feat(cordis): 接入上下文组合与模组事务热替换

2026-08-16 23:20:40 +08:00
commit ad256f109b
676 changed files with 52168 additions and 0 deletions
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+#nullable enable
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Cysharp.Threading.Tasks;
+using ShrinkApp;
+
+namespace ShrinkContext.AppAdapter
+{
+    /// <summary>
+    /// 把现有 <see cref="IShrinkAppModuleInstaller"/> 包装为 ShrinkContext 组件：
+    /// - inject 由 <c>DependsOn</c> 派生（模块依赖 → 模块键），依赖未就绪时安装器保持非活动等待，
+    ///   而不是像拓扑排序那样直接抛错；
+    /// - provide 发布模块键 <c>app.module.&lt;ModuleId&gt;</c>（安装器 Active 后对依赖者可见）；
+    /// - apply 依次执行 RegisterServices + InitializeAsync，config 必须传入 <see cref="ShrinkAppServices"/>。
+    ///
+    /// 已知边界（后续阶段补齐）：ShrinkAppServices 尚无注销能力，
+    /// 安装器卸载时不会移除已注册的服务；重新激活会重复执行 RegisterServices（同键覆盖）。
+    /// </summary>
+    public sealed class ShrinkAppInstallerComponent : IShrinkComponent
+    {
+        /// <summary>模块键前缀：依赖声明 <c>DependsOn = ["a"]</c> 映射为 <c>app.module.a</c>。</summary>
+        public const string ModuleKeyPrefix = "app.module.";
+
+        private readonly IShrinkAppModuleInstaller _installer;
+        private readonly ShrinkAppSettings? _settings;
+        private readonly string[] _inject;
+
+        public ShrinkAppInstallerComponent(IShrinkAppModuleInstaller installer, ShrinkAppSettings? settings = null)
+        {
+            _installer = installer ?? throw new ArgumentNullException(nameof(installer));
+            _settings = settings;
+            _inject = (installer.DependsOn ?? Array.Empty<string>())
+                .Where(id => !string.IsNullOrWhiteSpace(id))
+                .Select(id => ModuleKeyPrefix + id.Trim())
+                .ToArray();
+        }
+
+        public string Name => "app-installer:" + _installer.ModuleId;
+
+        public IReadOnlyList<string> Inject => _inject;
+
+        public IReadOnlyList<string> Provide => new[] { ModuleKeyPrefix + _installer.ModuleId };
+
+        public IShrinkAppModuleInstaller Installer => _installer;
+
+        public async UniTask ApplyAsync(ShrinkCtx ctx, object? config)
+        {
+            if (config is not ShrinkAppServices services)
+                throw new InvalidOperationException(
+                    $"ShrinkAppInstallerComponent '{_installer.ModuleId}' requires ShrinkAppServices as fiber config.");
+
+            // 先发布模块键再执行安装：装载期绑定对依赖者不可见（提供者须 Active），
+            // 供给冲突（重复 ModuleId）在安装器初始化之前即失败
+            ctx.Set(Provide[0], _installer.ModuleId);
+
+            var appContext = ShrinkAppContext.CreateStandalone(services, _settings);
+            _installer.RegisterServices(appContext);
+            await _installer.InitializeAsync(appContext);
+        }
+    }
+}