8),
       ),
       actions: [
-        Button(child: Text("Cancel".tl), onPressed: () {
+        Button(
+            child: Text("Cancel".tl),
+            onPressed: () {
               cancel = true;
               context.pop();
             }),
         if (!loading)
           FilledButton(onPressed: load, child: Text("Continue".tl))
         else
-          FilledButton(onPressed: (){}, child: const SizedBox(
+          FilledButton(
+              onPressed: () {},
+              child: const SizedBox(
                 height: 20,
                 width: 64,
                 child: Center(
@@ -130,15 +142,17 @@ class _DownloadDialogState extends State<_DownloadDialog> {
         continue;
       }
       all.addAll(res.data);
+      setState(() {
+        currentCount = all.length;
+      });
       nextUrl = res.subData ?? "end";
     }
     int i = 0;
     for (var illust in all) {
-      if(i > maxCount)  return;
+      if (i > maxCount) break;
       DownloadManager().addDownloadingTask(illust);
       i++;
     }
     context.pop();
   }
 }
-