feat: PDF report from transcription text and codes

lib/medicode/transcriptions.ex

@@ -102,6 +102,22 @@ defmodule Medicode.Transcriptions do
     Repo.get!(query, id)
   end
 
+  @doc """
+  Concatenates transcription chunks into a single text.
+
+  ## Examples
+
+      iex> get_text_from_transcription(%Transcription{})
+      "This is a transcription."
+  """
+  def get_text_from_transcription(transcription) do
+    TranscriptionChunk
+    |> where([c], c.transcription_id == ^transcription.id)
+    |> select([c], c.text)
+    |> Repo.all()
+    |> Enum.map_join(" ", & &1)
+  end
+
   @doc """
   Gets a single transcription chunk.
 

lib/medicode_web/components/transcription_report_component.ex

@@ -7,8 +7,16 @@ defmodule MedicodeWeb.Components.TranscriptionReportComponent do
 
   def render(assigns) do
     ~H"""
-    <h1>Transcription</h1>
-    <p style="font-size: 200%;">ID: <%= @transcription.id %></p>
+    <div style="padding: 1rem 2rem;">
+      <h1>Transcription</h1>
+      <p><%= @text %></p>
+      <div>
+        <div :for={code_vector <- @finalized_code_vectors}>
+          <h2><%= code_vector.code %></h2>
+          <p><%= code_vector.description %></p>
+        </div>
+      </div>
+    </div>
     """
   end
 end

lib/medicode_web/controllers/transcription_reports_controller.ex

@@ -5,8 +5,18 @@ defmodule MedicodeWeb.TranscriptionReportsController do
 
   def show(conn, _params) do
     transcription = Transcriptions.get_transcription!(conn.params["id"])
+    text = Transcriptions.get_text_from_transcription(transcription)
 
-    conn = assign(conn, :transcription, transcription)
+    finalized_codes =
+      transcription.id
+      |> Transcriptions.list_transcription_finalized_codes()
+      |> Enum.map(fn chunk_code_vector -> chunk_code_vector.code_vector end)
+
+    conn =
+      conn
+      |> assign(:transcription, transcription)
+      |> assign(:text, text)
+      |> assign(:finalized_code_vectors, finalized_codes)
 
     ### We will write this function later.
     {:ok, pdf} = to_pdf(conn.assigns)