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CREATE OR REPLACE FUNCTION log_audit() RETURNS TRIGGER AS $$
BEGIN
INSERT INTO audit (table_name, operation_type, old_data, new_data, changed_by)
VALUES (
TG_TABLE_NAME,
TG_OP,
CASE WHEN TG_OP = 'DELETE' OR TG_OP = 'UPDATE' THEN row_to_json(OLD) ELSE NULL END,
CASE WHEN TG_OP = 'INSERT' OR TG_OP = 'UPDATE' THEN row_to_json(NEW) ELSE NULL END,
current_setting('app.user_id')::TEXT
);
RETURN NULL;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION get_rankings_singleplayer()
RETURNS TABLE (
steam_id TEXT,
user_name TEXT,
avatar_link TEXT,
total_min_score_count BIGINT
) AS $$
BEGIN
RETURN QUERY
SELECT
u.steam_id,
u.user_name,
u.avatar_link,
(
SELECT SUM(min_score_count) AS total_min_score_count
FROM (
SELECT sp.user_id, MIN(sp.score_count) AS min_score_count
FROM records_sp sp
WHERE sp.is_deleted = false
GROUP BY sp.user_id, sp.map_id
) AS subquery
WHERE user_id = u.steam_id
)
FROM records_sp sp
JOIN users u ON u.steam_id = sp.user_id
WHERE sp.is_deleted = false
GROUP BY u.steam_id, u.user_name, u.avatar_link
HAVING COUNT(DISTINCT sp.map_id) = (
SELECT COUNT(m.name)
FROM maps m
INNER JOIN games g ON m.game_id = g.id
WHERE g.id = 1 AND m.is_disabled = false
)
ORDER BY total_min_score_count ASC;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION get_rankings_multiplayer()
RETURNS TABLE (
steam_id TEXT,
user_name TEXT,
avatar_link TEXT,
total_min_score_count BIGINT
) AS $$
BEGIN
RETURN QUERY
SELECT
u.steam_id,
u.user_name,
u.avatar_link,
(
SELECT SUM(min_score_count) AS total_min_score_count
FROM (
SELECT DISTINCT ON (map_id, player_id)
map_id,
player_id,
MIN(score_count) AS min_score_count
FROM (
SELECT
mp.map_id,
mp.host_id AS player_id,
mp.score_count
FROM records_mp mp
WHERE mp.is_deleted = false
UNION ALL
SELECT
mp.map_id,
mp.partner_id AS player_id,
mp.score_count
FROM records_mp mp
WHERE mp.is_deleted = false
) AS player_scores
GROUP BY map_id, player_id
) AS subquery
WHERE player_id = u.steam_id
)
FROM records_mp mp
JOIN users u ON u.steam_id = mp.host_id OR u.steam_id = mp.partner_id
WHERE mp.is_deleted = false
GROUP BY u.steam_id, u.user_name, u.avatar_link
HAVING COUNT(DISTINCT mp.map_id) = (
SELECT COUNT(m.name)
FROM maps m
INNER JOIN games g ON m.game_id = g.id
WHERE g.id = 2 AND m.is_disabled = false
)
ORDER BY total_min_score_count ASC;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION get_placements_singleplayer(player_id TEXT)
RETURNS TABLE (
map_id SMALLINT,
placement BIGINT
) AS $$
BEGIN
RETURN QUERY
WITH ranked_scores AS (
SELECT
sp.map_id,
sp.user_id,
sp.score_count,
sp.score_time,
ROW_NUMBER() OVER (
PARTITION BY sp.map_id, sp.user_id
ORDER BY sp.score_count ASC, sp.score_time ASC
) AS rank
FROM records_sp sp
WHERE sp.is_deleted = false
),
best_scores AS (
SELECT
rs.map_id,
rs.user_id,
rs.score_count,
rs.score_time
FROM ranked_scores rs
WHERE rs.rank = 1
),
min_placements AS (
SELECT
bs.map_id,
bs.user_id,
(SELECT COUNT(*) + 1
FROM best_scores AS inner_scores
WHERE inner_scores.map_id = bs.map_id
AND (inner_scores.score_count < bs.score_count
OR (inner_scores.score_count = bs.score_count
AND inner_scores.score_time < bs.score_time)
)
) AS placement
FROM best_scores AS bs
)
SELECT
minp.map_id,
MIN(minp.placement) AS placement
FROM min_placements minp
WHERE minp.user_id = get_placements_singleplayer.player_id
GROUP BY minp.map_id
ORDER BY minp.map_id, placement;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION get_placements_multiplayer(player_id TEXT)
RETURNS TABLE (
map_id SMALLINT,
placement BIGINT
) AS $$
BEGIN
RETURN QUERY
WITH ranked_scores AS (
SELECT
mp.map_id,
mp.host_id,
mp.partner_id,
mp.score_count,
mp.score_time,
ROW_NUMBER() OVER (
PARTITION BY mp.map_id, mp.host_id, mp.partner_id
ORDER BY mp.score_count ASC, mp.score_time ASC
) AS rank
FROM records_mp mp
WHERE mp.is_deleted = false
),
best_scores AS (
SELECT
rs.map_id,
rs.host_id,
rs.partner_id,
rs.score_count,
rs.score_time
FROM ranked_scores rs
WHERE rs.rank = 1
),
min_placements AS (
SELECT
bs.map_id,
bs.host_id,
bs.partner_id,
(SELECT COUNT(*) + 1
FROM best_scores AS inner_scores
WHERE inner_scores.map_id = bs.map_id
AND (inner_scores.score_count < bs.score_count
OR (inner_scores.score_count = bs.score_count
AND inner_scores.score_time < bs.score_time)
)
) AS placement
FROM best_scores AS bs
),
distinct_min_placements AS (
SELECT unified_placements.map_id, unified_placements.player_id, MIN(unified_placements.placement) AS min_placement
FROM (
SELECT minp.map_id, minp.host_id AS player_id, minp.placement FROM min_placements minp
UNION ALL
SELECT minp.map_id, minp.partner_id AS player_id, minp.placement FROM min_placements minp
) AS unified_placements
WHERE unified_placements.player_id = get_placements_multiplayer.player_id
GROUP BY unified_placements.map_id, unified_placements.player_id
)
SELECT
dminp.map_id,
dminp.min_placement AS placement
FROM distinct_min_placements dminp
ORDER BY dminp.map_id, placement;
END;
$$ LANGUAGE plpgsql;
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