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metu.life/app/models/tag.rb

78 lines
2.1 KiB

# frozen_string_literal: true
# == Schema Information
#
# Table name: tags
#
# id :bigint(8) not null, primary key
# name :string default(""), not null
# created_at :datetime not null
# updated_at :datetime not null
#
class Tag < ApplicationRecord
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has_and_belongs_to_many :statuses
has_and_belongs_to_many :accounts
has_and_belongs_to_many :sample_accounts, -> { searchable.discoverable.popular.limit(3) }, class_name: 'Account'
has_one :account_tag_stat, dependent: :destroy
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HASHTAG_NAME_RE = '[[:word:]_]*[[:alpha:]_·][[:word:]_]*'
HASHTAG_RE = /(?:^|[^\/\)\w])#(#{HASHTAG_NAME_RE})/i
validates :name, presence: true, uniqueness: true, format: { with: /\A#{HASHTAG_NAME_RE}\z/i }
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scope :discoverable, -> { joins(:account_tag_stat).where(AccountTagStat.arel_table[:accounts_count].gt(0)).where(account_tag_stats: { hidden: false }).order(Arel.sql('account_tag_stats.accounts_count desc')) }
scope :hidden, -> { where(account_tag_stats: { hidden: true }) }
delegate :accounts_count,
:accounts_count=,
:increment_count!,
:decrement_count!,
:hidden?,
to: :account_tag_stat
after_save :save_account_tag_stat
def account_tag_stat
super || build_account_tag_stat
end
def cached_sample_accounts
Rails.cache.fetch("#{cache_key}/sample_accounts", expires_in: 12.hours) { sample_accounts }
end
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def to_param
name
end
def history
days = []
7.times do |i|
day = i.days.ago.beginning_of_day.to_i
days << {
day: day.to_s,
uses: Redis.current.get("activity:tags:#{id}:#{day}") || '0',
accounts: Redis.current.pfcount("activity:tags:#{id}:#{day}:accounts").to_s,
}
end
days
end
class << self
def search_for(term, limit = 5)
pattern = sanitize_sql_like(term.strip) + '%'
Tag.where('lower(name) like lower(?)', pattern).order(:name).limit(limit)
end
end
private
def save_account_tag_stat
return unless account_tag_stat&.changed?
account_tag_stat.save
end
end