From 4e69b87d2565814aa4e110e0395e3fabf188e143 Mon Sep 17 00:00:00 2001
From: Jon Carstens <jjcarstens@me.com>
Date: Wed, 15 Nov 2023 06:20:23 -0700
Subject: [PATCH] Initial start for handling mix dep errors

---
 lib/next_ls.ex         | 16 ++++++++++++++++
 lib/next_ls/runtime.ex |  9 +++++++++
 2 files changed, 25 insertions(+)

diff --git a/lib/next_ls.ex b/lib/next_ls.ex
index 7ba9440d..c4a82d2a 100644
--- a/lib/next_ls.ex
+++ b/lib/next_ls.ex
@@ -675,6 +675,22 @@ defmodule NextLS do
                  send(parent, msg)
                else
                  Progress.stop(lsp, token)
+
+                 if status == {:error, :deps},
+                   do:
+                     GenLSP.request(lsp, %GenLSP.Requests.WindowShowMessageRequest{
+                       id: System.unique_integer([:positive]),
+                       params: %GenLSP.Structures.ShowMessageRequestParams{
+                         type: GenLSP.Enumerations.MessageType.error(),
+                         message:
+                           "The NextLS runtime failed with errors on dependencies. Would you like to re-fetch them?",
+                         actions: [
+                           %GenLSP.Structures.MessageActionItem{title: "yes"},
+                           %GenLSP.Structures.MessageActionItem{title: "no"}
+                         ]
+                       }
+                     })
+
                  GenLSP.error(lsp, "[NextLS] Runtime for folder #{name} failed to initialize")
                end
              end,
diff --git a/lib/next_ls/runtime.ex b/lib/next_ls/runtime.ex
index 6196c250..710dc69b 100644
--- a/lib/next_ls/runtime.ex
+++ b/lib/next_ls/runtime.ex
@@ -311,6 +311,15 @@ defmodule NextLS.Runtime do
     {:stop, {:shutdown, :nodedown}, state}
   end
 
+  def handle_info(
+        {port, {:data, "** (Mix) Can't continue due to errors on dependencies" <> _ = data}},
+        %{port: port} = state
+      ) do
+    NextLS.Logger.log(state.logger, data)
+    state.on_initialized.({:error, :deps})
+    {:noreply, state}
+  end
+
   def handle_info({port, {:data, data}}, %{port: port} = state) do
     NextLS.Logger.log(state.logger, data)
     {:noreply, state}