Added Ecto, Cassandra and Auctions repo

2026-07-15 22:21:33 +03:00
parent 94d601a458
commit 06e86abf33
11 changed files with 83 additions and 49 deletions
@@ -0,0 +1,18 @@
+defmodule Auction do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  schema "auctions" do
+    field :gid, :string, primary_key: true
+    field :author_gid, :string
+    field :starting_price, :decimal
+  end
+
+  def changeset(auction, params \\ %{}) do
+    auction
+    |> cast(params, [:gid, :author_gid, :starting_price])
+    |> validate_required([:gid, :author_gid, :starting_price])
+    |> validate_number(:starting_price, greater_than_or_equal_to: 0)
+    |> unique_constraint([:gid])
+  end
+end