Added analyze_document sample code in Elixir

elixir/sample_mix.exs

@@ -0,0 +1,26 @@
+defmodule Elixir.MixProject do
+  use Mix.Project
+
+  def project do
+    [
+      app: :elixir,
+      version: "0.1.0",
+      elixir: "~> 1.12",
+      compilers: Mix.compilers(),
+      start_permanent: Mix.env() == :prod,
+      deps: deps()
+    ]
+  end
+
+  # ...
+
+  def deps do
+    [
+      # TODO: Add this into your project and check the latest version from: https://hexdocs.pm/aws/readme.html#installation
+      {:aws, "~> 0.13.0"},
+      {:hackney, "~> 1.18"}
+    ]
+  end
+
+  # ...
+end

elixir/services/textract.ex

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+defmodule Elixir.Textract do
+  @moduledoc """
+  A sample code example in Elixir.
+  """
+
+  @doc """
+  Analyze document.
+  > Copy this function into your Elixir project and copy the `deps/0` in `mix_sample.exs` into your `mix.exs`.
+
+  ## Examples
+      # Run this to try out `analyze_document/3`/`analyze_document/4`
+      YourProject.Textract.analyze_document("access_key", "secret_key", "region", "path")
+
+  > More explanations here: https://docs.aws.amazon.com/textract/latest/dg/how-it-works-analyzing.html
+
+  Example provided by @enkr1 | [email protected]
+
+  """
+  def analyze_document(access_key, secret_key, region, png_path \\ "/path/to/png") do
+    case AWS.Client.create(access_key, secret_key, region)
+         |> AWS.Textract.analyze_document(%{
+           "Document" => %{"Bytes" => png_path |> File.read!() |> Base.encode64()},
+           "FeatureTypes" => ["TABLES", "FORMS"]
+         }) do
+      {
+        :ok,
+        %{
+          "AnalyzeDocumentModelVersion" => _,
+          "Blocks" => blocks,
+          "DocumentMetadata" => _
+        } = _result_map,
+        response = _map_with_encoded_body_str
+      } ->
+        # ...
+        response |> IO.inspect(label: "response")
+
+      {:error, {_key, %{body: reason}} = reason_tupple} ->
+        # ...
+        reason_tupple |> IO.inspect(label: "reason_tupple")
+        {:error, reason}
+
+      edge_case ->
+        edge_case |> IO.inspect(label: "edge_case")
+        {:error, "Something went wrong when extracting the file ..."}
+    end
+  end
+end