* vid: variant id (int)
* nbPlayers: integer
* fen: varchar (optional)
- * mainTime: integer
- * addTime: integer
+ * timeControl: string (3m+2s, 7d+1d ...)
*
* Structure table WillPlay:
* cid: ref challenge id
* uid: ref user id
+ * yes: boolean (false means "not decided yet")
*/
const ChallengeModel =
{
- // fen cannot be undefined; TODO: generate fen on server instead
+ checkChallenge: function(c)
+ {
+ if (!c.vid.match(/^[0-9]+$/))
+ return "Wrong variant ID";
+
+ if (!c.timeControl.match(/^[0-9dhms +]+$/))
+ return "Wrong characters in time control";
+
+ if (!c.fen.match(/^[a-zA-Z0-9, /-]+$/))
+ return "Bad FEN string";
+ },
+
+ initializeWillPlay: function(uids, cid, cb)
+ {
+ let query = "INSERT INTO WillPlay VALUES ";
+ for (let i=0; i<uids.length; i++)
+ {
+ query += "(false," + cid + "," + uids[i] + ")";
+ if (i < uids.length-1)
+ query += ",";
+ }
+ db.run(query, cb);
+ },
+
+ // fen cannot be undefined
create: function(c, cb)
{
db.serialize(function() {
let query =
"INSERT INTO Challenges " +
- "(added, uid, vid, nbPlayers, fen, mainTime, addTime) VALUES " +
+ "(added, uid, vid, nbPlayers, fen, timeControl) VALUES " +
"(" + Date.now() + "," + c.uid + "," + c.vid + "," + c.nbPlayers +
- ",'" + c.fen + "'," + c.mainTime + "," + c.increment + ")";
+ ",'" + c.fen + "'," + c.timeControl + ")";
db.run(query, err => {
if (!!err)
return cb(err);
db.get("SELECT last_insert_rowid() AS rowid", (err2,lastId) => {
- query =
+ query =
"INSERT INTO WillPlay VALUES " +
- "(" + lastId["rowid"] + "," + c.uid + ")";
- db.run(query, (err,ret) => {
- cb(err, lastId); //all we need is the challenge ID
- });
+ "(true," + lastId["rowid"] + "," + c.uid + ")";
+ db.run(query, (err,ret) => {
+ cb(err, lastId); //all we need is the challenge ID
+ });
});
});
});
db.get(query, (err,challengeInfo) => {
if (!!err)
return cb(err);
+ let condition = "";
+ if (!!challengeInfo.to[0])
+ condition = " AND u.name in (" + challengeInfo.to.join(",") + ")";
query =
"SELECT w.uid AS id, u.name " +
"FROM WillPlay w " +
"JOIN Users u " +
" ON w.uid = u.id " +
- "WHERE w.cid = " + id;
+ "WHERE w.cid = " + id + condition;
db.run(query, (err2,players) => {
if (!!err2)
return cb(err2);
nbPlayers: challengeInfo.nbPlayers,
players: players, //currently in
fen: challengeInfo.fen,
- mainTime: challengeInfo.mainTime,
- increment: challengeInfo.addTime,
+ timeControl: challengeInfo.timeControl,
};
return cb(null, challenge);
});
db.run(query, (err,challIds) => {
if (!!err)
return cb(err);
+ challIds = challIds || [];
let challenges = [];
challIds.forEach(cidRow => {
ChallengeModel.getOne(cidRow["cid"], (err2,chall) => {
});
},
- remove: function(id)
+ getSeatCount: function(id, cb)
+ {
+ db.serialize(function() {
+ let query =
+ "SELECT COUNT(*) AS scount " +
+ "FROM WillPlay " +
+ "WHERE cid = " + id;
+ db.get(query, (err,scRow) => {
+ if (!!err)
+ return cb(err);
+ query =
+ "SELECT nbPlayers " +
+ "FROM Challenges " +
+ "WHERE id = " + id;
+ db.get(query, (err2,chRow) => {
+ if (!!err2)
+ return cb(err2);
+ cb(chRow["nbPlayers"] - scRow["scount"]);
+ });
+ });
+ });
+ },
+
+ setSeat: function(id, uid)
+ {
+ // TODO: remove extra "db.serialize" (parallelize by default)
+ //db.serialize(function() {
+ const query =
+ "INSERT OR REPLACE INTO WillPlay " +
+ "VALUES (true," + id + "," + uid +")";
+ db.run(query);
+ //});
+ },
+
+ remove: function(id, uid)
{
- db.parallelize(function() {
+ db.serialize(function() {
let query =
- "DELETE FROM Challenges " +
- "WHERE id = " + id;
- db.run(query);
- query =
- "DELETE FROM WillPlay " +
- "WHERE cid = " + id;
- db.run(query);
+ "SELECT 1 " +
+ "FROM Challenges " +
+ "WHERE id = " + id + " AND uid = " + uid;
+ db.run(query, (err,rows) => {
+ if (rows.length > 0) //it's my challenge
+ {
+ db.parallelize(function() {
+ query =
+ "DELETE FROM Challenges " +
+ "WHERE id = " + id;
+ db.run(query);
+ // Also remove matching WillPlay entries if a challenge was deleted
+ query =
+ "DELETE FROM WillPlay " +
+ "WHERE cid = " + id;
+ db.run(query);
+ });
+ }
+ });
});
},
}