local-transcription/src/lib/components/Settings.svelte

<script lang="ts">
  import { configStore } from "$lib/stores/config";
  import { backendStore } from "$lib/stores/backend";

  interface Props {
    onClose: () => void;
  }

  let { onClose }: Props = $props();

  // Local copies of config values for editing
  let userName = $state("");
  let audioDevice = $state("default");
  let model = $state("base.en");
  let language = $state("en");
  let computeDevice = $state("auto");
  let computeType = $state("default");
  let enableRealtime = $state(false);
  let realtimeModel = $state("tiny.en");
  let realtimeProcessingPause = $state(0.1);
  let sileroSensitivity = $state(0.4);
  let webrtcSensitivity = $state(3);
  let postSpeechSilence = $state(0.3);
  let minRecordingLength = $state(0.5);
  let minGapBetween = $state(0);
  let continuousMode = $state(false);
  let showTimestamps = $state(true);
  let fadeSeconds = $state(10);
  let maxLines = $state(100);
  let fontSource = $state("System Font");
  let fontFamily = $state("Courier");
  let websafeFont = $state("Arial");
  let googleFont = $state("Roboto");
  let fontSize = $state(12);
  let userColor = $state("#4CAF50");
  let textColor = $state("#FFFFFF");
  let backgroundColor = $state("#000000");
  let syncEnabled = $state(false);
  let syncUrl = $state("");
  let syncRoom = $state("default");
  let syncPassphrase = $state("");
  let remoteMode = $state("local");
  let remoteServerUrl = $state("");
  let byokApiKey = $state("");
  let managedEmail = $state("");
  let managedPassword = $state("");
  let autoCheckUpdates = $state(true);

  let isCloudMode = $derived(remoteMode === "managed" || remoteMode === "byok");

  // Room creation / join state
  let shareCode = $state("");
  let joinCode = $state("");
  let roomCreating = $state(false);
  let roomCreateMessage = $state("");

  let saving = $state(false);
  let saveMessage = $state("");

  // Fetched device lists
  let audioDevices = $state<{ id: string; name: string }[]>([]);
  let computeDevices = $state<{ id: string; name: string }[]>([]);

  // Model options
  const modelOptions = [
    "tiny",
    "tiny.en",
    "base",
    "base.en",
    "small",
    "small.en",
    "medium",
    "medium.en",
    "large-v1",
    "large-v2",
    "large-v3",
  ];

  const computeTypeOptions = [
    { value: "default", label: "Default" },
    { value: "int8", label: "int8 (Fastest)" },
    { value: "float16", label: "float16 (GPU)" },
    { value: "float32", label: "float32 (Best Quality)" },
  ];

  const webrtcOptions = [
    { value: 0, label: "0 (Most Sensitive)" },
    { value: 1, label: "1" },
    { value: 2, label: "2" },
    { value: 3, label: "3 (Least Sensitive)" },
  ];

  // Load config values on mount
  $effect(() => {
    const cfg = configStore.config;
    userName = cfg.user.name;
    audioDevice = cfg.audio.input_device;
    model = cfg.transcription.model;
    language = cfg.transcription.language;
    computeDevice = cfg.transcription.device;
    computeType = cfg.transcription.compute_type;
    enableRealtime = cfg.transcription.enable_realtime_transcription;
    realtimeModel = cfg.transcription.realtime_model;
    realtimeProcessingPause = cfg.transcription.realtime_processing_pause;
    sileroSensitivity = cfg.transcription.silero_sensitivity;
    webrtcSensitivity = cfg.transcription.webrtc_sensitivity;
    postSpeechSilence = cfg.transcription.post_speech_silence_duration;
    minRecordingLength = cfg.transcription.min_length_of_recording;
    minGapBetween = cfg.transcription.min_gap_between_recordings;
    continuousMode = cfg.transcription.continuous_mode;
    showTimestamps = cfg.display.show_timestamps;
    fadeSeconds = cfg.display.fade_after_seconds;
    maxLines = cfg.display.max_lines;
    fontSource = cfg.display.font_source ?? "System Font";
    fontFamily = cfg.display.font_family ?? "Courier";
    websafeFont = cfg.display.websafe_font ?? "Arial";
    googleFont = cfg.display.google_font ?? "Roboto";
    fontSize = cfg.display.font_size;
    userColor = cfg.display.user_color;
    textColor = cfg.display.text_color;
    // Strip alpha from background color for the color picker (only supports 6-char hex)
    const bgHex = cfg.display.background_color.replace("#", "");
    backgroundColor = "#" + bgHex.substring(0, 6);
    syncEnabled = cfg.server_sync.enabled;
    syncUrl = cfg.server_sync.url;
    syncRoom = cfg.server_sync.room;
    syncPassphrase = cfg.server_sync.passphrase;
    remoteMode = cfg.remote.mode;
    remoteServerUrl = cfg.remote.server_url;
    byokApiKey = cfg.remote.byok_api_key ?? "";
    autoCheckUpdates = cfg.updates.auto_check;
  });

