using System;

using System.Collections.Concurrent;

using System.Collections.Generic;

using System.Diagnostics;

using System.Diagnostics.CodeAnalysis;

using System.IO;

using System.Linq;

using System.Net;

using System.Reflection;

using System.Runtime.ExceptionServices;

using System.Security;

using System.Text;

using System.Threading;

using Microsoft.Xna.Framework;

#if SMAPI_FOR_WINDOWS

using Microsoft.Win32;

#endif

using Newtonsoft.Json;

using StardewModdingAPI.Enums;

using StardewModdingAPI.Events;

using StardewModdingAPI.Framework.Content;

using StardewModdingAPI.Framework.ContentManagers;

using StardewModdingAPI.Framework.Events;

using StardewModdingAPI.Framework.Exceptions;

using StardewModdingAPI.Framework.Input;

using StardewModdingAPI.Framework.Logging;

using StardewModdingAPI.Framework.Models;

using StardewModdingAPI.Framework.ModHelpers;

using StardewModdingAPI.Framework.ModLoading;

using StardewModdingAPI.Framework.Networking;

using StardewModdingAPI.Framework.Reflection;

using StardewModdingAPI.Framework.Rendering;

using StardewModdingAPI.Framework.Serialization;

using StardewModdingAPI.Framework.StateTracking.Comparers;

using StardewModdingAPI.Framework.StateTracking.Snapshots;

using StardewModdingAPI.Framework.Utilities;

using StardewModdingAPI.Internal;

using StardewModdingAPI.Internal.Patching;

using StardewModdingAPI.Patches;

using StardewModdingAPI.Toolkit;

using StardewModdingAPI.Toolkit.Framework.Clients.WebApi;

using StardewModdingAPI.Toolkit.Framework.ModData;

using StardewModdingAPI.Toolkit.Serialization;

using StardewModdingAPI.Toolkit.Utilities;

using StardewModdingAPI.Utilities;

using StardewValley;

using StardewValley.Menus;

using xTile.Display;

using LanguageCode = StardewValley.LocalizedContentManager.LanguageCode;

using MiniMonoModHotfix = MonoMod.Utils.MiniMonoModHotfix;

using PathUtilities = StardewModdingAPI.Toolkit.Utilities.PathUtilities;

using SObject = StardewValley.Object;

namespace StardewModdingAPI.Framework

{

/// <summary>The core class which initializes and manages SMAPI.</summary>

internal class SCore : IDisposable

{

/*********

** Fields

*********/

/****

** Low-level components

****/

/// <summary>Tracks whether the game should exit immediately and any pending initialization should be cancelled.</summary>

private readonly CancellationTokenSource CancellationToken = new();

/// <summary>Manages the SMAPI console window and log file.</summary>

private readonly LogManager LogManager;

/// <summary>The core logger and monitor for SMAPI.</summary>

private Monitor Monitor => this.LogManager.Monitor;

/// <summary>Simplifies access to private game code.</summary>

private readonly Reflector Reflection = new();

/// <summary>Encapsulates access to SMAPI core translations.</summary>

private readonly Translator Translator = new();

/// <summary>The SMAPI configuration settings.</summary>

private readonly SConfig Settings;

/// <summary>The mod toolkit used for generic mod interactions.</summary>

private readonly ModToolkit Toolkit = new();

/****

** Higher-level components

****/

/// <summary>Manages console commands.</summary>

private readonly CommandManager CommandManager;

/// <summary>The underlying game instance.</summary>

private SGameRunner Game;

/// <summary>SMAPI's content manager.</summary>

private ContentCoordinator ContentCore;

/// <summary>The game's core multiplayer utility for the main player.</summary>

private SMultiplayer Multiplayer;

/// <summary>Tracks the installed mods.</summary>

/// <remarks>This is initialized after the game starts.</remarks>

private readonly ModRegistry ModRegistry = new();

/// <summary>Manages SMAPI events for mods.</summary>

private readonly EventManager EventManager;

/****

** State

****/

/// <summary>The path to search for mods.</summary>

private string ModsPath => Constants.ModsPath;

/// <summary>Whether the game is currently running.</summary>

private bool IsGameRunning;

/// <summary>Whether the program has been disposed.</summary>

private bool IsDisposed;

/// <summary>Whether the next content manager requested by the game will be for <see cref="Game1.content"/>.</summary>

private bool NextContentManagerIsMain;

/// <summary>Whether post-game-startup initialization has been performed.</summary>

private bool IsInitialized;

