refactor: Simplify MCPSession by removing unused properties and methods

src/session.ts

@@ -1,26 +1,14 @@
 import type { BaseConnector } from './connectors/base.js'
-import { logger } from './logging.js'
 
 export class MCPSession {
   readonly connector: BaseConnector
   private autoConnect: boolean
-  private _sessionInfo: Record<string, any> | null = null
-  private _tools: Record<string, any>[] = []
 
   constructor(connector: BaseConnector, autoConnect = true) {
     this.connector = connector
     this.autoConnect = autoConnect
   }
 
-  async open(): Promise<this> {
-    await this.connect()
-    return this
-  }
-
-  async close(): Promise<void> {
-    await this.disconnect()
-  }
-
   async connect(): Promise<void> {
     await this.connector.connect()
   }
@@ -29,38 +17,14 @@ export class MCPSession {
     await this.connector.disconnect()
   }
 
-  async initialize(): Promise<Record<string, any>> {
+  async initialize(): Promise<void> {
     if (!this.isConnected && this.autoConnect) {
       await this.connect()
     }
-
-    this._sessionInfo = await this.connector.initialize() ?? {}
-    await this.discoverTools()
-    return this._sessionInfo
+    await this.connector.initialize()
   }
 
   get isConnected(): boolean {
     return this.connector && this.connector.isClientConnected
   }
-
-  get sessionInfo(): Record<string, any> | null {
-    return this._sessionInfo
-  }
-
-  get tools(): Record<string, any>[] {
-    return this._tools
-  }
-
-  async discoverTools(): Promise<Record<string, any>[]> {
-    this._tools = this.connector.tools
-    return this._tools
-  }
-
-  async callTool(name: string, args: Record<string, any>): Promise<any> {
-    if (!this.isConnected && this.autoConnect) {
-      await this.connect()
-    }
-    logger.debug(`MCPSession calling tool '${name}'`)
-    return await this.connector.callTool(name, args)
-  }
 }