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52 lines
1.3 KiB
52 lines
1.3 KiB
# frozen_string_literal: true |
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# == Schema Information |
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# |
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# Table name: invites |
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# |
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# id :integer not null, primary key |
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# user_id :integer not null |
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# code :string default(""), not null |
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# expires_at :datetime |
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# max_uses :integer |
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# uses :integer default(0), not null |
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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 Invite < ApplicationRecord |
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belongs_to :user |
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has_many :users, inverse_of: :invite |
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scope :available, -> { where(expires_at: nil).or(where('expires_at >= ?', Time.now.utc)) } |
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scope :expired, -> { where.not(expires_at: nil).where('expires_at < ?', Time.now.utc) } |
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before_validation :set_code |
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attr_reader :expires_in |
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def expires_in=(interval) |
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self.expires_at = interval.to_i.seconds.from_now unless interval.blank? |
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@expires_in = interval |
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end |
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def valid_for_use? |
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(max_uses.nil? || uses < max_uses) && !expired? |
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end |
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def expire! |
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touch(:expires_at) |
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end |
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def expired? |
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!expires_at.nil? && expires_at < Time.now.utc |
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end |
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private |
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def set_code |
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loop do |
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self.code = ([*('a'..'z'), *('A'..'Z'), *('0'..'9')] - %w(0 1 I l O)).sample(8).join |
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break if Invite.find_by(code: code).nil? |
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end |
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end |
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end
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