25 lines
1.2 KiB
Ruby
25 lines
1.2 KiB
Ruby
class AddSenderToMessages < ActiveRecord::Migration[6.0]
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def change
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add_reference :messages, :sender, polymorphic: true, index: true
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add_sender_from_message
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remove_index :messages, name: 'index_messages_on_contact_id', column: 'contact_id'
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remove_index :messages, name: 'index_messages_on_user_id', column: 'user_id'
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remove_column :messages, :user_id, :integer # rubocop:disable Rails/BulkChangeTable
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remove_column :messages, :contact_id, :integer
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end
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def add_sender_from_message
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::Message.find_in_batches do |messages_batch|
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Rails.logger.info "migrated till #{messages_batch.first.id}\n"
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messages_batch.each do |message|
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# rubocop:disable Rails/SkipsModelValidations
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message.update_columns(sender_id: message.user.id, sender_type: 'User') if message.user.present?
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message.update_columns(sender_id: message.contact.id, sender_type: 'Contact') if message.contact.present?
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if message.sender.nil?
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message.update_columns(sender_id: message.conversation.contact.id, sender_type: 'Contact') if message.incoming?
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end
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# rubocop:enable Rails/SkipsModelValidations
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end
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end
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end
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end
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