init commit

lib/workload_service/aggregates/task_id.ex

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+defmodule WorkloadService.Aggregates.TaskId do
+  @moduledoc """
+  Task identifier with org_id, type and task_id.
+  ID format: "org_id:type:task_id" (e.g., "test:quote:uuid")
+  """
+
+  @derive Jason.Encoder
+  defstruct [:org_id, :type, :task_id]
+
+  def new(org_id, type, task_id) when type in ["quote", "solicitation"] do
+    %__MODULE__{
+      org_id: org_id,
+      type: type,
+      task_id: task_id
+    }
+  end
+
+  def parse(string) when is_binary(string) do
+    case String.split(string, ":", parts: 3) do
+      [org_id, type, task_id] when type in ["quote", "solicitation"] ->
+        {:ok, new(org_id, type, task_id)}
+
+      _ ->
+        {:error, :invalid_task_id}
+    end
+  end
+
+  def parse!(string) do
+    case parse(string) do
+      {:ok, id} -> id
+      {:error, reason} -> raise ArgumentError, "invalid task id #{inspect(string)}: #{reason}"
+    end
+  end
+
+  defimpl String.Chars do
+    def to_string(%WorkloadService.Aggregates.TaskId{
+          org_id: org_id,
+          type: type,
+          task_id: task_id
+        }) do
+      "#{org_id}:#{type}:#{task_id}"
+    end
+  end
+
+  defimpl Commanded.Serialization.JsonDecoder do
+    def decode(id), do: id
+  end
+end