Add enigmas table / private asset

.gitignore

@@ -35,6 +35,7 @@ erl_crash.dump
 *.js
 /release-*
 /node_modules
+scratchpad.*
 
 # Various env vars.
 .env

farmbot_core/lib/farmbot_core/asset/private/enigma.ex

@@ -0,0 +1,27 @@
+defmodule FarmbotCore.Asset.Private.Enigma do
+  @moduledoc """
+  An Enigma is essentially a merge conflict-
+  it represents data that has two conflicting
+  forms in two different systems (eg: API vs. Bot)
+  and requires human intervention to rectify.
+  """
+  alias FarmbotCore.Asset.Private.Enigma
+  use Ecto.Schema
+
+  @behaviour FarmbotCore.Asset.View
+
+  schema "enigmas" do
+    field(:priority, :integer)
+    field(:problem_tag, :string)
+    field(:created_at,  :utc_datetime)
+  end
+
+  @doc false
+  def render(%Enigma{} = data) do
+    %{
+      priority: data.priority,
+      problem_tag: data.problem_tag,
+      created_at: DateTime.to_unix(data.utc_datetime)
+    }
+  end
+end

farmbot_core/lib/farmbot_core/bot_state_ng.ex

@@ -21,6 +21,7 @@ defmodule FarmbotCore.BotStateNG do
     field(:process_info, {:map, {:string, :any}}, default: %{farmwares: %{}})
     field(:pins, {:map, {:integer, :map}}, default: %{})
     field(:jobs, {:map, {:string, :map}}, default: %{})
+    field(:enigmas, {:map, {:string, :map}}, default: %{})
   end
 
   def new do
@@ -101,4 +102,15 @@ defmodule FarmbotCore.BotStateNG do
 
     put_change(cs, :jobs, new_jobs)
   end
+
+  def set_enigma(state, %{uuid: uuid} = enigma) do
+    cs = changeset(state, %{})
+
+    new_enigmas =
+      cs
+      |> get_field(:enigmas)
+      |> Map.put(uuid, enigma)
+
+    put_change(cs, :enigmas, new_enigmas)
+  end
 end

farmbot_core/priv/asset/migrations/20190319162822_add_enigmas_table.exs

@@ -0,0 +1,12 @@
+defmodule FarmbotCore.Config.Repo.Migrations.AddEnigmasTable do
+  use Ecto.Migration
+
+  def change do
+    create table("enigmas", primary_key: false) do
+      add(:uuid, :binary_id, primary_key: true)
+      add(:problem_tag, :string)
+      add(:priority, :integer)
+      add(:created_at, :utc_datetime)
+    end
+  end
+end