drawBox: function(start_y, start_x, height, width) {
let end_y = start_y + height;
let end_x = start_x + width;
- for (let y = start_y, x = start_x; y < end_y; x++) {
- this.content[y][x] = ' ';
+ for (let y = start_y, x = start_x;; x++) {
if (x == end_x) {
- x = start_x - 1;
- y += 1;
- }
+ x = start_x;
+ y += 1;
+ if (y == end_y) {
+ break;
+ }
+ };
+ this.content[y][x] = ' ';
}
},
}
let parser = {
tokenize: function(str) {
+ let token_ends = [];
let tokens = [];
let token = ''
let quoted = false;
} else if (c == '\\') {
escaped = true;
} else if (c == '"') {
- quoted = false
+ quoted = false
} else {
token += c;
}
quoted = true
} else if (c === ' ') {
if (token.length > 0) {
+ token_ends.push(i);
tokens.push(token);
token = '';
}
if (token.length > 0) {
tokens.push(token);
}
- return tokens;
+ let token_starts = [];
+ for (let i = 0; i < token_ends.length; i++) {
+ token_starts.push(token_ends[i] - tokens[i].length);
+ };
+ return [tokens, token_starts];
},
- parse_yx(position_string) {
+ parse_yx: function(position_string) {
let coordinate_strings = position_string.split(',')
let position = [0, 0];
position[0] = parseInt(coordinate_strings[0].slice(2));
position[1] = parseInt(coordinate_strings[1].slice(2));
return position;
- }
+ },
+}
+
+let server = {
+ init: function(url) {
+ this.websocket = new WebSocket(url);
+ this.websocket.onopen = function(event) {
+ window.setInterval(function() { server.send(['PING']) }, 30000);
+ server.send(['GET_GAMESTATE']);
+ };
+ },
+ send: function(tokens) {
+ this.websocket.send(unparser.untokenize(tokens));
+ }
+}
+
+let unparser = {
+ quote: function(str) {
+ let quoted = ['"'];
+ for (let i = 0; i < str.length; i++) {
+ let c = str[i];
+ if (c in ['"', '\\']) {
+ quoted.push('\\');
+ };
+ quoted.push(c);
+ }
+ quoted.push('"');
+ return quoted.join('');
+ },
+ to_yx: function(yx_coordinate) {
+ return "Y:" + yx_coordinate[0] + ",X:" + yx_coordinate[1];
+ },
+ untokenize: function(tokens) {
+ let quoted_tokens = [];
+ for (let token of tokens) {
+ quoted_tokens.push(this.quote(token));
+ }
+ return quoted_tokens.join(" ");
+ }
}
let tui = {
+ mode: 'chat',
+ log: [],
+ input_line: '',
+ switch_mode: function(mode_name, keep_pos=false) {
+ if (mode_name == 'study' && !keep_pos) {
+ explorer.position = game.things[game.player_id];
+ }
+ this.mode = mode_name;
+ this.full_refresh();
+ },
draw_history: function() {
terminal.drawBox(1, terminal.cols / 2, terminal.rows - 2, terminal.cols / 2);
let i = 0;
- for (let line of chat.history) {
+ for (let line of this.log) {
terminal.write(terminal.rows - 2 - i, terminal.cols / 2, line);
i += 1;
}
};
map_lines.push(line);
let player_position = [0,0];
+ let center_pos = [Math.floor(game.map_size[0] / 2),
+ Math.floor(game.map_size[1] / 2)];
for (const thing_id in game.things) {
let t = game.things[thing_id];
map_lines[t[0]][t[1]] = '@';
- player_position = t;
+ if (game.player_id == thing_id) {
+ center_pos = t;
+ }
+ };
+ if (tui.mode == 'study' || tui.mode == 'annotate') {
+ map_lines[explorer.position[0]][explorer.position[1]] = '?';
+ center_pos = explorer.position;
}
- let offset = [(terminal.rows / 2) - player_position[0],
- terminal.cols / 4 - player_position[1]];
+ let offset = [(terminal.rows / 2) - center_pos[0],
+ terminal.cols / 4 - center_pos[1]];
for (let term_y = offset[0], map_y = 0;
term_y < terminal.rows && map_y < game.map_size[0];
term_y++, map_y++) {
},
draw_input_line: function() {
terminal.drawBox(terminal.rows - 1, terminal.cols / 2, 1, terminal.cols / 2);
- terminal.write(terminal.rows - 1, terminal.cols / 2, chat.input_line);
