Added database data structures for processing and validating database table updates

lib/sukaato/post.ex

@@ -0,0 +1,28 @@
+defmodule Sukaato.Post do
+  use Ecto.Schema
+  import Ecto.Changeset
+  # import Sukaato.CustomValidators
+
+  schema "posts" do
+    field :title, :string
+    field :cat, :string
+    field :abst, :string
+    field :slug, :string
+    field :content, :string
+    field :tags, {:array, :string}
+    field :ledit, :utc_datetime
+    field :auth_id, :id
+    field :rev_id, :id
+
+    timestamps(type: :utc_datetime)
+  end
+
+  @doc false
+  def changeset(post, attrs) do
+    post
+    |> cast(attrs, [:title, :abst, :slug, :content, :tags, :cat, :ledit])
+    |> validate_required([:title, :slug, :content, :cat, :ledit])
+    |> validate_format(:cat, ~r/^(\.(\w)+)+/)
+    |> unique_constraint(:title)
+  end
+end