Preliminary work to change from DiscordRPC to Discord GameSDK

libs/discordGameSDK/examples/c/main.c

@@ -0,0 +1,155 @@
+#include <stdint.h>
+#include <stdio.h>
+#include <assert.h>
+#include "discord_game_sdk.h"
+#ifdef _WIN32
+#include <Windows.h>
+#else
+#include <unistd.h>
+#include <string.h>
+#endif
+
+#define DISCORD_REQUIRE(x) assert(x == DiscordResult_Ok)
+
+struct Application {
+    struct IDiscordCore* core;
+    struct IDiscordUserManager* users;
+    struct IDiscordAchievementManager* achievements;
+    struct IDiscordActivityManager* activities;
+    struct IDiscordRelationshipManager* relationships;
+    struct IDiscordApplicationManager* application;
+    struct IDiscordLobbyManager* lobbies;
+    DiscordUserId user_id;
+};
+
+void UpdateActivityCallback(void* data, enum EDiscordResult result)
+{
+    DISCORD_REQUIRE(result);
+}
+
+int RelationshipPassFilter(void* data, struct DiscordRelationship* relationship)
+{
+    return (relationship->type == DiscordRelationshipType_Friend);
+}
+
+int RelationshipSnowflakeFilter(void* data, struct DiscordRelationship* relationship)
+{
+    struct Application* app = (struct Application*)data;
+
+    return (relationship->type == DiscordRelationshipType_Friend &&
+            relationship->user.id < app->user_id);
+}
+
+void OnRelationshipsRefresh(void* data)
+{
+    struct Application* app = (struct Application*)data;
+    struct IDiscordRelationshipManager* module = app->relationships;
+
+    module->filter(module, app, RelationshipPassFilter);
+
+    int32_t unfiltered_count = 0;
+    DISCORD_REQUIRE(module->count(module, &unfiltered_count));
+
+    module->filter(module, app, RelationshipSnowflakeFilter);
+
+    int32_t filtered_count = 0;
+    DISCORD_REQUIRE(module->count(module, &filtered_count));
+
+    printf("=== Cool Friends ===\n");
+    for (int32_t i = 0; i < filtered_count; i += 1) {
+        struct DiscordRelationship relationship;
+        DISCORD_REQUIRE(module->get_at(module, i, &relationship));
+
+        printf("%lld %s#%s\n",
+               relationship.user.id,
+               relationship.user.username,
+               relationship.user.discriminator);
+    }
+    printf("(%d friends less cool than you omitted)\n", unfiltered_count - filtered_count);
+
+    struct DiscordActivity activity;
+    memset(&activity, 0, sizeof(activity));
+    sprintf(activity.details, "Cooler than %d friends", unfiltered_count - filtered_count);
+    sprintf(activity.state, "%d friends total", unfiltered_count);
+
+    app->activities->update_activity(app->activities, &activity, app, UpdateActivityCallback);
+}
+
+void OnUserUpdated(void* data)
+{
+    struct Application* app = (struct Application*)data;
+    struct DiscordUser user;
+    app->users->get_current_user(app->users, &user);
+    app->user_id = user.id;
+}
+
+void OnOAuth2Token(void* data, enum EDiscordResult result, struct DiscordOAuth2Token* token)
+{
+    if (result == DiscordResult_Ok) {
+        printf("OAuth2 token: %s\n", token->access_token);
+    }
+    else {
+        printf("GetOAuth2Token failed with %d\n", (int)result);
+    }
+}
+
+void OnLobbyConnect(void* data, enum EDiscordResult result, struct DiscordLobby* lobby)
+{
+    printf("LobbyConnect returned %d\n", (int)result);
+}
+
+int main(int argc, char** argv)
+{
+    struct Application app;
+    memset(&app, 0, sizeof(app));
+
+    struct IDiscordUserEvents users_events;
+    memset(&users_events, 0, sizeof(users_events));
+    users_events.on_current_user_update = OnUserUpdated;
+
+    struct IDiscordActivityEvents activities_events;
+    memset(&activities_events, 0, sizeof(activities_events));
+
+    struct IDiscordRelationshipEvents relationships_events;
+    memset(&relationships_events, 0, sizeof(relationships_events));
+    relationships_events.on_refresh = OnRelationshipsRefresh;
+
+    struct DiscordCreateParams params;
+    DiscordCreateParamsSetDefault(&params);
+    params.client_id = 418559331265675294;
+    params.flags = DiscordCreateFlags_Default;
+    params.event_data = &app;
+    params.activity_events = &activities_events;
+    params.relationship_events = &relationships_events;
+    params.user_events = &users_events;
+    DISCORD_REQUIRE(DiscordCreate(DISCORD_VERSION, &params, &app.core));
