path: root/src/dk.biks.bachelorizer/dk/biks/bachelorizer/Controller.java

// SPDX-FileCopyrightText: 2025 <Alexander Marthin Klemensen stud-marthin@ruc.dk>
// SPDX-FileCopyrightText: 2025 <Ian Valentin Christensen stud-ianc@ruc.dk>
// SPDX-FileCopyrightText: 2025 Jonas Smedegaard <dr@jones.dk>
// SPDX-FileCopyrightText: 2025 <Zahed Noos zahed@ruc.dk>
// SPDX-License-Identifier: GPL-3.0-or-later

package dk.biks.bachelorizer;

import java.util.List;

import javafx.scene.control.ComboBox;
import javafx.scene.control.Label;
import javafx.scene.control.TextArea;

/// Bachelorizer - Controller
class Controller {

    /// Storage model
    private Database store;

    /// UI model
    private UI ui;

    /// Application view
    private Window view;

    /// Parameters passed on command-line and in JNLP file
    private List<String> parameters;

    /// clear the participation database at program launch
    void initialize() {
        store.initialize();
    }

    /// default constructor
    ///
    /// @param store  Storage model
    /// @param ui     UI model
    /// @param view   Application view
    Controller(
        final Database store, final UI ui, final Window view
    ) {
        this.store = store;
        this.ui = ui;
        this.view = view;
    }

    /// parse application parameters
    ///
    /// Parse parameters as GNU-style options and arguments,
    /// i.e. treat dash-prefixed words as options
    /// until an optional first bare "--",
    /// taking first non-option argument as name of student
    /// and remaining ones as activity selections.
    ///
    /// @param parameters  Application parameters
    public final void setParameters(final List<String> parameters) {
        boolean optionsDone = false;
        boolean studentAssigned = false;
/* TODO
        for (String item: parameters) {
            if (!optionsDone && item.matches("--")) {
                optionsDone = true;
            } else if (!item.startsWith("-")) {
                if (!studentAssigned) {
                    store.addStudent(item);
                    studentAssigned = true;
// TODO                 ui.showStudent(
//                      model.getStudentName());
                } else {
                    store.addParticipation(
                      store.getActivityIndeks(item));
// TODO                 ui.showActivities();
                }
            }
        }
*/
    }

    /// callback when category has been selected
    ///
    /// @param section   section the category is tied to
    /// @param category  selected category
    // TODO: require a UI instead
    void onCategorySelected(
        final GUI.Section section,
        final String category
    ) {
        view.clearSelections(section);
        view.setOptions(section, store.selectProgram(category));
    }

    /// callback when activity has been selected
    ///
    /// @param combo   involved activity box
    /// @param select  selected item
    /// @param area    whole text area
    void onActivitySelected(
        final ComboBox<String> combo,
        final ComboBox<String> select,
        final TextArea area
    ) {

        // pass the value chosen in the box
        addActivity(select.getValue(), area);

        // update text area based on category choice
        //
        // Users can choose from the ComboBox,
        // and string (activity) and the area will then update.
        updateArea(combo, area);
    }

    /// callback when subject module has been selected
    ///
    /// @param subject1  involved 1st column subject module box
    /// @param subject2  involved 2nd column subject module box
    void onSubjectModuleSelected(
        final ComboBox<String> subject1,
        final ComboBox<String> subject2
    ) {

        // remove chosen option from opposite subject module box
        for (String sub: store.getAllSubjects()) {
            if (sub.equals(subject1.getValue())) {
                subject2.getItems().remove(
                    subject1.getValue());
            } else if (
                !sub.equals(subject1.getValue())
                && !subject2.getItems().contains(sub)
            ) {
                subject2.getItems().add(sub);
            }
        }
    }

    /// add participation to database
    /// @param s         activity identifier
    /// @param textArea  whole text area
    void addActivity(final String s, final TextArea textArea) {
        store.addParticipation(store.getActivityIndeks(s));
    }

    /// update text area for an activity box
    ///
    /// Clears the text area
    /// and adds all activity names from activities in participation.
    ///
    /// @param combo     involved activity box
    /// @param textArea  whole text area
    void updateArea(
        final ComboBox<String> combo, final TextArea textArea
    ) {
        textArea.clear();
        for (String s: store.getParticipation(combo.getValue())
        ) {
            textArea.appendText(s + "\n");
        }
    }

    /// update label with current ECTS of program type
    /// @param ectslabel  text display area for ECTS points
    /// @param comboBox   involved activity box
    void updateEcts(
        final Label ectslabel, final ComboBox<String> comboBox
    ) {
        ectslabel.setText("ECTS: "
            + store.getSumEcts(comboBox.getValue()));
    }

    void fillElective(final ComboBox<String> electiveBox) {
        electiveBox.getItems().addAll(store.getAllActivities());
    }
}