66 lines
2 KiB
Ruby
66 lines
2 KiB
Ruby
# frozen_string_literal: true
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# == Schema Information
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#
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# Table name: featured_tags
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#
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# id :bigint(8) not null, primary key
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# account_id :bigint(8) not null
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# tag_id :bigint(8) not null
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# statuses_count :bigint(8) default(0), not null
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# last_status_at :datetime
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# created_at :datetime not null
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# updated_at :datetime not null
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#
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class FeaturedTag < ApplicationRecord
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belongs_to :account, inverse_of: :featured_tags
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belongs_to :tag, inverse_of: :featured_tags, optional: true # Set after validation
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validate :validate_tag_name, on: :create
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validate :validate_featured_tags_limit, on: :create
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before_create :set_tag
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before_create :reset_data
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scope :by_name, ->(name) { joins(:tag).where(tag: { name: HashtagNormalizer.new.normalize(name) }) }
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delegate :display_name, to: :tag
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attr_writer :name
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LIMIT = 10
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def name
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tag_id.present? ? tag.name : @name
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end
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def increment(timestamp)
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update(statuses_count: statuses_count + 1, last_status_at: timestamp)
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end
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def decrement(deleted_status_id)
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update(statuses_count: [0, statuses_count - 1].max, last_status_at: account.statuses.where(visibility: %i(public unlisted)).tagged_with(tag).where.not(id: deleted_status_id).select(:created_at).first&.created_at)
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end
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private
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def set_tag
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self.tag = Tag.find_or_create_by_names(@name)&.first
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end
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def reset_data
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self.statuses_count = account.statuses.where(visibility: %i(public unlisted)).tagged_with(tag).count
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self.last_status_at = account.statuses.where(visibility: %i(public unlisted)).tagged_with(tag).select(:created_at).first&.created_at
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end
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def validate_featured_tags_limit
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errors.add(:base, I18n.t('featured_tags.errors.limit')) if account.featured_tags.count >= LIMIT
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end
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def validate_tag_name
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errors.add(:name, :blank) if @name.blank?
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errors.add(:name, :invalid) unless @name.match?(/\A(#{Tag::HASHTAG_NAME_RE})\z/i)
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errors.add(:name, :taken) if FeaturedTag.by_name(@name).where(account_id: account_id).exists?
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end
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end
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