  // Fetch audio devices and compute devices on mount
  $effect(() => {
    fetchAudioDevices();
    fetchComputeDevices();
  });

  async function fetchAudioDevices() {
    try {
      const data = await backendStore.apiGet<{
        devices: { id: string; name: string }[];
      }>("/api/audio-devices");
      audioDevices = data.devices ?? [];
    } catch {
      audioDevices = [];
    }
  }

  async function fetchComputeDevices() {
    try {
      const data = await backendStore.apiGet<{
        devices: { id: string; name: string }[];
      }>("/api/compute-devices");
      computeDevices = data.devices ?? [];
    } catch {
      computeDevices = [
        { id: "auto", name: "Auto" },
        { id: "cpu", name: "CPU" },
        { id: "cuda", name: "CUDA (GPU)" },
      ];
    }
  }

  async function handleSave() {
    const updates = {
      user: {
        name: userName,
      },
      audio: {
        input_device: audioDevice,
      },
      transcription: {
        model,
        device: computeDevice,
        language,
        compute_type: computeType,
        enable_realtime_transcription: enableRealtime,
        realtime_model: realtimeModel,
        realtime_processing_pause: realtimeProcessingPause,
        silero_sensitivity: sileroSensitivity,
        webrtc_sensitivity: webrtcSensitivity,
        post_speech_silence_duration: postSpeechSilence,
        min_length_of_recording: minRecordingLength,
        min_gap_between_recordings: minGapBetween,
        continuous_mode: continuousMode,
      },
      display: {
        show_timestamps: showTimestamps,
        fade_after_seconds: fadeSeconds,
        max_lines: maxLines,
        font_source: fontSource,
        font_family: fontFamily,
        websafe_font: websafeFont,
        google_font: googleFont,
        font_size: fontSize,
        user_color: userColor,
        text_color: textColor,
        background_color: backgroundColor,
      },
      server_sync: {
        enabled: syncEnabled,
        url: syncUrl,
        room: syncRoom,
        passphrase: syncPassphrase,
      },
      remote: {
        mode: remoteMode,
        server_url: remoteServerUrl || MANAGED_SERVER_URL,
        byok_api_key: byokApiKey,
      },
      updates: {
        auto_check: autoCheckUpdates,
      },
    };

    saving = true;
    saveMessage = "";
    try {
      await configStore.updateConfig(updates);
      saveMessage = "Settings saved!";
      setTimeout(() => onClose(), 600);
    } catch (err) {
      console.error("Failed to save settings:", err);
      saveMessage = `Error: ${err}`;
      saving = false;
    }
  }

  function handleCancel() {
    onClose();
  }

  async function handleCheckUpdates() {
    try {
      await backendStore.apiGet("/api/check-update");
    } catch (err) {
      console.error("Failed to check for updates:", err);
    }
  }

  async function handleChangeSidecar() {
    try {
      const { invoke } = await import("@tauri-apps/api/core");
      await invoke("reset_sidecar");
      // Force a page reload which will re-trigger the setup flow
      window.location.reload();
    } catch (err) {
      console.error("Failed to reset sidecar:", err);
      saveMessage = `Error: ${err}`;
    }
  }