/// <summary>Whether the game has initialized for any custom languages from <c>Data/AdditionalLanguages</c>.</summary>

private bool AreCustomLanguagesInitialized;

/// <summary>Whether the player just returned to the title screen.</summary>

public bool JustReturnedToTitle { get; set; }

/// <summary>The last language set by the game.</summary>

private (string Locale, LanguageCode Code) LastLanguage { get; set; } = ("", LanguageCode.en);

/// <summary>The maximum number of consecutive attempts SMAPI should make to recover from an update error.</summary>

private readonly Countdown UpdateCrashTimer = new(60); // 60 ticks = roughly one second

/// <summary>Asset interceptors added or removed since the last tick.</summary>

private readonly List<AssetInterceptorChange> ReloadAssetInterceptorsQueue = new();

/// <summary>A list of queued commands to parse and execute.</summary>

/// <remarks>This property must be thread-safe, since it's accessed from a separate console input thread.</remarks>

private readonly ConcurrentQueue<string> RawCommandQueue = new();

/// <summary>A list of commands to execute on each screen.</summary>

private readonly PerScreen<List<Tuple<Command, string, string[]>>> ScreenCommandQueue = new(() => new List<Tuple<Command, string, string[]>>());

/*********

** Accessors

*********/

/// <summary>Manages deprecation warnings.</summary>

/// <remarks>This is initialized after the game starts. This is accessed directly because it's not part of the normal class model.</remarks>

internal static DeprecationManager DeprecationManager { get; private set; }

/// <summary>The singleton instance.</summary>

/// <remarks>This is only intended for use by external code like the Error Handler mod.</remarks>

internal static SCore Instance { get; private set; }

/// <summary>The number of update ticks which have already executed. This is similar to <see cref="Game1.ticks"/>, but incremented more consistently for every tick.</summary>

internal static uint TicksElapsed { get; private set; }

/*********

** Public methods

*********/

/// <summary>Construct an instance.</summary>

/// <param name="modsPath">The path to search for mods.</param>

/// <param name="writeToConsole">Whether to output log messages to the console.</param>

public SCore(string modsPath, bool writeToConsole)

{

SCore.Instance = this;

// init paths

this.VerifyPath(modsPath);

this.VerifyPath(Constants.LogDir);

Constants.ModsPath = modsPath;

// init log file

this.PurgeNormalLogs();

string logPath = this.GetLogPath();

// init basics

this.Settings = JsonConvert.DeserializeObject<SConfig>(File.ReadAllText(Constants.ApiConfigPath));

if (File.Exists(Constants.ApiUserConfigPath))

JsonConvert.PopulateObject(File.ReadAllText(Constants.ApiUserConfigPath), this.Settings);

this.LogManager = new LogManager(logPath: logPath, colorConfig: this.Settings.ConsoleColors, writeToConsole: writeToConsole, isVerbose: this.Settings.VerboseLogging, isDeveloperMode: this.Settings.DeveloperMode, getScreenIdForLog: this.GetScreenIdForLog);

this.CommandManager = new CommandManager(this.Monitor);

this.EventManager = new EventManager(this.ModRegistry);

SCore.DeprecationManager = new DeprecationManager(this.Monitor, this.ModRegistry);

SDate.Translations = this.Translator;

// log SMAPI/OS info

this.LogManager.LogIntro(modsPath, this.Settings.GetCustomSettings());

// validate platform

#if SMAPI_FOR_WINDOWS

if (Constants.Platform != Platform.Windows)

{

this.Monitor.Log("Oops! You're running Windows, but this version of SMAPI is for Linux or macOS. Please reinstall SMAPI to fix this.", LogLevel.Error);

this.LogManager.PressAnyKeyToExit();

}

#else

if (Constants.Platform == Platform.Windows)

{

this.Monitor.Log($"Oops! You're running {Constants.Platform}, but this version of SMAPI is for Windows. Please reinstall SMAPI to fix this.", LogLevel.Error);

this.LogManager.PressAnyKeyToExit();

}

#endif

}

/// <summary>Launch SMAPI.</summary>

[HandleProcessCorruptedStateExceptions, SecurityCritical] // let try..catch handle corrupted state exceptions

public void RunInteractively()

{

// initialize SMAPI

try

{

JsonConverter[] converters = {

new ColorConverter(),

new KeybindConverter(),

new PointConverter(),

new Vector2Converter(),

new RectangleConverter()

