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package io.dico.dicore.command.chat.help;
import java.util.Arrays;
public class PageBorders {
private final IPageBorder header, footer;
public PageBorders(IPageBorder header, IPageBorder footer) {
this.header = header;
this.footer = footer;
}
public IPageBorder getHeader() {
return header;
}
public IPageBorder getFooter() {
return footer;
}
public static IPageBorder simpleBorder(String... lines) {
return new SimplePageBorder(lines);
}
public static IPageBorder disappearingBorder(int pageNum, String... lines) {
return disappearingBorder(pageNum, 0, lines);
}
public static IPageBorder disappearingBorder(int pageNum, int keptLines, String... lines) {
return new DisappearingPageBorder(pageNum, keptLines, lines);
}
static class SimplePageBorder extends SimpleHelpComponent implements IPageBorder {
private final String replacedSequence;
public SimplePageBorder(String replacedSequence, String... lines) {
super(lines);
this.replacedSequence = replacedSequence;
}
public SimplePageBorder(String... lines) {
super(lines);
this.replacedSequence = "%pageCount%";
}
@Override
public void setPageCount(int pageCount) {
String[] lines = this.lines;
for (int i = 0; i < lines.length; i++) {
lines[i] = lines[i].replace(replacedSequence, Integer.toString(pageCount));
}
}
}
static class DisappearingPageBorder extends SimpleHelpComponent implements IPageBorder {
private final int pageNum;
private final int keptLines;
public DisappearingPageBorder(int pageNum, int keptLines, String... lines) {
super(lines);
this.pageNum = pageNum;
this.keptLines = keptLines;
}
@Override
public void setPageCount(int pageCount) {
if (pageCount == pageNum) {
String[] lines = this.lines;
this.lines = Arrays.copyOfRange(lines, Math.max(0, lines.length - keptLines), lines.length);
}
}
}
}
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