+
+    app.users = app.core->get_user_manager(app.core);
+    app.achievements = app.core->get_achievement_manager(app.core);
+    app.activities = app.core->get_activity_manager(app.core);
+    app.application = app.core->get_application_manager(app.core);
+    app.lobbies = app.core->get_lobby_manager(app.core);
+
+    app.lobbies->connect_lobby_with_activity_secret(
+      app.lobbies, "invalid_secret", &app, OnLobbyConnect);
+
+    app.application->get_oauth2_token(app.application, &app, OnOAuth2Token);
+
+    DiscordBranch branch;
+    app.application->get_current_branch(app.application, &branch);
+    printf("Current branch %s\n", branch);
+
+    app.relationships = app.core->get_relationship_manager(app.core);
+
+    for (;;) {
+        DISCORD_REQUIRE(app.core->run_callbacks(app.core));
+
+#ifdef _WIN32
+        Sleep(16);
+#else
+        usleep(16 * 1000);
+#endif
+    }
+
+    return 0;
+}

libs/discordGameSDK/examples/cpp/main.cpp

@@ -0,0 +1,297 @@
+#define _CRT_SECURE_NO_WARNINGS
+
+#include <array>
+#include <cassert>
+#include <csignal>
+#include <cstdio>
+#include <cstdlib>
+#include <iostream>
+#include <thread>
+#include <vector>
+
+#include "discord.h"
+
+#if defined(_WIN32)
+#pragma pack(push, 1)
+struct BitmapImageHeader {
+    uint32_t const structSize{sizeof(BitmapImageHeader)};
+    int32_t width{0};
+    int32_t height{0};
+    uint16_t const planes{1};
+    uint16_t const bpp{32};
+    uint32_t const pad0{0};
+    uint32_t const pad1{0};
+    uint32_t const hres{2835};
+    uint32_t const vres{2835};
+    uint32_t const pad4{0};
+    uint32_t const pad5{0};
+
+    BitmapImageHeader& operator=(BitmapImageHeader const&) = delete;
+};
+
+struct BitmapFileHeader {
+    uint8_t const magic0{'B'};
+    uint8_t const magic1{'M'};
+    uint32_t size{0};
+    uint32_t const pad{0};
+    uint32_t const offset{sizeof(BitmapFileHeader) + sizeof(BitmapImageHeader)};
+
+    BitmapFileHeader& operator=(BitmapFileHeader const&) = delete;
+};
+#pragma pack(pop)
+#endif
+
+struct DiscordState {
+    discord::User currentUser;
+
+    std::unique_ptr<discord::Core> core;
+};
+
+namespace {
+volatile bool interrupted{false};
+}
+
+int main(int, char**)
+{
+    DiscordState state{};
+
+    discord::Core* core{};
+    auto result = discord::Core::Create(310270644849737729, DiscordCreateFlags_Default, &core);
+    state.core.reset(core);
+    if (!state.core) {
+        std::cout << "Failed to instantiate discord core! (err " << static_cast<int>(result)
+                  << ")\n";
+        std::exit(-1);
+    }
+
+    state.core->SetLogHook(
+      discord::LogLevel::Debug, [](discord::LogLevel level, const char* message) {
+          std::cerr << "Log(" << static_cast<uint32_t>(level) << "): " << message << "\n";
+      });
+
+    core->UserManager().OnCurrentUserUpdate.Connect([&state]() {
+        state.core->UserManager().GetCurrentUser(&state.currentUser);
+
+        std::cout << "Current user updated: " << state.currentUser.GetUsername() << "#"
+                  << state.currentUser.GetDiscriminator() << "\n";
+
+        state.core->UserManager().GetUser(130050050968518656,
+                                          [](discord::Result result, discord::User const& user) {
+                                              if (result == discord::Result::Ok) {
+                                                  std::cout << "Get " << user.GetUsername() << "\n";
+                                              }
+                                              else {
+                                                  std::cout << "Failed to get David!\n";
+                                              }
+                                          });
+
+        discord::ImageHandle handle{};
+        handle.SetId(state.currentUser.GetId());
+        handle.SetType(discord::ImageType::User);
+        handle.SetSize(256);
+
+        state.core->ImageManager().Fetch(
+          handle, true, [&state](discord::Result res, discord::ImageHandle handle) {
+              if (res == discord::Result::Ok) {
+                  discord::ImageDimensions dims{};
+                  state.core->ImageManager().GetDimensions(handle, &dims);