};

foreach (JsonConverter converter in converters)

this.Toolkit.JsonHelper.JsonSettings.Converters.Add(converter);

// add error handlers

AppDomain.CurrentDomain.UnhandledException += (sender, e) => this.Monitor.Log($"Critical app domain exception: {e.ExceptionObject}", LogLevel.Error);

// add more lenient assembly resolver

AppDomain.CurrentDomain.AssemblyResolve += (sender, e) => AssemblyLoader.ResolveAssembly(e.Name);

// hook locale event

LocalizedContentManager.OnLanguageChange += locale => this.OnLocaleChanged();

// override game

this.Multiplayer = new SMultiplayer(this.Monitor, this.EventManager, this.Toolkit.JsonHelper, this.ModRegistry, this.Reflection, this.OnModMessageReceived, this.Settings.LogNetworkTraffic);

SGame.CreateContentManagerImpl = this.CreateContentManager; // must be static since the game accesses it before the SGame constructor is called

this.Game = new SGameRunner(

monitor: this.Monitor,

reflection: this.Reflection,

eventManager: this.EventManager,

modHooks: new SModHooks(this.OnNewDayAfterFade, this.Monitor),

multiplayer: this.Multiplayer,

exitGameImmediately: this.ExitGameImmediately,

onGameContentLoaded: this.OnInstanceContentLoaded,

onGameUpdating: this.OnGameUpdating,

onPlayerInstanceUpdating: this.OnPlayerInstanceUpdating,

onGameExiting: this.OnGameExiting

);

StardewValley.GameRunner.instance = this.Game;

// apply game patches

MiniMonoModHotfix.Apply();

HarmonyPatcher.Apply("SMAPI", this.Monitor,

new Game1Patcher(this.Reflection, this.OnLoadStageChanged),

new TitleMenuPatcher(this.OnLoadStageChanged)

);

// add exit handler

this.CancellationToken.Token.Register(() =>

{

if (this.IsGameRunning)

{

this.LogManager.WriteCrashLog();

this.Game.Exit();

}

});

// set window titles

this.UpdateWindowTitles();

}

catch (Exception ex)

{

this.Monitor.Log($"SMAPI failed to initialize: {ex.GetLogSummary()}", LogLevel.Error);

this.LogManager.PressAnyKeyToExit();

return;

}

// log basic info

this.LogManager.HandleMarkerFiles();

this.LogManager.LogSettingsHeader(this.Settings);

// set window titles

this.UpdateWindowTitles();

// start game

this.Monitor.Log("Waiting for game to launch...", LogLevel.Debug);

try

{

this.IsGameRunning = true;

StardewValley.Program.releaseBuild = true; // game's debug logic interferes with SMAPI opening the game window

this.Game.Run();

}

catch (Exception ex)

{

this.LogManager.LogFatalLaunchError(ex);

this.LogManager.PressAnyKeyToExit();

}

finally

{

try

{

this.Dispose();

}

catch (Exception ex)

{

this.Monitor.Log($"The game ended, but SMAPI wasn't able to dispose correctly. Technical details: {ex}", LogLevel.Error);

}

}

}

/// <summary>Get the core logger and monitor on behalf of the game.</summary>

/// <remarks>This method is called using reflection by the ErrorHandler mod to log game errors.</remarks>

[SuppressMessage("ReSharper", "UnusedMember.Global", Justification = "Used via reflection")]

public IMonitor GetMonitorForGame()

{

return this.LogManager.MonitorForGame;

}

/// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary>

public void Dispose()

{

// skip if already disposed

if (this.IsDisposed)

return;

this.IsDisposed = true;

this.Monitor.Log("Disposing...");

// dispose mod data

foreach (IModMetadata mod in this.ModRegistry.GetAll())

{

try

{

(mod.Mod as IDisposable)?.Dispose();

}

catch (Exception ex)

{

mod.LogAsMod($"Mod failed during disposal: {ex.GetLogSummary()}.", LogLevel.Warn);

}

}

// dispose core components

this.IsGameRunning = false;

this.ContentCore?.Dispose();

this.CancellationToken?.Dispose();

this.Game?.Dispose();

this.LogManager?.Dispose(); // dispose last to allow for any last-second log messages

// end game (moved from Game1.OnExiting to let us clean up first)

Process.GetCurrentProcess().Kill();

