marketing-post-generator-mcp/dist/core/container/DIContainer.js

A powerful MCP server for AI-powered marketing blog post generation with Claude integration

// Dependency Injection Container for the Marketing Post Generator MCP
export class DIContainer {
    services = new Map();
    factories = new Map();
    singletons = new Set();
    /**
     * Register a service factory with the container
     */
    register(token, factory, singleton = true) {
        this.factories.set(token, factory);
        if (singleton) {
            this.singletons.add(token);
        }
    }
    /**
     * Resolve a service from the container
     */
    resolve(token) {
        // Return cached instance for singletons
        if (this.singletons.has(token) && this.services.has(token)) {
            return this.services.get(token);
        }
        const factory = this.factories.get(token);
        if (!factory) {
            throw new Error(`Service not registered: ${token}`);
        }
        const instance = factory();
        // Cache singleton instances
        if (this.singletons.has(token)) {
            this.services.set(token, instance);
        }
        return instance;
    }
    /**
     * Check if a service is registered
     */
    has(token) {
        return this.factories.has(token);
    }
    /**
     * Clear all services and factories
     */
    clear() {
        this.services.clear();
        this.factories.clear();
        this.singletons.clear();
    }
    /**
     * Get all registered service tokens
     */
    getRegisteredTokens() {
        return Array.from(this.factories.keys());
    }
}
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