+                  std::cout << "Fetched " << dims.GetWidth() << "x" << dims.GetHeight()
+                            << " avatar!\n";
+
+                  std::vector<uint8_t> data;
+                  data.reserve(dims.GetWidth() * dims.GetHeight() * 4);
+                  uint8_t* d = data.data();
+                  state.core->ImageManager().GetData(handle, d, data.size());
+
+#if defined(_WIN32)
+                  auto fileSize =
+                    data.size() + sizeof(BitmapImageHeader) + sizeof(BitmapFileHeader);
+
+                  BitmapImageHeader imageHeader;
+                  imageHeader.width = static_cast<int32_t>(dims.GetWidth());
+                  imageHeader.height = static_cast<int32_t>(dims.GetHeight());
+
+                  BitmapFileHeader fileHeader;
+                  fileHeader.size = static_cast<uint32_t>(fileSize);
+
+                  FILE* fp = fopen("avatar.bmp", "wb");
+                  fwrite(&fileHeader, sizeof(BitmapFileHeader), 1, fp);
+                  fwrite(&imageHeader, sizeof(BitmapImageHeader), 1, fp);
+
+                  for (auto y = 0u; y < dims.GetHeight(); ++y) {
+                      auto pixels = reinterpret_cast<uint32_t const*>(data.data());
+                      auto invY = dims.GetHeight() - y - 1;
+                      fwrite(
+                        &pixels[invY * dims.GetWidth()], sizeof(uint32_t) * dims.GetWidth(), 1, fp);
+                  }
+
+                  fflush(fp);
+                  fclose(fp);
+#endif
+              }
+              else {
+                  std::cout << "Failed fetching avatar. (err " << static_cast<int>(res) << ")\n";
+              }
+          });
+    });
+
+    state.core->ActivityManager().RegisterCommand("run/command/foo/bar/baz/here.exe");
+    state.core->ActivityManager().RegisterSteam(123123321);
+
+    state.core->ActivityManager().OnActivityJoin.Connect(
+      [](const char* secret) { std::cout << "Join " << secret << "\n"; });
+    state.core->ActivityManager().OnActivitySpectate.Connect(
+      [](const char* secret) { std::cout << "Spectate " << secret << "\n"; });
+    state.core->ActivityManager().OnActivityJoinRequest.Connect([](discord::User const& user) {
+        std::cout << "Join Request " << user.GetUsername() << "\n";
+    });
+    state.core->ActivityManager().OnActivityInvite.Connect(
+      [](discord::ActivityActionType, discord::User const& user, discord::Activity const&) {
+          std::cout << "Invite " << user.GetUsername() << "\n";
+      });
+
+    state.core->LobbyManager().OnLobbyUpdate.Connect(
+      [](std::int64_t lobbyId) { std::cout << "Lobby update " << lobbyId << "\n"; });
+
+    state.core->LobbyManager().OnLobbyDelete.Connect(
+      [](std::int64_t lobbyId, std::uint32_t reason) {
+          std::cout << "Lobby delete " << lobbyId << " (reason: " << reason << ")\n";
+      });
+
+    state.core->LobbyManager().OnMemberConnect.Connect(
+      [](std::int64_t lobbyId, std::int64_t userId) {
+          std::cout << "Lobby member connect " << lobbyId << " userId " << userId << "\n";
+      });
+
+    state.core->LobbyManager().OnMemberUpdate.Connect(
+      [](std::int64_t lobbyId, std::int64_t userId) {
+          std::cout << "Lobby member update " << lobbyId << " userId " << userId << "\n";
+      });
+
+    state.core->LobbyManager().OnMemberDisconnect.Connect(
+      [](std::int64_t lobbyId, std::int64_t userId) {
+          std::cout << "Lobby member disconnect " << lobbyId << " userId " << userId << "\n";
+      });
+
+    state.core->LobbyManager().OnLobbyMessage.Connect([&](std::int64_t lobbyId,
+                                                          std::int64_t userId,
+                                                          std::uint8_t* payload,
+                                                          std::uint32_t payloadLength) {
+        std::vector<uint8_t> buffer{};
+        buffer.resize(payloadLength);
+        memcpy(buffer.data(), payload, payloadLength);
+        std::cout << "Lobby message " << lobbyId << " from " << userId << " of length "
+                  << payloadLength << " bytes.\n";
+
+        char fourtyNinetySix[4096];
+        state.core->LobbyManager().GetLobbyMetadataValue(lobbyId, "foo", fourtyNinetySix);
