Added case for successful retrieval with no matches.

Author: kchprog

src/main/java/org/hydev/mcpm/client/commands/controllers/ListController.java

@@ -63,8 +63,15 @@ public void listAll(String parameter, Consumer<String> log) {
 
         try {
             var list = listAllBoundary.listAll(listType);
-            ListResult queryResult = new ListResult(list, ListResult.Type.SUCCESS_RETRIEVING_LOCAL_AND_UPDATABLE);
-            listPresenter.displayResult(queryResult);
+
+            // if list is empty
+            if (list.isEmpty()) {
+                ListResult queryResult = new ListResult(list, ListResult.Type.SUCCESS_RETRIEVING_BUT_NO_MATCHES);
+                listPresenter.displayResult(queryResult);
+            } else {
+                ListResult queryResult = new ListResult(list, ListResult.Type.SUCCESS_RETRIEVING_LOCAL_AND_UPDATABLE);
+                listPresenter.displayResult(queryResult);
+            }
         } catch (Exception e) {
             ListResult queryResult = new ListResult(null, ListResult.Type.SEARCH_FAILED_TO_FETCH_INSTALLED);
             listPresenter.displayResult(queryResult);

src/main/java/org/hydev/mcpm/client/display/presenters/ListPresenter.java

@@ -33,7 +33,9 @@ public void displayResult(ListResult listResult) {
             var table = tabulate(
                 list.stream().map(p -> List.of("&a" + p.name(), "&e" + p.getFirstAuthor(), p.version())).toList(),
                 List.of(":Name", "Author", "Version:"));
-            this.log.accept(listResult.type().reason() + "\n" + table);
+
+                this.log.accept(listResult.type().reason() + "\n" + table);
+
         }
     }
 }

src/main/java/org/hydev/mcpm/client/list/ListResult.java

@@ -18,7 +18,8 @@ public enum Type {
         SEARCH_FAILED_TO_FETCH_INSTALLED("Failed to fetch local files."),
         SUCCESS_RETRIEVING_LOCAL_BUT_FAIL_UPDATABLE("Successfully retrieved local files," +
                 " but failed to retrieve updatable files."),
-        SUCCESS_RETRIEVING_LOCAL_AND_UPDATABLE("Successfully retrieved local files.");
+        SUCCESS_RETRIEVING_LOCAL_AND_UPDATABLE("Successfully retrieved local files."),
+        SUCCESS_RETRIEVING_BUT_NO_MATCHES("Successfully retrieved local files, but no matches found.");
 
         private final String reason;
 

src/main/java/org/hydev/mcpm/client/list/ListUpdatableHelper.java

@@ -47,11 +47,14 @@ public ArrayList<String> listUpdatable(
             PluginModelId pluginModelId = new PluginModelId(
                     OptionalLong.of(installedModel.getPluginId()), installedModel.getName(), null);
 
-            temp.add(new PluginVersionState(pluginModelId, pluginVersionId));
+            try {
+                temp.add(new PluginVersionState(pluginModelId, pluginVersionId));
+            } catch (Exception e) {
+                break;
+            }
         }
 
         CheckForUpdatesInput input = new CheckForUpdatesInput(temp, false);
-
         CheckForUpdatesResult rawResult = checkForUpdatesBoundary.updates(input);
 
         // Read the list of installedModels and create a CheckForUpdatesInput object
@@ -60,7 +63,7 @@ public ArrayList<String> listUpdatable(
 
         if (rawResult.state() == CheckForUpdatesResult.State.SUCCESS) {
 
-            // get the ids of the plugins that are outdated from result
+            // get the names of the plugins that are outdated from result
             ArrayList<String> outdated = new ArrayList<>();
             for (PluginModel pluginModel : rawResult.updatable().values()) {
                 pluginModel.getLatestPluginVersion()