}

/*********

** Private methods

*********/

/// <summary>Initialize mods before the first game asset is loaded. At this point the core content managers are loaded (so mods can load their own assets), but the game is mostly uninitialized.</summary>

private void InitializeBeforeFirstAssetLoaded()

{

if (this.CancellationToken.IsCancellationRequested)

{

this.Monitor.Log("SMAPI shutting down: aborting initialization.", LogLevel.Warn);

return;

}

// init TMX support

xTile.Format.FormatManager.Instance.RegisterMapFormat(new TMXTile.TMXFormat(Game1.tileSize / Game1.pixelZoom, Game1.tileSize / Game1.pixelZoom, Game1.pixelZoom, Game1.pixelZoom));

// load mod data

ModToolkit toolkit = new();

ModDatabase modDatabase = toolkit.GetModDatabase(Constants.ApiMetadataPath);

// load mods

{

this.Monitor.Log("Loading mod metadata...", LogLevel.Debug);

ModResolver resolver = new();

// log loose files

{

string[] looseFiles = new DirectoryInfo(this.ModsPath).GetFiles().Select(p => p.Name).ToArray();

if (looseFiles.Any())

this.Monitor.Log($" Ignored loose files: {string.Join(", ", looseFiles.OrderBy(p => p, StringComparer.OrdinalIgnoreCase))}");

}

// load manifests

IModMetadata[] mods = resolver.ReadManifests(toolkit, this.ModsPath, modDatabase).ToArray();

// filter out ignored mods

foreach (IModMetadata mod in mods.Where(p => p.IsIgnored))

this.Monitor.Log($" Skipped {mod.GetRelativePathWithRoot()} (folder name starts with a dot).");

mods = mods.Where(p => !p.IsIgnored).ToArray();

// load mods

resolver.ValidateManifests(mods, Constants.ApiVersion, toolkit.GetUpdateUrl);

mods = resolver.ProcessDependencies(mods, modDatabase).ToArray();

this.LoadMods(mods, this.Toolkit.JsonHelper, this.ContentCore, modDatabase);

// check for software likely to cause issues

this.CheckForSoftwareConflicts();

// check for updates

this.CheckForUpdatesAsync(mods);

}

// update window titles

this.UpdateWindowTitles();

}

/// <summary>Raised after the game finishes initializing.</summary>

private void OnGameInitialized()

{

// validate XNB integrity

if (!this.ValidateContentIntegrity())

this.Monitor.Log("SMAPI found problems in your game's content files which are likely to cause errors or crashes. Consider uninstalling XNB mods or reinstalling the game.", LogLevel.Error);

// start SMAPI console

new Thread(

() => this.LogManager.RunConsoleInputLoop(

commandManager: this.CommandManager,

reloadTranslations: this.ReloadTranslations,

handleInput: input => this.RawCommandQueue.Enqueue(input),

continueWhile: () => this.IsGameRunning && !this.CancellationToken.IsCancellationRequested

)

).Start();

}

/// <summary>Raised after an instance finishes loading its initial content.</summary>

private void OnInstanceContentLoaded()

{

// override map display device

Game1.mapDisplayDevice = new SDisplayDevice(Game1.content, Game1.game1.GraphicsDevice);

// log GPU info

#if SMAPI_FOR_WINDOWS

this.Monitor.Log($"Running on GPU: {Game1.game1.GraphicsDevice?.Adapter?.Description ?? "<unknown>"}");

#endif

}

/// <summary>Raised when the game is updating its state (roughly 60 times per second).</summary>

/// <param name="gameTime">A snapshot of the game timing state.</param>

/// <param name="runGameUpdate">Invoke the game's update logic.</param>

private void OnGameUpdating(GameTime gameTime, Action runGameUpdate)

{

try

{

/*********

** Safe queued work

*********/

// print warnings/alerts

SCore.DeprecationManager.PrintQueued();

/*********

** First-tick initialization

*********/

if (!this.IsInitialized)

{

this.IsInitialized = true;

this.OnGameInitialized();

}

/*********

** Special cases

*********/

// Abort if SMAPI is exiting.

if (this.CancellationToken.IsCancellationRequested)

{

this.Monitor.Log("SMAPI shutting down: aborting update.");

return;

}

/*********

** Reload assets when interceptors are added/removed

*********/

if (this.ReloadAssetInterceptorsQueue.Any())

{

// get unique interceptors

AssetInterceptorChange[] interceptors = this.ReloadAssetInterceptorsQueue

.GroupBy(p => p.Instance, new ObjectReferenceComparer<object>())