+
+        std::cout << "Metadata for key foo is " << fourtyNinetySix << "\n";
+    });
+
+    state.core->LobbyManager().OnSpeaking.Connect(
+      [&](std::int64_t, std::int64_t userId, bool speaking) {
+          std::cout << "User " << userId << " is " << (speaking ? "" : "NOT ") << "speaking.\n";
+      });
+
+    discord::Activity activity{};
+    activity.SetDetails("Fruit Tarts");
+    activity.SetState("Pop Snacks");
+    activity.GetAssets().SetSmallImage("the");
+    activity.GetAssets().SetSmallText("i mage");
+    activity.GetAssets().SetLargeImage("the");
+    activity.GetAssets().SetLargeText("u mage");
+    activity.SetType(discord::ActivityType::Playing);
+    state.core->ActivityManager().UpdateActivity(activity, [](discord::Result result) {
+        std::cout << ((result == discord::Result::Ok) ? "Succeeded" : "Failed")
+                  << " updating activity!\n";
+    });
+
+    discord::LobbyTransaction lobby{};
+    state.core->LobbyManager().GetLobbyCreateTransaction(&lobby);
+    lobby.SetCapacity(2);
+    lobby.SetMetadata("foo", "bar");
+    lobby.SetMetadata("baz", "bat");
+    lobby.SetType(discord::LobbyType::Public);
+    state.core->LobbyManager().CreateLobby(
+      lobby, [&state](discord::Result result, discord::Lobby const& lobby) {
+          if (result == discord::Result::Ok) {
+              std::cout << "Created lobby with secret " << lobby.GetSecret() << "\n";
+              std::array<uint8_t, 234> data{};
+              state.core->LobbyManager().SendLobbyMessage(
+                lobby.GetId(),
+                reinterpret_cast<uint8_t*>(data.data()),
+                data.size(),
+                [](discord::Result result) {
+                    std::cout << "Sent message. Result: " << static_cast<int>(result) << "\n";
+                });
+          }
+          else {
+              std::cout << "Failed creating lobby. (err " << static_cast<int>(result) << ")\n";
+          }
+
+          discord::LobbySearchQuery query{};
+          state.core->LobbyManager().GetSearchQuery(&query);
+          query.Limit(1);
+          state.core->LobbyManager().Search(query, [&state](discord::Result result) {
+              if (result == discord::Result::Ok) {
+                  std::int32_t lobbyCount{};
+                  state.core->LobbyManager().LobbyCount(&lobbyCount);
+                  std::cout << "Lobby search succeeded with " << lobbyCount << " lobbies.\n";
+                  for (auto i = 0; i < lobbyCount; ++i) {
+                      discord::LobbyId lobbyId{};
+                      state.core->LobbyManager().GetLobbyId(i, &lobbyId);
+                      std::cout << "  " << lobbyId << "\n";
+                  }
+              }
+              else {
+                  std::cout << "Lobby search failed. (err " << static_cast<int>(result) << ")\n";
+              }
+          });
+      });
+
+    state.core->RelationshipManager().OnRefresh.Connect([&]() {
+        std::cout << "Relationships refreshed!\n";
+
+        state.core->RelationshipManager().Filter(
+          [](discord::Relationship const& relationship) -> bool {
+              return relationship.GetType() == discord::RelationshipType::Friend;
+          });
+
+        std::int32_t friendCount{0};
+        state.core->RelationshipManager().Count(&friendCount);
+
+        state.core->RelationshipManager().Filter(
+          [&](discord::Relationship const& relationship) -> bool {
+              return relationship.GetType() == discord::RelationshipType::Friend &&
+                relationship.GetUser().GetId() < state.currentUser.GetId();
+          });
+
+        std::int32_t filteredCount{0};
+        state.core->RelationshipManager().Count(&filteredCount);
+
+        discord::Relationship relationship{};
+        for (auto i = 0; i < filteredCount; ++i) {
+            state.core->RelationshipManager().GetAt(i, &relationship);
+            std::cout << relationship.GetUser().GetId() << " "
+                      << relationship.GetUser().GetUsername() << "#"
+                      << relationship.GetUser().GetDiscriminator() << "\n";
+        }
+    });
+
+    state.core->RelationshipManager().OnRelationshipUpdate.Connect(
