-var db = require("../utils/database");
+const db = require("../utils/database");
+const UserModel = require("./User");
/*
* Structure table Games:
* vid: integer (variant id)
* fenStart: varchar (initial position)
* fen: varchar (current position)
- * timeControl: string
+ * white: integer
+ * black: integer
+ * cadence: string
* score: varchar (result)
- *
- * Structure table Players:
- * gid: ref game id
- * uid: ref user id
- * color: character
+ * scoreMsg: varchar ("Time", "Mutual agreement"...)
+ * created: datetime
+ * drawOffer: char ('w','b' or '' for none)
+ * rematchOffer: char (similar to drawOffer)
+ * randomness: integer
+ * deletedByWhite: boolean
+ * deletedByBlack: boolean
+ * chatReadWhite: datetime
+ * chatReadBlack: datetime
*
* Structure table Moves:
* gid: ref game id
* squares: varchar (description)
- * message: text
* played: datetime
* idx: integer
+ *
+ * Structure table Chats:
+ * gid: game id (int)
+ * msg: varchar
+ * name: varchar
+ * added: datetime
*/
const GameModel =
{
- create: function(vid, fen, timeControl, players, cb)
- {
- db.serialize(function() {
- let query =
- "INSERT INTO Games (vid, fenStart, fen, score, timeControl, created)"
- + " VALUES (" + vid + ",'" + fen + "','" + fen + "','*','"
- + timeControl + "'," + Date.now() + ")";
+ checkGameInfo: function(g) {
+ return (
+ g.vid.toString().match(/^[0-9]+$/) &&
+ g.cadence.match(/^[0-9dhms +]+$/) &&
+ g.randomness.toString().match(/^[0-2]$/) &&
+ g.fen.match(/^[a-zA-Z0-9, /-]*$/) &&
+ g.players.length == 2 &&
+ g.players.every(p => p.id.toString().match(/^[0-9]+$/))
+ );
+ },
+
+ create: function(vid, fen, randomness, cadence, players, cb) {
+ db.serialize(function() {
+ let query =
+ "INSERT INTO Games " +
+ "(" +
+ "vid, fenStart, fen, randomness, " +
+ "white, black, " +
+ "cadence, created" +
+ ") " +
+ "VALUES " +
+ "(" +
+ vid + ",'" + fen + "','" + fen + "'," + randomness + "," +
+ players[0].id + "," + players[1].id + "," +
+ "'" + cadence + "'," + Date.now() +
+ ")";
db.run(query, function(err) {
- if (!!err)
- return cb(err);
- players.forEach((p,idx) => {
- const color = (idx==0 ? "w" : "b");
+ cb(err, { id: this.lastID });
+ });
+ });
+ },
+
+ // TODO: some queries here could be async
+ getOne: function(id, cb) {
+ // NOTE: ignoring errors (shouldn't happen at this stage)
+ db.serialize(function() {
+ let query =
+ "SELECT " +
+ "g.id, g.fen, g.fenStart, g.cadence, g.created, " +
+ "g.white, g.black, g.score, g.scoreMsg, " +
+ "g.chatReadWhite, g.chatReadBlack, " +
+ "g.drawOffer, g.rematchOffer, v.name AS vname " +
+ "FROM Games g " +
+ "JOIN Variants v " +
+ " ON g.vid = v.id " +
+ "WHERE g.id = " + id;
+ db.get(query, (err, gameInfo) => {
+ if (!gameInfo) {
+ cb(err || { errmsg: "Game not found" }, undefined);
+ return;
+ }
+ query =
+ "SELECT id, name " +
+ "FROM Users " +
+ "WHERE id IN (" + gameInfo.white + "," + gameInfo.black + ")";
+ db.all(query, (err2, players) => {
+ if (players[0].id == gameInfo.black) players = players.reverse();
+ // The original players' IDs info isn't required anymore
+ delete gameInfo["white"];
+ delete gameInfo["black"];
query =
- "INSERT INTO Players VALUES " +
- "(" + this.lastID + "," + p.id + ",'" + color + "')";
- db.run(query);
+ "SELECT squares, played, idx " +
+ "FROM Moves " +
+ "WHERE gid = " + id;
+ db.all(query, (err3, moves) => {
+ query =
+ "SELECT msg, name, added " +
+ "FROM Chats " +
+ "WHERE gid = " + id;
+ db.all(query, (err4, chats) => {
+ const game = Object.assign(
+ {},
+ gameInfo,
+ {
+ players: players,
+ moves: moves,
+ chats: chats
+ }
+ );
+ cb(null, game);
+ });
+ });
});
- cb(null, {gid: this.lastID});
- });
- });
- },
+ });
+ });
+ },
- // TODO: queries here could be async, and wait for all to complete
- getOne: function(id, cb)
- {
- db.serialize(function() {
- // TODO: optimize queries?
