mcp-memory-libsql

import { GoogleApiError } from '../../types.js'; interface ServiceConfig { version: string; methods: string[]; scopes: Record<string, string[]>; } export class EndpointValidator { // Registry of supported services and their configurations private readonly serviceRegistry: Record<string, ServiceConfig> = { calendar: { version: 'v3', methods: [ 'events.list', 'events.get', 'events.insert', 'events.update', 'events.delete', 'events.attachments.get', 'events.attachments.upload', 'events.attachments.delete' ], scopes: { 'events.list': ['https://www.googleapis.com/auth/calendar.readonly'], 'events.get': ['https://www.googleapis.com/auth/calendar.readonly'], 'events.insert': ['https://www.googleapis.com/auth/calendar.events'], 'events.update': ['https://www.googleapis.com/auth/calendar.events'], 'events.delete': ['https://www.googleapis.com/auth/calendar.events'], 'events.attachments.get': ['https://www.googleapis.com/auth/calendar.readonly'], 'events.attachments.upload': ['https://www.googleapis.com/auth/calendar.events'], 'events.attachments.delete': ['https://www.googleapis.com/auth/calendar.events'] } }, gmail: { version: 'v1', methods: [ 'users.messages.list', 'users.messages.get', 'users.messages.send', 'users.labels.list', 'users.labels.get', 'users.drafts.list', 'users.drafts.get', 'users.drafts.create', 'users.drafts.update', 'users.drafts.delete' ], scopes: { 'users.messages.list': ['https://www.googleapis.com/auth/gmail.readonly'], 'users.messages.get': ['https://www.googleapis.com/auth/gmail.readonly'], 'users.messages.send': ['https://www.googleapis.com/auth/gmail.send'], 'users.labels.list': ['https://www.googleapis.com/auth/gmail.labels'], 'users.labels.get': ['https://www.googleapis.com/auth/gmail.labels'], 'users.drafts.list': ['https://www.googleapis.com/auth/gmail.readonly'], 'users.drafts.get': ['https://www.googleapis.com/auth/gmail.readonly'], 'users.drafts.create': ['https://www.googleapis.com/auth/gmail.compose'], 'users.drafts.update': ['https://www.googleapis.com/auth/gmail.compose'], 'users.drafts.delete': ['https://www.googleapis.com/auth/gmail.compose'] } }, drive: { version: 'v3', methods: [ 'files.list', 'files.get', 'files.create', 'files.update', 'files.delete', 'files.copy', 'permissions.list', 'permissions.get', 'permissions.create', 'permissions.update', 'permissions.delete' ], scopes: { 'files.list': ['https://www.googleapis.com/auth/drive.readonly'], 'files.get': ['https://www.googleapis.com/auth/drive.readonly'], 'files.create': ['https://www.googleapis.com/auth/drive.file'], 'files.update': ['https://www.googleapis.com/auth/drive.file'], 'files.delete': ['https://www.googleapis.com/auth/drive.file'], 'files.copy': ['https://www.googleapis.com/auth/drive.file'], 'permissions.list': ['https://www.googleapis.com/auth/drive.readonly'], 'permissions.get': ['https://www.googleapis.com/auth/drive.readonly'], 'permissions.create': ['https://www.googleapis.com/auth/drive.file'], 'permissions.update': ['https://www.googleapis.com/auth/drive.file'], 'permissions.delete': ['https://www.googleapis.com/auth/drive.file'] } } }; async validate(endpoint: string): Promise<void> { // Parse endpoint into service and method const [service, ...methodParts] = endpoint.split('.'); const methodName = methodParts.join('.'); // Validate service exists if (!service || !this.serviceRegistry[service]) { throw new GoogleApiError( `Service "${service}" is not supported`, 'INVALID_SERVICE', `Supported services are: ${Object.keys(this.serviceRegistry).join(', ')}` ); } // Validate method exists const serviceConfig = this.serviceRegistry[service]; if (!methodName || !serviceConfig.methods.includes(methodName)) { throw new GoogleApiError( `Method "${methodName}" is not supported for service "${service}"`, 'INVALID_METHOD', `Available methods for ${service} are: ${serviceConfig.methods.join(', ')}` ); } } getRequiredScopes(endpoint: string): string[] { const [service, ...methodParts] = endpoint.split('.'); const methodName = methodParts.join('.'); const serviceConfig = this.serviceRegistry[service]; if (!serviceConfig || !serviceConfig.scopes[methodName]) { return []; } return serviceConfig.scopes[methodName]; } getSupportedServices(): string[] { return Object.keys(this.serviceRegistry); } getSupportedMethods(service: string): string[] { return this.serviceRegistry[service]?.methods || []; } }