+      [](discord::Relationship const& relationship) {
+          std::cout << "Relationship with " << relationship.GetUser().GetUsername()
+                    << " updated!\n";
+      });
+
+    std::signal(SIGINT, [](int) { interrupted = true; });
+
+    do {
+        state.core->RunCallbacks();
+
+        std::this_thread::sleep_for(std::chrono::milliseconds(16));
+    } while (!interrupted);
+
+    return 0;
+}

libs/discordGameSDK/examples/csharp/Program.cs

@@ -0,0 +1,412 @@
+using System;
+using System.Linq;
+using System.Threading;
+using System.Text;
+using System.Runtime.InteropServices;
+
+class Program
+{
+    // Request user's avatar data. Sizes can be powers of 2 between 16 and 2048
+    static void FetchAvatar(Discord.ImageManager imageManager, Int64 userID)
+    {
+        imageManager.Fetch(Discord.ImageHandle.User(userID), (result, handle) =>
+        {
+            {
+                if (result == Discord.Result.Ok)
+                {
+                    // You can also use GetTexture2D within Unity.
+                    // These return raw RGBA.
+                    var data = imageManager.GetData(handle);
+                    Console.WriteLine("image updated {0} {1}", handle.Id, data.Length);
+                }
+                else
+                {
+                    Console.WriteLine("image error {0}", handle.Id);
+                }
+            }
+        });
+    }
+
+    // Update user's activity for your game.
+    // Party and secrets are vital.
+    // Read https://discordapp.com/developers/docs/rich-presence/how-to for more details.
+    static void UpdateActivity(Discord.Discord discord, Discord.Lobby lobby)
+    {
+        var activityManager = discord.GetActivityManager();
+        var lobbyManager = discord.GetLobbyManager();
+
+        var activity = new Discord.Activity
+        {
+            State = "olleh",
+            Details = "foo details",
+            Timestamps =
+            {
+                Start = 5,
+                End = 6,
+            },
+            Assets =
+            {
+                LargeImage = "foo largeImageKey",
+                LargeText = "foo largeImageText",
+                SmallImage = "foo smallImageKey",
+                SmallText = "foo smallImageText",
+            },
+            Party = {
+               Id = lobby.Id.ToString(),
+               Size = {
+                    CurrentSize = lobbyManager.MemberCount(lobby.Id),
+                    MaxSize = (int)lobby.Capacity,
+                },
+            },
+            Secrets = {
+                Join = lobbyManager.GetLobbyActivitySecret(lobby.Id),
+            },
+            Instance = true,
+        };
+
+        activityManager.UpdateActivity(activity, result =>
+        {
+            Console.WriteLine("Update Activity {0}", result);
+
+            // Send an invite to another user for this activity.
+            // Receiver should see an invite in their DM.
+            // Use a relationship user's ID for this.
+            // activityManager
+            //   .SendInvite(
+            //       364843917537050624,
+            //       Discord.ActivityActionType.Join,
+            //       "",
+            //       inviteResult =>
+            //       {
+            //           Console.WriteLine("Invite {0}", inviteResult);
+            //       }
+            //   );
+        });
+    }
+
+    static void Main(string[] args)
+    {
+        // Use your client ID from Discord's developer site.
+        var clientID = Environment.GetEnvironmentVariable("DISCORD_CLIENT_ID");
+        if (clientID == null)
+        {
+            clientID = "418559331265675294";
+        }
+        var discord = new Discord.Discord(Int64.Parse(clientID), (UInt64)Discord.CreateFlags.Default);
+        discord.SetLogHook(Discord.LogLevel.Debug, (level, message) =>
+        {
+            Console.WriteLine("Log[{0}] {1}", level, message);
+        });
+
+        var applicationManager = discord.GetApplicationManager();
+        // Get the current locale. This can be used to determine what text or audio the user wants.
+        Console.WriteLine("Current Locale: {0}", applicationManager.GetCurrentLocale());
+        // Get the current branch. For example alpha or beta.
