From 665da60b088ea23a40dfaea2affda80598e8c29f Mon Sep 17 00:00:00 2001 From: Brian Smith Date: Tue, 23 Sep 2014 22:04:17 -0400 Subject: [PATCH] VRFS-2216 include only approved RSVPs / exclude invited users when calculating average session latency --- db/manifest | 1 + db/up/fix_find_session_sorting_2216.sql | 81 +++++++++++++++++++++++++ 2 files changed, 82 insertions(+) create mode 100644 db/up/fix_find_session_sorting_2216.sql diff --git a/db/manifest b/db/manifest index 73e4eb558..c27550f84 100755 --- a/db/manifest +++ b/db/manifest @@ -208,3 +208,4 @@ undirected_scores.sql discard_scores.sql new_genres.sql get_work_faster.sql +fix_find_session_sorting_2216.sql \ No newline at end of file diff --git a/db/up/fix_find_session_sorting_2216.sql b/db/up/fix_find_session_sorting_2216.sql new file mode 100644 index 000000000..2a1435062 --- /dev/null +++ b/db/up/fix_find_session_sorting_2216.sql @@ -0,0 +1,81 @@ +-- check that the music_sessions does not currently have an active_music_sessions +CREATE OR REPLACE FUNCTION sms_index (my_user_id VARCHAR, my_locidispid BIGINT, my_audio_latency INTEGER, session_id VARCHAR) RETURNS VOID STRICT VOLATILE AS $$ + BEGIN + -- output table to hold tagged music sessions with latency + CREATE TEMPORARY TABLE sms_music_session_tmp (music_session_id VARCHAR(64) NOT NULL, tag INTEGER, latency INTEGER) ON COMMIT DROP; + + IF session_id = 'any' THEN + -- populate sms_music_session_tmp as all music sessions + -- XXX: we should pass in enough info to match pagination/query to reduce the impact of this step + INSERT INTO sms_music_session_tmp SELECT DISTINCT id, NULL::INTEGER AS tag, NULL::INTEGER AS latency + FROM music_sessions + WHERE (scheduled_start IS NULL OR scheduled_start > (NOW() - (interval '15 minute'))) + AND canceled = FALSE + AND id NOT IN (SELECT id FROM active_music_sessions); + + -- tag accepted rsvp as 1 + UPDATE sms_music_session_tmp q SET tag = 1 FROM rsvp_slots s, rsvp_requests_rsvp_slots rrs, rsvp_requests r WHERE + q.music_session_id = s.music_session_id AND + s.id = rrs.rsvp_slot_id AND + rrs.rsvp_request_id = r.id AND + r.user_id = my_user_id AND + rrs.chosen = TRUE AND + q.tag is NULL; + + -- tag invitation as 2 + UPDATE sms_music_session_tmp q SET tag = 2 FROM invitations i WHERE + q.music_session_id = i.music_session_id AND + i.receiver_id = my_user_id AND + q.tag IS NULL; + + -- musician access as 3 + UPDATE sms_music_session_tmp q SET tag = 3 FROM music_sessions m WHERE + q.music_session_id = m.id AND + m.open_rsvps = TRUE AND + q.tag IS NULL; + + -- delete anything not tagged + DELETE FROM sms_music_session_tmp WHERE tag IS NULL; + + ELSE + INSERT INTO sms_music_session_tmp SELECT DISTINCT id, NULL::INTEGER AS tag, NULL::INTEGER AS latency + FROM music_sessions + WHERE music_sessions.id = session_id; + END IF; + + -- output table to hold users involved in the sms_music_session_tmp sessions and their latency + CREATE TEMPORARY TABLE sms_users_tmp (music_session_id VARCHAR(64), user_id VARCHAR(64) NOT NULL, full_score INTEGER, audio_latency INTEGER, internet_score INTEGER) ON COMMIT DROP; + + IF my_audio_latency > -1 THEN + -- populate sms_users_tmp with users that have an approved RSVP for sessions in the sms_music_session_tmp table, accompanied with full latency and music session + INSERT INTO sms_users_tmp SELECT DISTINCT q.music_session_id, users.id, s.full_score AS full_score, s.a_audio_latency, s.score + FROM sms_music_session_tmp q + INNER JOIN rsvp_slots ON rsvp_slots.music_session_id = q.music_session_id + INNER JOIN rsvp_requests_rsvp_slots ON rsvp_requests_rsvp_slots.rsvp_slot_id = rsvp_slots.id + INNER JOIN rsvp_requests ON rsvp_requests.id = rsvp_requests_rsvp_slots.rsvp_request_id + INNER JOIN users ON rsvp_requests.user_id = users.id + LEFT OUTER JOIN current_scores s ON s.a_userid = users.id + WHERE + s.b_userid = my_user_id AND + rsvp_requests_rsvp_slots.chosen = TRUE AND + rsvp_requests.canceled != FALSE; + + -- populate sms_users_tmp with invited users for session in the sms_music_session_tmp table, accompanied with full latency and music session + -- specify NULL for music_session_id, because we don't want RSVP users to affect the AVG computed for each session later + -- INSERT INTO sms_users_tmp SELECT NULL, users.id, s.full_score AS full_score, s.a_audio_latency, s.score + -- FROM sms_music_session_tmp q + -- INNER JOIN invitations ON invitations.music_session_id = q.music_session_id + -- INNER JOIN users ON invitations.receiver_id = users.id + -- LEFT OUTER JOIN current_scores s ON s.a_userid = users.id + -- WHERE + -- s.b_userid = my_user_id AND + -- users.id NOT IN (SELECT user_id FROM sms_users_tmp); + END IF; + + -- calculate the average latency + UPDATE sms_music_session_tmp q SET latency = (select AVG(u.full_score) FROM sms_users_tmp u WHERE + q.music_session_id = u.music_session_id); + + RETURN; + END; +$$ LANGUAGE plpgsql; \ No newline at end of file