SQL refactoring
parent
b334066f8f
commit
68f767b28d
116
db/90-views.sql
116
db/90-views.sql
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@ -1,37 +1,8 @@
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CREATE OR REPLACE FUNCTION get_requests()
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RETURNS TABLE (
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url varchar,
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requester varchar,
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imageUrl varchar,
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state varchar,
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score int,
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reqTimestamp timestamptz
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)
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LANGUAGE SQL
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AS $$
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SELECT url,displayName AS requester,imageUrl,state,score,reqTimestamp FROM requests
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JOIN scores USING (url)
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JOIN users ON requests.requester = users.userid
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WHERE state IN (SELECT state FROM states WHERE active)
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ORDER BY score DESC, reqTimestamp ASC;
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$$;
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CREATE OR REPLACE FUNCTION get_requests_all()
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RETURNS TABLE (
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url varchar,
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requester varchar,
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imageUrl varchar,
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state varchar,
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score int,
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reqTimestamp timestamptz
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)
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LANGUAGE SQL
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AS $$
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CREATE OR REPLACE VIEW requests_vw AS
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SELECT url,displayName AS requester,imageUrl,state,score,reqTimestamp FROM requests
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JOIN scores USING (url)
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JOIN users ON requests.requester = users.userid
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ORDER BY score DESC, reqTimestamp ASC;
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$$;
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CREATE OR REPLACE FUNCTION get_requests_voted(votinguserid int)
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RETURNS TABLE (
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@ -45,85 +16,42 @@ CREATE OR REPLACE FUNCTION get_requests_voted(votinguserid int)
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)
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LANGUAGE SQL
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AS $$
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SELECT url,displayName AS requester,imageUrl,state,score,reqTimestamp,
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SELECT url,requester,imageUrl,state,score,reqTimestamp,
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(CASE WHEN votes.userid IS NULL THEN FALSE ELSE TRUE END) AS voted
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FROM requests
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JOIN scores USING (url)
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JOIN users ON requests.requester = users.userid
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LEFT JOIN votes ON (requests.url = votes.requesturl AND votes.userid = votinguserid)
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WHERE state IN (SELECT state FROM states WHERE active)
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ORDER BY score DESC, reqTimestamp ASC;
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$$;
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CREATE OR REPLACE FUNCTION get_requests_all_voted(votinguserid int)
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RETURNS TABLE (
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url varchar,
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requester varchar,
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imageUrl varchar,
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state varchar,
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score int,
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reqTimestamp timestamptz,
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voted bool
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)
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LANGUAGE SQL
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AS $$
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SELECT url,displayName AS requester,imageUrl,state,score,reqTimestamp,
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(CASE WHEN votes.userid IS NULL THEN FALSE ELSE TRUE END) AS voted
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FROM requests
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JOIN scores USING (url)
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JOIN users ON requests.requester = users.userid
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LEFT JOIN votes ON (requests.url = votes.requesturl AND votes.userid = votinguserid)
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FROM requests_vw
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LEFT JOIN votes ON (requests_vw.url = votes.requesturl AND votes.userid = votinguserid)
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ORDER BY score DESC, reqTimestamp ASC;
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$$;
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/*
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Views to determine the score added by votes from different classes of users.
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In order for songs with no votes to show up in this view (and thus have their
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View to determine the score added by votes from different classes of users. In
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order for songs with no votes to show up in this view (and thus have their
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scores properly calculated), the query must be JOINed to requests, the URL must
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be selected as requests.url rather than votes.requesturl (which is null in the
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case of no votes), and users.is{follower,subscriber} must be COALESCEd to FALSE
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as in the case of no votes, user.* will be NULL.