+ if (this.mode == 'chat' || this.mode == 'annotate') {
+ terminal.write(terminal.rows - 1, terminal.cols / 2, '> ' + this.input_line);
+ }
},
- log_msg: function(msg, indent=0) {
- let line_length = (terminal.cols / 2) - indent;
+ msg_into_lines_of_width: function(msg, width) {
let chunk = "";
+ let lines = [];
for (let i = 0, x = 0; i < msg.length; i++, x++) {
- if (x >= line_length) {
- chat.history.unshift(' '.repeat(indent) + chunk);
- chunk = "";
+ if (x >= width) {
+ lines.unshift(chunk);
+ chunk = "";
x = 0;
};
chunk += msg[i];
}
- chat.history.unshift(' '.repeat(indent) + chunk);
- while (chat.history.length > terminal.rows - 2) {
- chat.history.pop();
+ lines.unshift(chunk);
+ return lines;
+ },
+ log_msg: function(msg) {
+ let line_length = (terminal.cols / 2);
+ let chunk = "";
+ this.log = this.msg_into_lines_of_width(msg, terminal.cols / 2).concat(this.log);
+ while (this.log.length > terminal.rows - 2) {
+ this.log.pop();
};
this.draw_history();
},
refresh: function() {
terminal.refresh();
+ },
+ log_help: function() {
+ tui.log_msg("");
+ tui.log_msg("HELP");
+ tui.log_msg("");
+ tui.log_msg("chat mode commands:");
+ tui.log_msg(":login USER - register as USER");
+ tui.log_msg(":msg USER TEXT - send TEXT to USER");
+ tui.log_msg(":help - show this help");
+ tui.log_msg(":play or :p - switch to play mode");
+ tui.log_msg(":study or :s - switch to study mode");
+ tui.log_msg("");
+ tui.log_msg("play mode commands:");
+ tui.log_msg("w, a, s, d - move avatar");
+ tui.log_msg("f - flatten surroundings");
+ tui.log_msg("e - write following ASCII character");
+ tui.log_msg("c - switch to chat mode");
+ tui.log_msg("? - switch to study mode");
+ tui.log_msg("");
+ tui.log_msg("study mode commands:");
+ tui.log_msg("w, a, s, d - move question mark");
+ tui.log_msg("A - annotate terrain");
+ tui.log_msg("c - switch to chat mode");
+ tui.log_msg("p - switch to play mode");
+ tui.log_msg("");
+ },
+ draw_info: function() {
+ terminal.drawBox(1, terminal.cols / 2, terminal.rows - 2, terminal.cols / 2);
+ let lines = this.msg_into_lines_of_width(explorer.get_info(), terminal.cols / 2);
+ lines.reverse();
+ for (let y = 1, i = 0; y < terminal.rows && i < lines.length; y++, i++) {
+ terminal.write(y, terminal.cols / 2, lines[i]);
+ }
+ },
+ full_refresh: function() {
+ this.draw_map();
+ this.draw_turn_line();
+ if (this.mode == 'study' || this.mode == 'annotate') {
+ this.draw_info();
+ } else {
+ this.draw_history();
+ }
+ this.draw_input_line();
+ this.refresh();
}
}
things: {},
turn: 0,
map: "",
- map_size: [0,0]
-}
-
-let chat = {
- input_line: "",
- history: []
+ map_size: [0,0],
+ player_id: 0
}
terminal.initialize();
+tui.log_help();
+tui.full_refresh();
-tui.draw_map();
-tui.draw_turn_line();
-tui.draw_history();
-tui.draw_input_line();
-tui.refresh();
-
-tui.log_msg("basic commands:", 1);
-tui.log_msg("LOGIN USER - register as USER", 3);
-tui.log_msg("ALL TEXT - send TEXT to all users", 3);
-tui.log_msg("QUERY USER TEXT - send TEXT to USER", 3);
-tui.log_msg("");
-tui.log_msg("Use arrow keys to move your avatar. You can only move over \".\" map cells.", 1);
-tui.log_msg("");
-tui.log_msg("Use double quotes for strings that contain whitespace, escape them with \\.", 1);
-tui.log_msg("");
-tui.log_msg("To change the map cell you are standing on, type the desired ASCII character into the prompt and hit Return.", 1);
-tui.log_msg("");
-tui.log_msg("more commands:", 1);
-tui.log_msg("FLATTEN - transform surrounding map cells to \".\" ones", 3);
-tui.log_msg("");
-
