feat(fill-method): add fill method selection presenter

app/src/main/java/ru/project/model/FillMethod.java

@@ -0,0 +1,7 @@
+package ru.project.model;
+
+public enum FillMethod {
+  CUSTOM,
+  RANDOM,
+  FILE
+}

app/src/main/java/ru/project/presenter/FillMethodPresenter.java

@@ -0,0 +1,44 @@
+package ru.project.presenter;
+
+import com.googlecode.lanterna.gui2.WindowBasedTextGUI;
+import java.util.function.Consumer;
+import ru.project.model.AppState;
+import ru.project.model.FillMethod;
+import ru.project.view.FillMethodView;
+
+public class FillMethodPresenter extends BasePresenter {
+
+  private final FillMethodView view;
+  private final Consumer<FillMethod> onMethodSelected;
+
+  public FillMethodPresenter(
+      AppState state,
+      FillMethodView view,
+      WindowBasedTextGUI gui,
+      Consumer<FillMethod> onMethodSelected) {
+
+    super(state, gui);
+
+    this.view = view;
+    this.onMethodSelected = onMethodSelected;
+  }
+
+  @Override
+  public void start() {
+    bindActions();
+    view.show(gui);
+  }
+
+  private void bindActions() {
+    view.setCustomAction(() -> selectMethod(FillMethod.CUSTOM));
+
+    view.setRandomAction(() -> selectMethod(FillMethod.RANDOM));
+
+    view.setFileAction(() -> selectMethod(FillMethod.FILE));
+  }
+
+  private void selectMethod(FillMethod method) {
+    onMethodSelected.accept(method);
+    view.close();
+  }
+}

app/src/main/java/ru/project/view/FillMethodView.java

@@ -0,0 +1,32 @@
+package ru.project.view;
+
+public class FillMethodView extends ActionListView {
+
+  private Runnable customAction = this::defaultAction;
+  private Runnable randomAction = this::defaultAction;
+  private Runnable fileAction = this::defaultAction;
+
+  public FillMethodView() {
+    super("Настроить способ заполнения");
+
+    addItem("Пользовательские данные", () -> customAction.run());
+
+    addItem("Случайные данные", () -> randomAction.run());
+
+    addItem("Данные из файла", () -> fileAction.run());
+
+    addItem("Выйти", this::close);
+  }
+
+  public void setCustomAction(Runnable action) {
+    customAction = action;
+  }
+
+  public void setRandomAction(Runnable action) {
+    randomAction = action;
+  }
+
+  public void setFileAction(Runnable action) {
+    fileAction = action;
+  }
+}