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using System;
using System.IO;
using System.Linq;
using System.Reflection;
using StardewModdingAPI.Framework;
using StardewModdingAPI.Framework.ModLoading;
using StardewModdingAPI.Internal;
using StardewValley;
namespace StardewModdingAPI
{
/// <summary>Contains SMAPI's constants and assumptions.</summary>
public static class Constants
{
/*********
** Fields
*********/
/// <summary>The directory path containing the current save's data (if a save is loaded).</summary>
private static string RawSavePath => Context.IsSaveLoaded ? Path.Combine(Constants.SavesPath, Constants.GetSaveFolderName()) : null;
/// <summary>Whether the directory containing the current save's data exists on disk.</summary>
private static bool SavePathReady => Context.IsSaveLoaded && Directory.Exists(Constants.RawSavePath);
/*********
** Accessors
*********/
/****
** Public
****/
/// <summary>SMAPI's current semantic version.</summary>
public static ISemanticVersion ApiVersion { get; } = new Toolkit.SemanticVersion("2.10.0");
/// <summary>The minimum supported version of Stardew Valley.</summary>
public static ISemanticVersion MinimumGameVersion { get; } = new GameVersion("1.3.32");
/// <summary>The maximum supported version of Stardew Valley.</summary>
public static ISemanticVersion MaximumGameVersion { get; } = null;
/// <summary>The target game platform.</summary>
public static GamePlatform TargetPlatform => (GamePlatform)Constants.Platform;
/// <summary>The path to the game folder.</summary>
public static string ExecutionPath { get; } = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
/// <summary>The directory path containing Stardew Valley's app data.</summary>
public static string DataPath { get; } = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "StardewValley");
/// <summary>The directory path in which error logs should be stored.</summary>
public static string LogDir { get; } = Path.Combine(Constants.DataPath, "ErrorLogs");
/// <summary>The directory path where all saves are stored.</summary>
public static string SavesPath { get; } = Path.Combine(Constants.DataPath, "Saves");
/// <summary>The directory name containing the current save's data (if a save is loaded and the directory exists).</summary>
public static string SaveFolderName => Context.IsSaveLoaded ? Constants.GetSaveFolderName() : "";
/// <summary>The directory path containing the current save's data (if a save is loaded and the directory exists).</summary>
public static string CurrentSavePath => Constants.SavePathReady ? Path.Combine(Constants.SavesPath, Constants.GetSaveFolderName()) : "";
/****
** Internal
****/
/// <summary>The URL of the SMAPI home page.</summary>
internal const string HomePageUrl = "https://smapi.io";
/// <summary>The absolute path to the folder containing SMAPI's internal files.</summary>
internal static readonly string InternalFilesPath = Program.DllSearchPath;
/// <summary>The file path for the SMAPI configuration file.</summary>
internal static string ApiConfigPath => Path.Combine(Constants.InternalFilesPath, "StardewModdingAPI.config.json");
/// <summary>The file path for the SMAPI metadata file.</summary>
internal static string ApiMetadataPath => Path.Combine(Constants.InternalFilesPath, "StardewModdingAPI.metadata.json");
/// <summary>The filename prefix used for all SMAPI logs.</summary>
internal static string LogNamePrefix { get; } = "SMAPI-";
/// <summary>The filename for SMAPI's main log, excluding the <see cref="LogExtension"/>.</summary>
internal static string LogFilename { get; } = $"{Constants.LogNamePrefix}latest";
/// <summary>The filename extension for SMAPI log files.</summary>
internal static string LogExtension { get; } = "txt";
/// <summary>The file path for the log containing the previous fatal crash, if any.</summary>
internal static string FatalCrashLog => Path.Combine(Constants.LogDir, "SMAPI-crash.txt");
