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Fix to apply emoji reaction count to follow recommendations

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noellabo 2021-12-13 21:34:04 +09:00
parent 95bb69a626
commit 9a3e1a70e6
3 changed files with 50 additions and 3 deletions
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13
db/migrate/20211213083734_update_follow_recommendations_to_version_3.rb Normal file
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@ -0,0 +1,13 @@
class UpdateFollowRecommendationsToVersion3 < ActiveRecord::Migration[6.1]
def up
drop_view :follow_recommendations, materialized: true
create_view :follow_recommendations, version: 3, materialized: { no_data: true }
safety_assured { add_index :follow_recommendations, :account_id, unique: true }
end
def down
drop_view :follow_recommendations, materialized: true
create_view :follow_recommendations, version: 2, materialized: { no_data: true }
safety_assured { add_index :follow_recommendations, :account_id, unique: true }
end
end

6
db/schema.rb
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@ -10,7 +10,7 @@
#
# It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 2021_12_13_040746) do
ActiveRecord::Schema.define(version: 2021_12_13_083734) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
@ -1306,7 +1306,7 @@ ActiveRecord::Schema.define(version: 2021_12_13_040746) do
HAVING (count(follows.id) >= 5)
UNION ALL
SELECT account_summaries.account_id,
(sum((status_stats.reblogs_count + status_stats.favourites_count)) / (1.0 + sum((status_stats.reblogs_count + status_stats.favourites_count)))) AS rank,
(sum(((status_stats.reblogs_count + status_stats.favourites_count) + status_stats.emoji_reactions_count)) / (1.0 + sum(((status_stats.reblogs_count + status_stats.favourites_count) + status_stats.emoji_reactions_count)))) AS rank,
'most_interactions'::text AS reason
FROM (((status_stats
JOIN statuses ON ((statuses.id = status_stats.status_id)))
@ -1314,7 +1314,7 @@ ActiveRecord::Schema.define(version: 2021_12_13_040746) do
LEFT JOIN follow_recommendation_suppressions ON ((follow_recommendation_suppressions.account_id = statuses.account_id)))
WHERE ((statuses.id >= (((date_part('epoch'::text, (now() - 'P30D'::interval)) * (1000)::double precision))::bigint << 16)) AND (account_summaries.sensitive = false) AND (follow_recommendation_suppressions.id IS NULL))
GROUP BY account_summaries.account_id
HAVING (sum((status_stats.reblogs_count + status_stats.favourites_count)) >= (5)::numeric)) t0
HAVING (sum(((status_stats.reblogs_count + status_stats.favourites_count) + status_stats.emoji_reactions_count)) >= (5)::numeric)) t0
GROUP BY t0.account_id
ORDER BY (sum(t0.rank)) DESC;
SQL

34
db/views/follow_recommendations_v03.sql Normal file
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@ -0,0 +1,34 @@
SELECT
account_id,
sum(rank) AS rank,
array_agg(reason) AS reason
FROM (
SELECT
account_summaries.account_id AS account_id,
count(follows.id) / (1.0 + count(follows.id)) AS rank,
'most_followed' AS reason
FROM follows
INNER JOIN account_summaries ON account_summaries.account_id = follows.target_account_id
INNER JOIN users ON users.account_id = follows.account_id
LEFT OUTER JOIN follow_recommendation_suppressions ON follow_recommendation_suppressions.account_id = follows.target_account_id
WHERE users.current_sign_in_at >= (now() - interval '30 days')
AND account_summaries.sensitive = 'f'
AND follow_recommendation_suppressions.id IS NULL
GROUP BY account_summaries.account_id
HAVING count(follows.id) >= 5
UNION ALL
SELECT account_summaries.account_id AS account_id,
sum(reblogs_count + favourites_count + emoji_reactions_count) / (1.0 + sum(reblogs_count + favourites_count + emoji_reactions_count)) AS rank,
'most_interactions' AS reason
FROM status_stats
INNER JOIN statuses ON statuses.id = status_stats.status_id
INNER JOIN account_summaries ON account_summaries.account_id = statuses.account_id
LEFT OUTER JOIN follow_recommendation_suppressions ON follow_recommendation_suppressions.account_id = statuses.account_id
WHERE statuses.id >= ((date_part('epoch', now() - interval '30 days') * 1000)::bigint << 16)
AND account_summaries.sensitive = 'f'
AND follow_recommendation_suppressions.id IS NULL
GROUP BY account_summaries.account_id
HAVING sum(reblogs_count + favourites_count + emoji_reactions_count) >= 5
) t0
GROUP BY account_id
ORDER BY rank DESC