/*
Copyright 2025 New Vector Ltd.

SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
Please see LICENSE in the repository root for full details.
*/

import { defineConfig, mergeConfig } from "vite";
import generateFile from "vite-plugin-generate-file";

import fullConfig from "./vite.config";

const base = "./";

// Config for embedded deployments (possibly hosted under a non-root path)
export default defineConfig((env) =>
  mergeConfig(
    fullConfig({ ...env, packageType: "embedded" }),
    defineConfig({
      base, // Use relative URLs to allow the app to be hosted under any path
      // ThreadNet-Fork (ADR-0018): Upstream steht hier `publicDir: false` mit der
      // Begruendung, public/ enthalte nur das Favicon. Bei uns liegen dort auch die
      // DeepFilterNet3-Assets, und das Widget ist der einzige Weg, auf dem Element
      // Call ausgeliefert wird - ohne sie waere der Filter im Widget tot (404 auf das
      // Modell), waehrend er im Standalone-Build funktioniert. Das Widget bleibt damit
      // in sich geschlossen: alles, was es braucht, liegt unter /widgets/element-call/.
      publicDir: "public",
      plugins: [
        generateFile([
          {
            type: "json",
            output: "./config.json",
            data: {
              matrix_rtc_session: {
                wait_for_key_rotation_ms: 5000,
                delayed_leave_event_restart_ms: 4000,
                delayed_leave_event_delay_ms: 18000,
              },
              media_quality: {
                // h264 uses classic simulcast (like vp8), not SVC, so it's compatible
                // with buildPublishOptions()'s simulcast-shaped layers without a code
                // fix - unlike vp9/av1 (see 2026-07-28 incident: forcing vp9 broke calls
                // entirely, likely due to that SVC/simulcast mismatch). h264 also tends
                // to be hardware-accelerated on more devices (notably iOS/Safari).
                video_codec: "h264",
                video: {
                  max_resolution: 1440,
                  max_bitrate: 8_000_000,
                  max_framerate: 60,
                  // Without this, the code default is only [180p, 360p] - a huge quality
                  // cliff straight to blocky 360p on any minor network hiccup instead of
                  // gracefully stepping down. Added a 720p middle rung.
                  simulcast_layers: [
                    { height: 180, bitrate: 150_000 },
                    { height: 720, bitrate: 2_500_000 },
                  ],
                },
                screen_share: {
                  max_resolution: 1440,
                  max_bitrate: 6_000_000,
                  max_framerate: 30,
                },
              },
            },
          },
        ]),
      ],
    }),
  ),
);