private void write(JsonGenerator jg, TwitterEntry entry) throws IOException {
jg.writeStartObject();
// can either do "jg.writeFieldName(...) + jg.writeNumber()", or this:
jg.writeNumberField("id", entry.getId());
jg.writeStringField("text", entry.getText());
jg.writeNumberField("fromUserId", entry.getFromUserId());
jg.writeNumberField("toUserId", entry.getToUserId());
jg.writeStringField("langugeCode", entry.getLanguageCode());
jg.writeEndObject();
jg.close();
}
@Override
public void doPost(HttpServletRequest req, HttpServletResponse resp)
throws IOException, ServletException {
String sid = req.getParameter("sid");
String gameId = req.getParameter("game");
String action = req.getParameter("action");
HanabiUser user = s.getUserBySession(sid);
HanabiGame game = s.getGame(gameId);
try {
String message;
if (action.equals("play_card")) {
int slot = Integer.parseInt(req.getParameter("handSlot"));
HanabiGame.PlayCardResult rv = game.playCard(slot);
message = "It was a " + rv.card + "; " + (rv.success ? "Success!" : "Oops!");
} else if (action.equals("discard_card")) {
int slot = Integer.parseInt(req.getParameter("handSlot"));
HanabiGame.Card c = game.discardCard(slot);
message = "It was a " + c;
} else if (action.equals("give_hint")) {
doGiveHint(game, req, resp);
return;
} else {
message = "don't know how to " + action;
}
JsonGenerator out = new JsonFactory().createJsonGenerator(resp.getOutputStream());
out.writeStartObject();
out.writeStringField("message", message);
out.writeEndObject();
out.close();
} catch (HanabiException e) {
resp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
JsonGenerator out = new JsonFactory().createJsonGenerator(resp.getOutputStream());
out.writeStartObject();
out.writeStringField("status", "error");
out.writeStringField("message", e.toString());
out.writeEndObject();
out.close();
}
}
void doGiveHint(HanabiGame game, HttpServletRequest req, HttpServletResponse resp)
throws IOException, ServletException, HanabiException {
String target = req.getParameter("target");
String hint = req.getParameter("hint");
game.giveHint(target, hint);
JsonGenerator out = new JsonFactory().createJsonGenerator(resp.getOutputStream());
out.writeStartObject();
out.writeStringField("message", "hint given; " + game.hintsLeft + " hints left");
out.writeEndObject();
out.close();
}
@Override
public void doGet(HttpServletRequest req, HttpServletResponse resp)
throws IOException, ServletException {
String sid = req.getParameter("sid");
String gameId = req.getParameter("game");
HanabiUser user = s.getUserBySession(sid);
HanabiGame game = s.getGame(gameId);
JsonGenerator out = new JsonFactory().createJsonGenerator(resp.getOutputStream());
out.writeStartObject();
out.writeStringField("id", gameId);
out.writeStringField("nextEvent", Integer.toString(game.events.getNextId()));
out.writeNumberField("drawPile", game.drawPile.size());
out.writeNumberField("hintsLeft", game.hintsLeft);
out.writeNumberField("errorsMade", game.errorsMade);
out.writeNumberField("turnNumber", game.turn);
out.writeStringField("activePlayer", Integer.toString(game.activeSeat));
out.writeFieldName("seats");
out.writeStartArray();
for (int i = 0; i < game.seats.size(); i++) {
HanabiGame.Seat seat = game.seats.get(i);
out.writeStartObject();
out.writeStringField("seat", Integer.toString(i));
out.writeStringField("playerName", seat.user.name);
if (seat.user == user) {
out.writeBooleanField("isYou", true);
}
out.writeFieldName("hand");
out.writeStartArray();
for (HanabiGame.Card c : seat.hand) {
if (seat.user == user) {
out.writeString("unknown");
} else {
out.writeString(c.toString());
}
}
out.writeEndArray();
out.writeEndObject();
}
out.writeEndArray(); // end seats
out.writeFieldName("piles");
out.writeStartObject();
for (int i = 0; i < HanabiGame.SUIT_COUNT; i++) {
HanabiGame.Card c = game.getPileTopCard(i);
if (c != null) {
out.writeStringField(c.getSuitName(), c.toString());
}
}
out.writeEndObject(); // end piles
out.writeFieldName("discards");
out.writeStartArray();
for (HanabiGame.Card c : game.discards) {
out.writeString(c.toString());
}
out.writeEndArray();
out.writeFieldName("hints");
out.writeStartArray();
for (HanabiGame.Hint h : game.hints) {
out.writeStartObject();
out.writeNumberField("turn", h.whenGiven);
out.writeStringField("from", Integer.toString(h.from));
out.writeStringField("to", Integer.toString(h.to));
out.writeStringField("hintType", h.type.name());
out.writeStringField("hint", h.getHintString());
HanabiGame.Seat targetSeat = game.seats.get(h.to);
out.writeFieldName("applies");
out.writeStartArray();
for (int slot = 0; slot < targetSeat.hand.size(); slot++) {
if (targetSeat.whenReceived.get(slot).intValue() > h.whenGiven) {
out.writeString("");
} else if (h.affirms(targetSeat.hand.get(slot))) {
out.writeString("Y");
} else {
out.writeString("N");
}
}
out.writeEndArray();
out.writeEndObject();
}
out.writeEndArray(); // end hints
out.writeEndObject(); // end game
out.close();
}