mirror of
https://github.com/mastodon/mastodon
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f587ff643f
Co-authored-by: Eugen Rochko <eugen@zeonfederated.com> Co-authored-by: Claire <claire.github-309c@sitedethib.com>
42 lines
1.5 KiB
Ruby
42 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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class NotificationGroup < ActiveModelSerializers::Model
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attributes :group_key, :sample_accounts, :notifications_count, :notification, :most_recent_notification_id
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# Try to keep this consistent with `app/javascript/mastodon/models/notification_group.ts`
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SAMPLE_ACCOUNTS_SIZE = 8
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def self.from_notification(notification, max_id: nil)
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if notification.group_key.present?
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# TODO: caching, and, if caching, preloading
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scope = notification.account.notifications.where(group_key: notification.group_key)
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scope = scope.where(id: ..max_id) if max_id.present?
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# Ideally, we would not load accounts for each notification group
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most_recent_notifications = scope.order(id: :desc).includes(:from_account).take(SAMPLE_ACCOUNTS_SIZE)
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most_recent_id = most_recent_notifications.first.id
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sample_accounts = most_recent_notifications.map(&:from_account)
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notifications_count = scope.count
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else
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most_recent_id = notification.id
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sample_accounts = [notification.from_account]
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notifications_count = 1
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end
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NotificationGroup.new(
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notification: notification,
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group_key: notification.group_key || "ungrouped-#{notification.id}",
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sample_accounts: sample_accounts,
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notifications_count: notifications_count,
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most_recent_notification_id: most_recent_id
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)
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end
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delegate :type,
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:target_status,
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:report,
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:account_relationship_severance_event,
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:account_warning,
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to: :notification, prefix: false
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end
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