+        Console.WriteLine("Current Branch: {0}", applicationManager.GetCurrentBranch());
+        // If you want to verify information from your game's server then you can
+        // grab the access token and send it to your server.
+        //
+        // This automatically looks for an environment variable passed by the Discord client,
+        // if it does not exist the Discord client will focus itself for manual authorization.
+        //
+        // By-default the SDK grants the identify and rpc scopes.
+        // Read more at https://discordapp.com/developers/docs/topics/oauth2
+        // applicationManager.GetOAuth2Token((Discord.Result result, ref Discord.OAuth2Token oauth2Token) =>
+        // {
+        //     Console.WriteLine("Access Token {0}", oauth2Token.AccessToken);
+        // });
+
+        var activityManager = discord.GetActivityManager();
+        var lobbyManager = discord.GetLobbyManager();
+        // Received when someone accepts a request to join or invite.
+        // Use secrets to receive back the information needed to add the user to the group/party/match
+        activityManager.OnActivityJoin += secret =>
+        {
+            Console.WriteLine("OnJoin {0}", secret);
+            lobbyManager.ConnectLobbyWithActivitySecret(secret, (Discord.Result result, ref Discord.Lobby lobby) =>
+            {
+                Console.WriteLine("Connected to lobby: {0}", lobby.Id);
+                lobbyManager.ConnectNetwork(lobby.Id);
+                lobbyManager.OpenNetworkChannel(lobby.Id, 0, true);
+                foreach (var user in lobbyManager.GetMemberUsers(lobby.Id))
+                {
+                    lobbyManager.SendNetworkMessage(lobby.Id, user.Id, 0,
+                        Encoding.UTF8.GetBytes(String.Format("Hello, {0}!", user.Username)));
+                }
+                UpdateActivity(discord, lobby);
+            });
+        };
+        // Received when someone accepts a request to spectate
+        activityManager.OnActivitySpectate += secret =>
+        {
+            Console.WriteLine("OnSpectate {0}", secret);
+        };
+        // A join request has been received. Render the request on the UI.
+        activityManager.OnActivityJoinRequest += (ref Discord.User user) =>
+        {
+            Console.WriteLine("OnJoinRequest {0} {1}", user.Id, user.Username);
+        };
+        // An invite has been received. Consider rendering the user / activity on the UI.
+        activityManager.OnActivityInvite += (Discord.ActivityActionType Type, ref Discord.User user, ref Discord.Activity activity2) =>
+        {
+            Console.WriteLine("OnInvite {0} {1} {2}", Type, user.Username, activity2.Name);
+            // activityManager.AcceptInvite(user.Id, result =>
+            // {
+            //     Console.WriteLine("AcceptInvite {0}", result);
+            // });
+        };
+        // This is used to register the game in the registry such that Discord can find it.
+        // This is only needed by games acquired from other platforms, like Steam.
+        // activityManager.RegisterCommand();
+
+        var imageManager = discord.GetImageManager();
+
+        var userManager = discord.GetUserManager();
+        // The auth manager fires events as information about the current user changes.
+        // This event will fire once on init.
+        //
+        // GetCurrentUser will error until this fires once.
+        userManager.OnCurrentUserUpdate += () =>
+        {
+            var currentUser = userManager.GetCurrentUser();
+            Console.WriteLine(currentUser.Username);
+            Console.WriteLine(currentUser.Id);
+        };
+        // If you store Discord user ids in a central place like a leaderboard and want to render them.
+        // The users manager can be used to fetch arbitrary Discord users. This only provides basic
+        // information and does not automatically update like relationships.
+        userManager.GetUser(450795363658366976, (Discord.Result result, ref Discord.User user) =>
+        {
+            if (result == Discord.Result.Ok)
+            {
+                Console.WriteLine("user fetched: {0}", user.Username);
+
+                // Request users's avatar data.
+                // This can only be done after a user is successfully fetched.
+                FetchAvatar(imageManager, user.Id);
+            }
+            else
+            {
+                Console.WriteLine("user fetch error: {0}", result);
+            }
+        });
+
+        var relationshipManager = discord.GetRelationshipManager();
+        // It is important to assign this handle right away to get the initial relationships refresh.
+        // This callback will only be fired when the whole list is initially loaded or was reset
+        relationshipManager.OnRefresh += () =>
+        {
+            // Filter a user's relationship list to be just friends
+            relationshipManager.Filter((ref Discord.Relationship relationship) => { return relationship.Type == Discord.RelationshipType.Friend; });
+            // Loop over all friends a user has.
