dzura/www/js/system.js
2024-10-15 00:51:54 -07:00

623 lines
18 KiB
JavaScript

function RECONNECT() {
if(SOCKET === null) {
console.log("Websocket connecting..");
SOCKET = new WebSocket("wss://" + location.hostname + ":38612");
SOCKET.binaryType = "arraybuffer";
SOCKET.addEventListener("error", () => {
console.log("Websocket error.");
SOCKET = null;
if(SCENE.disconnect !== undefined) { SCENE.disconnect(); }
});
SOCKET.addEventListener("open", (event) => {
if(SOCKET.readyState === WebSocket.OPEN) {
console.log("Websocket connected.");
SOCKET.addEventListener("message", MESSAGE);
SOCKET.addEventListener("close", () => {
console.log("Websocket closed.");
SOCKET = null;
if(SCENE.disconnect !== undefined) { SCENE.disconnect(); }
RECONNECT();
});
MESSAGE_COMPOSE([
PACK.u16(OpCode.Hello),
]);
}
});
}
}
function RESUME() {
let b64_auth = sessionStorage.getItem("auth");
if(b64_auth !== null) {
let auth = UNPACK.base64(b64_auth);
let secret = UNPACK.base64(sessionStorage.getItem("auth_secret"));
MESSAGE_COMPOSE([
PACK.u16(OpCode.Resume),
auth,
secret,
]);
} else {
LOAD_URL();
}
}
function MESSAGE(event) {
let bytes = new Uint8Array(event.data);
let code = 0;
let index = 2;
let data = null;
let result = null;
if(bytes.length >= 2) {
code = (bytes[0] << 8) + bytes[1];
}
switch(code) {
case OpCode.Hello: {
console.log("RECV Hello");
data = {
version:"",
};
result = UNPACK.string(bytes, index, UNPACK.u8);
index = result.index;
data.version = result.data;
} break;
case OpCode.Register: {
console.log("RECV Register");
if(bytes.length - index == 26) {
data = {
status:(bytes[2] << 8) + bytes[3],
token:new Uint8Array(8),
secret:new Uint8Array(16),
};
index += 2;
for(let i = 0; i < 8; ++i) {
data.token[i] = bytes[index++];
}
for(let i = 0; i < 16; ++i) {
data.secret[i] = bytes[index++];
}
} else {
console.error("Register packet bad length:" + bytes.length);
return;
}
} break;
case OpCode.Authenticate: {
console.log("RECV Authenticate");
if(bytes.length - index >= 26) {
data = {
status:(bytes[2] << 8) + bytes[3],
token:new Uint8Array(8),
secret:new Uint8Array(16),
handle:"",
};
index += 2;
// Token
for(let i = 0; i < 8; ++i) {
data.token[i] = bytes[index++];
}
// Secret
for(let i = 0; i < 16; ++i) {
data.secret[i] = bytes[index++];
}
// User Handle
result = UNPACK.string(bytes, index, UNPACK.u8);
index = result.index;
data.handle = result.data;
} else {
console.error("Authenticate packet bad length:" + bytes.length);
return;
}
} break;
case OpCode.Resume: {
console.log("RECV Resume");
// Status
result = UNPACK.u16(bytes, index);
index = result.index;
if(result.data == Status.Ok) {
CONTEXT.Auth = {
handle: "",
};
// User Handle
result = UNPACK.string(bytes, index, UNPACK.u8);
index = result.index;
CONTEXT.Auth.handle = result.data;
} else {
sessionStorage.clear();
}
LOAD_URL();
} break;
case OpCode.Deauthenticate: {
console.log("RECV Deauthenticate");
} break;
case OpCode.Summary: {
console.log("RECV Summary");
if(bytes.length - index == 4) {
// Challenge count
result = UNPACK.u16(bytes, index);
index = result.index;
STATUS.challenge = result.data;
// Resume count
result = UNPACK.u16(bytes, index);
index = result.index;
STATUS.resume = result.data;
BADGE_UPDATE(STATUS.challenge > 0 || STATUS.resume > 0);
UI.update_status();
}
} break;
case OpCode.SessionList: {
console.log("RECV SessionList");
if(bytes.length - index >= 2) {
data = {
records: [],
};
result = UNPACK.u16(bytes, index);
index = result.index;
let count = result.data;
for(let i = 0; i < count; ++i) {
let record = {
token: new Uint8Array(8),
dawn: "",
dusk: "",
turn: 0,
moves: [ ],
viewers: 0,
player: false,
is_turn: false,
is_complete: 0,
};
// Token
if(index <= bytes.length + 8) {
