import { chunkText } from "../../auto-reply/chunk.js";
import type { ReplyPayload } from "../../auto-reply/types.js";
import type { RuntimeEnv } from "../../runtime.js";
import type { createIMessageRpcClient } from "../client.js";
import { sendMessageIMessage } from "../send.js";

export async function deliverReplies(params: {
  replies: ReplyPayload[];
  target: string;
  client: Awaited<ReturnType<typeof createIMessageRpcClient>>;
  accountId?: string;
  runtime: RuntimeEnv;
  maxBytes: number;
  textLimit: number;
}) {
  const { replies, target, client, runtime, maxBytes, textLimit, accountId } = params;
  for (const payload of replies) {
    const mediaList = payload.mediaUrls ?? (payload.mediaUrl ? [payload.mediaUrl] : []);
    const text = payload.text ?? "";
    if (!text && mediaList.length === 0) continue;
    if (mediaList.length === 0) {
      for (const chunk of chunkText(text, textLimit)) {
        await sendMessageIMessage(target, chunk, {
          maxBytes,
          client,
          accountId,
        });
      }
    } else {
      let first = true;
      for (const url of mediaList) {
        const caption = first ? text : "";
        first = false;
        await sendMessageIMessage(target, caption, {
          mediaUrl: url,
          maxBytes,
          client,
          accountId,
        });
      }
    }
    runtime.log?.(`imessage: delivered reply to ${target}`);
  }
}