001/* 002 * Copyright (c) 2016-2017 Daniel Ennis (Aikar) - MIT License 003 * 004 * Permission is hereby granted, free of charge, to any person obtaining 005 * a copy of this software and associated documentation files (the 006 * "Software"), to deal in the Software without restriction, including 007 * without limitation the rights to use, copy, modify, merge, publish, 008 * distribute, sublicense, and/or sell copies of the Software, and to 009 * permit persons to whom the Software is furnished to do so, subject to 010 * the following conditions: 011 * 012 * The above copyright notice and this permission notice shall be 013 * included in all copies or substantial portions of the Software. 014 * 015 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 016 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 017 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 018 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 019 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 020 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 021 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 022 */ 023 024package co.aikar.commands; 025 026import java.util.ArrayList; 027import java.util.Arrays; 028import java.util.Collections; 029import java.util.List; 030import java.util.regex.Matcher; 031 032/** 033 * Handles formatting Messages and managing colors 034 * @param <FT> The platform specific color object 035 */ 036public abstract class MessageFormatter <FT> { 037 038 private final List<FT> colors = new ArrayList<>(); 039 040 @SafeVarargs 041 public MessageFormatter(FT... colors) { 042 this.colors.addAll(Arrays.asList(colors)); 043 044 } 045 public FT setColor(int index, FT color) { 046 if (index > 0) { 047 index--; 048 } else { 049 index = 0; 050 } 051 if (this.colors.size() <= index) { 052 int needed = index - this.colors.size(); 053 if (needed > 0) { 054 this.colors.addAll(Collections.nCopies(needed, null)); 055 } 056 colors.add(color); 057 return null; 058 } else { 059 return colors.set(index, color); 060 } 061 } 062 063 public FT getColor(int index) { 064 if (index > 0) { 065 index--; 066 } else { 067 index = 0; 068 } 069 FT color = colors.get(index); 070 if (color == null) { 071 color = getDefaultColor(); 072 } 073 return color; 074 } 075 076 public FT getDefaultColor() { 077 return getColor(1); 078 } 079 080 abstract String format(FT color, String message); 081 082 public String format(int index, String message) { 083 return format(getColor(index), message); 084 } 085 086 public String format(String message) { 087 String def = format(1, ""); 088 Matcher matcher = ACFPatterns.FORMATTER.matcher(message); 089 StringBuffer sb = new StringBuffer(message.length()); 090 while (matcher.find()) { 091 Integer color = ACFUtil.parseInt(matcher.group("color"), 1); 092 String msg = format(color, matcher.group("msg")) + def; 093 matcher.appendReplacement(sb, Matcher.quoteReplacement(msg)); 094 } 095 matcher.appendTail(sb); 096 return def + sb.toString(); 097 } 098}