Some small enhancements and fixes
[vchess.git] / server / models / Challenge.js
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c5c47010 1const db = require("../utils/database");
58e7b94e 2const UserModel = require("./User");
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3
4/*
bf20f404 5 * Structure:
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6 * id: integer
7 * added: datetime
8 * uid: user id (int)
bf20f404 9 * target: recipient id (optional)
00f2759e 10 * vid: variant id (int)
7ba4a5bc 11 * randomness: integer in 0..2
ab4f4bf2 12 * fen: varchar (optional)
7ba4a5bc 13 * cadence: string (3m+2s, 7d ...)
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14 */
15
ab4f4bf2 16const ChallengeModel =
8d7e2786 17{
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18 checkChallenge: function(c)
19 {
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20 return (
21 c.vid.toString().match(/^[0-9]+$/) &&
22 c.cadence.match(/^[0-9dhms +]+$/) &&
7ba4a5bc 23 c.randomness.toString().match(/^[0-2]$/) &&
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24 c.fen.match(/^[a-zA-Z0-9, /-]*$/) &&
25 (!c.to || UserModel.checkNameEmail({name: c.to}))
26 );
b1aa927b 27 },
98db2082 28
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29 create: function(c, cb)
30 {
31 db.serialize(function() {
bebcc8d4 32 const query =
b1aa927b 33 "INSERT INTO Challenges " +
51145f8c 34 "(added, uid, " + (c.to ? "target, " : "") +
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35 "vid, randomness, fen, cadence) " +
36 "VALUES " +
51145f8c 37 "(" + Date.now() + "," + c.uid + "," + (c.to ? c.to + "," : "") +
7ba4a5bc 38 c.vid + "," + c.randomness + ",'" + c.fen + "','" + c.cadence + "')";
8c564f46 39 db.run(query, function(err) {
866842c3 40 cb(err, {cid: this.lastID});
bf20f404 41 });
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42 });
43 },
ab4f4bf2 44
866842c3 45 // All challenges related to user with ID uid
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46 getByUser: function(uid, cb)
47 {
48 db.serialize(function() {
49 const query =
50 "SELECT * " +
51 "FROM Challenges " +
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52 "WHERE target IS NULL" +
53 " OR uid = " + uid +
54 " OR target = " + uid;
bebcc8d4 55 db.all(query, (err,challenges) => {
866842c3 56 cb(err, challenges);
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57 });
58 });
59 },
8d7e2786 60
2be5d614 61 remove: function(id)
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62 {
63 db.serialize(function() {
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64 const query =
65 "DELETE FROM Challenges " +
66 "WHERE id = " + id;
67 db.run(query);
68 });
69 },
70
866842c3 71 safeRemove: function(id, uid)
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72 {
73 db.serialize(function() {
74 const query =
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75 "SELECT 1 " +
76 "FROM Challenges " +
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77 "WHERE id = " + id + " " +
78 // Condition: I'm the sender or the target
51145f8c 79 "AND (uid = " + uid + " OR target = " + uid + ")";
bebcc8d4 80 db.get(query, (err,chall) => {
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81 if (!err && chall)
82 ChallengeModel.remove(id);
36093eba 83 });
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84 });
85 },
83494c7f 86}
d431028c 87
ab4f4bf2 88module.exports = ChallengeModel;