-let websocket = new WebSocket(websocket_location);
-websocket.onmessage = function (event) {
- let tokens = parser.tokenize(event.data);
+server.init(websocket_location);
+server.websocket.onmessage = function (event) {
+ let tokens = parser.tokenize(event.data)[0];
if (tokens[0] === 'TURN') {
game.things = {}
game.turn = parseInt(tokens[1]);
game.map_size = parser.parse_yx(tokens[1]);
game.map = tokens[2]
} else if (tokens[0] === 'GAME_STATE_COMPLETE') {
+ explorer.empty_info_db();
+ if (tui.mode == 'study') {
+ explorer.query_info();
+ }
tui.draw_turn_line();
tui.draw_map();
tui.refresh();
- } else if (tokens[0] === 'LOG') {
- tui.log_msg(tokens[1], 1);
+ } else if (tokens[0] === 'CHAT') {
+ tui.log_msg('# ' + tokens[1], 1);
tui.refresh();
+ } else if (tokens[0] === 'PLAYER_ID') {
+ game.player_id = parseInt(tokens[1]);
} else if (tokens[0] === 'META') {
- tui.log_msg(tokens[1]);
+ tui.log_msg('@ ' + tokens[1]);
tui.refresh();
+ } else if (tokens[0] === 'ANNOTATION') {
+ let position = parser.parse_yx(tokens[1]);
+ explorer.update_info_db(position, tokens[2]);
} else if (tokens[0] === 'UNHANDLED_INPUT') {
- tui.log_msg('unknown command');
+ tui.log_msg('? unknown command');
tui.refresh();
} else if (tokens[0] === 'ARGUMENT_ERROR') {
- tui.log_msg('syntax error: ' + tokens[1]);
+ tui.log_msg('? syntax error: ' + tokens[1]);
tui.refresh();
} else if (tokens[0] === 'GAME_ERROR') {
- tui.log_msg('game error: ' + tokens[1]);
+ tui.log_msg('? game error: ' + tokens[1]);
tui.refresh();
} else if (tokens[0] === 'PONG') {
console.log('PONG');
} else {
- tui.log_msg('unhandled input: ' + event.data);
+ tui.log_msg('? unhandled input: ' + event.data);
tui.refresh();
}
}
+let explorer = {
+ position: [0,0],
+ info_db: {},
+ move: function(direction) {
+ let try_pos = [0,0];
+ try_pos[0] = this.position[0];
+ try_pos[1] = this.position[1];
+ if (direction == 'left') {
+ try_pos[1] -= 1;
+ } else if (direction == 'right') {
+ try_pos[1] += 1;
+ } else if (direction == 'up') {
+ try_pos[0] -= 1;
+ } else if (direction == 'down') {
+ try_pos[0] += 1;
+ };
+ if (!(try_pos[0] < 0) &&
+ !(try_pos[1] < 0) &&
+ !(try_pos[0] >= game.map_size[0])
+ && !(try_pos[1] >= game.map_size[1])) {
+ this.position = try_pos;
+ this.query_info();
+ tui.draw_map();
+ tui.draw_info();
+ tui.refresh();
+ }
+ },
+ update_info_db: function(yx, str) {
+ this.info_db[yx] = str;
+ if (tui.mode == 'study') {
+ tui.draw_info();
+ tui.refresh();
+ }
+ },
+ empty_info_db: function() {
+ this.info_db = {};
+ if (tui.mode == 'study') {
+ tui.draw_info();
+ tui.refresh();
+ }
+ },
+ query_info: function() {
+ server.send(["GET_ANNOTATION", unparser.to_yx(explorer.position)]);
+ },
+ get_info: function() {
+ if (this.position in this.info_db) {
+ return this.info_db[this.position];
+ } else {
+ return 'waiting …';
+ }
+ },
+ annotate: function(msg) {
+ if (msg.length == 0) {
+ msg = " "; // triggers annotation deletion
+ }
+ server.send(["ANNOTATE", unparser.to_yx(explorer.position), msg]);
+ }
+}
+
document.addEventListener('keydown', (event) => {
- if (chat.input_line === '') {
- tui.draw_input_line();
- tui.refresh();
- }
- if (event.key && event.key.length === 1) {
- chat.input_line += event.key;
- tui.draw_input_line();
- tui.refresh();
- } else if (event.key === 'Backspace') {
- chat.input_line = chat.input_line.slice(0, -1);
- tui.draw_input_line();
- tui.refresh();
- } else if (event.key === 'Enter') {
- if (chat.input_line.length === 1) {
- websocket.send("TASK:WRITE " + chat.input_line);
- } else if (chat.input_line.trimEnd() === 'FLATTEN') {