for(let i = 0; i < 8; ++i) {
record.token[i] = bytes[index];
index += 1;
}
}
// Flags
result = UNPACK.u32(bytes, index);
index = result.index;
let flags = result.data;
record.player = flags & 3;
record.is_turn = ((flags >> 2) & 1) != 0;
record.is_complete = ((flags >> 3) & 3);
// Dawn handle
result = UNPACK.string(bytes, index);
index = result.index;
record.dawn = result.data;
// Dusk handle
result = UNPACK.string(bytes, index);
index = result.index;
record.dusk = result.data;
// Turn number
result = UNPACK.u16(bytes, index);
index = result.index;
record.turn = result.data;
// Last moves
result = UNPACK.u32(bytes, index);
index = result.index;
let moves = result.data;
for(let m = 0; m < 4; ++m) {
if((moves & 0x80) != 0) {
record.moves.push(moves & 0xFF);
moves >>= 8;
}
}
// Reviewer count
result = UNPACK.u32(bytes, index);
index = result.index;
record.viewers = result.data;
data.records.push(record);
}
}
} break;
case OpCode.SessionView: {
console.log("RECV SessionView");
if(bytes.length - index == 11) {
data = {
status:0,
player:0,
is_complete:false,
token:new Uint8Array(8),
};
// Status
result = UNPACK.u16(bytes, index);
index = result.index;
data.status = result.data;
// Flags
result = UNPACK.u8(bytes, index);
index = result.index;
let flags = result.data;
data.is_complete = (flags & 1) == 1;
data.player = (flags >> 1) & 3;
// Token
for(let i = 0; i < 8; ++i) { data.token[i] = bytes[index++]; }
}
} break;
case OpCode.GameState: {
console.log("RECV GameState");
data = {
status:0,
token:new Uint8Array(8),
player:2,
undo:0,
dawn:"",
dusk:"",
dawn_online:false,
dusk_online:false,
spectators:0,
history:[ ],
};
// Status
result = UNPACK.u16(bytes, index);
index = result.index;
data.status = result.data;
// Token
for(let i = 0; i < 8; ++i) { data.token[i] = bytes[index++]; }
// Flags
result = UNPACK.u16(bytes, index);
index = result.index;
let flags = result.data;
data.player = flags & 3;
data.dawn_online = (flags >> 2) & 1;
data.dusk_online = (flags >> 3) & 1;
data.undo = (flags >> 8) & 3;
result = UNPACK.u32(bytes, index);
index = result.index;
data.spectators = result.data;
// Handles
result = UNPACK.string(bytes, index);
index = result.index;
data.dawn = result.data;
result = UNPACK.string(bytes, index);
index = result.index;
data.dusk = result.data;
// History
result = UNPACK.u16(bytes, index);
index = result.index;
let history_length = result.data;
for(let i = 0; i < history_length; ++i) {
result = UNPACK.u16(bytes, index);
index = result.index;
data.history.push(new GAME.Play(
result.data & 0xF,
(result.data >> 4) & 0x3F,
(result.data >> 10) & 0x3F,
));
}
} break;
case OpCode.GameMessage: {
console.log("RECV GameMessage");
result = UNPACK.u32(bytes, index);
index = result.index;
let high = result.data;
result = UNPACK.u32(bytes, index);
index = result.index;
let low = result.data;
let opcode = low & 0xFF;
let dat = ((low >> 8) & 0xFFFFFF) | ((high & 0xFF) << 24);
let ext = (high >> 8) & 0xFFFFFF;
data = {
code:opcode,
};
switch(opcode) {
case GameMessage.Error: { } break;
case GameMessage.Move: {
data.turn = dat & 0xFFFF;
data.from = (dat >> 16) & 0x3F;
data.to = (dat >> 22) & 0x3F;
} break;
case GameMessage.Drop: {
data.turn = dat & 0xFFFF;
data.piece = (dat >> 16) & 0x3F;
data.to = (dat >> 22) & 0x3F;
} break;
case GameMessage.Alt: {
data.turn = dat & 0xFFFF;
data.from = (dat >> 16) & 0x3F;
data.to = (dat >> 22) & 0x3F;
} break;
case GameMessage.Online: {
data.dawn = (dat & 0x1) != 0;
data.dusk = (dat & 0x2) != 0;
data.spectators = (dat >> 2) & 0xFF_FFFF;
} break;
case GameMessage.Undo: {
data.state = dat & 0x1;
data.turn = (dat >> 1) & 0xFFFF;
} break;
case GameMessage.Resign: { } break;
case GameMessage.Reaction: {
data.index = dat & 0xFFFF;