+            Console.WriteLine("relationships updated: {0}", relationshipManager.Count());
+            for (var i = 0; i < Math.Min(relationshipManager.Count(), 10); i++)
+            {
+                // Get an individual relationship from the list
+                var r = relationshipManager.GetAt((uint)i);
+                Console.WriteLine("relationships: {0} {1} {2} {3}", r.Type, r.User.Username, r.Presence.Status, r.Presence.Activity.Name);
+
+                // Request relationship's avatar data.
+                FetchAvatar(imageManager, r.User.Id);
+            }
+        };
+        // All following relationship updates are delivered individually.
+        // These are fired when a user gets a new friend, removes a friend, or a relationship's presence changes.
+        relationshipManager.OnRelationshipUpdate += (ref Discord.Relationship r) =>
+        {
+            Console.WriteLine("relationship updated: {0} {1} {2} {3}", r.Type, r.User.Username, r.Presence.Status, r.Presence.Activity.Name);
+        };
+
+        lobbyManager.OnLobbyMessage += (lobbyID, userID, data) =>
+        {
+            Console.WriteLine("lobby message: {0} {1}", lobbyID, Encoding.UTF8.GetString(data));
+        };
+        lobbyManager.OnNetworkMessage += (lobbyId, userId, channelId, data) =>
+        {
+            Console.WriteLine("network message: {0} {1} {2} {3}", lobbyId, userId, channelId, Encoding.UTF8.GetString(data));
+        };
+        lobbyManager.OnSpeaking += (lobbyID, userID, speaking) =>
+        {
+            Console.WriteLine("lobby speaking: {0} {1} {2}", lobbyID, userID, speaking);
+        };
+        // Create a lobby.
+        var transaction = lobbyManager.GetLobbyCreateTransaction();
+        transaction.SetCapacity(6);
+        transaction.SetType(Discord.LobbyType.Public);
+        transaction.SetMetadata("a", "123");
+        transaction.SetMetadata("a", "456");
+        transaction.SetMetadata("b", "111");
+        transaction.SetMetadata("c", "222");
+
+        lobbyManager.CreateLobby(transaction, (Discord.Result result, ref Discord.Lobby lobby) =>
+        {
+            if (result != Discord.Result.Ok)
+            {
+                return;
+            }
+
+            // Check the lobby's configuration.
+            Console.WriteLine("lobby {0} with capacity {1} and secret {2}", lobby.Id, lobby.Capacity, lobby.Secret);
+
+            // Check lobby metadata.
+            foreach (var key in new string[] { "a", "b", "c" })
+            {
+                Console.WriteLine("{0} = {1}", key, lobbyManager.GetLobbyMetadataValue(lobby.Id, key));
+            }
+
+            // Print all the members of the lobby.
+            foreach (var user in lobbyManager.GetMemberUsers(lobby.Id))
+            {
+                Console.WriteLine("lobby member: {0}", user.Username);
+            }
+
+            // Send everyone a message.
+            lobbyManager.SendLobbyMessage(lobby.Id, "Hello from C#!", (_) =>
+            {
+                Console.WriteLine("sent message");
+            });
+
+            // Update lobby.
+            var lobbyTransaction = lobbyManager.GetLobbyUpdateTransaction(lobby.Id);
+            lobbyTransaction.SetMetadata("d", "e");
+            lobbyTransaction.SetCapacity(16);
+            lobbyManager.UpdateLobby(lobby.Id, lobbyTransaction, (_) =>
+            {
+                Console.WriteLine("lobby has been updated");
+            });
+
+            // Update a member.
+            var lobbyID = lobby.Id;
+            var userID = lobby.OwnerId;
+            var memberTransaction = lobbyManager.GetMemberUpdateTransaction(lobbyID, userID);
+            memberTransaction.SetMetadata("hello", "there");
+            lobbyManager.UpdateMember(lobbyID, userID, memberTransaction, (_) =>
+            {
+                Console.WriteLine("lobby member has been updated: {0}", lobbyManager.GetMemberMetadataValue(lobbyID, userID, "hello"));
+            });
+
+            // Search lobbies.
+            var query = lobbyManager.GetSearchQuery();
+            // Filter by a metadata value.
