Initial commit

app/models/service_account.rb

@@ -0,0 +1,93 @@
+# frozen_string_literal: true
+
+# ServiceAccount model
+class ServiceAccount < ApplicationRecord
+  UID_PREFIX = 'SI'
+
+  belongs_to :user, foreign_key: "owner_id", optional: true
+  has_many :api_keys, as: :key_holder_account, dependent: :destroy, class_name: 'APIKey'
+
+  validate :role_exists
+  validate :email_n_uid_uniqueness
+  validates :email, email: true, presence: true, uniqueness: true
+  validates :uid, presence: true, uniqueness: true
+
+  scope :active, -> { where(state: 'active') }
+
+  after_update :disable_api_keys
+  before_create :assign_state, if: -> { user.present? }
+  # System will assign user state only if there is no changes of state during update
+  before_update :assign_state, if: -> { user.present? && !state_changed? }
+  before_validation :assign_level, if: -> { user.present? }
+  before_validation :assign_uid
+  before_validation :assign_email
+
+  def active?
+    self.state == 'active'
+  end
+
+  def disable_api_keys
+    if state_previously_changed? && state == 'disabled'
+      api_keys.active.each do |key|
+        key.update(state: 'inactive')
+      end
+    end
+  end
+
+  def as_payload
+    as_json(only: %i[uid email role level state])
+  end
+
+  def role_exists
+    return if Permission.pluck(:role).include?(role)
+
+    errors.add(:role, 'doesnt_exist')
+  end
+
+  def email_n_uid_uniqueness
+    errors.add('email_or_uid', 'not_uniq') if User.find_by(email: email) || User.find_by(uid: uid)
+  end
+
+  private
+
+  def assign_email
+    return unless email.blank?
+
+    name, domain = user.email.split('@')
+    self.email = "#{name}+#{self.uid}@#{domain}"
+  end
+
+  def assign_uid
+    return unless uid.blank?
+
+    self.uid = UIDGenerator.generate(UID_PREFIX)
+  end
+
+  def assign_state
+    self.state = user.state
+  end
+
+  def update_state
+    !state_changed?
+  end
+
+  def assign_level
+    self.level = user.level
+  end
+end
+
+# == Schema Information
+# Schema version: 20210218135634
+#
+# Table name: service_accounts
+#
+#  id         :bigint           not null, primary key
+#  uid        :string(255)      not null
+#  owner_id   :bigint           unsigned
+#  email      :string(255)      not null
+#  role       :string(255)      default("service_account"), not null
+#  level      :integer          default(0), not null
+#  state      :string(255)      default("pending"), not null
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#