Retrospring/app/models/notification.rb

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# frozen_string_literal: true
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class Notification < ApplicationRecord
belongs_to :recipient, class_name: "User"
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belongs_to :target, polymorphic: true
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after_create do
recipient.touch(:notifications_updated_at) # rubocop:disable Rails/SkipsModelValidations
end
after_update do
recipient.touch(:notifications_updated_at) # rubocop:disable Rails/SkipsModelValidations
end
after_destroy do
# recipient might not exist at this point (account deleted, records are cleaned up async)
recipient&.touch(:notifications_updated_at) # rubocop:disable Rails/SkipsModelValidations
end
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class << self
include CursorPaginatable
define_cursor_paginator :cursored_for, :for
define_cursor_paginator :cursored_for_type, :for_type
def for(recipient, **kwargs)
where(kwargs.merge!(recipient:)).order(:created_at).reverse_order
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end
def for_type(recipient, type, **kwargs)
where(kwargs.merge!(recipient:)).where(type:).order(:created_at).reverse_order
end
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def notify(recipient, target)
return nil unless target.respond_to? :notification_type
notif_type = target.notification_type
return nil unless notif_type
make_notification(recipient, target, notif_type)
end
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def denotify(recipient, target)
return nil if recipient.blank?
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return nil unless target.respond_to? :notification_type
notif_type = target.notification_type
return nil unless notif_type
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notif = Notification.find_by(recipient:, target:)
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notif&.destroy
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end
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private
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def make_notification(recipient, target, notification_type)
return if get_notification_owner(target).present? && recipient.muting?(get_notification_owner(target))
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n = notification_type.new(target:,
recipient:,
new: true,)
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n.save!
n
end
def get_notification_owner(target)
if target.is_a? User
target
elsif target.try(:user) && target.user.is_a?(User)
target.user
elsif target.try(:source) && target.source.is_a?(User)
target.source
end
end
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end
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end