From 9f58f902b8977cf3ce2c94b73b3dd54d0b82085a Mon Sep 17 00:00:00 2001
From: Felix Albrigtsen <felixalbrigtsen@gmail.com>
Date: Sat, 23 Apr 2022 11:46:39 +0200
Subject: [PATCH] Added unsetContestantAndWinner

---
 src/server/index.js | 19 +++++++++++++++++++
 src/server/tmdb.js  | 24 ++++++++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/src/server/index.js b/src/server/index.js
index 96e35e1..9edcb27 100644
--- a/src/server/index.js
+++ b/src/server/index.js
@@ -282,6 +282,25 @@ api.post("/match/:matchId/setWinner", (req, res) => {
   .then(match => res.send({"status": "OK", "data": match}))
   .catch(err => res.send({"status": "error", "data": err}));
 });
+
+api.post("/match/:matchId/unsetContestant", (req, res) => {
+  let matchId = req.params.matchId;
+  let contestantId = req.body.teamId;
+  if (isNaN(matchId)) {
+    res.json({"status": "error", "data": "matchId must be a number"});
+    return
+  }
+  if (contestantId == undefined || isNaN(contestantId)) {
+    res.json({"status": "error", "data": "contestantId must be a number"});
+    return
+  }
+  
+  matchId = parseInt(matchId);
+  contestantId = parseInt(contestantId);
+  tmdb.unsetContestantAndWinner(matchId, contestantId)
+    .then(match => res.send({"status": "OK", "data": match}))
+    .catch(err => res.send({"status": "error", "data": err}));
+});
 // #endregion
 
 // #region team/:teamId
diff --git a/src/server/tmdb.js b/src/server/tmdb.js
index 885ee94..314db47 100644
--- a/src/server/tmdb.js
+++ b/src/server/tmdb.js
@@ -11,6 +11,7 @@ module.exports = {
   deleteTeam: deleteTeam,
   getMatch: getMatch,
   setMatchWinner: setMatchWinner,
+  unsetContestantAndWinner: unsetContestantAndWinner,
   createTournament: createTournament,
   deleteTournament: deleteTournament,
   editTournament: editTournament,
@@ -161,6 +162,29 @@ async function setMatchWinner(matchId, winnerId) {
   });
 }
 
+async function unsetContestantAndWinner(matchId, teamId) {
+  let match = await getMatch(matchId);
+  return new Promise(function(resolve, reject) {
+    unsetContestant(matchId, teamId)
+      .then(() => {
+        // Find what the child match that supplied the team
+        connection.query("SELECT * FROM matches WHERE parentMatchId = ? AND winnerId = ?", [matchId, teamId], (err, childMatches) => {
+          if (err) { console.log(err); reject(err); }
+          if (childMatches.length != 1) {
+            reject("Error: Could not find the correct child match");
+            return;
+          }
+          let childMatch = childMatches[0];
+          // Remove the winner from the child match
+          setMatchWinner(childMatch.id, null)
+            .then(() => { resolve(); })
+            .catch(err => { reject(err); });
+        });
+      })
+      .catch(err => { reject(err); });
+  });
+}
+
 // #endregion
 
 // #region tournament