  const MANAGED_SERVER_URL = "https://transcribe.shadowdao.com";

  async function handleManagedLogin() {
    try {
      await backendStore.apiPost("/api/login", {
        email: managedEmail,
        password: managedPassword,
        server_url: remoteServerUrl || MANAGED_SERVER_URL,
      });
    } catch (err) {
      console.error("Login failed:", err);
    }
  }

  const CAPTION_SERVER = "https://caption.shadowdao.com";

  function generateRandomName(): string {
    const adjectives = ['swift', 'bright', 'cosmic', 'electric', 'turbo', 'mega', 'ultra', 'super', 'hyper', 'alpha'];
    const nouns = ['phoenix', 'dragon', 'tiger', 'falcon', 'comet', 'storm', 'blaze', 'thunder', 'frost', 'nebula'];
    const num = Math.floor(Math.random() * 10000);
    return `${adjectives[Math.floor(Math.random() * adjectives.length)]}-${nouns[Math.floor(Math.random() * nouns.length)]}-${num}`;
  }

  function generateRandomPassphrase(): string {
    const chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
    let result = '';
    for (let i = 0; i < 16; i++) {
      result += chars.charAt(Math.floor(Math.random() * chars.length));
    }
    return result;
  }

  function encodeShareCode(url: string, room: string, passphrase: string): string {
    return btoa(JSON.stringify({ url, room, passphrase }));
  }

  function decodeShareCode(code: string): { url: string; room: string; passphrase: string } | null {
    try {
      const json = JSON.parse(atob(code.trim()));
      if (json.url && json.room && json.passphrase) {
        return json;
      }
      return null;
    } catch {
      return null;
    }
  }

  async function handleCreateRoom() {
    roomCreating = true;
    roomCreateMessage = "";
    shareCode = "";

    const room = generateRandomName();
    const passphrase = generateRandomPassphrase();
    const serverSendUrl = `${CAPTION_SERVER}/api/send`;

    try {
      const resp = await fetch(`${CAPTION_SERVER}/api/create-room`, {
        method: "POST",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify({ room, passphrase }),
      });

      if (!resp.ok) {
        const err = await resp.json().catch(() => ({ error: "Request failed" }));
        roomCreateMessage = `Error: ${err.error || resp.statusText}`;
        return;
      }

      syncUrl = serverSendUrl;
      syncRoom = room;
      syncPassphrase = passphrase;
      syncEnabled = true;

      shareCode = encodeShareCode(serverSendUrl, room, passphrase);
      roomCreateMessage = "Room created! Share the code below with others.";
    } catch (err) {
      roomCreateMessage = `Error: ${err instanceof Error ? err.message : String(err)}`;
    } finally {
      roomCreating = false;
    }
  }

  function handleJoinRoom() {
    const decoded = decodeShareCode(joinCode);
    if (!decoded) {
      roomCreateMessage = "Invalid share code. Please check and try again.";
      return;
    }
    syncUrl = decoded.url;
    syncRoom = decoded.room;
    syncPassphrase = decoded.passphrase;
    syncEnabled = true;
    joinCode = "";
    roomCreateMessage = "Room joined! Fields have been auto-filled.";
  }

  async function handleShareCurrentRoom() {
    const code = encodeShareCode(syncUrl, syncRoom, syncPassphrase);
    shareCode = code;
    try {
      await navigator.clipboard.writeText(code);
      roomCreateMessage = "Share code copied to clipboard!";
    } catch {
      roomCreateMessage = "Share code generated. Copy it from the field below.";
    }
  }

  async function copyShareCode() {
    try {
      await navigator.clipboard.writeText(shareCode);
      roomCreateMessage = "Share code copied to clipboard!";
    } catch {
      roomCreateMessage = "Failed to copy. Please select and copy manually.";
    }
  }

  function handleOverlayClick(e: MouseEvent) {
    if ((e.target as HTMLElement).classList.contains("settings-overlay")) {
      handleCancel();
    }
  }

  function handleKeydown(e: KeyboardEvent) {
    if (e.key === "Escape") {
      handleCancel();
    }
  }
</script>

