61 lines
2.2 KiB
Ruby
61 lines
2.2 KiB
Ruby
# frozen_string_literal: true
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require_dependency "rake_helpers"
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##
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# This will create records in the new bookmarks table from PostAction
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# records. The task is idempotent, it will not create additional bookmark
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# records for PostActions that have already been created in the new table.
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# You can provide a sync_limit for a smaller batch run.
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#
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desc "migrates old PostAction bookmarks to the new Bookmark model & table"
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task "bookmarks:sync_to_table", [:sync_limit] => :environment do |_t, args|
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sync_limit = args[:sync_limit] || 0
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post_action_bookmarks = PostAction
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.select('post_actions.id', 'post_actions.post_id', 'posts.topic_id', 'post_actions.user_id')
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.where(post_action_type_id: PostActionType.types[:bookmark])
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.joins(:post)
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.where(deleted_at: nil)
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.joins('LEFT JOIN bookmarks ON bookmarks.post_id = post_actions.post_id AND bookmarks.user_id = post_actions.user_id')
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.where('bookmarks.id IS NULL')
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# if sync_limit is provided as an argument this will cap
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# the number of bookmarks that will be created in a run of
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# this task (for huge bookmark count communities)
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if sync_limit > 0
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post_action_bookmarks = post_action_bookmarks.limit(sync_limit)
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end
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post_action_bookmark_count = post_action_bookmarks.count('post_actions.id')
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bookmarks_to_create = []
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i = 0
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Bookmark.transaction do
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post_action_bookmarks.find_each(batch_size: 1000) do |pab|
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RakeHelpers.print_status_with_label("Creating post new bookmarks.......", i, post_action_bookmark_count)
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now = Time.zone.now
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bookmarks_to_create << {
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topic_id: pab.topic_id,
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post_id: pab.post_id,
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user_id: pab.user_id,
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created_at: now,
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updated_at: now
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}
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i += 1
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end
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# this will ignore conflicts in the bookmarks table so
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# if the user already has a post bookmarked in the new way,
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# then we don't error and keep on truckin'
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#
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# we shouldn't have duplicates here at any rate because of
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# the above LEFT JOIN but best to be safe knowing this
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# won't blow up
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Bookmark.insert_all(bookmarks_to_create)
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end
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RakeHelpers.print_status_with_label("Bookmark creation complete! ", i, post_action_bookmark_count)
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puts ""
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end
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