var db = require("../utils/database");
+const UserModel = require("./User");
/*
* Structure table Games:
* fen: varchar (current position)
* timeControl: string
* score: varchar (result)
+ * scoreMsg: varchar ("Time", "Mutual agreement"...)
* created: datetime
+ * drawOffer: boolean
*
* Structure table Players:
* gid: ref game id
* 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 =
{
+ checkGameInfo: function(g) {
+ if (!g.vid.toString().match(/^[0-9]+$/))
+ return "Wrong variant ID";
+ if (!g.vname.match(/^[a-zA-Z0-9]+$/))
+ return "Wrong variant name";
+ if (!g.timeControl.match(/^[0-9dhms +]+$/))
+ return "Wrong characters in time control";
+ if (!g.fen.match(/^[a-zA-Z0-9, /-]*$/))
+ return "Bad FEN string";
+ if (g.players.length != 2)
+ return "Need exactly 2 players";
+ if (g.players.some(p => !p.id.toString().match(/^[0-9]+$/)))
+ return "Wrong characters in player ID";
+ return "";
+ },
+
create: function(vid, fen, timeControl, players, cb)
{
db.serialize(function() {
db.serialize(function() {
// TODO: optimize queries?
let query =
+ // NOTE: g.scoreMsg can be NULL
+ // (in this case score = "*" and no reason to look at it)
"SELECT g.id, g.vid, g.fen, g.fenStart, g.timeControl, g.score, " +
- "v.name AS vname " +
+ "g.scoreMsg, v.name AS vname " +
"FROM Games g " +
"JOIN Variants v " +
" ON g.vid = v.id " +
if (!!err2)
return cb(err2);
query =
- "SELECT squares, message, played, idx " +
+ "SELECT squares, played, idx " +
"FROM Moves " +
"WHERE gid = " + id;
db.all(query, (err3,moves) => {
if (!!err3)
return cb(err3);
- const game = Object.assign({},
- gameInfo,
- {
- players: players,
- moves: moves
- }
- );
- return cb(null, game);
+ query =
+ "SELECT msg, name, added " +
+ "FROM Chats " +
+ "WHERE gid = " + id;
+ db.all(query, (err4,chats) => {
+ if (!!err4)
+ return cb(err4);
+ const game = Object.assign({},
+ gameInfo,
+ {
+ players: players,
+ moves: moves,
+ chats: chats,
+ }
+ );
+ return cb(null, game);
+ });
});
});
});
});
},
- // obj can have fields move, fen, drawOffer and/or score
+ checkGameUpdate: function(obj)
+ {
+ // Check all that is possible (required) in obj:
+ if (!!obj.move)
+ {
+ if (!obj.move.played.toString().match(/^[0-9]+$/))
+ return "Wrong move played time";
+ if (!obj.move.idx.toString().match(/^[0-9]+$/))
+ return "Wrong move index";
+ }
+ if (!!obj.fen && !obj.fen.match(/^[a-zA-Z0-9, /-]*$/))
+ return "Wrong FEN string";
+ if (!!obj.score && !obj.score.match(/^[012?*\/-]+$/))
+ return "Wrong characters in score";
+ if (!!obj.scoreMsg && !obj.scoreMsg.match(/^[a-zA-Z ]+$/))
+ return "Wrong characters in score message";
+ if (!!obj.chat)
+ return UserModel.checkNameEmail({name: obj.chat.name});
+ return "";
+ },
+
+ // obj can have fields move, chat, fen, drawOffer and/or score
update: function(id, obj)
{
db.parallelize(function() {
let query =
"UPDATE Games " +
"SET ";
- if (!!obj.drawOffer)
- query += "drawOffer = " + obj.drawOffer + ",";
+ let modifs = "";
+ if (!!obj.message)
+ modifs += "message = message || ' ' || '" + obj.message + "',";
+ if ([true,false].includes(obj.drawOffer))
+ modifs += "drawOffer = " + obj.drawOffer + ",";
if (!!obj.fen)
- query += "fen = '" + obj.fen + "',";
+ modifs += "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);
+ modifs += "score = '" + obj.score + "',";
+ if (!!obj.scoreMsg)
+ modifs += "scoreMsg = '" + obj.scoreMsg + "',";
+ modifs = modifs.slice(0,-1); //remove last comma
+ if (modifs.length > 0)
+ {
+ query += modifs + " 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 + ")";
- db.run(query);
+ "INSERT INTO Moves (gid, squares, played, idx) VALUES " +
+ "(" + id + ",?," + m.played + "," + m.idx + ")";
+ db.run(query, JSON.stringify(m.squares));
+ }
+ if (!!obj.chat)
+ {
+ query =
+ "INSERT INTO Chats (gid, msg, name, added) VALUES ("
+ + id + ",?,'" + obj.chat.name + "'," + Date.now() + ")";
+ db.run(query, obj.chat.msg);
}
});
},
"DELETE FROM Moves " +
"WHERE gid = " + id;
db.run(query);
+ query =
+ "DELETE FROM Chats " +
+ "WHERE gid = " + id;
+ db.run(query);
});
},