import type { ChatType } from "../chat-type.js";
import { normalizeChatChannelId } from "../registry.js";
import { getChannelPlugin, normalizeChannelId } from "./registry.js";

export type ParsedChannelExplicitTarget = {
  to: string;
  threadId?: string | number;
  chatType?: ChatType;
};

function parseWithPlugin(
  rawChannel: string,
  rawTarget: string,
): ParsedChannelExplicitTarget | null {
  const channel = normalizeChatChannelId(rawChannel) ?? normalizeChannelId(rawChannel);
  if (!channel) {
    return null;
  }
  return getChannelPlugin(channel)?.messaging?.parseExplicitTarget?.({ raw: rawTarget }) ?? null;
}

export function parseExplicitTargetForChannel(
  channel: string,
  rawTarget: string,
): ParsedChannelExplicitTarget | null {
  return parseWithPlugin(channel, rawTarget);
}