149 lines
4.4 KiB
Ruby
149 lines
4.4 KiB
Ruby
# frozen_string_literal: true
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class Bookmark < ActiveRecord::Base
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self.ignored_columns = [
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"delete_when_reminder_sent" # TODO(2021-07-22): remove
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]
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belongs_to :user
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belongs_to :post
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belongs_to :topic
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def self.reminder_types
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@reminder_types ||= Enum.new(
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later_today: 1,
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next_business_day: 2,
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tomorrow: 3,
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next_week: 4,
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next_month: 5,
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custom: 6,
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start_of_next_business_week: 7,
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later_this_week: 8
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)
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end
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def self.auto_delete_preferences
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@auto_delete_preferences ||= Enum.new(
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never: 0,
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when_reminder_sent: 1,
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on_owner_reply: 2
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)
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end
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validates :reminder_at, presence: {
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message: I18n.t("bookmarks.errors.time_must_be_provided"),
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if: -> { reminder_type.present? }
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}
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validate :unique_per_post_for_user
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validate :ensure_sane_reminder_at_time
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validates :name, length: { maximum: 100 }
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# we don't care whether the post or topic is deleted,
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# they hold important information about the bookmark
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def post
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Post.unscoped { super }
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end
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def topic
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Topic.unscoped { super }
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end
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def unique_per_post_for_user
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existing_bookmark = Bookmark.find_by(user_id: user_id, post_id: post_id)
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return if existing_bookmark.blank? || existing_bookmark.id == id
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self.errors.add(:base, I18n.t("bookmarks.errors.already_bookmarked_post"))
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end
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def ensure_sane_reminder_at_time
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return if reminder_at.blank?
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if reminder_at < Time.zone.now
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self.errors.add(:base, I18n.t("bookmarks.errors.cannot_set_past_reminder"))
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end
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if reminder_at > 10.years.from_now.utc
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self.errors.add(:base, I18n.t("bookmarks.errors.cannot_set_reminder_in_distant_future"))
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end
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end
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def no_reminder?
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self.reminder_at.blank? && self.reminder_type.blank?
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end
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def auto_delete_when_reminder_sent?
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self.auto_delete_preference == Bookmark.auto_delete_preferences[:when_reminder_sent]
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end
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def auto_delete_on_owner_reply?
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self.auto_delete_preference == Bookmark.auto_delete_preferences[:on_owner_reply]
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end
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def clear_reminder!
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update(
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reminder_at: nil,
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reminder_type: nil,
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reminder_last_sent_at: Time.zone.now,
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reminder_set_at: nil
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)
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end
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scope :pending_reminders, ->(before_time = Time.now.utc) do
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where("reminder_at IS NOT NULL AND reminder_at <= :before_time", before_time: before_time)
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end
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scope :pending_reminders_for_user, ->(user) do
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pending_reminders.where(user: user)
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end
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def self.count_per_day(opts = nil)
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opts ||= {}
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result = where('bookmarks.created_at >= ?', opts[:start_date] || (opts[:since_days_ago] || 30).days.ago)
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result = result.where('bookmarks.created_at <= ?', opts[:end_date]) if opts[:end_date]
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result = result.joins(:topic).merge(Topic.in_category_and_subcategories(opts[:category_id])) if opts[:category_id]
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result.group('date(bookmarks.created_at)')
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.order('date(bookmarks.created_at)')
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.count
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end
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##
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# Deletes bookmarks that are attached to posts/topics that were deleted
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# more than X days ago. We don't delete bookmarks instantly when a post/topic
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# is deleted so that there is a grace period to un-delete.
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def self.cleanup!
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grace_time = 3.days.ago
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DB.exec(<<~SQL, grace_time: grace_time)
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DELETE FROM bookmarks b
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USING topics t, posts p
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WHERE (b.topic_id = t.id AND b.post_id = p.id)
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AND (t.deleted_at < :grace_time OR p.deleted_at < :grace_time)
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SQL
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end
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end
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# == Schema Information
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#
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# Table name: bookmarks
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#
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# id :bigint not null, primary key
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# user_id :bigint not null
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# topic_id :bigint not null
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# post_id :bigint not null
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# name :string(100)
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# reminder_type :integer
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# reminder_at :datetime
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# created_at :datetime not null
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# updated_at :datetime not null
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# reminder_last_sent_at :datetime
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# reminder_set_at :datetime
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# auto_delete_preference :integer default(0), not null
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#
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# Indexes
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#
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# index_bookmarks_on_post_id (post_id)
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# index_bookmarks_on_reminder_at (reminder_at)
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# index_bookmarks_on_reminder_set_at (reminder_set_at)
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# index_bookmarks_on_reminder_type (reminder_type)
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# index_bookmarks_on_topic_id (topic_id)
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# index_bookmarks_on_user_id (user_id)
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# index_bookmarks_on_user_id_and_post_id (user_id,post_id) UNIQUE
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#
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