- let query =
- "SELECT g.id, g.vid, g.fen, g.fenStart, g.timeControl, g.score, " +
- "v.name AS vname " +
- "FROM Games g " +
+ // For display on Hall: no need for moves or chats
+ getObserved: function(uid, cursor, cb) {
+ db.serialize(function() {
+ let query =
+ "SELECT id, vid, cadence, created, score, white, black " +
+ "FROM Games ";
+ if (uid > 0) query +=
+ "WHERE " +
+ " created < " + cursor + " AND " +
+ " white <> " + uid + " AND " +
+ " black <> " + uid + " ";
+ query +=
+ "ORDER BY created DESC " +
+ "LIMIT 20"; //TODO: 20 hard-coded...
+ db.all(query, (err, games) => {
+ // Query players names
+ let pids = {};
+ games.forEach(g => {
+ if (!pids[g.white]) pids[g.white] = true;
+ if (!pids[g.black]) pids[g.black] = true;
+ });
+ UserModel.getByIds(Object.keys(pids), (err2, users) => {
+ let names = {};
+ users.forEach(u => { names[u.id] = u.name; });
+ cb(
+ err,
+ games.map(
+ g => {
+ return {
+ id: g.id,
+ vid: g.vid,
+ cadence: g.cadence,
+ created: g.created,
+ score: g.score,
+ players: [
+ { id: g.white, name: names[g.white] },
+ { id: g.black, name: names[g.black] }
+ ]
+ };
+ }
+ )
+ );
+ });
+ });
+ });
+ },
+
+ // For display on MyGames: registered user only
+ getRunning: function(uid, cb) {
+ db.serialize(function() {
+ let query =
+ "SELECT g.id, g.cadence, g.created, " +
+ "g.white, g.black, v.name AS vname " +
+ "FROM Games g " +
"JOIN Variants v " +
" ON g.vid = v.id " +
- "WHERE g.id = " + id;
- db.get(query, (err,gameInfo) => {
- if (!!err)
- return cb(err);
- query =
- "SELECT p.uid, p.color, u.name " +
- "FROM Players p " +
- "JOIN Users u " +
- " ON p.uid = u.id " +
- "WHERE p.gid = " + id;
- db.all(query, (err2,players) => {
- if (!!err2)
- return cb(err2);
- query =
- "SELECT squares, message, played, idx " +
- "FROM Moves " +
- "WHERE gid = " + id;
- db.all(query, (err3,moves) => {
- if (!!err3)
- return cb(err3);
- const game = Object.assign({},
- gameInfo,
- {
- players: players,
- moves: moves
- }
+ "WHERE score = '*' AND (white = " + uid + " OR black = " + uid + ")";
+ db.all(query, (err, games) => {
+ // Get movesCount (could be done in // with next query)
+ query =
+ "SELECT gid, COUNT(*) AS nbMoves " +
+ "FROM Moves " +
+ "WHERE gid IN " + "(" + games.map(g => g.id).join(",") + ") " +
+ "GROUP BY gid";
+ db.all(query, (err, mstats) => {
+ let movesCounts = {};
+ mstats.forEach(ms => { movesCounts[ms.gid] = ms.nbMoves; });
+ // Query player names
+ let pids = {};
+ games.forEach(g => {
+ if (!pids[g.white]) pids[g.white] = true;
+ if (!pids[g.black]) pids[g.black] = true;
+ });
+ UserModel.getByIds(Object.keys(pids), (err2, users) => {
+ let names = {};
+ users.forEach(u => { names[u.id] = u.name; });
+ cb(
+ null,
+ games.map(
+ g => {
+ return {
+ id: g.id,
+ vname: g.vname,
+ cadence: g.cadence,
+ created: g.created,
+ score: g.score,
+ movesCount: movesCounts[g.id] || 0,
+ players: [
+ { id: g.white, name: names[g.white] },
+ { id: g.black, name: names[g.black] }
+ ]
+ };
+ }
+ )
);
- return cb(null, game);
- });
- });
- });
- });
- },
+ });
+ });
+ });
+ });
+ },
- getByUser: function(uid, excluded, cb)
- {
- db.serialize(function() {
- // Next query is fine because a player appear at most once in a game
