/**
 * File Analyzer MCP Server
 *
 * This MCP server analyzes files for code quality, security issues, and performance optimizations.
 */

const { createServer } = require("@modelcontextprotocol/server")

// Create an MCP server
const server = createServer({
	name: "file-analyzer",
	description: "Analyzes files for code quality, security issues, and performance optimizations",
	version: "1.0.0",
	tools: [
		{
			name: "analyze_file",
			description: "Analyzes a file for code quality, security issues, and performance optimizations",
			parameters: {
				type: "object",
				properties: {
					file_path: {
						type: "string",
						description: "Path to the file to analyze",
					},
					analysis_type: {
						type: "string",
						enum: ["quality", "security", "performance", "all"],
						description: "Type of analysis to perform",
					},
				},
				required: ["file_path"],
			},
			handler: async ({ file_path, analysis_type = "all" }) => {
				try {
					// In a real implementation, this would use actual code analysis tools
					// For this example, we'll just return some mock results

					const mockResults = {
						quality: {
							issues: [
								{
									severity: "warning",
									message: "Function is too complex (cyclomatic complexity: 15)",
									line: 42,
								},
								{
									severity: "info",
									message: "Consider adding more comments to this section",
									line: 78,
								},
							],
							score: 85,
						},
						security: {
							issues: [
								{ severity: "critical", message: "Potential SQL injection vulnerability", line: 123 },
								{ severity: "warning", message: "Insecure random number generation", line: 56 },
							],
							score: 70,
						},
						performance: {
							issues: [
								{ severity: "warning", message: "Inefficient loop could be optimized", line: 92 },
								{ severity: "info", message: "Consider memoizing this function", line: 105 },
							],
							score: 90,
						},
					}

					// Return only the requested analysis types
					if (analysis_type === "all") {
						return {
							file_path,
							results: mockResults,
							summary: "Analysis complete. Found issues in quality, security, and performance.",
						}
					} else {
						return {
							file_path,
							results: { [analysis_type]: mockResults[analysis_type] },
							summary: `Analysis complete. Found ${mockResults[analysis_type].issues.length} issues in ${analysis_type}.`,
						}
					}
				} catch (error) {
					return {
						error: `Failed to analyze file: ${error.message}`,
					}
				}
			},
		},

		{
			name: "get_file_stats",
			description: "Gets statistics about a file",
			parameters: {
				type: "object",
				properties: {
					file_path: {
						type: "string",
						description: "Path to the file to get statistics for",
					},
				},
				required: ["file_path"],
			},
			handler: async ({ file_path }) => {
				try {
					// In a real implementation, this would use actual file system operations
					// For this example, we'll just return some mock results

					return {
						file_path,
						stats: {
							lines_of_code: 250,
							comment_lines: 45,
							blank_lines: 30,
							functions: 12,
							classes: 3,
							complexity: "medium",
						},
					}
				} catch (error) {
					return {
						error: `Failed to get file statistics: ${error.message}`,
					}
				}
			},
		},
	],
})

// Start the server
server.listen(3000, () => {
	console.log("File Analyzer MCP server is running on port 3000")
})
