<?php

namespace App\Http\Controllers\Intercom;

use App\Http\Controllers\Controller;
use App\Models\IntercomCall;

class UIController extends Controller
{
    // Dashboard operator pusat. Data real-time diambil via JS polling ke /api/v1/intercom/*.
    public function index()
    {
        return view('Intercom.UI.index');
    }

    // Streaming/download rekaman per sesi. File ditulis Go relay (STORE_DIR).
    public function recording($id)
    {
        $call = IntercomCall::findOrFail($id);

        if (!$call->recording_path) {
            abort(404, 'Belum ada rekaman untuk sesi ini');
        }

        $path = $call->recording_path;

        // Amankan: hanya basename, cari di kandidat folder (relatif project + /opt).
        $candidates = [
            $path,
            storage_path('app/intercom/' . basename($path)),
            '/opt/intercom-relay/storage/' . basename($path),
        ];

        $real = null;
        foreach ($candidates as $c) {
            if ($c && is_file($c)) {
                $real = $c;
                break;
            }
        }

        if (!$real) {
            abort(404, 'File rekaman tidak ditemukan di server: ' . basename($path));
        }

        // File dari Go relay berupa raw PCM 16kHz mono 16-bit.
        // Disajikan sebagai octet-stream biar bisa di-download / ffplay.
        // Nanti kalau relay sudah tulis header WAV, ganti ke audio/wav.
        return response()->file($real, [
            'Content-Type' => 'application/octet-stream',
            'Content-Disposition' => 'attachment; filename="' . basename($real) . '"',
        ]);
    }
}