- websocket.send("TASK:FLATTEN_SURROUNDINGS");
- } else {
- websocket.send(chat.input_line);
+ if (tui.mode == 'chat') {
+ if (event.key.length === 1) {
+ tui.input_line += event.key;
+ tui.draw_input_line();
+ tui.refresh();
+ } else if (event.key == 'Backspace') {
+ tui.input_line = tui.input_line.slice(0, -1);
+ tui.draw_input_line();
+ tui.refresh();
+ } else if (event.key == 'Enter') {
+ let [tokens, token_starts] = parser.tokenize(tui.input_line);
+ if (tokens.length > 0 && tokens[0].length > 0) {
+ if (tokens[0][0] == ':') {
+ if (tokens[0] == ':play' || tokens[0] == ':p') {
+ tui.switch_mode('play');
+ } else if (tokens[0] == ':study' || tokens[0] == ':s') {
+ tui.switch_mode('study');
+ } else if (tokens[0] == ':help') {
+ tui.log_help();
+ tui.refresh();
+ } else if (tokens[0] == ':login') {
+ if (tokens.length > 1) {
+ server.send(['LOGIN', tokens[1]]);
+ } else {
+ tui.log_msg('? need login name');
+ }
+ } else if (tokens[0] == ':msg') {
+ if (tokens.length > 2) {
+ let msg = tui.input_line.slice(token_starts[2]);
+ server.send(['QUERY', tokens[1], msg]);
+ } else {
+ tui.log_msg('? need message target and message');
+ }
+ } else {
+ tui.log_msg('? unknown command');
+ }
+ } else {
+ server.send(['ALL', tui.input_line]);
+ }
+ }
+ tui.input_line = '';
+ tui.draw_input_line();
+ tui.refresh();
+ }
+ } else if (tui.mode == 'play') {
+ if (event.key === 'c') {
+ tui.switch_mode('chat');
+ } else if (event.key === 'e') {
+ tui.switch_mode('edit');
+ } else if (event.key === '?') {
+ tui.switch_mode('study');
+ } else if (event.key === 'F1') {
+ tui.log_help();
+ tui.refresh();
+ } else if (event.key === 'f') {
+ server.send(["TASK:FLATTEN_SURROUNDINGS"]);
+ } else if (event.key === 'a') {
+ server.send(['TASK:MOVE', 'LEFT']);
+ } else if (event.key === 'd') {
+ server.send(['TASK:MOVE', 'RIGHT']);
+ } else if (event.key === 'w') {
+ server.send(['TASK:MOVE', 'UP']);
+ } else if (event.key === 's') {
+ server.send(['TASK:MOVE', 'DOWN']);
+ };
+ } else if (tui.mode == 'edit') {
+ if (event.key != "Shift" && event.key.length == 1) {
+ server.send(["TASK:WRITE", event.key]);
+ tui.switch_mode('play');
+ }
+ } else if (tui.mode == 'study') {
+ if (event.key === 'c') {
+ tui.switch_mode('chat');
+ } else if (event.key == 'p') {
+ tui.switch_mode('play');
+ } else if (event.key === 'a') {
+ explorer.move('left');
+ } else if (event.key === 'd') {
+ explorer.move('right');
+ } else if (event.key === 'w') {
+ explorer.move('up');
+ } else if (event.key === 's') {
+ explorer.move('down');
+ } else if (event.key === 'A') {
+ tui.switch_mode('annotate');
+ tui.draw_info();
+ tui.refresh();
+ };
+ } else if (tui.mode == 'annotate') {
+ if (event.key.length === 1) {
+ tui.input_line += event.key;
+ tui.draw_input_line();
+ tui.refresh();
+ } else if (event.key == 'Backspace') {
+ tui.input_line = tui.input_line.slice(0, -1);
+ tui.draw_input_line();
+ tui.refresh();
+ } else if (event.key == 'Enter') {
+ explorer.annotate(tui.input_line);
+ tui.input_line = '';
+ tui.switch_mode('study', true);
+ }
}
- chat.input_line = '';
- tui.draw_input_line();
- } else if (event.key === 'ArrowLeft') {
- websocket.send('TASK:MOVE LEFT');
- } else if (event.key === 'ArrowRight') {
- websocket.send('TASK:MOVE RIGHT');
- } else if (event.key === 'ArrowUp') {
- websocket.send('TASK:MOVE UP');
- } else if (event.key === 'ArrowDown') {
- websocket.send('TASK:MOVE DOWN');
- };
}, false);
-
-window.setInterval(function() { websocket.send('PING') }, 30000);
</script>
</body></html>
projects / plomrogue2-experiments / blobdiff