1 files changed, 57 insertions, 0 deletions
diff --git a/lib/lsg_irc/bourosama_plugin.ex b/lib/lsg_irc/bourosama_plugin.ex
new file mode 100644
index 0000000..7dde662
--- /dev/null
+++ b/lib/lsg_irc/bourosama_plugin.ex
@@ -0,0 +1,57 @@
+defmodule LSG.IRC.BoursoramaPlugin do
+
+  def irc_doc() do
+    """
+    # bourses
+
+    Un peu comme [finance](#finance), mais en un peu mieux, et un peu moins bien.
+
+    Source: [boursorama.com](https://boursorama.com)
+
+    * **!caca40** affiche l'état du cac40
+    """
+  end
+
+  def start_link() do
+    GenServer.start_link(__MODULE__, [])
+  end
+
+  @cac40_url "https://www.boursorama.com/bourse/actions/palmares/france/?france_filter%5Bmarket%5D=1rPCAC&france_filter%5Bsector%5D=&france_filter%5Bvariation%5D=50002&france_filter%5Bperiod%5D=1&france_filter%5Bfilter%5D="
+
+  def init(_) do
+    {:ok, _} = Registry.register(IRC.PubSub, "trigger:cac40", [])
+    {:ok, _} = Registry.register(IRC.PubSub, "trigger:caca40", [])
+    {:ok, nil}
+  end
+
+  def handle_info({:irc, :trigger, cac, m = %IRC.Message{trigger: %IRC.Trigger{type: :bang}}}, state) when cac in ["cac40", "caca40"] do
+    case HTTPoison.get(@cac40_url, [], []) do
+      {:ok, %HTTPoison.Response{status_code: 200, body: body}} ->
+        html = Floki.parse(body)
+        board = Floki.find(body, "div.c-tradingboard")
+
+        cac40 = Floki.find(board, ".c-tradingboard__main > .c-tradingboard__infos")
+        instrument = Floki.find(cac40, ".c-instrument")
+        last = Floki.find(instrument, "span[data-ist-last]")
+               |> Floki.text()
+               |> String.replace(" ", "")
+        variation = Floki.find(instrument, "span[data-ist-variation]")
+                    |> Floki.text()
+
+        sign = case variation do
+          "-"<>_ -> "▼"
+          "+" -> "▲"
+          _ -> ""
+        end
+
+        m.replyfun.("caca40: #{sign} #{variation} #{last}")
+
+      {:error, %HTTPoison.Response{status_code: code}} ->
+        m.replyfun.("caca40: erreur http #{code}")
+
+      _ ->
+        m.replyfun.("caca40: erreur http")
+    end
+  end
+
+end