Feat: No results found tip for ModDownloadListPage (HMCL-dev#6368)

Author: KSSJW

HMCL/src/main/java/org/jackhuang/hmcl/ui/versions/DownloadListPage.java

@@ -514,15 +514,23 @@ protected ModDownloadListPageSkin(DownloadListPage control) {
             pane.setCenter(spinnerPane);
             {
                 spinnerPane.loadingProperty().bind(getSkinnable().loadingProperty());
-                spinnerPane.failedReasonProperty().bind(Bindings.createStringBinding(() -> {
-                    if (getSkinnable().isFailed()) {
-                        return i18n("download.failed.refresh");
-                    } else {
-                        return null;
-                    }
-                }, getSkinnable().failedProperty()));
+                spinnerPane.failedReasonProperty().bind(
+                    Bindings.createStringBinding(() -> {
+                        if (getSkinnable().isFailed()) {
+                            return i18n("download.failed.refresh");
+                        } else if (!getSkinnable().isLoading() && getSkinnable().pageCount.get() >= 0 && getSkinnable().items.isEmpty()) {
+                            return i18n("download.failed.no_results_found"); 
+                        } else {
+                            return null;
+                        }
+                    },
+                    getSkinnable().failedProperty(), 
+                    getSkinnable().loadingProperty(), 
+                    getSkinnable().pageCount,
+                    getSkinnable().items)
+                );
                 spinnerPane.setOnFailedAction(e -> {
-                    if (getSkinnable().retrySearch != null) {
+                    if (getSkinnable().isFailed() && getSkinnable().retrySearch != null) {
                         getSkinnable().retrySearch.run();
                     }
                 });

HMCL/src/main/resources/assets/lang/I18N.properties

@@ -399,6 +399,7 @@ download.external_link=Visit Download Website
 download.failed=Failed to download "%1$s", response code: %2$d.
 download.failed.empty=No versions are available. Please click here to go back.
 download.failed.no_code=Failed to download
+download.failed.no_results_found=No results found
 download.failed.refresh=Failed to fetch version list. Please click here to retry.
 download.game=New Game
 download.provider.bmclapi=BMCLAPI & MCIM

HMCL/src/main/resources/assets/lang/I18N_zh.properties

@@ -397,6 +397,7 @@ download.external_link=開啟下載網站
 download.failed=下載失敗：%1$s\n錯誤碼：%2$d
 download.failed.empty=沒有可供安裝的版本，按一下此處返回。
 download.failed.no_code=下載失敗
+download.failed.no_results_found=搜尋無結果
 download.failed.refresh=載入版本清單失敗，按一下此處重試。
 download.game=新遊戲
 download.provider.bmclapi=BMCLAPI & MCIM

HMCL/src/main/resources/assets/lang/I18N_zh_CN.properties

@@ -399,6 +399,7 @@ download.external_link=打开下载网站
 download.failed=下载失败: %1$s，\n错误码：%2$d\n你可以点击右上角帮助按钮进行求助。
 download.failed.empty=[没有可供安装的版本，点击此处返回]\n(你可以点击右上角帮助按钮进行求助)
 download.failed.no_code=下载失败
+download.failed.no_results_found=搜索无结果
 download.failed.refresh=[加载版本列表失败，点击此处重试]\n(你可以点击右上角帮助按钮进行求助)
 download.game=新游戏
 download.provider.bmclapi=BMCLAPI & MCIM