.Select(p => p.First())

.ToArray();

this.ReloadAssetInterceptorsQueue.Clear();

// log summary

this.Monitor.Log("Invalidating cached assets for new editors & loaders...");

this.Monitor.Log(

" changed: "

+ string.Join(", ",

interceptors

.GroupBy(p => p.Mod)

.OrderBy(p => p.Key.DisplayName)

.Select(modGroup =>

$"{modGroup.Key.DisplayName} ("

+ string.Join(", ", modGroup.GroupBy(p => p.WasAdded).ToDictionary(p => p.Key, p => p.Count()).Select(p => $"{(p.Key ? "added" : "removed")} {p.Value}"))

+ ")"

)

)

+ "."

);

// reload affected assets

this.ContentCore.InvalidateCache(asset => interceptors.Any(p => p.CanIntercept(asset)));

}

/*********

** Parse commands

*********/

while (this.RawCommandQueue.TryDequeue(out string rawInput))

{

// parse command

string name;

string[] args;

Command command;

int screenId;

try

{

if (!this.CommandManager.TryParse(rawInput, out name, out args, out command, out screenId))

{

this.Monitor.Log("Unknown command; type 'help' for a list of available commands.", LogLevel.Error);

continue;

}

}

catch (Exception ex)

{

this.Monitor.Log($"Failed parsing that command:\n{ex.GetLogSummary()}", LogLevel.Error);

continue;

}

// queue command for screen

this.ScreenCommandQueue.GetValueForScreen(screenId).Add(Tuple.Create(command, name, args));

}

/*********

** Run game update

*********/

runGameUpdate();

/*********

** Reset crash timer

*********/

this.UpdateCrashTimer.Reset();

}

catch (Exception ex)

{

// log error

this.Monitor.Log($"An error occured in the overridden update loop: {ex.GetLogSummary()}", LogLevel.Error);

// exit if irrecoverable

if (!this.UpdateCrashTimer.Decrement())

this.ExitGameImmediately("The game crashed when updating, and SMAPI was unable to recover the game.");

}

finally

{

SCore.TicksElapsed++;

}

}

/// <summary>Raised when the game instance for a local player is updating (once per <see cref="OnGameUpdating"/> per player).</summary>

/// <param name="instance">The game instance being updated.</param>

/// <param name="gameTime">A snapshot of the game timing state.</param>

/// <param name="runUpdate">Invoke the game's update logic.</param>

private void OnPlayerInstanceUpdating(SGame instance, GameTime gameTime, Action runUpdate)

{

var events = this.EventManager;

try

{

/*********

** Reapply overrides

*********/

if (this.JustReturnedToTitle)

{

if (!(Game1.mapDisplayDevice is SDisplayDevice))

Game1.mapDisplayDevice = this.GetMapDisplayDevice();

this.JustReturnedToTitle = false;

}

/*********

** Execute commands

*********/

{

var commandQueue = this.ScreenCommandQueue.Value;

foreach (var entry in commandQueue)

{

Command command = entry.Item1;

string name = entry.Item2;

string[] args = entry.Item3;

try

{

command.Callback.Invoke(name, args);

}

catch (Exception ex)

{

if (command.Mod != null)

command.Mod.LogAsMod($"Mod failed handling that command:\n{ex.GetLogSummary()}", LogLevel.Error);

else

this.Monitor.Log($"Failed handling that command:\n{ex.GetLogSummary()}", LogLevel.Error);

}

}

commandQueue.Clear();

}

/*********

** Update input

*********/

// This should *always* run, even when suppressing mod events, since the game uses

// this too. For example, doing this after mod event suppression would prevent the

// user from doing anything on the overnight shipping screen.

SInputState inputState = instance.Input;

if (this.Game.IsActive)

inputState.TrueUpdate();

/*********

** Special cases

*********/

// Run async tasks synchronously to avoid issues due to mod events triggering

// concurrently with game code.

bool saveParsed = false;

if (Game1.currentLoader != null)

{

this.Monitor.Log("Game loader synchronizing...");

this.Reflection.GetMethod(Game1.game1, "UpdateTitleScreen").Invoke(Game1.currentGameTime); // run game logic to change music on load, etc

while (Game1.currentLoader?.MoveNext() == true)

{

// raise load stage changed

switch (Game1.currentLoader.Current)

