server - add hidden fields to thread/reply

lib/myapp/data/reply.ex

@@ -12,6 +12,7 @@ defmodule MyApp.Data.Reply do
     field :content, :string
     field :edited, :boolean, default: false
     field :quote_id, :integer
+    field :hidden, :boolean, default: false
     has_one :user, Data.User, foreign_key: :id, references: :user_id
     timestamps(type: :utc_datetime)
   end
@@ -54,7 +55,7 @@ defmodule MyApp.Data.Reply do
     end
   end
 
-  @spec user_update(map) :: {:ok, map} | {:error, map}
+  @spec user_update(map) :: {:ok, String.t} | {:error, String.t}
   def user_update(params) do
     id = Map.get(params, "id")
     user_id = Map.get(params, "user_id")

lib/myapp/data/thread.ex

@@ -16,6 +16,7 @@ defmodule MyApp.Data.Thread do
     field :locked, :boolean, default: false
     field :edited, :boolean, default: false
     field :reply_count, :integer, default: 0
+    field :hidden, :boolean, default: false
     has_many :replies, Data.Reply
     has_one :user, Data.User, foreign_key: :id, references: :user_id
     has_one :last_reply, Data.User, foreign_key: :id, references: :last_reply_id

priv/repo/migrations/20180123041244_reply_add_hidden_field.exs

@@ -0,0 +1,22 @@
+defmodule MyApp.Repo.Migrations.ReplyAddHiddenField do
+  use Ecto.Migration
+  import Ecto.Query
+
+  def up do
+    alter table(:reply) do
+      add :hidden, :boolean
+    end
+
+    flush() 
+
+    from(r in "reply",
+      update: [set: [hidden: false]])
+    |> MyApp.Repo.update_all([])
+  end
+
+  def down do
+    alter table(:reply) do
+      remove :hidden
+    end
+  end
+end

priv/repo/migrations/20180123042453_thread_add_hidden_field.exs

@@ -0,0 +1,22 @@
+defmodule MyApp.Repo.Migrations.ThreadAddHiddenField do
+  use Ecto.Migration
+  import Ecto.Query
+
+  def up do
+    alter table(:thread) do
+      add :hidden, :boolean
+    end
+
+    flush() 
+
+    from(r in "thread",
+      update: [set: [hidden: false]])
+    |> MyApp.Repo.update_all([])
+  end
+
+  def down do
+    alter table(:thread) do
+      remove :hidden
+    end
+  end
+end