- const query =
- "SELECT gid " +
- "FROM Players " +
- "WHERE uid " + (excluded ? "<>" : "=") + " " + uid;
- db.all(query, (err,gameIds) => {
- if (!!err)
- return cb(err);
- gameIds = gameIds || []; //might be empty
- let gameArray = [];
- for (let i=0; i<gameIds.length; i++)
- {
- GameModel.getOne(gameIds[i]["gid"], (err2,game) => {
- if (!!err2)
- return cb(err2);
- gameArray.push(game);
- // Call callback function only when gameArray is complete:
- if (i == gameIds.length - 1)
- return cb(null, gameArray);
- });
- }
- });
- });
- },
+ // These games could be deleted on some side. movesCount not required
+ getCompleted: function(uid, cursor, cb) {
+ db.serialize(function() {
+ let query =
+ "SELECT g.id, g.cadence, g.created, g.score, g.scoreMsg, " +
+ "g.white, g.black, g.deletedByWhite, g.deletedByBlack, " +
+ "v.name AS vname " +
+ "FROM Games g " +
+ "JOIN Variants v " +
+ " ON g.vid = v.id " +
+ "WHERE " +
+ " score <> '*' AND" +
+ " created < " + cursor + " AND" +
+ " (" +
+ " (" +
+ " white = " + uid + " AND" +
+ " (deletedByWhite IS NULL OR NOT deletedByWhite)" +
+ " )" +
+ " OR " +
+ " (" +
+ " black = " + uid + " AND" +
+ " (deletedByBlack IS NULL OR NOT deletedByBlack)" +
+ " )" +
+ " ) ";
+ query +=
+ "ORDER BY created DESC " +
+ "LIMIT 20";
+ db.all(query, (err, games) => {
+ // Query player names
+ let pids = {};
+ games.forEach(g => {
+ if (!pids[g.white]) pids[g.white] = true;
+ if (!pids[g.black]) pids[g.black] = true;
+ });
+ UserModel.getByIds(Object.keys(pids), (err2, users) => {
+ let names = {};
+ users.forEach(u => { names[u.id] = u.name; });
+ cb(
+ null,
+ games.map(
+ g => {
+ return {
+ id: g.id,
+ vname: g.vname,
+ cadence: g.cadence,
+ created: g.created,
+ score: g.score,
+ scoreMsg: g.scoreMsg,
+ players: [
+ { id: g.white, name: names[g.white] },
+ { id: g.black, name: names[g.black] }
+ ],
+ deletedByWhite: g.deletedByWhite,
+ deletedByBlack: g.deletedByBlack
+ };
+ }
+ )
+ );
+ });
+ });
+ });
+ },
- getPlayers: function(id, cb)
- {
+ getPlayers: function(id, cb) {
db.serialize(function() {
const query =
- "SELECT id " +
- "FROM Players " +
- "WHERE gid = " + id;
- db.all(query, (err,players) => {
+ "SELECT white, black " +
+ "FROM Games " +
+ "WHERE id = " + id;
+ db.get(query, (err, players) => {
return cb(err, players);
});
});
},
- // obj can have fields move, fen and/or score
- update: function(id, obj)
- {
- db.parallelize(function() {
- let query =
+ checkGameUpdate: function(obj) {
+ // Check all that is possible (required) in obj:
+ return (
+ (
+ !obj.move || !!(obj.move.idx.toString().match(/^[0-9]+$/))
+ ) && (
+ !obj.drawOffer || !!(obj.drawOffer.match(/^[wbtn]$/))
+ ) && (
+ !obj.rematchOffer || !!(obj.rematchOffer.match(/^[wbn]$/))
+ ) && (
+ // TODO: check if commas are still used (probably not)
+ !obj.fen || !!(obj.fen.match(/^[a-zA-Z0-9,. /-]*$/))
+ ) && (
+ !obj.score || !!(obj.score.match(/^[012?*\/-]+$/))
+ ) && (
+ !obj.chatRead || ['w','b'].includes(obj.chatRead)
+ ) && (
+ !obj.scoreMsg || !!(obj.scoreMsg.match(/^[a-zA-Z ]+$/))
+ ) && (
+ !obj.chat || UserModel.checkNameEmail({name: obj.chat.name})
+ )
+ );
+ },
+
+ // obj can have fields move, chat, fen, drawOffer and/or score + message