<svelte:window onkeydown={handleKeydown} />

<!-- svelte-ignore a11y_click_events_have_key_events a11y_no_static_element_interactions -->
<div class="settings-overlay" role="presentation" onclick={handleOverlayClick}>
  <div class="settings-panel">
    <div class="settings-header">
      <h2>Settings</h2>
      <button class="close-btn" aria-label="Close settings" onclick={handleCancel}>
        <svg
          width="18"
          height="18"
          viewBox="0 0 24 24"
          fill="none"
          stroke="currentColor"
          stroke-width="2"
          stroke-linecap="round"
          stroke-linejoin="round"
        >
          <line x1="18" y1="6" x2="6" y2="18"></line>
          <line x1="6" y1="6" x2="18" y2="18"></line>
        </svg>
      </button>
    </div>

    <div class="settings-content">
      <!-- User Settings -->
      <section class="settings-section">
        <h3>User Settings</h3>
        <div class="field">
          <label for="user-name">Display Name</label>
          <input id="user-name" type="text" bind:value={userName} />
        </div>
      </section>

      <!-- Audio Settings -->
      <section class="settings-section">
        <h3>Audio Settings</h3>
        <div class="field">
          <label for="audio-device">Audio Device</label>
          <select id="audio-device" bind:value={audioDevice}>
            <option value="default">Default</option>
            {#each audioDevices as device}
              <option value={device.id}>{device.name}</option>
            {/each}
          </select>
        </div>
      </section>

      <!-- Remote Transcription (moved up for cloud-first UX) -->
      <section class="settings-section">
        <h3>Transcription Mode</h3>
        <div class="radio-group">
          <label>
            <input
              type="radio"
              name="remote-mode"
              value="byok"
              bind:group={remoteMode}
            />
            Cloud (Deepgram)
          </label>
          <label>
            <input
              type="radio"
              name="remote-mode"
              value="managed"
              bind:group={remoteMode}
            />
            Managed Service
          </label>
          {#if !backendStore.isCloudOnly}
          <label>
            <input
              type="radio"
              name="remote-mode"
              value="local"
              bind:group={remoteMode}
            />
            Local (Whisper)
          </label>
          {/if}
        </div>
        {#if remoteMode === "byok"}
          <div class="field">
            <label for="byok-key">Deepgram API Key</label>
            <input
              id="byok-key"
              type="password"
              bind:value={byokApiKey}
              placeholder="Enter your Deepgram API key"
            />
            <p style="font-size: 11px; color: var(--text-muted); margin-top: 4px;">
              Get a key at <a href="https://console.deepgram.com" target="_blank" rel="noopener" style="color: var(--accent-blue);">console.deepgram.com</a>
            </p>
          </div>
        {/if}
        {#if remoteMode === "managed"}
          <div class="managed-auth">
            <div class="field">
              <label for="managed-email">Email</label>
              <input
                id="managed-email"
                type="email"
                bind:value={managedEmail}
                placeholder="email@example.com"
              />
            </div>
            <div class="field">
              <label for="managed-password">Password</label>
              <input
                id="managed-password"
                type="password"
                bind:value={managedPassword}
              />
            </div>
            <div class="auth-buttons">
              <button onclick={handleManagedLogin}>Login</button>
            </div>
            <p style="font-size: 11px; color: var(--text-muted); margin-top: 8px;">
              Don't have an account? <a href="https://transcribe.shadowdao.com/register.html" target="_blank" rel="noopener" style="color: var(--accent-blue);">Sign up here</a>
            </p>
          </div>
        {/if}
      </section>

      {#if !isCloudMode}
      <!-- Transcription Settings (local Whisper only) -->
      <section class="settings-section">
        <h3>Transcription Settings</h3>
        <div class="field">
          <label for="model">Model</label>
          <select id="model" bind:value={model}>
            {#each modelOptions as opt}
              <option value={opt}>{opt}</option>
            {/each}
          </select>
        </div>
        <div class="field">
          <label for="language">Language</label>
          <input id="language" type="text" bind:value={language} placeholder="en" />
        </div>
        <div class="field">
          <label for="compute-device">Compute Device</label>
          <select id="compute-device" bind:value={computeDevice}>
            {#each computeDevices as dev}
              <option value={dev.id}>{dev.name}</option>
            {/each}
          </select>
        </div>
        <div class="field">
          <label for="compute-type">Compute Type</label>
          <select id="compute-type" bind:value={computeType}>
            {#each computeTypeOptions as opt}
              <option value={opt.value}>{opt.label}</option>
            {/each}
          </select>
        </div>
      </section>

