mirror of
https://github.com/LaCasemate/fab-manager.git
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93 lines
3.0 KiB
Ruby
93 lines
3.0 KiB
Ruby
# frozen_string_literal: true
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# Setting is a configuration element of the platform. Only administrators are allowed to modify Settings
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# For some settings, changing them will involve some callback actions (like rebuilding the stylesheets
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# if the theme color Setting has changed).
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# A full history of the previous values is kept in database with the date and the author of the change
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# after_update callback is handled by SettingService
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class Setting < ApplicationRecord
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include SettingsHelper
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has_many :history_values, dependent: :destroy
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# The full list of settings is declared in SettingsHelper
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validates :name, inclusion: { in: SETTINGS }
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def value
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last_value = history_values.order(HistoryValue.arel_table['created_at'].desc).limit(1).first
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last_value&.value
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end
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def value_at(date)
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val = history_values.order(HistoryValue.arel_table['created_at'].desc).where('created_at <= ?', date).limit(1).first
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val&.value
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end
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def first_update
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first_value = history_values.order(HistoryValue.arel_table['created_at'].asc).limit(1).first
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first_value&.created_at
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end
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def first_value
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first_value = history_values.order(HistoryValue.arel_table['created_at'].asc).limit(1).first
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first_value&.value
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end
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def last_update
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last_value = history_values.order(HistoryValue.arel_table['created_at'].desc).limit(1).first
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last_value&.created_at
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end
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def previous_value
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last_two = history_values.order(HistoryValue.arel_table['created_at'].desc).limit(2)
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return nil if last_two.count < 2
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last_two.last&.value
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end
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def previous_update
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last_two = history_values.order(HistoryValue.arel_table['created_at'].desc).limit(2)
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return nil if last_two.count < 2
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last_two.last&.created_at
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end
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# @deprecated, prefer Setting.set() instead
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def value=(val)
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admin = User.admins.first
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save && history_values.create(invoicing_profile: admin.invoicing_profile, value: val)
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end
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# Return the value of the requested setting, if any.
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# @example Setting.get('my_setting') #=> "foo"
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# @param name [String]
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# @return [String,Boolean]
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def self.get(name)
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res = find_by('LOWER(name) = ? ', name.downcase)&.value
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# handle boolean values
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return true if res == 'true'
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return false if res == 'false'
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res
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end
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# Create or update the provided setting with the given value
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# @example Setting.set('my_setting', true)
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# Optionally (but recommended when possible), the user updating the value can be provided as the third parameter
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# Eg.: Setting.set('my_setting', true, User.find_by(slug: 'admin'))
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# @param name [String]
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# @param value [String,Boolean,Numeric,NilClass]
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def self.set(name, value, user = User.admins.first)
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setting = find_or_initialize_by(name: name)
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setting.save && setting.history_values.create(invoicing_profile: user.invoicing_profile, value: value.to_s)
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end
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# Check if the given setting was set
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# @param name [String]
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# @return [Boolean]
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def self.set?(name)
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!find_by(name: name)&.value.nil?
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end
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end
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