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package de.hysky.skyblocker.skyblock.waypoint;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.gui.DrawContext;
import net.minecraft.client.gui.Element;
import net.minecraft.client.gui.Selectable;
import net.minecraft.client.gui.widget.ElementListWidget;
import net.minecraft.text.Style;
import net.minecraft.text.Text;
import java.util.List;
import java.util.function.Consumer;
public class DropdownWidget<T> extends ElementListWidget<DropdownWidget.Entry<T>> {
private static final MinecraftClient client = MinecraftClient.getInstance();
public static final int ENTRY_HEIGHT = 15;
protected final List<T> entries;
protected final Consumer<T> selectCallback;
protected T prevSelected;
protected T selected;
protected boolean open;
public DropdownWidget(MinecraftClient minecraftClient, int x, int y, int width, int maxHeight, List<T> entries, Consumer<T> selectCallback, T selected) {
super(minecraftClient, width, Math.min((entries.size() + 1) * ENTRY_HEIGHT + 8, maxHeight), y, ENTRY_HEIGHT);
setX(x);
this.entries = entries;
this.selectCallback = selectCallback;
this.selected = selected;
setRenderHeader(true, ENTRY_HEIGHT + 4);
for (T entry : entries) {
addEntry(new Entry<>(this, entry));
}
}
@Override
public int getRowLeft() {
return getX();
}
@Override
public int getRowWidth() {
return getWidth();
}
@Override
protected boolean clickedHeader(int x, int y) {
open = !open;
return true;
}
@Override
protected void renderHeader(DrawContext context, int x, int y) {
context.drawTextWithShadow(client.textRenderer, selected.toString(), x + 4, y + 2, 0xFFFFFFFF);
}
@Override
public void renderWidget(DrawContext context, int mouseX, int mouseY, float delta) {
context.getMatrices().push();
context.getMatrices().translate(0, 0, 100);
int y = getY() - (int) getScrollAmount();
int height = getMaxPosition();
context.fill(getX(), y, getX() + width, y + headerHeight, 0xFF000000);
context.drawHorizontalLine(getX(), getX() + width, y, 0xFFFFFFFF);
context.drawHorizontalLine(getX(), getX() + width, y + headerHeight, 0xFFFFFFFF);
context.drawVerticalLine(getX(), y, y + headerHeight, 0xFFFFFFFF);
context.drawVerticalLine(getX() + width, y, y + headerHeight, 0xFFFFFFFF);
if (open) {
context.fill(getX(), y + headerHeight + 1, getX() + width, y + height, 0xFF000000);
context.drawHorizontalLine(getX(), getX() + width, y + height, 0xFFFFFFFF);
context.drawVerticalLine(getX(), y + headerHeight, y + height, 0xFFFFFFFF);
context.drawVerticalLine(getX() + width, y + headerHeight, y + height, 0xFFFFFFFF);
super.renderWidget(context, mouseX, mouseY, delta);
} else {
renderHeader(context, getRowLeft(), y + 4);
}
context.getMatrices().pop();
}
@Override
protected void drawMenuListBackground(DrawContext context) {}
@Override
protected void drawHeaderAndFooterSeparators(DrawContext context) {}
@Override
public boolean mouseScrolled(double mouseX, double mouseY, double horizontalAmount, double verticalAmount) {
return open && super.mouseScrolled(mouseX, mouseY, horizontalAmount, verticalAmount);
}
protected void select(T entry) {
selected = entry;
open = false;
setScrollAmount(0);
if (selected != prevSelected) {
selectCallback.accept(entry);
prevSelected = selected;
}
}
static class Entry<T> extends ElementListWidget.Entry<Entry<T>> {
private final DropdownWidget<T> dropdownWidget;
private final T entry;
public Entry(DropdownWidget<T> dropdownWidget, T entry) {
this.dropdownWidget = dropdownWidget;
this.entry = entry;
}
@Override
public List<? extends Selectable> selectableChildren() {
return List.of();
}
@Override
public List<? extends Element> children() {
return List.of();
}
@Override
public void render(DrawContext context, int index, int y, int x, int entryWidth, int entryHeight, int mouseX, int mouseY, boolean hovered, float tickDelta) {
context.drawTextWithShadow(client.textRenderer, Text.literal(entry.toString()).fillStyle(Style.EMPTY.withUnderline(hovered)), x + 14, y + 2, 0xFFFFFFFF);
if (dropdownWidget.selected == this.entry) {
context.drawTextWithShadow(client.textRenderer, "✔", x + 4, y + 2, 0xFFFFFFFF);
}
}
@Override
public boolean mouseClicked(double mouseX, double mouseY, int button) {
if (button == 0 && dropdownWidget.open) {
dropdownWidget.select(entry);
return true;
}
return super.mouseClicked(mouseX, mouseY, button);
}
}
}
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