      <!-- Realtime Preview -->
      <section class="settings-section">
        <h3>Realtime Preview</h3>
        <div class="field-row">
          <label for="enable-realtime">Enable Realtime Preview</label>
          <input
            id="enable-realtime"
            type="checkbox"
            bind:checked={enableRealtime}
          />
        </div>
        {#if enableRealtime}
          <div class="field">
            <label for="realtime-model">Realtime Model</label>
            <select id="realtime-model" bind:value={realtimeModel}>
              {#each modelOptions as opt}
                <option value={opt}>{opt}</option>
              {/each}
            </select>
          </div>
          <div class="field">
            <label for="realtime-pause"
              >Processing Pause: {realtimeProcessingPause.toFixed(2)}s</label
            >
            <input
              id="realtime-pause"
              type="range"
              min="0.01"
              max="1.0"
              step="0.01"
              bind:value={realtimeProcessingPause}
            />
          </div>
        {/if}
      </section>

      <!-- VAD Settings -->
      <section class="settings-section">
        <h3>VAD Settings</h3>
        <div class="field">
          <label for="silero-sensitivity"
            >Silero Sensitivity: {sileroSensitivity.toFixed(2)}</label
          >
          <input
            id="silero-sensitivity"
            type="range"
            min="0.0"
            max="1.0"
            step="0.05"
            bind:value={sileroSensitivity}
          />
        </div>
        <div class="field">
          <label for="webrtc-sensitivity">WebRTC Sensitivity</label>
          <select id="webrtc-sensitivity" bind:value={webrtcSensitivity}>
            {#each webrtcOptions as opt}
              <option value={opt.value}>{opt.label}</option>
            {/each}
          </select>
        </div>
      </section>

      <!-- Timing -->
      <section class="settings-section">
        <h3>Timing</h3>
        <div class="field">
          <label for="post-speech-silence"
            >Post-Speech Silence: {postSpeechSilence.toFixed(2)}s</label
          >
          <input
            id="post-speech-silence"
            type="range"
            min="0.1"
            max="3.0"
            step="0.1"
            bind:value={postSpeechSilence}
          />
        </div>
        <div class="field">
          <label for="min-recording"
            >Min Recording Length: {minRecordingLength.toFixed(2)}s</label
          >
          <input
            id="min-recording"
            type="range"
            min="0.1"
            max="5.0"
            step="0.1"
            bind:value={minRecordingLength}
          />
        </div>
        <div class="field">
          <label for="min-gap"
            >Min Gap Between Recordings: {minGapBetween.toFixed(2)}s</label
          >
          <input
            id="min-gap"
            type="range"
            min="0"
            max="3.0"
            step="0.1"
            bind:value={minGapBetween}
          />
        </div>
        <div class="field-row">
          <label for="continuous-mode">Continuous Mode</label>
          <input
            id="continuous-mode"
            type="checkbox"
            bind:checked={continuousMode}
          />
        </div>
      </section>
      {/if}

