78 lines
2.0 KiB
Ruby
78 lines
2.0 KiB
Ruby
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# frozen_string_literal: true
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class GroupCategoryNotificationDefault < ActiveRecord::Base
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belongs_to :group
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belongs_to :category
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def self.notification_levels
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NotificationLevels.all
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end
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def self.lookup(group, level)
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self.where(group: group, notification_level: notification_levels[level])
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end
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def self.batch_set(group, level, category_ids)
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level_num = notification_levels[level]
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category_ids = Category.where(id: category_ids).pluck(:id)
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changed = false
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# Update pre-existing
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if category_ids.present? && GroupCategoryNotificationDefault
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.where(group_id: group.id, category_id: category_ids)
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.where.not(notification_level: level_num)
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.update_all(notification_level: level_num) > 0
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changed = true
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end
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# Remove extraneous category users
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if GroupCategoryNotificationDefault
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.where(group_id: group.id, notification_level: level_num)
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.where.not(category_id: category_ids)
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.delete_all > 0
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changed = true
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end
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if category_ids.present?
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params = {
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group_id: group.id,
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level_num: level_num,
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}
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sql = <<~SQL
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INSERT INTO group_category_notification_defaults (group_id, category_id, notification_level)
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SELECT :group_id, :category_id, :level_num
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ON CONFLICT DO NOTHING
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SQL
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# we could use VALUES here but it would introduce a string
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# into the query, plus it is a bit of a micro optimisation
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category_ids.each do |category_id|
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params[:category_id] = category_id
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if DB.exec(sql, params) > 0
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changed = true
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end
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end
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end
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changed
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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: group_category_notification_defaults
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#
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# id :bigint not null, primary key
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# group_id :integer not null
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# category_id :integer not null
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# notification_level :integer not null
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#
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# Indexes
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#
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# idx_group_category_notification_defaults_unique (group_id,category_id) UNIQUE
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#
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