src/app/ui/student/StudentCourseHubView.java - master - evernotenkai/DataBaseXJavaProject

src/app/ui/student/StudentCourseHubView.java
112 строк5 KB
Makson4ik
Весь проект с src db и прочим делом
12 май 2026, 22:43
12 май 2026, 22:43431f4aa

package app.ui.student;

import java.util.List;

import app.model.AssignmentItem;
import app.model.CourseItem;
import app.service.LmsService;
import app.ui.components.PageHeader;
import app.ui.components.UiKit;
import javafx.beans.property.SimpleStringProperty;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.geometry.Insets;
import javafx.scene.control.ComboBox;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.scene.layout.HBox;
import javafx.scene.layout.Priority;
import javafx.scene.control.SplitPane;
import javafx.scene.layout.VBox;

public class StudentCourseHubView extends VBox {
    private final LmsService service;
    private final int studentId;
    private final ObservableList<CourseItem> courses = FXCollections.observableArrayList();
    private final ObservableList<AssignmentItem> assignments = FXCollections.observableArrayList();
    private final ComboBox<CourseItem> courseBox = new ComboBox<CourseItem>();
    private final TableView<CourseItem> courseTable = new TableView<CourseItem>();
    private final TableView<AssignmentItem> assignmentTable = new TableView<AssignmentItem>();

    public StudentCourseHubView(LmsService service, int studentId) {
        this.service = service;
        this.studentId = studentId;
        getStyleClass().add("content-root");
        setSpacing(16);
        getChildren().add(new PageHeader("Курсы и дедлайны", "Выбирай курс и сразу видь актуальные задания."));

        courseBox.setPromptText("Выберите курс");

        UiKit.configureTable(courseTable);
        TableColumn<CourseItem, String> c1 = new TableColumn<CourseItem, String>("Название");
        c1.setCellValueFactory(v -> new SimpleStringProperty(v.getValue().getName()));
        TableColumn<CourseItem, String> c2 = new TableColumn<CourseItem, String>("Преподаватель");
        c2.setCellValueFactory(v -> new SimpleStringProperty(v.getValue().getTeacherName()));
        TableColumn<CourseItem, String> c3 = new TableColumn<CourseItem, String>("Описание");
        c3.setCellValueFactory(v -> new SimpleStringProperty(v.getValue().getDescription()));
        courseTable.getColumns().addAll(c1, c2, c3);
        courseTable.setItems(courses);
        VBox.setVgrow(courseTable, Priority.ALWAYS);

        UiKit.configureTable(assignmentTable);
        TableColumn<AssignmentItem, String> a1 = new TableColumn<AssignmentItem, String>("Название");
        a1.setCellValueFactory(v -> new SimpleStringProperty(v.getValue().getTitle()));
        TableColumn<AssignmentItem, String> a2 = new TableColumn<AssignmentItem, String>("Срок");
        a2.setCellValueFactory(v -> new SimpleStringProperty(v.getValue().getDueDate()));
        TableColumn<AssignmentItem, String> a3 = new TableColumn<AssignmentItem, String>("Создано");
        a3.setCellValueFactory(v -> new SimpleStringProperty(v.getValue().getCreatedAt()));
        assignmentTable.getColumns().addAll(a1, a2, a3);
        assignmentTable.setItems(assignments);
        VBox.setVgrow(assignmentTable, Priority.ALWAYS);

        VBox left = UiKit.card(
                UiKit.section("Мои курсы"),
                UiKit.subtitle("Выбирай курс и сразу видь задания по нему."),
                courseBox,
                courseTable
        );

        VBox right = UiKit.card(
                UiKit.section("Задания выбранного курса"),
                UiKit.subtitle("Список автоматически подстраивается под выбранный курс."),
                assignmentTable
        );

        SplitPane split = new SplitPane(left, right);
        split.setDividerPositions(0.54);
        split.getStyleClass().add("workspace-split-pane");

        HBox.setHgrow(split, Priority.ALWAYS);
        getChildren().add(split);

        courseBox.valueProperty().addListener((obs, oldV, newV) -> updateAssignments(newV));
        refresh();
    }

    private void updateAssignments(CourseItem course) {
        assignments.clear();
        if (course != null) {
            assignments.addAll(service.findAssignmentsForCourse(course.getId()));
        }
    }

    public void refresh() {
        List<CourseItem> newCourses = service.findStudentCourses(studentId);
        CourseItem current = courseBox.getValue();
        courses.setAll(newCourses);
        courseTable.setItems(courses);
        courseBox.getItems().setAll(newCourses);
        if (current != null) {
            for (CourseItem c : newCourses) {
                if (c.getId() == current.getId()) {
                    courseBox.getSelectionModel().select(c);
                    break;
                }
            }
        }
        if (courseBox.getValue() == null && !newCourses.isEmpty()) {
            courseBox.getSelectionModel().select(0);
        }
        updateAssignments(courseBox.getValue());
    }
}