{

case 20 when (!saveParsed && SaveGame.loaded != null):

saveParsed = true;

this.OnLoadStageChanged(LoadStage.SaveParsed);

break;

case 36:

this.OnLoadStageChanged(LoadStage.SaveLoadedBasicInfo);

break;

case 50:

this.OnLoadStageChanged(LoadStage.SaveLoadedLocations);

break;

default:

if (Game1.gameMode == Game1.playingGameMode)

this.OnLoadStageChanged(LoadStage.Preloaded);

break;

}

}

Game1.currentLoader = null;

this.Monitor.Log("Game loader done.");

}

// While a background task is in progress, the game may make changes to the game

// state while mods are running their code. This is risky, because data changes can

// conflict (e.g. collection changed during enumeration errors) and data may change

// unexpectedly from one mod instruction to the next.

//

// Therefore we can just run Game1.Update here without raising any SMAPI events. There's

// a small chance that the task will finish after we defer but before the game checks,

// which means technically events should be raised, but the effects of missing one

// update tick are negligible and not worth the complications of bypassing Game1.Update.

if (Game1.gameMode == Game1.loadingMode)

{

events.UnvalidatedUpdateTicking.RaiseEmpty();

runUpdate();

events.UnvalidatedUpdateTicked.RaiseEmpty();

return;

}

// Raise minimal events while saving.

// While the game is writing to the save file in the background, mods can unexpectedly

// fail since they don't have exclusive access to resources (e.g. collection changed

// during enumeration errors). To avoid problems, events are not invoked while a save

// is in progress. It's safe to raise SaveEvents.BeforeSave as soon as the menu is

// opened (since the save hasn't started yet), but all other events should be suppressed.

if (Context.IsSaving)

{

// raise before-create

if (!Context.IsWorldReady && !instance.IsBetweenCreateEvents)

{

instance.IsBetweenCreateEvents = true;

this.Monitor.Log("Context: before save creation.");

events.SaveCreating.RaiseEmpty();

}

// raise before-save

if (Context.IsWorldReady && !instance.IsBetweenSaveEvents)

{

instance.IsBetweenSaveEvents = true;

this.Monitor.Log("Context: before save.");

events.Saving.RaiseEmpty();

}

// suppress non-save events

events.UnvalidatedUpdateTicking.RaiseEmpty();

runUpdate();

events.UnvalidatedUpdateTicked.RaiseEmpty();

return;

}

/*********

** Update context

*********/

bool wasWorldReady = Context.IsWorldReady;

if ((Context.IsWorldReady && !Context.IsSaveLoaded) || Game1.exitToTitle)

{

Context.IsWorldReady = false;

instance.AfterLoadTimer.Reset();

}

else if (Context.IsSaveLoaded && instance.AfterLoadTimer.Current > 0 && Game1.currentLocation != null)

{

if (Game1.dayOfMonth != 0) // wait until new-game intro finishes (world not fully initialized yet)

instance.AfterLoadTimer.Decrement();

Context.IsWorldReady = instance.AfterLoadTimer.Current == 0;

}

/*********

** Update watchers

** (Watchers need to be updated, checked, and reset in one go so we can detect any changes mods make in event handlers.)

*********/

instance.Watchers.Update();

instance.WatcherSnapshot.Update(instance.Watchers);

instance.Watchers.Reset();

WatcherSnapshot state = instance.WatcherSnapshot;

/*********

** Pre-update events

*********/

{

/*********

** Save created/loaded events

*********/

if (instance.IsBetweenCreateEvents)

{

// raise after-create

instance.IsBetweenCreateEvents = false;

this.Monitor.Log($"Context: after save creation, starting {Game1.currentSeason} {Game1.dayOfMonth} Y{Game1.year}.");

this.OnLoadStageChanged(LoadStage.CreatedSaveFile);

events.SaveCreated.RaiseEmpty();

}

if (instance.IsBetweenSaveEvents)

{

// raise after-save

instance.IsBetweenSaveEvents = false;

this.Monitor.Log($"Context: after save, starting {Game1.currentSeason} {Game1.dayOfMonth} Y{Game1.year}.");

events.Saved.RaiseEmpty();

events.DayStarted.RaiseEmpty();

}

/*********

** Locale changed events

*********/

if (state.Locale.IsChanged)

this.Monitor.Log($"Context: locale set to {state.Locale.New} ({this.ContentCore.GetLocaleCode(state.Locale.New)}).");

