public ScrambleRequest(String title, String scrambleRequestUrl, String seed)
throws InvalidScrambleRequestException, UnsupportedEncodingException {
String[] puzzle_count_copies_scheme = scrambleRequestUrl.split("\\*");
title = URLDecoder.decode(title, "utf-8");
for (int i = 0; i < puzzle_count_copies_scheme.length; i++) {
puzzle_count_copies_scheme[i] = URLDecoder.decode(puzzle_count_copies_scheme[i], "utf-8");
}
String countStr = "";
String copiesStr = "";
String scheme = "";
String puzzle;
switch (puzzle_count_copies_scheme.length) {
case 4:
scheme = puzzle_count_copies_scheme[3];
case 3:
copiesStr = puzzle_count_copies_scheme[2];
case 2:
countStr = puzzle_count_copies_scheme[1];
case 1:
puzzle = puzzle_count_copies_scheme[0];
break;
default:
throw new InvalidScrambleRequestException("Invalid puzzle request " + scrambleRequestUrl);
}
LazyInstantiator<Puzzle> lazyScrambler = puzzles.get(puzzle);
if (lazyScrambler == null) {
throw new InvalidScrambleRequestException("Invalid scrambler: " + puzzle);
}
try {
this.scrambler = lazyScrambler.cachedInstance();
} catch (Exception e) {
throw new InvalidScrambleRequestException(e);
}
ScrambleCacher scrambleCacher = scrambleCachers.get(puzzle);
if (scrambleCacher == null) {
scrambleCacher = new ScrambleCacher(scrambler);
scrambleCachers.put(puzzle, scrambleCacher);
}
this.title = title;
fmc = countStr.equals("fmc");
int count;
if (fmc) {
count = 1;
} else {
count = Math.min(toInt(countStr, 1), MAX_COUNT);
}
this.copies = Math.min(toInt(copiesStr, 1), MAX_COPIES);
if (seed != null) {
this.scrambles = scrambler.generateSeededScrambles(seed, count);
} else {
this.scrambles = scrambleCacher.newScrambles(count);
}
this.colorScheme = scrambler.parseColorScheme(scheme);
}
