join guild -> accept invite, handle group dm invites

dialogs/joinguild.cpp

@@ -65,6 +65,8 @@ void JoinGuildDialog::CheckCode() {
                     m_info.set_text(invite->Guild->Name + " (" + std::to_string(*invite->MemberCount) + " members)");
                 else
                     m_info.set_text(invite->Guild->Name);
+            } else {
+                m_info.set_text("Group DM (" + std::to_string(*invite->MemberCount) + " members)");
             }
         } else {
             m_ok.set_sensitive(false);

discord/discord.cpp

@@ -1186,7 +1186,6 @@ void DiscordClient::HandleGatewayInviteCreate(const GatewayMessage &msg) {
     invite.Code = std::move(data.Code);
     invite.CreatedAt = std::move(data.CreatedAt);
     invite.Channel = *m_store.GetChannel(data.ChannelID);
-    invite.Guild = *m_store.GetGuild(*invite.Channel->GuildID);
     invite.Inviter = std::move(data.Inviter);
     invite.IsTemporary = std::move(data.IsTemporary);
     invite.MaxAge = std::move(data.MaxAge);
@@ -1194,6 +1193,8 @@ void DiscordClient::HandleGatewayInviteCreate(const GatewayMessage &msg) {
     invite.TargetUser = std::move(data.TargetUser);
     invite.TargetUserType = std::move(data.TargetUserType);
     invite.Uses = std::move(data.Uses);
+    if (data.GuildID.has_value())
+        invite.Guild = m_store.GetGuild(*data.GuildID);
     m_signal_invite_create.emit(invite);
 }
 

discord/invite.cpp

@@ -1,5 +1,16 @@
 #include "invite.hpp"
 
+void from_json(const nlohmann::json &j, InviteChannelData &m) {
+    JS_D("id", m.ID);
+    JS_D("type", m.Type);
+    JS_ON("name", m.Name);
+    if (j.contains("recipients") && j.at("recipients").is_null()) {
+        m.RecipientUsernames.emplace();
+        for (const auto &x : j.at("recipients"))
+            m.RecipientUsernames->push_back(x.at("username").get<std::string>());
+    }
+}
+
 void from_json(const nlohmann::json &j, InviteData &m) {
     JS_D("code", m.Code);
     JS_O("guild", m.Guild);
@@ -15,3 +26,14 @@ void from_json(const nlohmann::json &j, InviteData &m) {
     JS_O("temporary", m.IsTemporary);
     JS_O("created_at", m.CreatedAt);
 }
+
+InviteChannelData::InviteChannelData(const ChannelData &c) {
+    ID = c.ID;
+    Type = c.Type;
+    Name = c.Name;
+    if (Type == ChannelType::GROUP_DM) {
+        RecipientUsernames.emplace();
+        for (const auto &r : c.GetDMRecipients())
+            RecipientUsernames->push_back(r.Username);
+    }
+}

discord/invite.hpp

@@ -7,11 +7,25 @@ enum class ETargetUserType {
     STREAM = 1
 };
 
+class InviteChannelData {
+public:
+    InviteChannelData() = default;
+    InviteChannelData(const ChannelData &c);
+
+    Snowflake ID;
+    ChannelType Type;
+    std::optional<std::string> Name;
+    std::optional<std::vector<std::string>> RecipientUsernames;
+    // std::optional<??> Icon;
+
+    friend void from_json(const nlohmann::json &j, InviteChannelData &m);
+};
+
 class InviteData {
 public:
     std::string Code;
     std::optional<GuildData> Guild;
-    std::optional<ChannelData> Channel;
+    std::optional<InviteChannelData> Channel;
     std::optional<UserData> Inviter;
     std::optional<UserData> TargetUser;
     std::optional<ETargetUserType> TargetUserType;

windows/mainwindow.cpp

@@ -16,7 +16,7 @@ MainWindow::MainWindow()
     m_menu_discord_disconnect.set_label("Disconnect");
     m_menu_discord_disconnect.set_sensitive(false);
     m_menu_discord_set_token.set_label("Set Token");
-    m_menu_discord_join_guild.set_label("Join Guild");
+    m_menu_discord_join_guild.set_label("Accept Invite");
     m_menu_discord_join_guild.set_sensitive(false);
     m_menu_discord_set_status.set_label("Set Status");
     m_menu_discord_set_status.set_sensitive(false);