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Work out the playlist continuation by video id (#1451)

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Not the best but it tries to work out the continuation. However it
always picks the first match even if the same video appears multiple
times in the playlist.
This commit is contained in:
Ray Cheung 2020-11-01 16:13:07 +08:00
parent aa2ae37365
commit 55bd7feb6c
1 changed files with 3 additions and 1 deletions
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4
src/invidious/videos.cr
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@ -1020,7 +1020,9 @@ def process_continuation(db, query, plid, id)
if index = query["index"]?.try &.to_i?
continuation = index
else
continuation = id
index = PG_DB.query_one?("SELECT index FROM playlist_videos WHERE plid = $1 AND id = $2 LIMIT 1", plid, id, as: Int64)
i = PG_DB.query_one?("SELECT array_position(index, $2) - 1 FROM playlists WHERE id = $1 LIMIT 1", plid, index, as: Int32)
continuation = i || id
end
continuation ||= 0
end