Fix twitter (x) posts for v2 api

.github/workflows/ci.yml

@@ -24,8 +24,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        elixir: [1.14.1]
-        otp: [25.1.2]
+        elixir: [1.17.2]
+        otp: [27.0.1]
     steps:
     - uses: actions/checkout@v3
     - name: Set up Elixir
@@ -61,8 +61,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        elixir: [1.14.1]
-        otp: [25.1.2]
+        elixir: [1.17.2]
+        otp: [27.0.1]
     services:
       postgres:
         image: postgres:14
@@ -110,8 +110,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        elixir: [1.14.1]
-        otp: [25.1.2]
+        elixir: [1.17.2]
+        otp: [27.0.1]
     steps:
     - uses: actions/checkout@v3
     - name: Set up Elixir

.tool-versions

@@ -1,3 +1,3 @@
-elixir 1.14.1-otp-25
-erlang 25.1.2
+elixir 1.17.2-otp-27
+erlang 27.0.1
 nodejs 19.0.0

config/config.exs

@@ -108,11 +108,11 @@ config :tilex, Tilex.Auth.Guardian,
     "kty" => "oct"
   }
 
-config :extwitter, :oauth,
+config :tilex, Tilex.Notifications.Notifiers.Twitter,
   consumer_key: System.get_env("twitter_consumer_key"),
   consumer_secret: System.get_env("twitter_consumer_secret"),
-  access_token: System.get_env("twitter_access_token"),
-  access_token_secret: System.get_env("twitter_access_token_secret")
+  token: System.get_env("twitter_access_token"),
+  token_secret: System.get_env("twitter_access_token_secret")
 
 # Import environment specific config. This must remain at the bottom
 # of this file so it overrides the configuration defined above.

lib/tilex/notifications/notifiers/slack.ex

@@ -45,7 +45,7 @@ defmodule Tilex.Notifications.Notifiers.Slack do
   defp send_slack_message(message, http) do
     message = String.replace(message, "\"", "'")
     endpoint = slack_endpoint() |> String.to_charlist()
-    request = {endpoint, [], 'application/json', "{\"text\": \"#{message}\"}"}
+    request = {endpoint, [], ~c"application/json", "{\"text\": \"#{message}\"}"}
     http.request(:post, request, [], [])
   end
 

lib/tilex/notifications/notifiers/twitter.ex

@@ -1,8 +1,11 @@
 defmodule Tilex.Notifications.Notifiers.Twitter do
+  alias OAuther
   alias Tilex.Blog.Developer
 
   use Tilex.Notifications.Notifier
 
+  @tweets_url "https://api.x.com/2/tweets"
+
   def handle_post_created(post, developer, channel, url) do
     "#{post.title} #{url} via @#{Developer.twitter_handle(developer)} #til ##{channel.twitter_hashtag}"
     |> send_tweet
@@ -16,7 +19,28 @@ defmodule Tilex.Notifications.Notifiers.Twitter do
     :ok
   end
 
-  def send_tweet(text) do
-    ExTwitter.update(text)
+  def send_tweet(message) do
+    params = %{
+      "text" => message
+    }
+
+    headers =
+      oauth_headers("post", @tweets_url)
+
+    Req.post!(@tweets_url, headers: headers, json: params)
+  end
+
+  defp oauth_headers(method, url) do
+    {auth_header, _params} =
+      OAuther.sign(method, url, [], oauth_creds())
+      |> OAuther.header()
+
+    [auth_header]
+  end
+
+  def oauth_creds do
+    credentials = Application.get_env(:tilex, __MODULE__)
+
+    OAuther.credentials(credentials ++ [method: :hmac_sha1])
   end
 end

mix.exs

@@ -40,7 +40,6 @@ defmodule Tilex.Mixfile do
       {:earmark, "~> 1.4.4"},
       {:ecto_sql, "~> 3.6"},
       {:esbuild, "~> 0.4", runtime: Mix.env() == :dev},
-      {:extwitter, "~> 0.13"},
       {:floki, "~>0.34"},
       {:gettext, "~> 0.18"},
       {:guardian, "~> 2.0"},
@@ -59,6 +58,7 @@ defmodule Tilex.Mixfile do
       {:plug_cowboy, "~> 2.5"},
       {:postgrex, ">= 0.0.0"},
       {:swoosh, "~> 1.3"},
+      {:req, "~> 0.5.6"},
       {:telemetry_metrics, "~> 0.6"},
       {:telemetry_poller, "~> 1.0"},
       {:timex, "~> 3.1"},

test/controllers/stats_controller_test.exs

@@ -1,7 +1,7 @@
 defmodule Tilex.StatsControllerTest do
   use TilexWeb.ConnCase, async: true
 
-  test 'developer/2 redirects to stats index when unauthenticated', %{conn: conn} do
+  test "developer/2 redirects to stats index when unauthenticated", %{conn: conn} do
     response = get(conn, Routes.stats_path(conn, :developer))
     assert html_response(response, 302)
   end

test/features/developer_signs_out_test.exs

@@ -1,7 +1,7 @@
 defmodule Features.DeveloperSignsOutTest do
   use Tilex.IntegrationCase, async: true
 
-  test 'signs out and sees a flash message', %{:session => session} do
+  test "signs out and sees a flash message", %{:session => session} do
     developer = Factory.insert!(:developer)
 
     session

test/lib/tilex/notifications/notifications_test.exs

@@ -7,22 +7,22 @@ defmodule Tilex.NotificationsTest do
     %{
       time_zone: "America/Chicago",
       input: ~N[2021-09-20 08:59:59.999],
-      expected: ~N[2021-09-20 09:00:00.000]
+      expected: ~N[2021-09-20 09:00:00.000000]
     },
     %{
       time_zone: "America/Chicago",
       input: ~N[2021-09-20 09:00:00.000],
-      expected: ~N[2021-09-27 09:00:00.000]
+      expected: ~N[2021-09-27 09:00:00.000000]
     },
     %{
       time_zone: "Europe/Paris",
       input: ~N[2021-09-20 08:59:59.999],
-      expected: ~N[2021-09-20 09:00:00.000]
+      expected: ~N[2021-09-20 09:00:00.000000]
     },
     %{
       time_zone: "Europe/Paris",
       input: ~N[2021-09-20 09:00:00.000],
-      expected: ~N[2021-09-27 09:00:00.000]
+      expected: ~N[2021-09-27 09:00:00.000000]
     }
   ]
 

test/support/pages/create_post_page.ex

@@ -32,7 +32,7 @@ defmodule Tilex.Integration.Pages.CreatePostPage do
 
   def click_cancel(session) do
     session
-    |> click(Query.link('cancel'))
+    |> click(Query.link("cancel"))
   end
 
   def expect_form_has_error(session, error_text) do

test/tilex/notifications/notifiers/slack_test.exs

@@ -9,7 +9,7 @@ defmodule Tilex.Notifications.Notifiers.SlackTest do
   defmodule HTTPMock do
     def request(
           :post,
-          {'https://slack.test.com/abc/123', [], 'application/json', payload},
+          {~c"https://slack.test.com/abc/123", [], ~c"application/json", payload},
           [],
           []
         ) do