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*/
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CREATE OR REPLACE VIEW vote_score_normal_vw AS
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SELECT requests.url,
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COUNT(votes.requesturl) FILTER(WHERE bans.userid IS NULL),
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(COUNT(votes.requesturl) FILTER(WHERE bans.userid IS NULL) * (SELECT normaluservotepoints FROM config)) AS votescore
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CREATE OR REPLACE VIEW vote_score_all_vw AS
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WITH votepoints AS (SELECT normaluservotepoints, followervotepoints, subscribervotepoints FROM config)
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SELECT requests.url AS url,
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COUNT(votes.requesturl) AS count,
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COALESCE(
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SUM(CASE
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WHEN users.isfollower = FALSE AND users.issubscriber = FALSE
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THEN votepoints.normaluservotepoints
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WHEN users.isfollower = TRUE AND users.issubscriber = FALSE
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THEN votepoints.followervotepoints
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WHEN users.issubscriber = TRUE
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THEN votepoints.subscribervotepoints
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END), 0
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) AS votescore
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FROM requests
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LEFT JOIN votes ON votes.requesturl = requests.url
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LEFT JOIN users on votes.userid = users.userid
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LEFT JOIN bans ON users.userid = bans.userid
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WHERE COALESCE(users.isfollower,FALSE) = FALSE
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AND COALESCE(users.issubscriber,FALSE) = FALSE
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GROUP BY requests.url;
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CREATE OR REPLACE VIEW vote_score_follower_vw AS
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SELECT requests.url,
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COUNT(votes.requesturl) FILTER(WHERE bans.userid IS NULL),
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(COUNT(votes.requesturl) FILTER(WHERE bans.userid IS NULL) * (SELECT followervotepoints FROM config)) AS votescore
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LEFT JOIN votes ON votes.requesturl = requests.url
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LEFT JOIN users on votes.userid = users.userid
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LEFT JOIN bans ON users.userid = bans.userid
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WHERE COALESCE(users.isfollower,FALSE) = TRUE
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AND COALESCE(users.issubscriber,FALSE) = FALSE
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GROUP BY requests.url;
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CREATE OR REPLACE VIEW vote_score_subscriber_vw AS
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SELECT requests.url,
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COUNT(votes.requesturl) FILTER(WHERE bans.userid IS NULL),
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(COUNT(votes.requesturl) FILTER(WHERE bans.userid IS NULL) * (SELECT subscribervotepoints FROM config)) AS votescore
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LEFT JOIN votes ON votes.requesturl = requests.url
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LEFT JOIN users on votes.userid = users.userid
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LEFT JOIN bans ON users.userid = bans.userid
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WHERE COALESCE(users.issubscriber,FALSE) = TRUE
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GROUP BY requests.url;
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CREATE OR REPLACE VIEW vote_score_all_vw AS
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SELECT url,SUM(count) AS count, SUM(votescore) AS votescore FROM
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(SELECT * FROM vote_score_normal_vw
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UNION ALL SELECT * FROM vote_score_follower_vw
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UNION ALL SELECT * FROM vote_score_subscriber_vw
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) AS union_vote_score
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CROSS JOIN votepoints
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WHERE bans.userid IS NULL
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GROUP BY url;
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CREATE OR REPLACE VIEW streamer_user_vw AS
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@ -40,22 +40,26 @@ export const updateStreamer = {
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// Request-related queries
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export const getRequests = {
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name: "getRequests",
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text: "SELECT * FROM get_requests() LIMIT $1"
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text: "SELECT * FROM requests_vw \
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JOIN states ON requests_vw.state = states.state \
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WHERE active LIMIT $1"
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}
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export const getRequestsVoted = {
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name: "getRequestsVoted",
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text: "SELECT * FROM get_requests_voted($2) LIMIT $1"
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text: "SELECT * FROM get_requests_voted($2) \
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JOIN states ON get_requests_voted.state = states.state \
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WHERE active LIMIT $1"
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}
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export const getAllRequests = {
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name: "getAllRequests",
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text: "SELECT * FROM get_requests_all() LIMIT $1"
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text: "SELECT * FROM requests_vw() LIMIT $1"
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}
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export const getAllRequestsVoted = {
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name: "getAllRequestsVoted",
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text: "SELECT * FROM get_requests_all_voted($2) LIMIT $1"
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text: "SELECT * FROM get_requests_voted($2) LIMIT $1"
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}
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export const checkRequestExists = {
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