+ update: function(id, obj, cb) {
+ db.parallelize(function() {
+ let updateQuery =
"UPDATE Games " +
"SET ";
- if (!!obj.fen)
- query += "fen = '" + obj.fen + "',";
- if (!!obj.score)
- query += "score = '" + obj.score + "',";
- query = query.slice(0,-1); //remove last comma
- query += " WHERE id = " + id;
- db.run(query);
- if (!!obj.move)
- {
- const m = obj.move;
- query =
- "INSERT INTO Moves (gid, squares, message, played, idx) VALUES " +
- "(" + id + ",'" + JSON.stringify(m.squares) + "','" + m.message +
- "'," + m.played + "," + m.idx + ")";
+ let modifs = "";
+ // NOTE: if drawOffer is set, we should check that it's player's turn
+ // A bit overcomplicated. Let's trust the client on that for now...
+ if (!!obj.drawOffer) {
+ if (obj.drawOffer == "n")
+ // Special "None" update
+ obj.drawOffer = "";
+ modifs += "drawOffer = '" + obj.drawOffer + "',";
+ }
+ if (!!obj.rematchOffer) {
+ if (obj.rematchOffer == "n")
+ // Special "None" update
+ obj.rematchOffer = "";
+ modifs += "rematchOffer = '" + obj.rematchOffer + "',";
+ }
+ if (!!obj.fen) modifs += "fen = '" + obj.fen + "',";
+ if (!!obj.deletedBy) {
+ const myColor = obj.deletedBy == 'w' ? "White" : "Black";
+ modifs += "deletedBy" + myColor + " = true,";
+ }
+ if (!!obj.chatRead) {
+ const myColor = obj.chatRead == 'w' ? "White" : "Black";
+ modifs += "chatRead" + myColor + " = " + Date.now() + ",";
+ }
+ if (!!obj.score) {
+ modifs += "score = '" + obj.score + "'," +
+ "scoreMsg = '" + obj.scoreMsg + "',";
+ }
+ const finishAndSendQuery = () => {
+ modifs = modifs.slice(0, -1); //remove last comma
+ if (modifs.length > 0) {
+ updateQuery += modifs + " WHERE id = " + id;
+ db.run(updateQuery);
+ }
+ cb(null);
+ };
+ if (!!obj.move || (!!obj.score && obj.scoreMsg == "Time")) {
+ // Security: only update moves if index is right,
+ // and score with scoreMsg "Time" if really lost on time.
+ let query =
+ "SELECT MAX(idx) AS maxIdx, MAX(played) AS lastPlayed " +
+ "FROM Moves " +
+ "WHERE gid = " + id;
+ db.get(query, (err, ret) => {
+ if (!!obj.move ) {
+ if (!ret.maxIdx || ret.maxIdx + 1 == obj.move.idx) {
+ query =
+ "INSERT INTO Moves (gid, squares, played, idx) VALUES " +
+ "(" + id + ",?," + Date.now() + "," + obj.move.idx + ")";
+ db.run(query, JSON.stringify(obj.move.squares));
+ finishAndSendQuery();
+ } else cb({ errmsg: "Wrong move index" });
+ } else {
+ if (ret.maxIdx < 2) cb({ errmsg: "Time not over" });
+ else {
+ // We also need the game cadence
+ query =
+ "SELECT cadence " +
+ "FROM Games " +
+ "WHERE id = " + id;
+ db.get(query, (err2, ret2) => {
+ const daysTc = parseInt(ret2.cadence.match(/^[0-9]+/)[0]);
+ if (Date.now() - ret.lastPlayed > daysTc * 24 * 3600 * 1000)
+ finishAndSendQuery();
+ else cb({ errmsg: "Time not over" });
+ });
+ }
+ }
+ });
+ } else finishAndSendQuery();
+ // NOTE: chat and delchat are mutually exclusive
+ if (!!obj.chat) {
+ const query =
+ "INSERT INTO Chats (gid, msg, name, added) VALUES ("
+ + id + ",?,'" + obj.chat.name + "'," + Date.now() + ")";
+ db.run(query, obj.chat.msg);
+ } else if (obj.delchat) {
+ const query =
+ "DELETE " +
+ "FROM Chats " +
+ "WHERE gid = " + id;
db.run(query);
}
+ if (!!obj.deletedBy) {
+ // Did my opponent delete it too?