} break;
}
} break;
case OpCode.ChallengeAnswer: {
console.log("RECV ChallengeAnswer");
data = {
status:0,
token:new Uint8Array(8),
};
// Status
result = UNPACK.u16(bytes, index);
index = result.index;
data.status = result.data;
for(let i = 0; i < 8; ++i) { data.token[i] = bytes[index++]; }
} break;
case OpCode.ChallengeList: {
console.log("RECV ChallengeList");
data = {
status:0,
challenges:[ ],
};
// Status
result = UNPACK.u16(bytes, index);
index = result.index;
data.status = result.data;
// Records
result = UNPACK.u16(bytes, index);
index = result.index;
let length = result.data;
for(let i = 0; i < length; ++i) {
let record = {
handle:"",
};
// Handle
result = UNPACK.string(bytes, index, UNPACK.u8);
index = result.index;
record.handle = result.data;
data.challenges.push(record);
}
} break;
case OpCode.UserList: {
console.log("RECV UserList");
data = {
status:0,
users:[ ],
};
// Status
result = UNPACK.u16(bytes, index);
index = result.index;
data.status = result.data;
// Records
result = UNPACK.u16(bytes, index);
index = result.index;
let length = result.data;
for(let i = 0; i < length; ++i) {
let record = {
handle:"",
is_online:false,
};
// Flags
result = UNPACK.u8(bytes, index);
index = result.index;
let flags = result.data;
record.is_online = (flags & 1) == 1;
// Handle
result = UNPACK.string(bytes, index, UNPACK.u8);
index = result.index;
record.handle = result.data;
data.users.push(record);
}
} break;
case OpCode.InviteList: {
console.log("RECV InviteList");
data = {
status:0,
records:[ ],
};
// Status
result = UNPACK.u16(bytes, index);
index = result.index;
data.status = result.data;
// Records
result = UNPACK.u16(bytes, index);
index = result.index;
let length = result.data;
for(let i = 0; i < length; ++i) {
let token = "";
for(let c = 0; c < 4; ++c) {
token += String.fromCharCode(bytes[index++]);
} token += "-";
for(let c = 0; c < 4; ++c) {
token += String.fromCharCode(bytes[index++]);
} token += "-";
for(let c = 0; c < 4; ++c) {
token += String.fromCharCode(bytes[index++]);
}
data.records.push(token);
}
} break;
case OpCode.InviteAcquire: {
console.log("RECV InviteAcquire");
data = {
status:0,
token:"",
};
// Status
result = UNPACK.u16(bytes, index);
index = result.index;
data.status = result.data;
// Token
for(let c = 0; c < 12; ++c) {
data.token += String.fromCharCode(bytes[index++]);
}
} break;
case OpCode.TestResult: {
result = UNPACK.u8(bytes, index);
index = result.index;
let test_result = result.data;
result = UNPACK.string(bytes, index, UNPACK.u16);
index = result.index;
let text = result.data;
if(test_result == 0) {
console.log("BD " + text);
}
} break;
default:
console.log("RECV Undefined " + code);
return;
}
if(SCENE.message !== undefined) { SCENE.message(code, data) };
}
function MESSAGE_COMPOSE(data) {
if(SOCKET !== null) {
let length = 0;
for(let i = 0; i < data.length; ++i) {
length += data[i].length;
}
let raw = new Uint8Array(length);
length = 0;
for(let i = 0; i < data.length; ++i) {
raw.set(data[i], length);
length += data[i].length;
}
SOCKET.send(raw);
}
}
function MESSAGE_SESSION_LIST(page, game_state, is_player, is_live) {
let flags = 0;
flags |= game_state;
flags |= (+is_player) << 2;
flags |= (+is_live) << 3;
MESSAGE_COMPOSE([
PACK.u16(OpCode.SessionList),
PACK.u16(flags),
PACK.u16(page),
]);
}
function MESSAGE_SESSION_VIEW(token, player) {
MESSAGE_COMPOSE([
PACK.u16(OpCode.SessionView),
token,
PACK.u8(player),
]);
}
function MESSAGE_CHALLENGE(handle) {
MESSAGE_COMPOSE([
PACK.u16(OpCode.Challenge),
PACK.string(handle, PACK.u8),
]);
}
function MESSAGE_CHALLENGE_ANSWER(handle, answer) {
MESSAGE_COMPOSE([
PACK.u16(OpCode.ChallengeAnswer),
PACK.u8(+answer),
PACK.string(handle, PACK.u8),
]);
}