feat: Unity Asset Store compliance with post-installation dependency setup

UnityMcpBridge/Editor/Dependencies/DependencyManager.cs

@@ -0,0 +1,308 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using MCPForUnity.Editor.Dependencies.Models;
+using MCPForUnity.Editor.Dependencies.PlatformDetectors;
+using MCPForUnity.Editor.Helpers;
+using UnityEditor;
+using UnityEngine;
+
+namespace MCPForUnity.Editor.Dependencies
+{
+    /// <summary>
+    /// Main orchestrator for dependency validation and management
+    /// </summary>
+    public static class DependencyManager
+    {
+        private static readonly List<IPlatformDetector> _detectors = new List<IPlatformDetector>
+        {
+            new WindowsPlatformDetector(),
+            new MacOSPlatformDetector(),
+            new LinuxPlatformDetector()
+        };
+
+        private static IPlatformDetector _currentDetector;
+
+        /// <summary>
+        /// Get the platform detector for the current operating system
+        /// </summary>
+        public static IPlatformDetector GetCurrentPlatformDetector()
+        {
+            if (_currentDetector == null)
+            {
+                _currentDetector = _detectors.FirstOrDefault(d => d.CanDetect);
+                if (_currentDetector == null)
+                {
+                    throw new PlatformNotSupportedException($"No detector available for current platform: {RuntimeInformation.OSDescription}");
+                }
+            }
+            return _currentDetector;
+        }
+
+        /// <summary>
+        /// Perform a comprehensive dependency check
+        /// </summary>
+        public static DependencyCheckResult CheckAllDependencies()
+        {
+            var result = new DependencyCheckResult();
+
+            try
+            {
+                var detector = GetCurrentPlatformDetector();
+                McpLog.Info($"Checking dependencies on {detector.PlatformName}...", always: false);
+
+                // Check Python
+                var pythonStatus = detector.DetectPython();
+                result.Dependencies.Add(pythonStatus);
+
+                // Check UV
+                var uvStatus = detector.DetectUV();
+                result.Dependencies.Add(uvStatus);
+
+                // Check MCP Server
+                var serverStatus = detector.DetectMCPServer();
+                result.Dependencies.Add(serverStatus);
+
+                // Generate summary and recommendations
+                result.GenerateSummary();
+                GenerateRecommendations(result, detector);
+
+                McpLog.Info($"Dependency check completed. System ready: {result.IsSystemReady}", always: false);
+            }
+            catch (Exception ex)
+            {
+                McpLog.Error($"Error during dependency check: {ex.Message}");
+                result.Summary = $"Dependency check failed: {ex.Message}";
+                result.IsSystemReady = false;
+            }
+
+            return result;
+        }
+
+        /// <summary>
+        /// Quick check if system is ready for MCP operations
+        /// </summary>
+        public static bool IsSystemReady()
+        {
+            try
+            {
+                var result = CheckAllDependencies();
+                return result.IsSystemReady;
+            }
+            catch
+            {
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// Get a summary of missing dependencies
+        /// </summary>
+        public static string GetMissingDependenciesSummary()
+        {
+            try
+            {
+                var result = CheckAllDependencies();
+                var missing = result.GetMissingRequired();
+
+                if (missing.Count == 0)
+                {
+                    return "All required dependencies are available.";
+                }
+
+                var names = missing.Select(d => d.Name).ToArray();
+                return $"Missing required dependencies: {string.Join(", ", names)}";
+            }
+            catch (Exception ex)
+            {
+                return $"Error checking dependencies: {ex.Message}";
+            }
+        }
+
+        /// <summary>
+        /// Check if a specific dependency is available
+        /// </summary>
+        public static bool IsDependencyAvailable(string dependencyName)
+        {
+            try
+            {
+                var detector = GetCurrentPlatformDetector();
+
+                return dependencyName.ToLowerInvariant() switch
+                {
+                    "python" => detector.DetectPython().IsAvailable,
+                    "uv" => detector.DetectUV().IsAvailable,
+                    "mcpserver" or "mcp-server" => detector.DetectMCPServer().IsAvailable,
+                    _ => false
+                };
+            }
+            catch
+            {
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// Get installation recommendations for the current platform
+        /// </summary>
+        public static string GetInstallationRecommendations()
+        {
+            try
+            {
+                var detector = GetCurrentPlatformDetector();
+                return detector.GetInstallationRecommendations();
+            }
+            catch (Exception ex)
+            {
+                return $"Error getting installation recommendations: {ex.Message}";
+            }
+        }
+
+        /// <summary>
