X-Git-Url: https://git.cworth.org/git?p=lmno.games;a=blobdiff_plain;f=tictactoe%2Ftictactoe.jsx;h=498e708fbf9cc3d733517ff91215300952afee31;hp=42c32ef29041345a03d2ca2ddb7ae5cbea5fd2c2;hb=a203a3aca4fb8428bfa47d7f05c3478780d69554;hpb=2b049fa2c736d7d35beb07a74469e71a56f637ac
diff --git a/tictactoe/tictactoe.jsx b/tictactoe/tictactoe.jsx
index 42c32ef..498e708 100644
--- a/tictactoe/tictactoe.jsx
+++ b/tictactoe/tictactoe.jsx
@@ -20,6 +20,10 @@ ${message}
message_area.insertAdjacentHTML('beforeend', message);
}
+/*********************************************************
+ * Handling server-sent event stream *
+ *********************************************************/
+
const events = new EventSource("events");
events.onerror = function(event) {
@@ -28,22 +32,63 @@ events.onerror = function(event) {
}
};
+events.addEventListener("game-info", event => {
+ const info = JSON.parse(event.data);
+
+ window.game.set_game_info(info);
+});
+
+events.addEventListener("player-info", event => {
+ const info = JSON.parse(event.data);
+
+ window.game.set_player_info(info);
+});
+
+events.addEventListener("player-update", event => {
+ const info = JSON.parse(event.data);
+
+ if (info.id === window.game.state.player_info.id)
+ window.game.set_player_info(info);
+});
+
events.addEventListener("move", event => {
const move = JSON.parse(event.data);
- window.game.receiveMove(move);
+ window.game.receive_move(move);
});
events.addEventListener("game-state", event => {
const state = JSON.parse(event.data);
- window.game.resetState();
+ window.game.reset_board();
for (let square of state.moves) {
- window.game.receiveMove(square);
+ window.game.receive_move(square);
}
});
+/*********************************************************
+ * Game and supporting classes *
+ *********************************************************/
+
+function GameInfo(props) {
+ return (
+
+
{props.id}
+ Invite a friend to play by sending this URL: {props.url}
+
+ );
+}
+
+function PlayerInfo(props) {
+ return (
+
+
Player
+ {props.name}, ID: {props.id}, on team: {props.team}
+
+ );
+}
+
function Square(props) {
let className = "square";
@@ -64,12 +109,12 @@ function Square(props) {
}
class Board extends React.Component {
- renderSquare(i) {
+ render_square(i) {
const value = this.props.squares[i];
return (
this.props.onClick(i)}
/>
);
@@ -79,19 +124,19 @@ class Board extends React.Component {
return (
- {this.renderSquare(0)}
- {this.renderSquare(1)}
- {this.renderSquare(2)}
+ {this.render_square(0)}
+ {this.render_square(1)}
+ {this.render_square(2)}
- {this.renderSquare(3)}
- {this.renderSquare(4)}
- {this.renderSquare(5)}
+ {this.render_square(3)}
+ {this.render_square(4)}
+ {this.render_square(5)}
- {this.renderSquare(6)}
- {this.renderSquare(7)}
- {this.renderSquare(8)}
+ {this.render_square(6)}
+ {this.render_square(7)}
+ {this.render_square(8)}
);
@@ -113,37 +158,51 @@ class Game extends React.Component {
constructor(props) {
super(props);
this.state = {
+ game_info: {},
+ player_info: {},
history: [
{
squares: Array(9).fill(null)
}
],
- stepNumber: 0,
+ step_number: 0,
next_to_play: Team.X
};
}
- sendMove(i) {
+ set_game_info(info) {
+ this.setState({
+ game_info: info
+ });
+ }
+
+ set_player_info(info) {
+ this.setState({
+ player_info: info
+ });
+ }
+
+ send_move(i) {
return fetch_post_json("move", { move: i });
}
- resetState() {
+ reset_board() {
this.setState({
history: [
{
squares: Array(9).fill(null)
}
],
- stepNumber: 0,
+ step_number: 0,
next_to_play: Team.X
});
}
- receiveMove(i) {
- const history = this.state.history.slice(0, this.state.stepNumber + 1);
+ receive_move(i) {
+ const history = this.state.history.slice(0, this.state.step_number + 1);
const current = history[history.length - 1];
const squares = current.squares.slice();
- if (calculateWinner(squares) || squares[i]) {
+ if (calculate_winner(squares) || squares[i]) {
return;
}
squares[i] = Team.properties[this.state.next_to_play].name;
@@ -158,13 +217,13 @@ class Game extends React.Component {
squares: squares
}
]),
- stepNumber: history.length,
+ step_number: history.length,
next_to_play: next_to_play
});
}
- async handleClick(i) {
- const response = await this.sendMove(i);
+ async handle_click(i) {
+ const response = await this.send_move(i);
if (response.status == 200) {
const result = await response.json();
if (! result.legal)
@@ -174,17 +233,10 @@ class Game extends React.Component {
}
}
- jumpTo(step) {
- this.setState({
- stepNumber: step,
- next_to_play: (step % 2) === 0
- });
- }
-
render() {
const history = this.state.history;
- const current = history[this.state.stepNumber];
- const winner = calculateWinner(current.squares);
+ const current = history[this.state.step_number];
+ const winner = calculate_winner(current.squares);
let status;
if (winner) {
@@ -193,30 +245,35 @@ class Game extends React.Component {
status = "Next player: " + (Team.properties[this.state.next_to_play].name);
}
- return (
+ return [
+ ,
+ ,
-
+
{status}
this.handleClick(i)}
+ onClick={i => this.handle_click(i)}
/>
- );
+ ];
}
}
-// ========================================
-
ReactDOM.render( window.game = me}
/>, document.getElementById("tictactoe"));
-function calculateWinner(squares) {
+function calculate_winner(squares) {
const lines = [
[0, 1, 2],
[3, 4, 5],