| 1 | var db = require("../utils/database"); |
| 2 | |
| 3 | /* |
| 4 | * Structure table Challenges: |
| 5 | * id: integer |
| 6 | * added: datetime |
| 7 | * uid: user id (int) |
| 8 | * vid: variant id (int) |
| 9 | * nbPlayers: integer |
| 10 | * |
| 11 | * Structure table WillPlay: |
| 12 | * cid: ref challenge id |
| 13 | * uid: ref user id |
| 14 | */ |
| 15 | |
| 16 | exports.create = function(uid, vid, nbPlayers, cb) |
| 17 | { |
| 18 | db.serialize({ |
| 19 | let query = |
| 20 | "INSERT INTO Challenges (added, uid, vid, nbPlayers) " + |
| 21 | "VALUES (" + Date.now() + "," + uid + "," + vid + "," + nbPlayers + ")"; |
| 22 | db.run(insertQuery, err => { |
| 23 | if (!!err) |
| 24 | return cb(err); |
| 25 | db.get("SELECT last_insert_rowid() AS rowid", (err2,lastId) => { |
| 26 | query = |
| 27 | "INSERT INTO WillPlay VALUES " + |
| 28 | "(" + lastId["rowid"] + "," + uid + ")"; |
| 29 | db.run(query, cb); |
| 30 | }); |
| 31 | }); |
| 32 | }); |
| 33 | }); |
| 34 | } |
| 35 | |
| 36 | exports.getOne = function(id, cb) |
| 37 | { |
| 38 | db.serialize(function() { |
| 39 | let query = |
| 40 | "SELECT * " + |
| 41 | "FROM Challenges c " + |
| 42 | "JOIN Variants v " + |
| 43 | " ON c.vid = v.id " |
| 44 | "WHERE id = " + id; |
| 45 | db.get(query, (err,challengeInfo) => { |
| 46 | if (!!err) |
| 47 | return cb(err); |
| 48 | query = |
| 49 | "SELECT w.uid AS id, u.name " + |
| 50 | "FROM WillPlay w " + |
| 51 | "JOIN Users u " + |
| 52 | " ON w.uid = u.id " + |
| 53 | "WHERE w.cid = " + id; |
| 54 | db.run(query, (err2,players) => { |
| 55 | if (!!err2) |
| 56 | return cb(err2); |
| 57 | const challenge = { |
| 58 | id: id, |
| 59 | vname: challengeInfo.name, |
| 60 | added: challengeInfo.added, |
| 61 | nbPlayers: challengeInfo.nbPlayers, |
| 62 | players: players, //currently in |
| 63 | }; |
| 64 | return cb(null, challenge); |
| 65 | }); |
| 66 | }); |
| 67 | }); |
| 68 | } |
| 69 | |
| 70 | exports.remove = function(id) |
| 71 | { |
| 72 | db.parallelize(function() { |
| 73 | let query = |
| 74 | "DELETE FROM Challenges " + |
| 75 | "WHERE id = " + id; |
| 76 | db.run(query); |
| 77 | query = |
| 78 | "DELETE FROM WillPlay " + |
| 79 | "WHERE cid = " + id; |
| 80 | db.run(query); |
| 81 | }); |
| 82 | } |