add quick leads

lib/customer_service/projectors/quick_lead.ex

@@ -0,0 +1,67 @@
+defmodule CustomerService.Projectors.QuickLead do
+  use Commanded.Projections.Ecto,
+    application: CustomerService.CommandedApp,
+    repo: CustomerService.Repo,
+    name: "CustomerService.Projectors.QuickLead",
+    consistency: :strong
+
+  alias CustomerService.Events
+  alias CustomerService.Projections.QuickLead
+
+  project(%Events.QuickLeadCreated{} = event, fn multi ->
+    Ecto.Multi.insert(multi, :quick_lead, %QuickLead{
+      id: event.id,
+      name: event.name,
+      email: event.email,
+      phone: event.phone,
+      company_name: event.company_name,
+      status: to_string(event.status),
+      priority: to_string(event.priority),
+      source: to_string(event.source),
+      notes: event.notes,
+      assigned_to: event.assigned_to,
+      estimated_value: event.estimated_value,
+      expected_close_date: parse_date(event.expected_close_date),
+      status_history: [
+        %{
+          status: to_string(event.status),
+          updated_at: DateTime.utc_now(),
+          notes: "Lead created"
+        }
+      ]
+    })
+  end)
+
+  project(%Events.QuickLeadUpdated{} = event, _meta, fn multi ->
+    Ecto.Multi.update_all(multi, :quick_lead, from(q in QuickLead, where: q.id == ^event.id),
+      set: [
+        name: event.name,
+        email: event.email,
+        phone: event.phone,
+        company_name: event.company_name,
+        notes: event.notes,
+        assigned_to: event.assigned_to,
+        estimated_value: event.estimated_value,
+        expected_close_date: parse_date(event.expected_close_date)
+      ]
+    )
+  end)
+
+  project(%Events.LeadStatusUpdated{} = event, _meta, fn multi ->
+    Ecto.Multi.update_all(multi, :quick_lead, from(q in QuickLead, where: q.id == ^event.id),
+      set: [
+        status: to_string(event.status)
+      ]
+    )
+  end)
+
+  defp parse_date(nil), do: nil
+  defp parse_date(%Date{} = d), do: d
+
+  defp parse_date(str) when is_binary(str) do
+    case Date.from_iso8601(str) do
+      {:ok, d} -> d
+      _ -> nil
+    end
+  end
+end