-var db = require("../utils/database");
+const db = require("../utils/database");
+const UserModel = require("./User");
/*
- * Structure table Challenges:
+ * Structure:
* id: integer
* added: datetime
* uid: user id (int)
+ * target: recipient id (optional)
* vid: variant id (int)
- * nbPlayers: integer
+ * randomness: integer in 0..2
* fen: varchar (optional)
- * timeControl: string (3m+2s, 7d+1d ...)
- *
- * Structure table WillPlay:
- * cid: ref challenge id
- * uid: ref user id
- * yes: boolean (false means "not decided yet")
+ * cadence: string (3m+2s, 7d ...)
*/
-const ChallengeModel =
-{
- 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, /-]+$/))
- return "Bad FEN string";
- },
-
- initializeWillPlay: function(uids, cid, cb)
- {
- let query = "INSERT INTO WillPlay VALUES ";
- for (let i=0; i<uids.length; i++)
- {
- query += "(false," + cid + "," + uids[i] + ")";
- if (i < uids.length-1)
- query += ",";
- }
- db.run(query, cb);
+const ChallengeModel = {
+ checkChallenge: function(c) {
+ return (
+ c.vid.toString().match(/^[0-9]+$/) &&
+ c.cadence.match(/^[0-9dhms +]+$/) &&
+ c.randomness.toString().match(/^[0-2]$/) &&
+ c.fen.match(/^[a-zA-Z0-9, /-]*$/) &&
+ (!c.to || UserModel.checkNameEmail({ name: c.to }))
+ );
},
- // fen cannot be undefined
- create: function(c, cb)
- {
- db.serialize(function() {
- let query =
- "INSERT INTO Challenges " +
- "(added, uid, vid, nbPlayers, fen, timeControl) VALUES " +
- "(" + Date.now() + "," + c.uid + "," + c.vid + "," + c.nbPlayers +
- ",'" + c.fen + "'," + c.timeControl + ")";
- db.run(query, err => {
- if (!!err)
- return cb(err);
- db.get("SELECT last_insert_rowid() AS rowid", (err2,lastId) => {
- query =
- "INSERT INTO WillPlay VALUES " +
- "(true," + lastId["rowid"] + "," + c.uid + ")";
- db.run(query, (err,ret) => {
- cb(err, lastId); //all we need is the challenge ID
- });
- });
- });
- });
- },
-
- getOne: function(id, cb)
- {
- db.serialize(function() {
- let query =
- "SELECT * " +
- "FROM Challenges c " +
- "JOIN Variants v " +
- " ON c.vid = v.id "
- "WHERE id = " + 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 + condition;
- db.run(query, (err2,players) => {
- if (!!err2)
- return cb(err2);
- const challenge = {
- id: id,
- uid: challengeInfo.uid,
- vname: challengeInfo.name,
- added: challengeInfo.added,
- nbPlayers: challengeInfo.nbPlayers,
- players: players, //currently in
- fen: challengeInfo.fen,
- timeControl: challengeInfo.timeControl,
- };
- return cb(null, challenge);
- });
- });
- });
- },
-
- getByUser: function(uid, cb)
- {
- db.serialize(function() {
- const query =
- "SELECT cid " +
- "FROM WillPlay " +
- "WHERE uid = " + uid;
- db.run(query, (err,challIds) => {
- if (!!err)
- return cb(err);
- challIds = challIds || [];
- let challenges = [];
- challIds.forEach(cidRow => {
- ChallengeModel.getOne(cidRow["cid"], (err2,chall) => {
- if (!!err2)
- return cb(err2);
- challenges.push(chall);
- });
- });
- return cb(null, challenges);
- });
- });
- },
+ create: function(c, cb) {
+ db.serialize(function() {
+ const query =
+ "INSERT INTO Challenges " +
+ "(added, uid, " + (c.to ? "target, " : "") +
+ "vid, randomness, fen, cadence) " +
+ "VALUES " +
+ "(" + Date.now() + "," + c.uid + "," + (c.to ? c.to + "," : "") +
+ c.vid + "," + c.randomness + ",'" + c.fen + "','" + c.cadence + "')";
+ db.run(query, function(err) {
+ cb(err, { id: this.lastID });
+ });
+ });
+ },
- 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"]);
- });
+ // All challenges related to user with ID uid
+ getByUser: function(uid, cb) {
+ db.serialize(function() {
+ const query =
+ "SELECT * " +
+ "FROM Challenges " +
+ "WHERE target IS NULL" +
+ " OR uid = " + uid +
+ " OR target = " + uid;
+ db.all(query, (err, challenges) => {
+ cb(err, challenges);
});
});
},
- 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) {
+ db.serialize(function() {
+ const query =
+ "DELETE FROM Challenges " +
+ "WHERE id = " + id;
+ db.run(query);
+ });
},
- remove: function(id, uid)
- {
- db.serialize(function() {
- let query =
+ safeRemove: function(id, uid) {
+ db.serialize(function() {
+ const 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);
- });
- }
+ "WHERE id = " + id + " " +
+ // Condition: I'm the sender or the target
+ "AND (uid = " + uid + " OR target = " + uid + ")";
+ db.get(query, (err,chall) => {
+ if (!err && chall)
+ ChallengeModel.remove(id);
});
- });
- },
+ });
+ },
}
module.exports = ChallengeModel;
projects / vchess.git / blobdiff