mcp-appium-visual/dist/launcher.js

MCP Server for Appium mobile automation with visual recovery

#!/usr/bin/env node
import { spawn } from "child_process";
import * as path from "path";
import { fileURLToPath } from "url";
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
/**
 * Launcher for MCP-Appium that handles starting both the Appium server and the MCP server
 */
class McpAppiumLauncher {
    constructor() {
        this.appiumProcess = null;
        this.mcpServerProcess = null;
        this.appiumPort = 4723;
        this.isAppiumRunning = false;
    }
    /**
     * Start the Appium server
     */
    startAppium() {
        console.log("Starting Appium server...");
        this.appiumProcess = spawn("appium", [
            "--port",
            this.appiumPort.toString(),
            "--log-level",
            "info",
            "--log-timestamp",
        ]);
        this.appiumProcess.stdout?.on("data", (data) => {
            const output = data.toString();
            console.log(`[Appium] ${output}`);
            if (output.includes("Appium REST http interface listener started")) {
                this.isAppiumRunning = true;
                console.log(`Appium server started successfully on port ${this.appiumPort}`);
                this.startMcpServer();
            }
        });
        this.appiumProcess.stderr?.on("data", (data) => {
            console.error(`[Appium Error] ${data.toString()}`);
        });
        this.appiumProcess.on("close", (code) => {
            console.log(`Appium server exited with code ${code}`);
            this.isAppiumRunning = false;
            this.cleanup();
        });
    }
    /**
     * Start the MCP server
     */
    startMcpServer() {
        console.log("Starting MCP-Appium server...");
        const serverPath = path.resolve(__dirname, "index.js");
        this.mcpServerProcess = spawn("node", [serverPath]);
        this.mcpServerProcess.stdout?.on("data", (data) => {
            // MCP server uses stdout for communication, so we don't log it
        });
        this.mcpServerProcess.stderr?.on("data", (data) => {
            console.log(`[MCP-Appium] ${data.toString()}`);
        });
        this.mcpServerProcess.on("close", (code) => {
            console.log(`MCP-Appium server exited with code ${code}`);
            this.cleanup();
        });
        console.log("MCP-Appium server started and ready to accept connections");
        console.log("");
        console.log("To use with Claude Desktop:");
        console.log("1. Update your claude_desktop_config.json to include this server");
        console.log("2. Restart Claude Desktop");
        console.log("");
        console.log("Press Ctrl+C to stop both servers");
    }
    /**
     * Clean up processes when shutting down
     */
    cleanup() {
        if (this.appiumProcess && !this.appiumProcess.killed) {
            this.appiumProcess.kill();
            this.appiumProcess = null;
        }
        if (this.mcpServerProcess && !this.mcpServerProcess.killed) {
            this.mcpServerProcess.kill();
            this.mcpServerProcess = null;
        }
        process.exit();
    }
    /**
     * Start the launcher
     */
    start() {
        // Handle process termination
        process.on("SIGINT", () => {
            console.log("Shutting down...");
            this.cleanup();
        });
        process.on("SIGTERM", () => {
            console.log("Shutting down...");
            this.cleanup();
        });
        // Start servers
        this.startAppium();
    }
}
// Create and start the launcher
const launcher = new McpAppiumLauncher();
launcher.start();
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