/*********

** Load / return-to-title events

*********/

if (wasWorldReady && !Context.IsWorldReady)

this.OnLoadStageChanged(LoadStage.None);

else if (Context.IsWorldReady && Context.LoadStage != LoadStage.Ready)

{

// print context

string context = $"Context: loaded save '{Constants.SaveFolderName}', starting {Game1.currentSeason} {Game1.dayOfMonth} Y{Game1.year}, locale set to {this.ContentCore.GetLocale()}.";

if (Context.IsMultiplayer)

{

int onlineCount = Game1.getOnlineFarmers().Count();

context += $" {(Context.IsMainPlayer ? "Main player" : "Farmhand")} with {onlineCount} {(onlineCount == 1 ? "player" : "players")} online.";

}

else

context += " Single-player.";

this.Monitor.Log(context);

// raise events

this.OnLoadStageChanged(LoadStage.Ready);

events.SaveLoaded.RaiseEmpty();

events.DayStarted.RaiseEmpty();

}

/*********

** Window events

*********/

// Here we depend on the game's viewport instead of listening to the Window.Resize

// event because we need to notify mods after the game handles the resize, so the

// game's metadata (like Game1.viewport) are updated. That's a bit complicated

// since the game adds & removes its own handler on the fly.

if (state.WindowSize.IsChanged)

{

if (this.Monitor.IsVerbose)

this.Monitor.Log($"Events: window size changed to {state.WindowSize.New}.");

events.WindowResized.Raise(new WindowResizedEventArgs(state.WindowSize.Old, state.WindowSize.New));

}

/*********

** Input events (if window has focus)

*********/

if (this.Game.IsActive)

{

// raise events

bool isChatInput = Game1.IsChatting || (Context.IsMultiplayer && Context.IsWorldReady && Game1.activeClickableMenu == null && Game1.currentMinigame == null && inputState.IsAnyDown(Game1.options.chatButton));

if (!isChatInput)

{

ICursorPosition cursor = instance.Input.CursorPosition;

// raise cursor moved event

if (state.Cursor.IsChanged)

events.CursorMoved.Raise(new CursorMovedEventArgs(state.Cursor.Old, state.Cursor.New));

// raise mouse wheel scrolled

if (state.MouseWheelScroll.IsChanged)

{

if (this.Monitor.IsVerbose)

this.Monitor.Log($"Events: mouse wheel scrolled to {state.MouseWheelScroll.New}.");

events.MouseWheelScrolled.Raise(new MouseWheelScrolledEventArgs(cursor, state.MouseWheelScroll.Old, state.MouseWheelScroll.New));

}

// raise input button events

if (inputState.ButtonStates.Count > 0)

{

events.ButtonsChanged.Raise(new ButtonsChangedEventArgs(cursor, inputState));

foreach (var pair in inputState.ButtonStates)

{

SButton button = pair.Key;

SButtonState status = pair.Value;

if (status == SButtonState.Pressed)

{

if (this.Monitor.IsVerbose)

this.Monitor.Log($"Events: button {button} pressed.");

events.ButtonPressed.Raise(new ButtonPressedEventArgs(button, cursor, inputState));

}

else if (status == SButtonState.Released)

{

if (this.Monitor.IsVerbose)

this.Monitor.Log($"Events: button {button} released.");

events.ButtonReleased.Raise(new ButtonReleasedEventArgs(button, cursor, inputState));

}

}

}

}

}

/*********

** Menu events

*********/

if (state.ActiveMenu.IsChanged)

{

var was = state.ActiveMenu.Old;

var now = state.ActiveMenu.New;

if (this.Monitor.IsVerbose)

this.Monitor.Log($"Context: menu changed from {was?.GetType().FullName ?? "none"} to {now?.GetType().FullName ?? "none"}.");

// raise menu events

events.MenuChanged.Raise(new MenuChangedEventArgs(was, now));

}

/*********

** World & player events

*********/

if (Context.IsWorldReady)

{

bool raiseWorldEvents = !state.SaveID.IsChanged; // don't report changes from unloaded => loaded

// location list changes

if (state.Locations.LocationList.IsChanged && (events.LocationListChanged.HasListeners() || this.Monitor.IsVerbose))

{

var added = state.Locations.LocationList.Added.ToArray();

var removed = state.Locations.LocationList.Removed.ToArray();

if (this.Monitor.IsVerbose)

{

string addedText = added.Any() ? string.Join(", ", added.Select(p => p.Name)) : "none";

string removedText = removed.Any() ? string.Join(", ", removed.Select(p => p.Name)) : "none";

this.Monitor.Log($"Context: location list changed (added {addedText}; removed {removedText}).");

