51 lines
1.2 KiB
Elixir
51 lines
1.2 KiB
Elixir
defmodule Mv.Membership.Property do
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use Ash.Resource,
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domain: Mv.Membership,
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data_layer: AshPostgres.DataLayer
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postgres do
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table "properties"
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repo Mv.Repo
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references do
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reference :member, on_delete: :delete
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end
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end
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actions do
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defaults [:create, :read, :update, :destroy]
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default_accept [:value, :member_id, :property_type_id]
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end
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attributes do
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uuid_primary_key :id
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attribute :value, :union,
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constraints: [
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storage: :type_and_value,
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types: [
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boolean: [type: :boolean],
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date: [type: :date],
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integer: [type: :integer],
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string: [type: :string],
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email: [type: Mv.Membership.Email]
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]
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]
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end
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relationships do
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belongs_to :member, Mv.Membership.Member
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belongs_to :property_type, Mv.Membership.PropertyType
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end
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calculations do
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calculate :value_to_string, :string, expr(value[:value] <> "")
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end
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# Ensure a member can only have one property per property type
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# For example: A member can have only one "email" property, one "phone" property, etc.
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identities do
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identity :unique_property_per_member, [:member_id, :property_type_id]
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end
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end
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