Draft Game and Challenge models

[vchess.git] / models / Challenge.js

diff --git a/models/Challenge.js b/models/Challenge.js
index 9980921..adb4022 100644 (file)
--- a/models/Challenge.js
+++ b/models/Challenge.js
@@ -1,79 +1,82 @@
 var db = require("../utils/database");
 
 /*
- * Structure:
- *   _id: BSON id
- *   vid: variant ID
- *   from: player ID
- *   to: player ID, undefined if automatch
+ * Structure table Challenges:
+ *   id: integer
+ *   added: datetime
+ *   uid: user id (int)
+ *   vid: variant id (int)
+ *   nbPlayers: integer
+ *
+ * Structure table WillPlay:
+ *   cid: ref challenge id
+ *   uid: ref user id
  */
 
-exports.create = function(vid, from, to, callback)
+exports.create = function(uid, vid, nbPlayers, cb)
 {
-       let chall = {
-               "vid": vid,
-               "from": from
-       };
-       if (!!to)
-               chall.to = to;
-       db.challenges.insert(chall, callback);
-}
-
-//////////
-// GETTERS
-
-exports.getById = function(cid, callback)
-{
-       db.challenges.findOne({_id: cid}, callback);
-}
-
-// For index page: obtain challenges that the player can accept
-exports.getByPlayer = function(uid, callback)
-{
-       db.challenges.aggregate(
-               {$match: {$or: [
-                       {"to": uid},
-                       {$and: [{"from": {$ne: uid}}, {"to": {$exists: false}}]}
-               ]}},
-               {$project: {_id:0, vid:1}},
-               {$group: {_id:"$vid", count:{$sum:1}}},
-               callback);
-}
-
-// For variant page (challenges related to a player)
-exports.getByVariant = function(uid, vid, callback)
-{
-       db.challenges.find({$and: [
-               {"vid": vid},
-               {$or: [
-                       {"to": uid},
-                       {"from": uid},
-                       {"to": {$exists: false}},
-               ]}
-       ]}, callback);
+       db.serialize({
+               let query =
+                       "INSERT INTO Challenges (added, uid, vid, nbPlayers) " +
+                       "VALUES (" + Date.now() + "," + uid + "," + vid + "," + nbPlayers + ")";
+               db.run(insertQuery, err => {
+                       if (!!err)
+                               return cb(err);
+                       db.get("SELECT last_insert_rowid() AS rowid", (err2,lastId) => {
+                               query =
+                                       "INSERT INTO WillPlay VALUES " +
+                                       "(" + lastId["rowid"] + "," + uid + ")";
+                                       db.run(query, cb);
+                               });
+                       });
+               });
+       });
 }
 
-//////////
-// REMOVAL
-
-exports.remove = function(cid, callback)
+exports.getOne = function(id, cb)
 {
-       db.challenges.remove({_id: cid}, callback);
+       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);
+                       query =
+                               "SELECT w.uid AS id, u.name " +
+                               "FROM WillPlay w " +
+                               "JOIN Users u " +
+                               "  ON w.uid = u.id " +
+                               "WHERE w.cid = " + id;
+                       db.run(query, (err2,players) => {
+                               if (!!err2)
+                                       return cb(err2);
+                               const challenge = {
+                                       id: id,
+                                       vname: challengeInfo.name,
+                                       added: challengeInfo.added,
+                                       nbPlayers: challengeInfo.nbPlayers,
+                                       players: players, //currently in
+                               };
+                               return cb(null, challenge);
+                       });
+               });
+       });
 }
 
-// Remove challenges older than 1 month, and 1to1 older than 36h
-exports.removeOld = function()
+exports.remove = function(id)
 {
-       var tsNow = new Date().getTime();
-       // 86400000 = 24 hours in milliseconds
-       var day = 86400000;
-       db.challenges.find({}, (err,challengeArray) => {
-               challengeArray.forEach( c => {
-                       if (c._id.getTimestamp() + 30*day < tsNow //automatch
-                               || (!!c.to && c._id.getTimestamp() + 1.5*day < tsNow)) //1 to 1
-                       {
-                               db.challenges.remove({"_id": c._id});
-                       }
-               });
+       db.parallelize(function() {
+               let query =
+                       "DELETE FROM Challenges " +
+                       "WHERE id = " + id;
+               db.run(query);
+               query =
+                       "DELETE FROM WillPlay " +
+                       "WHERE cid = " + id;
+               db.run(query);
        });
 }