// src/index.ts
import { Hookified } from "hookified";

// src/memory/message.ts
var defaultMemoryId = "@qified/memory";
var MemoryMessageProvider = class {
  _subscriptions;
  _id;
  /**
   * Creates an instance of MemoryMessageProvider.
   * @param {MemoryMessageProviderOptions} options - Optional configuration for the provider.
   */
  constructor(options) {
    this._subscriptions = /* @__PURE__ */ new Map();
    this._id = options?.id ?? defaultMemoryId;
  }
  /**
   * Gets the provider ID for the memory message provider.
   * @returns {string} The provider ID.
   */
  get id() {
    return this._id;
  }
  /**
   * Sets the provider ID for the memory message provider.
   * @param {string} id The new provider ID.
   */
  set id(id) {
    this._id = id;
  }
  /**
   * Gets the subscriptions map for all topics.
   * @returns {Map<string, TopicHandler[]>} The subscriptions map.
   */
  get subscriptions() {
    return this._subscriptions;
  }
  /**
   * Sets the subscriptions map.
   * @param {Map<string, TopicHandler[]>} value The new subscriptions map.
   */
  set subscriptions(value) {
    this._subscriptions = value;
  }
  /**
   * Publishes a message to a specified topic.
   * All handlers subscribed to the topic will be called synchronously in order.
   * @param {string} topic The topic to publish the message to.
   * @param {Message} message The message to publish.
   * @returns {Promise<void>} A promise that resolves when all handlers have been called.
   */
  async publish(topic, message) {
    const messageWithProvider = {
      ...message,
      providerId: this._id
    };
    const subscriptions = this._subscriptions.get(topic) ?? [];
    for (const subscription of subscriptions) {
      await subscription.handler(messageWithProvider);
    }
  }
  /**
   * Subscribes to a specified topic.
   * @param {string} topic The topic to subscribe to.
   * @param {TopicHandler} handler The handler to process incoming messages.
   * @returns {Promise<void>} A promise that resolves when the subscription is complete.
   */
  async subscribe(topic, handler) {
    if (!this._subscriptions.has(topic)) {
      this._subscriptions.set(topic, []);
    }
    this._subscriptions.get(topic)?.push(handler);
  }
  /**
   * Unsubscribes from a specified topic.
   * If an ID is provided, only the handler with that ID is removed.
   * If no ID is provided, all handlers for the topic are removed.
   * @param {string} topic The topic to unsubscribe from.
   * @param {string} [id] Optional identifier for the subscription to remove.
   * @returns {Promise<void>} A promise that resolves when the unsubscription is complete.
   */
  async unsubscribe(topic, id) {
    if (id) {
      const subscriptions = this._subscriptions.get(topic);
      if (subscriptions) {
        this._subscriptions.set(
          topic,
          subscriptions.filter((sub) => sub.id !== id)
        );
      }
    } else {
      this._subscriptions.delete(topic);
    }
  }
  /**
   * Disconnects and clears all subscriptions.
   * @returns {Promise<void>} A promise that resolves when the disconnection is complete.
   */
  async disconnect() {
    this._subscriptions.clear();
  }
};

// src/index.ts
var QifiedEvents = /* @__PURE__ */ ((QifiedEvents2) => {
  QifiedEvents2["error"] = "error";
  QifiedEvents2["info"] = "info";
  QifiedEvents2["warn"] = "warn";
  QifiedEvents2["publish"] = "publish";
  QifiedEvents2["subscribe"] = "subscribe";
  QifiedEvents2["unsubscribe"] = "unsubscribe";
  QifiedEvents2["disconnect"] = "disconnect";
  return QifiedEvents2;
})(QifiedEvents || {});
var Qified = class extends Hookified {
  _messageProviders = [];
  /**
   * Creates an instance of Qified.
   * @param {QifiedOptions} options - Optional configuration for Qified.
   */
  constructor(options) {
    super(options);
    if (options?.messageProviders) {
      if (Array.isArray(options?.messageProviders)) {
        this._messageProviders = options.messageProviders;
      } else {
        this._messageProviders = [options?.messageProviders];
      }
    }
  }
  /**
   * Gets or sets the message providers.
   * @returns {MessageProvider[]} The array of message providers.
   */
  get messageProviders() {
    return this._messageProviders;
  }
  /**
   * Sets the message providers.
   * @param {MessageProvider[]} providers - The array of message providers to set.
   */
  set messageProviders(providers) {
    this._messageProviders = providers;
  }
  /**
   * Subscribes to a topic. If you have multiple message providers, it will subscribe to the topic on all of them.
   * @param {string} topic - The topic to subscribe to.
   * @param {TopicHandler} handler - The handler to call when a message is published to the topic.
   */
  async subscribe(topic, handler) {
    try {
      const promises = this._messageProviders.map(
        async (provider) => provider.subscribe(topic, handler)
      );
      await Promise.all(promises);
      this.emit("subscribe" /* subscribe */, { topic, handler });
    } catch (error) {
      this.emit("error" /* error */, error);
    }
  }
  /**
   * Publishes a message to a topic. If you have multiple message providers, it will publish the message to all of them.
   * @param {string} topic - The topic to publish to.
   * @param {Message} message - The message to publish.
   */
  async publish(topic, message) {
    try {
      const promises = this._messageProviders.map(
        async (provider) => provider.publish(topic, message)
      );
      await Promise.all(promises);
      this.emit("publish" /* publish */, { topic, message });
    } catch (error) {
      this.emit("error" /* error */, error);
    }
  }
  /**
   * Unsubscribes from a topic. If you have multiple message providers, it will unsubscribe from the topic on all of them.
   * If an ID is provided, it will unsubscribe only that handler. If no ID is provided, it will unsubscribe all handlers for the topic.
   * @param topic - The topic to unsubscribe from.
   * @param id - The optional ID of the handler to unsubscribe. If not provided, all handlers for the topic will be unsubscribed.
   */
  async unsubscribe(topic, id) {
    try {
      const promises = this._messageProviders.map(
        async (provider) => provider.unsubscribe(topic, id)
      );
      await Promise.all(promises);
      this.emit("unsubscribe" /* unsubscribe */, { topic, id });
    } catch (error) {
      this.emit("error" /* error */, error);
    }
  }
  /**
   * Disconnects from all providers.
   * This method will call the `disconnect` method on each message provider.
   */
  async disconnect() {
    try {
      const promises = this._messageProviders.map(
        async (provider) => provider.disconnect()
      );
      await Promise.all(promises);
      this._messageProviders = [];
      this.emit("disconnect" /* disconnect */);
    } catch (error) {
      this.emit("error" /* error */, error);
    }
  }
};
export {
  MemoryMessageProvider,
  Qified,
  QifiedEvents
};
