Send member_added message after invite

This is required for chobby to know who's in the party since there is no
`GET party` as in the web client

lib/teiserver/account/servers/party_server.ex

@@ -64,7 +64,8 @@ defmodule Teiserver.Account.PartyServer do
             %{
               channel: "teiserver_client_messages:#{userid}",
               event: :party_invite,
-              party_id: party.id
+              party_id: party.id,
+              members: party.members
             }
           )
 

lib/teiserver/protocols/spring/spring_party_in.ex

@@ -118,8 +118,14 @@ defmodule Teiserver.Protocols.Spring.PartyIn do
     state
   end
 
-  def handle_event(%{event: :party_invite, party_id: party_id}, state) do
+  def handle_event(%{event: :party_invite, party_id: party_id, members: members}, state) do
     SpringOut.reply(:party, :invited_to_party, party_id, message_id(), state)
+
+    # the web interface uses a list of parties to get the content. But with
+    # chobby and spring, we need to let the client know about the members
+    for uid <- members, username <- [Account.get_username_by_id(uid)], not is_nil(username) do
+      SpringOut.reply(:party, :member_added, {party_id, username}, message_id(), state)
+    end
   end
 
   def handle_event(%{event: :added_to_party, party_id: party_id}, state) do

test/teiserver/protocols/spring/spring_party_test.exs

@@ -36,12 +36,14 @@ defmodule Teiserver.Protocols.Spring.SpringPartyTest do
       {:ok, socket1: socket1, user1: user1, socket2: socket2, user2: user2}
     end
 
-    test "online player", %{socket1: sock1, socket2: sock2, user2: user2} do
+    test "online player", %{socket1: sock1, socket2: sock2, user2: user2} = ctx do
       party_id = create_party!(sock1)
       invite_to_party!(sock1, party_id, user2.name)
 
-      assert {"s.party.invited_to_party", [^party_id, _], _} =
-               _recv_until(sock2) |> parse_in_message()
+      [ok, joined] = _recv_until(sock2) |> parse_in_messages()
+      assert {"s.party.invited_to_party", [^party_id, _], _} = ok
+      assert {"s.party.joined_party", [^party_id, username1], _} = joined
+      assert username1 == ctx.user1.name
     end
 
     test "invalid player", %{socket1: sock1} do
@@ -72,9 +74,9 @@ defmodule Teiserver.Protocols.Spring.SpringPartyTest do
 
       party_id = create_party!(socket1)
       invite_to_party!(socket1, party_id, user2.name)
-
-      assert {"s.party.invited_to_party", [^party_id, _], _} =
-               _recv_until(socket2) |> parse_in_message()
+      # absorb the message and the "added_to_party" message. Assume this
+      # works as it is tested in another test
+      _recv_until(socket2)
 
       {:ok, socket1: socket1, user1: user1, socket2: socket2, user2: user2, party_id: party_id}
     end
@@ -117,9 +119,9 @@ defmodule Teiserver.Protocols.Spring.SpringPartyTest do
 
       party_id = create_party!(socket1)
       invite_to_party!(socket1, party_id, user2.name)
-
-      assert {"s.party.invited_to_party", [^party_id, _], _} =
-               _recv_until(socket2) |> parse_in_message()
+      # absorb the message and the "added_to_party" message. Assume this
+      # works as it is tested in another test
+      _recv_until(socket2)
 
       accept_invite!(socket2, party_id)