+            query.Filter("metadata.a", Discord.LobbySearchComparison.GreaterThan, Discord.LobbySearchCast.Number, "455");
+            query.Sort("metadata.a", Discord.LobbySearchCast.Number, "0");
+            // Only return 1 result max.
+            query.Limit(1);
+            lobbyManager.Search(query, (_) =>
+            {
+                Console.WriteLine("search returned {0} lobbies", lobbyManager.LobbyCount());
+                if (lobbyManager.LobbyCount() == 1)
+                {
+                    Console.WriteLine("first lobby secret: {0}", lobbyManager.GetLobby(lobbyManager.GetLobbyId(0)).Secret);
+                }
+            });
+
+            // Connect to voice chat.
+            lobbyManager.ConnectVoice(lobby.Id, (_) =>
+            {
+                Console.WriteLine("Connected to voice chat!");
+            });
+
+            // Setup networking.
+            lobbyManager.ConnectNetwork(lobby.Id);
+            lobbyManager.OpenNetworkChannel(lobby.Id, 0, true);
+
+            // Update activity.
+            UpdateActivity(discord, lobby);
+        });
+
+        /*
+        var overlayManager = discord.GetOverlayManager();
+        overlayManager.OnOverlayLocked += locked =>
+        {
+            Console.WriteLine("Overlay Locked: {0}", locked);
+        };
+        overlayManager.SetLocked(false);
+        */
+
+        var storageManager = discord.GetStorageManager();
+        var contents = new byte[20000];
+        var random = new Random();
+        random.NextBytes(contents);
+        Console.WriteLine("storage path: {0}", storageManager.GetPath());
+        storageManager.WriteAsync("foo", contents, res =>
+        {
+            var files = storageManager.Files();
+            foreach (var file in files)
+            {
+                Console.WriteLine("file: {0} size: {1} last_modified: {2}", file.Filename, file.Size, file.LastModified);
+            }
+            storageManager.ReadAsyncPartial("foo", 400, 50, (result, data) =>
+            {
+                Console.WriteLine("partial contents of foo match {0}", Enumerable.SequenceEqual(data, new ArraySegment<byte>(contents, 400, 50)));
+            });
+            storageManager.ReadAsync("foo", (result, data) =>
+            {
+                Console.WriteLine("length of contents {0} data {1}", contents.Length, data.Length);
+                Console.WriteLine("contents of foo match {0}", Enumerable.SequenceEqual(data, contents));
+                Console.WriteLine("foo exists? {0}", storageManager.Exists("foo"));
+                storageManager.Delete("foo");
+                Console.WriteLine("post-delete foo exists? {0}", storageManager.Exists("foo"));
+            });
+        });
+
+        var storeManager = discord.GetStoreManager();
+        storeManager.OnEntitlementCreate += (ref Discord.Entitlement entitlement) =>
+        {
+            Console.WriteLine("Entitlement Create1: {0}", entitlement.Id);
+        };
+
+        // Start a purchase flow.
+        // storeManager.StartPurchase(487507201519255552, result =>
+        // {
+        //     if (result == Discord.Result.Ok)
+        //     {
+        //         Console.WriteLine("Purchase Complete");
+        //     }
+        //     else
+        //     {
+        //         Console.WriteLine("Purchase Canceled");
+        //     }
+        // });
+
+        // Get all entitlements.
+        storeManager.FetchEntitlements(result =>
+        {
+            if (result == Discord.Result.Ok)
+            {
+                foreach (var entitlement in storeManager.GetEntitlements())
+                {
+                    Console.WriteLine("entitlement: {0} - {1} {2}", entitlement.Id, entitlement.Type, entitlement.SkuId);
+                }
+            }
+        });
+
+        // Get all SKUs.
+        storeManager.FetchSkus(result =>
+        {
+            if (result == Discord.Result.Ok)
+            {
+                foreach (var sku in storeManager.GetSkus())
+                {
+                    Console.WriteLine("sku: {0} - {1} {2}", sku.Name, sku.Price.Amount, sku.Price.Currency);
+                }
+            }
+        });
+
+        // Pump the event look to ensure all callbacks continue to get fired.
+        try
+        {
+            while (true)
+            {
+                discord.RunCallbacks();
+                lobbyManager.FlushNetwork();
+                Thread.Sleep(1000 / 60);
+            }
+        }
+        finally
+        {
+            discord.Dispose();
+        }
+
+    }
+}