}

events.LocationListChanged.Raise(new LocationListChangedEventArgs(added, removed));

}

// raise location contents changed

if (raiseWorldEvents)

{

foreach (LocationSnapshot locState in state.Locations.Locations)

{

var location = locState.Location;

// buildings changed

if (locState.Buildings.IsChanged)

events.BuildingListChanged.Raise(new BuildingListChangedEventArgs(location, locState.Buildings.Added, locState.Buildings.Removed));

// debris changed

if (locState.Debris.IsChanged)

events.DebrisListChanged.Raise(new DebrisListChangedEventArgs(location, locState.Debris.Added, locState.Debris.Removed));

// large terrain features changed

if (locState.LargeTerrainFeatures.IsChanged)

events.LargeTerrainFeatureListChanged.Raise(new LargeTerrainFeatureListChangedEventArgs(location, locState.LargeTerrainFeatures.Added, locState.LargeTerrainFeatures.Removed));

// NPCs changed

if (locState.Npcs.IsChanged)

events.NpcListChanged.Raise(new NpcListChangedEventArgs(location, locState.Npcs.Added, locState.Npcs.Removed));

// objects changed

if (locState.Objects.IsChanged)

events.ObjectListChanged.Raise(new ObjectListChangedEventArgs(location, locState.Objects.Added, locState.Objects.Removed));

// chest items changed

if (events.ChestInventoryChanged.HasListeners())

{

foreach (var pair in locState.ChestItems)

{

SnapshotItemListDiff diff = pair.Value;

events.ChestInventoryChanged.Raise(new ChestInventoryChangedEventArgs(pair.Key, location, added: diff.Added, removed: diff.Removed, quantityChanged: diff.QuantityChanged));

}

}

// terrain features changed

if (locState.TerrainFeatures.IsChanged)

events.TerrainFeatureListChanged.Raise(new TerrainFeatureListChangedEventArgs(location, locState.TerrainFeatures.Added, locState.TerrainFeatures.Removed));

// furniture changed

if (locState.Furniture.IsChanged)

events.FurnitureListChanged.Raise(new FurnitureListChangedEventArgs(location, locState.Furniture.Added, locState.Furniture.Removed));

}

}

// raise time changed

if (raiseWorldEvents && state.Time.IsChanged)

events.TimeChanged.Raise(new TimeChangedEventArgs(state.Time.Old, state.Time.New));

// raise player events

if (raiseWorldEvents)

{

PlayerSnapshot playerState = state.CurrentPlayer;

Farmer player = playerState.Player;

// raise current location changed

if (playerState.Location.IsChanged)

{

if (this.Monitor.IsVerbose)

this.Monitor.Log($"Context: set location to {playerState.Location.New}.");

events.Warped.Raise(new WarpedEventArgs(player, playerState.Location.Old, playerState.Location.New));

}

// raise player leveled up a skill

foreach (var pair in playerState.Skills)

{

if (!pair.Value.IsChanged)

continue;

if (this.Monitor.IsVerbose)

this.Monitor.Log($"Events: player skill '{pair.Key}' changed from {pair.Value.Old} to {pair.Value.New}.");

events.LevelChanged.Raise(new LevelChangedEventArgs(player, pair.Key, pair.Value.Old, pair.Value.New));

}

// raise player inventory changed

if (playerState.Inventory.IsChanged)

{

var inventory = playerState.Inventory;

if (this.Monitor.IsVerbose)

this.Monitor.Log("Events: player inventory changed.");

events.InventoryChanged.Raise(new InventoryChangedEventArgs(player, added: inventory.Added, removed: inventory.Removed, quantityChanged: inventory.QuantityChanged));

}

}

}

/*********

** Game update

*********/

// game launched (not raised for secondary players in split-screen mode)

if (instance.IsFirstTick && !Context.IsGameLaunched)

{

Context.IsGameLaunched = true;

events.GameLaunched.Raise(new GameLaunchedEventArgs());

}

// preloaded

if (Context.IsSaveLoaded && Context.LoadStage != LoadStage.Loaded && Context.LoadStage != LoadStage.Ready && Game1.dayOfMonth != 0)

this.OnLoadStageChanged(LoadStage.Loaded);

// additional languages initialized

if (!this.AreCustomLanguagesInitialized && TitleMenu.ticksUntilLanguageLoad < 0)