/// <summary>The file path which stores a fatal crash message for the next run.</summary>
internal static string FatalCrashMarker => Path.Combine(Constants.InternalFilesPath, "StardewModdingAPI.crash.marker");
/// <summary>The file path which stores the detected update version for the next run.</summary>
internal static string UpdateMarker => Path.Combine(Constants.InternalFilesPath, "StardewModdingAPI.update.marker");
/// <summary>The default full path to search for mods.</summary>
internal static string DefaultModsPath { get; } = Path.Combine(Constants.ExecutionPath, "Mods");
/// <summary>The actual full path to search for mods.</summary>
internal static string ModsPath { get; set; }
/// <summary>The game's current semantic version.</summary>
internal static ISemanticVersion GameVersion { get; } = new GameVersion(Constants.GetGameVersion());
/// <summary>The target game platform.</summary>
internal static Platform Platform { get; } = EnvironmentUtility.DetectPlatform();
/// <summary>The game's assembly name.</summary>
internal static string GameAssemblyName => Constants.Platform == Platform.Windows ? "Stardew Valley" : "StardewValley";
/*********
** Internal methods
*********/
/// <summary>Get the SMAPI version to recommend for an older game version, if any.</summary>
/// <param name="version">The game version to search.</param>
/// <returns>Returns the compatible SMAPI version, or <c>null</c> if none was found.</returns>
internal static ISemanticVersion GetCompatibleApiVersion(ISemanticVersion version)
{
switch (version.ToString())
{
case "1.3.28":
return new SemanticVersion(2, 7, 0);
case "1.2.30":
case "1.2.31":
case "1.2.32":
case "1.2.33":
return new SemanticVersion(2, 5, 5);
}
return null;
}
/// <summary>Get metadata for mapping assemblies to the current platform.</summary>
/// <param name="targetPlatform">The target game platform.</param>
internal static PlatformAssemblyMap GetAssemblyMap(Platform targetPlatform)
{
// get assembly changes needed for platform
string[] removeAssemblyReferences;
Assembly[] targetAssemblies;
switch (targetPlatform)
{
case Platform.Linux:
case Platform.Mac:
removeAssemblyReferences = new[]
{
"Netcode",
"Stardew Valley",
"Microsoft.Xna.Framework",
"Microsoft.Xna.Framework.Game",
"Microsoft.Xna.Framework.Graphics",
"Microsoft.Xna.Framework.Xact"
};
targetAssemblies = new[]
{
typeof(StardewValley.Game1).Assembly, // note: includes Netcode types on Linux/Mac
typeof(Microsoft.Xna.Framework.Vector2).Assembly
};
break;
case Platform.Windows:
removeAssemblyReferences = new[]
{
"StardewValley",
"MonoGame.Framework"
};
targetAssemblies = new[]
{
typeof(Netcode.NetBool).Assembly,
typeof(StardewValley.Game1).Assembly,
typeof(Microsoft.Xna.Framework.Vector2).Assembly,
typeof(Microsoft.Xna.Framework.Game).Assembly,
typeof(Microsoft.Xna.Framework.Graphics.SpriteBatch).Assembly
};
break;
default:
throw new InvalidOperationException($"Unknown target platform '{targetPlatform}'.");
}
return new PlatformAssemblyMap(targetPlatform, removeAssemblyReferences, targetAssemblies);
}
/*********
** Private methods
*********/
/// <summary>Get the name of a save directory for the current player.</summary>
private static string GetSaveFolderName()
{
string prefix = new string(Game1.player.Name.Where(char.IsLetterOrDigit).ToArray());
return $"{prefix}_{Game1.uniqueIDForThisGame}";
}
/// <summary>Get the game's current version string.</summary>
private static string GetGameVersion()
{
// we need reflection because it's a constant, so SMAPI's references to it are inlined at compile-time
FieldInfo field = typeof(Game1).GetField(nameof(Game1.version), BindingFlags.Public | BindingFlags.Static);
if (field == null)
throw new InvalidOperationException($"The {nameof(Game1)}.{nameof(Game1.version)} field could not be found.");
return (string)field.GetValue(null);
}
}
}
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