tictactoe: De-activate board when it's not the player's turn

[lmno.games] / tictactoe / tictactoe.jsx

diff --git a/tictactoe/tictactoe.jsx b/tictactoe/tictactoe.jsx
index 7ea8c6fa202106d88471e69404e09804bac19027..3c7de0b014ca5481b5b64a46882032d29096b0ce 100644 (file)
--- a/tictactoe/tictactoe.jsx
+++ b/tictactoe/tictactoe.jsx
@@ -38,6 +38,19 @@ events.addEventListener("game-info", event => {
   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);
 
@@ -59,6 +72,9 @@ events.addEventListener("game-state", event => {
  *********************************************************/
 
 function GameInfo(props) {
+  if (! props.id)
+    return null;
+
   return (
     <div className="game-info">
       <h2>{props.id}</h2>
@@ -67,6 +83,19 @@ function GameInfo(props) {
   );
 }
 
+function PlayerInfo(props) {
+  if (! props.id)
+    return null;
+
+  return (
+    <div className="player-info">
+      <h2>Player</h2>
+      {props.name}, ID: {props.id},
+      {props.team ? ` on team ${props.team}` : " not on a team"}
+    </div>
+  );
+}
+
 function Square(props) {
   let className = "square";
 
@@ -92,7 +121,7 @@ class Board extends React.Component {
     return (
       <Square
         value={value}
-        active={! this.props.game_over && ! value}
+        active={this.props.active && ! value}
         onClick={() => this.props.onClick(i)}
       />
     );
@@ -121,9 +150,9 @@ class Board extends React.Component {
   }
 }
 
-function fetch_post_json(api = '', data = {}) {
+function fetch_method_json(method, api = '', data = {}) {
   const response = fetch(api, {
-    method: 'POST',
+    method: method,
     headers: {
       'Content-Type': 'application/json'
     },
@@ -132,11 +161,20 @@ function fetch_post_json(api = '', data = {}) {
   return response;
 }
 
+function fetch_post_json(api = '', data = {}) {
+  return fetch_method_json('POST', api, data);
+}
+
+async function fetch_put_json(api = '', data = {}) {
+  return fetch_method_json('PUT', api, data);
+}
+
 class Game extends React.Component {
   constructor(props) {
     super(props);
     this.state = {
       game_info: {},
+      player_info: {},
       history: [
         {
           squares: Array(9).fill(null)
@@ -153,6 +191,12 @@ class Game extends React.Component {
     });
   }
 
+  set_player_info(info) {
+    this.setState({
+      player_info: info
+    });
+  }
+
   send_move(i) {
     return fetch_post_json("move", { move: i });
   }
@@ -204,28 +248,53 @@ class Game extends React.Component {
     }
   }
 
+  join_team(team) {
+    fetch_put_json("player", {team: team});
+  }
+
   render() {
-    const history = this.state.history;
-    const current = history[this.state.step_number];
+    const state = this.state;
+    const history = state.history;
+    const current = history[state.step_number];
     const winner = calculate_winner(current.squares);
+    var board_active;
 
     let status;
     if (winner) {
       status = "Winner: " + winner;
+      board_active = false;
     } else {
-      status = "Next player: " + (Team.properties[this.state.next_to_play].name);
+      if (state.player_info.team === Team.properties[state.next_to_play].name) {
+        status = "Your turn. Make a move.";
+        board_active = true;
+      } else {
+        status = "Waiting for your opponent to move.";
+        board_active = false;
+      }
     }
 
     return [
       <GameInfo
-        id={this.state.game_info.id}
-        url={this.state.game_info.url}
+        key="game-info"
+        id={state.game_info.id}
+        url={state.game_info.url}
+      />,
+      <PlayerInfo
+        key="player-info"
+        id={state.player_info.id}
+        name={state.player_info.name}
+        team={state.player_info.team}
       />,
-      <div className="game">
+      <div key="game" className="game">
+        <button className="inline"
+                onClick={() => this.join_team('X')}>Join Team X</button>
+        &nbsp;
+        <button className="inline"
+                onClick={() => this.join_team('O')}>Join Team O</button>
         <div>{status}</div>
         <div className="game-board">
           <Board
-            game_over={winner}
+            active={board_active}
             squares={current.squares}
             onClick={i => this.handle_click(i)}
           />