/**
 * @module utils/events
 * @description Event creation utility functions
 */

import { NostrEvent, NostrEventKind } from '../types';
import { createEvent } from '../crypto';

/**
 * Creates a text note event
 * @param content - Text content
 * @param pubkey - Public key
 * @returns Created event
 */
export function createTextNoteEvent(content: string, pubkey: string): NostrEvent {
  return createEvent({
    kind: NostrEventKind.TEXT_NOTE,
    content,
    pubkey
  });
}

/**
 * Creates a metadata event
 * @param metadata - User metadata
 * @param pubkey - Public key
 * @returns Created event
 */
export function createMetadataEvent(metadata: Record<string, string>, pubkey: string): NostrEvent {
  return createEvent({
    kind: NostrEventKind.SET_METADATA,
    content: JSON.stringify(metadata),
    pubkey
  });
}

/**
 * Creates a channel message event
 * @param content - Message content
 * @param channelId - Channel ID
 * @param pubkey - Public key
 * @returns Created event
 */
export function createChannelMessageEvent(
  content: string,
  channelId: string,
  pubkey: string
): NostrEvent {
  return createEvent({
    kind: NostrEventKind.CHANNEL_MESSAGE,
    content,
    pubkey,
    tags: [['e', channelId]]
  });
}

/**
 * Creates a direct message event
 * @param content - Message content
 * @param recipientPubKey - Recipient's public key
 * @param pubkey - Sender's public key
 * @returns Created event
 */
export function createDirectMessageEvent(
  content: string,
  recipientPubKey: string,
  pubkey: string
): NostrEvent {
  return createEvent({
    kind: NostrEventKind.ENCRYPTED_DIRECT_MESSAGE,
    content,
    pubkey,
    tags: [['p', recipientPubKey]]
  });
}