X-Git-Url: https://git.sesse.net/?p=ccbs;a=blobdiff_plain;f=bigscreen%2Ffetch_group.cpp;fp=bigscreen%2Ffetch_group.cpp;h=7e131c437951a4022e7a04017e2373cc6cc2db5b;hp=0000000000000000000000000000000000000000;hb=8970b43d021e65f07ed4d279185c5062b4f9ee4a;hpb=81ad870bd72d346453a18f69cd83dd7b2383a75f

diff --git a/bigscreen/fetch_group.cpp b/bigscreen/fetch_group.cpp
new file mode 100644
index 0000000..7e131c4
--- /dev/null
+++ b/bigscreen/fetch_group.cpp
@@ -0,0 +1,53 @@
+#include "fetch_group.h"
+
+FetchGroup::FetchGroup(unsigned tournament, unsigned round, unsigned parallel, Group *group) :
+	tournament(tournament), round(round), parallel(parallel), dest_group(group) {}
+	
+void FetchGroup::operator() (pqxx::transaction<> &t)
+{
+	pqxx::result res( t.exec("SELECT round,parallel,position,playmode,difficulty,songnumber,player,nick,song,title,artist,chosen,score FROM roundparticipation NATURAL JOIN players NATURAL JOIN scores NATURAL LEFT JOIN songs WHERE " +
+		"tournament=" + pqxx::to_string(tournament) + " AND " +
+		"round=" + pqxx::to_string(round) + " AND " +
+		"parallel=" + pqxx::to_string(parallel) + " " +
+		"ORDER BY position,songnumber") );
+
+	curr_group.tournament = tournament;
+	curr_group.round = round;
+	curr_group.parallel = parallel;
+	
+	// massage the data we get back into a Group object and children
+	int curr_player = -1;
+	for (pqxx::result::const_iterator i = res.begin(); i != res.end(); ++i) {
+		if (i["player"] != curr_player) {
+			Player p;
+
+			p.id = i["player"];
+			p.nick = i["nick"].as(p.nick);
+			p.total = 0;
+			p.rank = 1;
+			curr_group.players.push_back(p);
+			
+			curr_player = i["player"];
+		}
+
+		// note: we _will_ get some duplication here (multiple identical Song
+		// objects), but it isn't the end of the world
+		Score sc;
+		Song so;
+
+		so.id = i["song"].as(so.id);
+		so.title = i["song"].as(so.title);
+		so.artist = i["song"].as(so.artist);
+	
+		sc.song = so;
+		sc.chosen = i["chosen"].as(s.chosen);
+		sc.score = i["score"].as(s.score);
+		
+		curr_group.players[curr.group.players.size() - 1].scores.push_back(sc);
+	}
+}
+
+void FetchGroup::OnCommit()
+{
+	*dest_group = curr_group;
+}