+ // 3 cases for loading a game:
+ // - from indexedDB (running or completed live game I play)
+ // - from server (one correspondance game I play[ed] or not)
+ // - from remote peer (one live game I don't play, finished or not)
+ loadGame: function(game) {
+ const afterRetrieval = async (game) => {
+ const vModule = await import("@/variants/" + game.vname + ".js");
+ window.V = vModule.VariantRules;
+ this.vr = new V(game.fen);
+ const gtype = (game.timeControl.indexOf('d') >= 0 ? "corr" : "live");
+ const tc = extractTime(game.timeControl);
+ if (gtype == "corr")
+ {
+ if (game.players[0].color == "b")
+ {
+ // Adopt the same convention for live and corr games: [0] = white
+ [ game.players[0], game.players[1] ] =
+ [ game.players[1], game.players[0] ];
+ }
+ // corr game: needs to compute the clocks + initime
+ // NOTE: clocks in seconds, initime in milliseconds
+ game.clocks = [tc.mainTime, tc.mainTime];
+ game.initime = [0, 0];
+ const L = game.moves.length;
+ game.moves.sort((m1,m2) => m1.idx - m2.idx); //in case of
+ if (L >= 3)
+ {
+ let addTime = [0, 0];
+ for (let i=2; i<L; i++)
+ {
+ addTime[i%2] += tc.increment -
+ (game.moves[i].played - game.moves[i-1].played) / 1000;
+ }
+ for (let i=0; i<=1; i++)
+ game.clocks[i] += addTime[i];
+ }
+ if (L >= 1)
+ game.initime[L%2] = game.moves[L-1].played;
+ // Now that we used idx and played, re-format moves as for live games
+ game.moves = game.moves.map( (m) => {
+ const s = m.squares;
+ return {
+ appear: s.appear,
+ vanish: s.vanish,
+ start: s.start,
+ end: s.end,
+ message: m.message,
+ };
+ });
+ }
+ const myIdx = game.players.findIndex(p => {
+ return p.sid == this.st.user.sid || p.uid == this.st.user.id;
+ });
+ if (gtype == "live" && game.clocks[0] < 0) //game unstarted
+ {
+ game.clocks = [tc.mainTime, tc.mainTime];
+ game.initime[0] = Date.now();
+ if (myIdx >= 0)
+ {
+ // I play in this live game; corr games don't have clocks+initime
+ GameStorage.update(game.id,
+ {
+ clocks: game.clocks,
+ initime: game.initime,
+ });
+ }
+ }
+ this.game = Object.assign({},
+ game,
+ // NOTE: assign mycolor here, since BaseGame could also be VS computer
+ {
+ type: gtype,
+ increment: tc.increment,
+ mycolor: [undefined,"w","b"][myIdx+1],
+ // opponent sid not strictly required (or available), but easier
+ // at least oppsid or oppid is available anyway:
+ oppsid: (myIdx < 0 ? undefined : game.players[1-myIdx].sid),
+ oppid: (myIdx < 0 ? undefined : game.players[1-myIdx].uid),
+ }
+ );
+ };
+ if (!!game)
+ return afterRetrieval(game);
+ if (!!this.gameRef.rid)
+ {
+ // Remote live game
+ // (TODO: send game ID as well, and receiver would pick the corresponding
+ // game in his current games; if allowed to play several)
+ this.st.conn.send(JSON.stringify(
+ {code:"askfullgame", target:this.gameRef.rid}));
+ // (send moves updates + resign/abort/draw actions)
+ }
+ else
+ {
+ // Local or corr game
+ GameStorage.get(this.gameRef.id, afterRetrieval);
+ }