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class MigrateAccountConversations < ActiveRecord::Migration[5.2] |
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disable_ddl_transaction! |
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def up |
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say '' |
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say 'WARNING: This migration may take a *long* time for large instances' |
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say 'It will *not* lock tables for any significant time, but it may run' |
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say 'for a very long time. We will pause for 10 seconds to allow you to' |
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say 'interrupt this migration if you are not ready.' |
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say '' |
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10.downto(1) do |i| |
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say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true |
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sleep 1 |
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end |
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local_direct_statuses.find_each do |status| |
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AccountConversation.add_status(status.account, status) |
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end |
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notifications_about_direct_statuses.find_each do |notification| |
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AccountConversation.add_status(notification.account, notification.target_status) |
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end |
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end |
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def down |
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end |
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private |
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def local_direct_statuses |
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Status.unscoped |
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.local |
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.where(visibility: :direct) |
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.includes(:account, mentions: :account) |
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end |
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def notifications_about_direct_statuses |
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Notification.joins(mention: :status) |
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.where(activity_type: 'Mention', statuses: { visibility: :direct }) |
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.includes(:account, mention: { status: [:account, mentions: :account] }) |
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end |
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end |