+        /// Get platform-specific installation URLs
+        /// </summary>
+        public static (string pythonUrl, string uvUrl) GetInstallationUrls()
+        {
+            try
+            {
+                var detector = GetCurrentPlatformDetector();
+                return (detector.GetPythonInstallUrl(), detector.GetUVInstallUrl());
+            }
+            catch
+            {
+                return ("https://python.org/downloads/", "https://docs.astral.sh/uv/getting-started/installation/");
+            }
+        }
+
+        /// <summary>
+        /// Validate that the MCP server can be started
+        /// </summary>
+        public static bool ValidateMCPServerStartup()
+        {
+            try
+            {
+                // Check if Python and UV are available
+                if (!IsDependencyAvailable("python") || !IsDependencyAvailable("uv"))
+                {
+                    return false;
+                }
+
+                // Try to ensure server is installed
+                ServerInstaller.EnsureServerInstalled();
+
+                // Check if server files exist
+                var serverStatus = GetCurrentPlatformDetector().DetectMCPServer();
+                return serverStatus.IsAvailable;
+            }
+            catch (Exception ex)
+            {
+                McpLog.Error($"Error validating MCP server startup: {ex.Message}");
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// Attempt to repair the Python environment
+        /// </summary>
+        public static bool RepairPythonEnvironment()
+        {
+            try
+            {
+                McpLog.Info("Attempting to repair Python environment...");
+                return ServerInstaller.RepairPythonEnvironment();
+            }
+            catch (Exception ex)
+            {
+                McpLog.Error($"Error repairing Python environment: {ex.Message}");
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// Get detailed dependency information for diagnostics
+        /// </summary>
+        public static string GetDependencyDiagnostics()
+        {
+            try
+            {
+                var result = CheckAllDependencies();
+                var detector = GetCurrentPlatformDetector();
+
+                var diagnostics = new System.Text.StringBuilder();
+                diagnostics.AppendLine($"Platform: {detector.PlatformName}");
+                diagnostics.AppendLine($"Check Time: {result.CheckedAt:yyyy-MM-dd HH:mm:ss} UTC");
+                diagnostics.AppendLine($"System Ready: {result.IsSystemReady}");
+                diagnostics.AppendLine();
+
+                foreach (var dep in result.Dependencies)
+                {
+                    diagnostics.AppendLine($"=== {dep.Name} ===");
+                    diagnostics.AppendLine($"Available: {dep.IsAvailable}");
+                    diagnostics.AppendLine($"Required: {dep.IsRequired}");
+
+                    if (!string.IsNullOrEmpty(dep.Version))
+                        diagnostics.AppendLine($"Version: {dep.Version}");
+
+                    if (!string.IsNullOrEmpty(dep.Path))
+                        diagnostics.AppendLine($"Path: {dep.Path}");
+
+                    if (!string.IsNullOrEmpty(dep.Details))
+                        diagnostics.AppendLine($"Details: {dep.Details}");
+
+                    if (!string.IsNullOrEmpty(dep.ErrorMessage))
+                        diagnostics.AppendLine($"Error: {dep.ErrorMessage}");
+
+                    diagnostics.AppendLine();
+                }
+
+                if (result.RecommendedActions.Count > 0)
+                {
+                    diagnostics.AppendLine("=== Recommended Actions ===");
+                    foreach (var action in result.RecommendedActions)
+                    {
+                        diagnostics.AppendLine($"- {action}");
+                    }
+                }
+
+                return diagnostics.ToString();
+            }
+            catch (Exception ex)
+            {
+                return $"Error generating diagnostics: {ex.Message}";
+            }
+        }
+
+        private static void GenerateRecommendations(DependencyCheckResult result, IPlatformDetector detector)
+        {
+            var missing = result.GetMissingDependencies();
+
+            if (missing.Count == 0)
+            {
+                result.RecommendedActions.Add("All dependencies are available. You can start using MCP for Unity.");
+                return;
+            }
+
+            foreach (var dep in missing)
+            {
+                if (dep.Name == "Python")
+                {
+                    result.RecommendedActions.Add($"Install Python 3.10+ from: {detector.GetPythonInstallUrl()}");
+                }
+                else if (dep.Name == "UV Package Manager")
+                {
+                    result.RecommendedActions.Add($"Install UV package manager from: {detector.GetUVInstallUrl()}");
+                }
+                else if (dep.Name == "MCP Server")
+                {
+                    result.RecommendedActions.Add("MCP Server will be installed automatically when needed.");
+                }
+            }
+
+            if (result.GetMissingRequired().Count > 0)
+            {
+                result.RecommendedActions.Add("Use the Setup Wizard (Window > MCP for Unity > Setup Wizard) for guided installation.");
+            }
+        }
+    }
+}