X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=server%2Fmodels%2FProblem.js;h=eef4270f1b4b2c43f8eb0876af7057302bd047ad;hb=2bb4666e276e837add0958554a11b38f7f4d9357;hp=bcbefc5f251300c0d2ea64a2be658f62434d97fe;hpb=68e19a449db7a12e0a168e99cd750d985c983ba1;p=vchess.git

diff --git a/server/models/Problem.js b/server/models/Problem.js
index bcbefc5f..eef4270f 100644
--- a/server/models/Problem.js
+++ b/server/models/Problem.js
@@ -33,12 +33,16 @@ const ProblemModel = {
     });
   },
 
-  getNext: function(cursor, cb) {
+  getNext: function(uid, onlyMine, cursor, cb) {
+    let condition = "";
+    if (onlyMine) condition = "AND uid = " + uid + " ";
+    else if (!!uid) condition = "AND uid <> " + uid + " ";
     db.serialize(function() {
       const query =
         "SELECT * " +
         "FROM Problems " +
         "WHERE added < " + cursor + " " +
+        condition +
         "ORDER BY added DESC " +
         "LIMIT 20"; //TODO: 20 is arbitrary
       db.all(query, (err, problems) => {
@@ -59,8 +63,10 @@ const ProblemModel = {
     });
   },
 
-  safeUpdate: function(prob, uid) {
+  safeUpdate: function(prob, uid, devs) {
     db.serialize(function() {
+      let whereClause = "WHERE id = " + prob.id;
+      if (!devs.includes(uid)) whereClause += " AND uid = " + uid;
       const query =
         "UPDATE Problems " +
         "SET " +
@@ -68,16 +74,18 @@ const ProblemModel = {
           "fen = '" + prob.fen + "'," +
           "instruction = ?," +
           "solution = ? " +
-        "WHERE id = " + prob.id + " AND uid = " + uid;
+        whereClause;
       db.run(query, [prob.instruction, prob.solution]);
     });
   },
 
-  safeRemove: function(id, uid) {
+  safeRemove: function(id, uid, devs) {
     db.serialize(function() {
+      let whereClause = "WHERE id = " + id;
+      if (!devs.includes(uid)) whereClause += " AND uid = " + uid;
       const query =
         "DELETE FROM Problems " +
-        "WHERE id = " + id + " AND uid = " + uid;
+        whereClause;
       db.run(query);
     });
   },