X-Git-Url: https://git.sesse.net/?p=ccbs;a=blobdiff_plain;f=sql%2Fccbs.sql;h=d48fbeb04c33385c27929a10defee15003bd842d;hp=2b1a68605721d7ce334075fbb4873eff8a83221d;hb=23a9b9ce42cd6a8c5752b217bccb581425267fdb;hpb=eb9ee3742ba220deebc83771b03ffdc7f6a4d59c

diff --git a/sql/ccbs.sql b/sql/ccbs.sql
index 2b1a686..d48fbeb 100644
--- a/sql/ccbs.sql
+++ b/sql/ccbs.sql
@@ -68,6 +68,8 @@ CREATE TABLE songratings (
 );
 CREATE INDEX songratings_feetrating ON songratings ( feetrating );
 
+CREATE VIEW max_single_feetrating AS SELECT machine,song,MAX(feetrating) AS feetrating FROM songratings WHERE playmode='single' GROUP BY machine,song;
+
 CREATE TABLE players (
 	player SERIAL PRIMARY KEY,
 	nick VARCHAR NOT NULL,
@@ -111,8 +113,7 @@ CREATE TABLE tournamentrankings (
 	player INTEGER NOT NULL REFERENCES players,
 	points INTEGER,
 
-	UNIQUE (tournament, player),
-	PRIMARY KEY (tournament, ranking)
+	PRIMARY KEY (tournament, player)
 );
 
 CREATE TABLE rounds (
@@ -199,3 +200,59 @@ CREATE TABLE bigscreen.active_groups (
 CREATE TABLE bigscreen.active_screens (
 	id VARCHAR NOT NULL PRIMARY KEY
 );
+
+-- get_max_score_for_songs(tournament, playmode)
+CREATE TYPE max_score AS (
+	song INTEGER,
+	max_score INTEGER
+);
+
+CREATE FUNCTION get_max_score_for_songs(integer, varchar) RETURNS SETOF max_score
+    AS $$
+	SELECT
+	    song,
+	    MAX(feetrating)*1000 AS max_score
+	FROM songratings
+	WHERE
+	    machine=(
+	        SELECT machine FROM tournaments WHERE tournament=$1
+            )
+	    AND playmode=$2
+	GROUP BY song
+	;
+$$
+    LANGUAGE SQL
+    STABLE
+    RETURNS NULL ON NULL INPUT;
+
+-- get_max_score_for_players(tournament, round, playmode)
+CREATE FUNCTION get_max_score_for_players(integer, integer, varchar) RETURNS SETOF max_score
+    AS $$
+	SELECT player,
+	  (
+	     SELECT feetrating
+	     FROM songratings
+	     WHERE machine=(         -- only find songs on the machine we use
+	       SELECT machine FROM tournaments WHERE tournament=$1
+	     )
+	     AND song NOT IN (       -- not a song that has been in elimination or seeding
+	       SELECT song FROM scores 
+	       WHERE tournament=$1
+	         AND song IS NOT NULL
+                 AND parallel=0
+                 AND chosen='f'
+             )
+             AND (player,song) NOT IN (  -- not a song the player has chosen before, or is a random song in this round
+	       SELECT player,song FROM scores
+	       WHERE tournament=$1
+                 AND song IS NOT NULL
+                 AND ( chosen='t' OR round=$2 )
+             )
+             AND playmode=$3
+             ORDER BY feetrating DESC LIMIT 1
+	  ) * 1000 AS max_score FROM tournamentparticipation;
+$$
+    LANGUAGE SQL
+    STABLE
+    RETURNS NULL ON NULL INPUT;
+