feat(ash): member and properties

priv/repo/migrations/20250514151922_initial_migration.exs

@@ -0,0 +1,72 @@
+defmodule Mv.Repo.Migrations.InitialMigration do
+  @moduledoc """
+  Updates resources based on their most recent snapshots.
+
+  This file was autogenerated with `mix ash_postgres.generate_migrations`
+  """
+
+  use Ecto.Migration
+
+  def up do
+    create table(:property_types, primary_key: false) do
+      add :id, :uuid, null: false, default: fragment("gen_random_uuid()"), primary_key: true
+      add :name, :text, null: false
+      add :type, :text, null: false
+      add :description, :text
+      add :immutable, :boolean, null: false, default: false
+      add :required, :boolean, null: false, default: false
+    end
+
+    create unique_index(:property_types, [:name], name: "property_types_unique_name_index")
+
+    create table(:properties, primary_key: false) do
+      add :id, :uuid, null: false, default: fragment("gen_random_uuid()"), primary_key: true
+      add :value, :text
+      add :member_id, :uuid
+      add :property_type_id, :uuid
+    end
+
+    create table(:members, primary_key: false) do
+      add :id, :uuid, null: false, default: fragment("uuid_generate_v7()"), primary_key: true
+    end
+
+    alter table(:properties) do
+      modify :member_id,
+             references(:members,
+               column: :id,
+               name: "properties_member_id_fkey",
+               type: :uuid,
+               prefix: "public"
+             )
+
+      modify :property_type_id,
+             references(:property_types,
+               column: :id,
+               name: "properties_property_type_id_fkey",
+               type: :uuid,
+               prefix: "public"
+             )
+    end
+  end
+
+  def down do
+    drop constraint(:properties, "properties_member_id_fkey")
+
+    drop constraint(:properties, "properties_property_type_id_fkey")
+
+    alter table(:properties) do
+      modify :property_type_id, :uuid
+      modify :member_id, :uuid
+    end
+
+    drop table(:members)
+
+    drop table(:properties)
+
+    drop_if_exists unique_index(:property_types, [:name],
+                     name: "property_types_unique_name_index"
+                   )
+
+    drop table(:property_types)
+  end
+end

priv/repo/seeds.exs

@@ -9,3 +9,31 @@
 #
 # We recommend using the bang functions (`insert!`, `update!`
 # and so on) as they will fail if something goes wrong.
+
+alias Mv.Membership
+
+for attrs <- [
+      %{
+        name: "Vorname",
+        type: "string",
+        description: "Vorname des Mitglieds",
+        immutable: true,
+        required: true
+      },
+      %{
+        name: "Email",
+        type: "string",
+        description: "Email-Adresse des Mitglieds",
+        immutable: true,
+        required: true
+      }
+    ] do
+  # upsert?: true sorgt dafür, dass bei bestehendem Namen kein Fehler, 
+  # sondern ein Update (hier effektiv No-Op) ausgeführt wird
+  {:ok, _} =
+    Membership.create_property_type(
+      attrs,
+      upsert?: true,
+      upsert_identity: :unique_name
+    )
+end