+ let selection =
+ "deletedBy" +
+ (obj.deletedBy == 'w' ? "Black" : "White") +
+ " AS deletedByOpp";
+ const query =
+ "SELECT " + selection + " " +
+ "FROM Games " +
+ "WHERE id = " + id;
+ db.get(query, (err,ret) => {
+ // If yes: just remove game
+ if (!!ret.deletedByOpp) GameModel.remove(id);
+ });
+ }
});
},
- remove: function(id)
- {
- db.parallelize(function() {
- let query =
- "DELETE FROM Games " +
- "WHERE id = " + id;
- db.run(query);
- query =
- "DELETE FROM Players " +
- "WHERE gid = " + id;
- db.run(query);
- query =
- "DELETE FROM Moves " +
- "WHERE gid = " + id;
- db.run(query);
- });
- },
+ remove: function(id_s) {
+ const suffix =
+ Array.isArray(id_s)
+ ? " IN (" + id_s.join(",") + ")"
+ : " = " + id_s;
+ db.parallelize(function() {
+ let query =
+ "DELETE FROM Games " +
+ "WHERE id " + suffix;
+ db.run(query);
+ query =
+ "DELETE FROM Moves " +
+ "WHERE gid " + suffix;
+ db.run(query);
+ query =
+ "DELETE FROM Chats " +
+ "WHERE gid " + suffix;
+ db.run(query);
+ });
+ },
- cleanGamesDb: function()
- {
+ cleanGamesDb: function() {
const tsNow = Date.now();
// 86400000 = 24 hours in milliseconds
const day = 86400000;
db.serialize(function() {
let query =
- "SELECT id,score " +
- "FROM Games ";
- db.all(query, (err,games) => {
- games.forEach(g => {
- query =
- "SELECT max(played) AS lastMaj " +
- "FROM Moves " +
- "WHERE gid = " + g.id;
- db.get(query, (err2,updated) {
- if (!updated && tsNow - g.created > 7*day)
- return GameModel.remove(g.id);
- const lastMaj = updated.lastMaj;
- if (g.score != "*" && tsNow - lastMaj > 7*day ||
- g.score == "*" && tsNow - lastMaj > 91*day)
- {
- GameModel.remove(g.id);
+ "SELECT id, created " +
+ "FROM Games";
+ db.all(query, (err, games) => {
+ query =
+ "SELECT gid, count(*) AS nbMoves, MAX(played) AS lastMaj " +
+ "FROM Moves " +
+ "GROUP BY gid";
+ db.all(query, (err2, mstats) => {
+ // Reorganize moves data to avoid too many array lookups:
+ let movesGroups = {};
+ mstats.forEach(ms => {
+ movesGroups[ms.gid] = {
+ nbMoves: ms.nbMoves,
+ lastMaj: ms.lastMaj
+ };
+ });
+ // Remove games still not really started,
+ // with no action in the last 2 weeks:
+ let toRemove = [];
+ games.forEach(g => {
+ if (
+ (
+ !movesGroups[g.id] &&
+ tsNow - g.created > 14*day
+ )
+ ||
+ (
+ !!movesGroups[g.id] &&
+ movesGroups[g.id].nbMoves == 1 &&
+ tsNow - movesGroups[g.id].lastMaj > 14*day
+ )
+ ) {
+ toRemove.push(g.id);
}
});
+ if (toRemove.length > 0) GameModel.remove(toRemove);
});
});
});
- },
+ }
}
module.exports = GameModel;