#!/usr/bin/env node

require("dotenv").config();
const axios = require("axios");

const baseUrl = (process.env.CAPTION_TEST_BASE_URL || process.env.BASE_URL || "http://localhost:3000").replace(/\/+$/, "");
const ingestUrl = `${baseUrl}/live-captions/ingest`;
const intervalMs = 6000;

const samples = [
    {
        original: "Bienvenidos a nuestro servicio de adoracion.",
        es: "Bienvenidos a nuestro servicio de adoracion.",
        en: "Welcome to our worship service.",
        fr: "Bienvenue a notre service de louange.",
    },
    {
        original: "Leamos juntos en el Salmo 23.",
        es: "Leamos juntos en el Salmo 23.",
        en: "Let us read together in Psalm 23.",
        fr: "Lisons ensemble le Psaume 23.",
    },
    {
        original: "Dios es fiel en todo tiempo.",
        es: "Dios es fiel en todo tiempo.",
        en: "God is faithful at all times.",
        fr: "Dieu est fidele en tout temps.",
    },
    {
        original: "Tomemos un momento para orar.",
        es: "Tomemos un momento para orar.",
        en: "Let us take a moment to pray.",
        fr: "Prenons un moment pour prier.",
    },
];

let sampleIndex = 0;
let timer = null;

const postPayload = async (payload) => {
    const kind = payload?.draft ? "draft" : "final";

    try {
        const response = await axios.post(ingestUrl, payload, {
            headers: { "Content-Type": "application/json" },
            timeout: 10000,
        });
        const seq = response?.data?.caption?.sequence || response?.data?.latestSequence || "?";
        const text = payload?.draft || payload?.original || "";
        console.log(`[live-captions:test-sender] sent ${kind} sequence=${seq} text="${text}"`);
    } catch (error) {
        const status = error?.response?.status;
        const body = error?.response?.data;
        const message = error?.message || "request failed";
        console.error("[live-captions:test-sender] send failed", { status, body, message });
    }
};

const sendNextSample = async () => {
    const payload = samples[sampleIndex];

    const draftWords = String(payload?.original || "").split(" ").filter(Boolean);
    if (draftWords.length > 2) {
        await postPayload({ draft: draftWords.slice(0, 2).join(" ") });
        await new Promise((resolve) => setTimeout(resolve, 550));
        await postPayload({ draft: draftWords.slice(0, 4).join(" ") });
        await new Promise((resolve) => setTimeout(resolve, 550));
    }

    await postPayload(payload);
    sampleIndex = (sampleIndex + 1) % samples.length;
};

const start = async () => {
    console.log(`[live-captions:test-sender] posting to ${ingestUrl} every ${intervalMs / 1000}s`);
    await sendNextSample();
    timer = setInterval(sendNextSample, intervalMs);
};

const shutdown = () => {
    if (timer) clearInterval(timer);
    console.log("[live-captions:test-sender] stopped");
    process.exit(0);
};

process.on("SIGINT", shutdown);
process.on("SIGTERM", shutdown);

start();