//
// Created by BONNe
// Copyright - 2021
//


package world.bentobox.bentobox.api.panels.reader;


import java.util.Arrays;
import java.util.Objects;

import org.bukkit.inventory.ItemStack;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;

import world.bentobox.bentobox.api.panels.Panel;

/**
 * This is template object for the panel reader. It contains data that can exist in the panel.
 * PanelBuilder will use this to build panel.
 *
 * @param type the type of GUI
 * @param title the title of GUI
 * @param border the border block for GUI
 * @param background the background block for GUI.
 * @param forcedRows the array of boolean that indicate which rows must be force loaded.
 * @param content The 2D array of ItemTemplateRecords
 *
 * @since 1.17.3
 */
public record PanelTemplateRecord(Panel.Type type,
        @Nullable String title,
        @Nullable TemplateItem border,
        @Nullable TemplateItem background,
        boolean[] forcedRows,
        @NonNull ItemTemplateRecord[][] content)
{
    /**
     * Instantiates a new Panel template record with empty content.
     *
     * @param type the type
     * @param title the title
     * @param border the border
     * @param background the background
     * @param forcedRows the forced rows array
     */
    public PanelTemplateRecord(Panel.Type type, String title, TemplateItem border, TemplateItem background, boolean[] forcedRows)
    {
        this(type, title, border, background, forcedRows, new ItemTemplateRecord[6][9]);
    }


    /**
     * This method adds give item template record in given slot.
     * @param rowIndex row index of content array
     * @param columnIndex column index of content array.
     * @param panelItemTemplate item template record that must be added.
     */
    public void addButtonTemplate(int rowIndex, int columnIndex, ItemTemplateRecord panelItemTemplate)
    {
        this.content[rowIndex][columnIndex] = panelItemTemplate;
    }


    // ---------------------------------------------------------------------
    // Section: Classes
    // ---------------------------------------------------------------------


    /**
     * This record contains info about border and background item.
     */
    public record TemplateItem(ItemStack icon, String title, String description)
    {
        public TemplateItem(ItemStack icon)
        {
            this(icon, null, null);
        }
    }


    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + Arrays.deepHashCode(content);
        result = prime * result + Arrays.hashCode(forcedRows);
        result = prime * result + Objects.hash(background, border, title, type);
        return result;
    }


    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (!(obj instanceof PanelTemplateRecord other)) {
            return false;
        }
        return Objects.equals(background, other.background) && Objects.equals(border, other.border)
                && Arrays.deepEquals(content, other.content) && Arrays.equals(forcedRows, other.forcedRows)
                && Objects.equals(title, other.title) && type == other.type;
    }


    @Override
    public String toString() {
        return "PanelTemplateRecord {type=" + type +
                ", title=" + title +
                ", border=" + border +
                ", background=" + background +
                ", forcedRows=" + Arrays.toString(forcedRows) +
                ", content=" +  Arrays.toString(content) + "}";
    }


}