metrics sent to discord via CRON job

lib/metrics/message.ex

@@ -0,0 +1,44 @@
+defmodule PlantIdDiscordBot.Metrics.Message do
+  @webhook_url Application.compile_env(:plantid_discord_bot, :metrics_webhook_url)
+
+  def start() do
+    PlantIdDiscordBot.Metrics.get_all()
+    |> format_message()
+    |> send_message()
+  end
+
+  def format_message(data) do
+    embeds =
+      Enum.map(data, fn {guild_id, metrics} ->
+        first_request_at =
+          DateTime.truncate(metrics.first_request_at, :second)
+          |> DateTime.to_string()
+
+        last_request_at =
+          DateTime.truncate(metrics.last_request_at, :second)
+          |> DateTime.to_string()
+
+        %{
+          title: metrics.guild_name,
+          fields: [
+            %{name: "Guild ID", value: guild_id, inline: true},
+            %{name: "First Request At", value: first_request_at, inline: true},
+            %{name: "Last Request At", value: last_request_at, inline: true},
+            %{name: "Total Requests", value: metrics.total_requests, inline: true}
+          ]
+        }
+      end)
+
+    %{embeds: embeds}
+  end
+
+  def send_message(data) do
+    body = Jason.encode!(data)
+
+    headers = [
+      {"Content-Type", "application/json"}
+    ]
+
+    HTTPoison.post!(@webhook_url, body, headers)
+  end
+end