feat: Mod Loader 安装

PCL.Mac.Core/Minecraft/Launch/MinecraftLauncher.swift

@@ -30,7 +30,7 @@ public class MinecraftLauncher {
             "library_directory": librariesURL.path,
 
             "auth_player_name": options.profile.name,
-            "version_name": manifest.id,
+            "version_name": options.runningDirectory.lastPathComponent,
             "game_directory": runningDirectory.path,
             "assets_root": librariesURL.deletingLastPathComponent().appending(path: "assets").path,
             "assets_index_name": manifest.assetIndex.id,
@@ -54,21 +54,14 @@ public class MinecraftLauncher {
         arguments.append(contentsOf: manifest.jvmArguments.flatMap { $0.rules.allSatisfy { $0.test(with: options) } ? $0.value : [] })
         arguments.append(manifest.mainClass)
         arguments.append(contentsOf: manifest.gameArguments.flatMap { $0.rules.allSatisfy { $0.test(with: options) } ? $0.value : [] })
-        arguments = arguments.map(replaceWithValue(_:))
+        arguments = arguments.map { Utils.replace($0, withValues: values) }
         process.arguments = arguments
 
-        // accessToken 打码
-        // arguments 不会再被使用了，可以直接修改
-        if let accessTokenIndex: Int = arguments.firstIndex(of: "--accessToken"),
-           accessTokenIndex + 1 < arguments.count {
-            arguments[accessTokenIndex + 1] = "🥚"
-        }
-
         let pipe: Pipe = .init()
         process.standardOutput = pipe
         process.standardError = pipe
 
-        log("正在使用以下参数启动 Minecraft：\(arguments)")
+        log("正在使用以下参数启动 Minecraft：\(arguments.map { $0 == options.accessToken ? "🥚" : $0 })")
         try process.run()
         Self.gameLogQueue.async {
             FileManager.default.createFile(atPath: self.logURL.path, contents: nil)
@@ -92,20 +85,12 @@ public class MinecraftLauncher {
 
     private func buildClasspath() -> String {
         var urls: [URL] = []
-        for library in manifest.libraries {
-            if library.isRulesSatisfied, let artifact = library.artifact {
+        for library in manifest.getLibraries() {
+            if let artifact = library.artifact {
                 urls.append(librariesURL.appending(path: artifact.path))
             }
         }
         urls.append(runningDirectory.appending(path: "\(runningDirectory.lastPathComponent).jar"))
         return urls.map(\.path).joined(separator: ":")
     }
-
-    private func replaceWithValue(_ string: String) -> String {
-        var s: String = string
-        for key in values.keys {
-            s = s.replacingOccurrences(of: "${\(key)}", with: values[key]!)
-        }
-        return s
-    }
 }

PCL.Mac.Core/Minecraft/MinecraftInstance.swift

@@ -114,16 +114,13 @@ public class MinecraftInstance {
     ///   - version: （可选）缓存的版本号。
     /// - Returns: 实例对象。
     public static func load(from runningDirectory: URL) throws -> MinecraftInstance {
+        if FileManager.default.fileExists(atPath: runningDirectory.appending(path: ".incomplete").path) {
+            throw MinecraftError.incomplete
+        }
         // 加载客户端清单
         let manifestURL: URL = runningDirectory.appending(path: "\(runningDirectory.lastPathComponent).json")
         guard FileManager.default.fileExists(atPath: manifestURL.path) else { throw MinecraftError.missingManifest }
-        let manifest: ClientManifest
-        do {
-            manifest = try JSONDecoder.shared.decode(ClientManifest.self, from: Data(contentsOf: manifestURL))
-        } catch {
-            err("加载客户端清单失败：\(error)")
-            throw MinecraftError.unknownManifestFormat
-        }
+        let manifest: ClientManifest = try .load(at: manifestURL)
         // 获取版本
         let version: MinecraftVersion
         if let cachedVersion = VersionCache.version(of: manifestURL) {
@@ -135,6 +132,8 @@ public class MinecraftInstance {
                let json: JSON = try? JSON(data: ArchiveUtils.getEntry(url: jarURL, path: "version.json")) {
                 log("成功解析 version.json")
                 version = .init(json["id"].stringValue)
+            } else if let clVersion: String = manifest.version {
+                version = .init(clVersion)
             } else {
                 warn("\(jarURL.lastPathComponent)!/version.json 不存在或解析失败，使用客户端清单中的 id 作为版本号")
                 version = .init(manifest.id)

PCL.Mac.Core/Minecraft/MinecraftRepository.swift

@@ -73,6 +73,15 @@ public class MinecraftRepository: ObservableObject, Codable, Hashable, Equatable
                 err("加载实例失败：不支持的客户端清单格式。")
                 errorInstances.append(.init(name: content.lastPathComponent, message: "不支持的客户端清单格式。"))
                 continue
+            } catch MinecraftError.incomplete {
+                log("实例未完成安装，正在尝试自动删除")
+                do {
+                    try FileManager.default.removeItem(at: content)
+                } catch {
+                    err("删除失败：\(error.localizedDescription)")
+                    errorInstances.append(.init(name: content.lastPathComponent, message: "该实例未完成安装，且自动删除失败。"))
+                }
+                continue
             } catch {
                 err("加载实例失败：\(error.localizedDescription)")
                 continue

PCL.Mac.Core/Minecraft/ModLoader.swift

@@ -0,0 +1,19 @@
+//
+//  ModLoader.swift
+//  PCL.Mac
+//
+//  Created by 温迪 on 2026/2/11.
+//
+
+import Foundation
+
+public enum ModLoader: CustomStringConvertible {
+    case fabric, forge
+
+    public var description: String {
+        switch self {
+        case .fabric: "Fabric"
+        case .forge: "Forge"
+        }
+    }
+}