      <!-- Display Settings -->
      <section class="settings-section">
        <h3>Display Settings</h3>
        <div class="field-row">
          <label for="show-timestamps">Show Timestamps</label>
          <input
            id="show-timestamps"
            type="checkbox"
            bind:checked={showTimestamps}
          />
        </div>
        <div class="field">
          <label for="fade-seconds"
            >Fade After Seconds: {fadeSeconds} (0 = never)</label
          >
          <input
            id="fade-seconds"
            type="range"
            min="0"
            max="60"
            step="1"
            bind:value={fadeSeconds}
          />
        </div>
        <div class="field">
          <label for="max-lines">Max Lines: {maxLines}</label>
          <input
            id="max-lines"
            type="range"
            min="10"
            max="500"
            step="10"
            bind:value={maxLines}
          />
        </div>
        <div class="field">
          <label for="font-source">Font Source</label>
          <select id="font-source" bind:value={fontSource}>
            <option value="System Font">System Font</option>
            <option value="Web-Safe">Web-Safe</option>
            <option value="Google Font">Google Font</option>
          </select>
        </div>
        {#if fontSource === "System Font"}
          <div class="field">
            <label for="font-family">System Font Family</label>
            <input id="font-family" type="text" bind:value={fontFamily} placeholder="Courier" />
          </div>
        {/if}
        {#if fontSource === "Web-Safe"}
          <div class="field">
            <label for="websafe-font">Web-Safe Font</label>
            <select id="websafe-font" bind:value={websafeFont}>
              <option value="Arial">Arial</option>
              <option value="Arial Black">Arial Black</option>
              <option value="Comic Sans MS">Comic Sans MS</option>
              <option value="Courier New">Courier New</option>
              <option value="Georgia">Georgia</option>
              <option value="Impact">Impact</option>
              <option value="Lucida Console">Lucida Console</option>
              <option value="Lucida Sans Unicode">Lucida Sans Unicode</option>
              <option value="Palatino Linotype">Palatino Linotype</option>
              <option value="Tahoma">Tahoma</option>
              <option value="Times New Roman">Times New Roman</option>
              <option value="Trebuchet MS">Trebuchet MS</option>
              <option value="Verdana">Verdana</option>
            </select>
          </div>
        {/if}
        {#if fontSource === "Google Font"}
          <div class="field">
            <label for="google-font">Google Font</label>
            <select id="google-font" bind:value={googleFont}>
              <optgroup label="Sans Serif">
                <option value="Roboto">Roboto</option>
                <option value="Open Sans">Open Sans</option>
                <option value="Lato">Lato</option>
                <option value="Montserrat">Montserrat</option>
                <option value="Poppins">Poppins</option>
                <option value="Nunito">Nunito</option>
                <option value="Raleway">Raleway</option>
                <option value="Ubuntu">Ubuntu</option>
                <option value="Rubik">Rubik</option>
                <option value="Work Sans">Work Sans</option>
                <option value="Inter">Inter</option>
                <option value="Outfit">Outfit</option>
                <option value="Quicksand">Quicksand</option>
                <option value="Comfortaa">Comfortaa</option>
                <option value="Varela Round">Varela Round</option>
              </optgroup>
              <optgroup label="Serif">
                <option value="Playfair Display">Playfair Display</option>
                <option value="Merriweather">Merriweather</option>
                <option value="Lora">Lora</option>
                <option value="PT Serif">PT Serif</option>
                <option value="Crimson Text">Crimson Text</option>
              </optgroup>
              <optgroup label="Monospace">
                <option value="Roboto Mono">Roboto Mono</option>
                <option value="Source Code Pro">Source Code Pro</option>
                <option value="Fira Code">Fira Code</option>
                <option value="JetBrains Mono">JetBrains Mono</option>
                <option value="IBM Plex Mono">IBM Plex Mono</option>
              </optgroup>
              <optgroup label="Display">
                <option value="Bebas Neue">Bebas Neue</option>
                <option value="Oswald">Oswald</option>
                <option value="Righteous">Righteous</option>
                <option value="Bangers">Bangers</option>
                <option value="Permanent Marker">Permanent Marker</option>
              </optgroup>
              <optgroup label="Handwriting">
                <option value="Pacifico">Pacifico</option>
                <option value="Lobster">Lobster</option>
                <option value="Dancing Script">Dancing Script</option>
                <option value="Caveat">Caveat</option>
                <option value="Satisfy">Satisfy</option>
              </optgroup>
            </select>
            <p style="font-size: 11px; color: var(--text-muted); margin-top: 4px;">
              Browse more at <a href="https://fonts.google.com" target="_blank" rel="noopener" style="color: var(--accent-blue);">fonts.google.com</a>
            </p>
          </div>
        {/if}
        <div class="field">
          <label for="font-size">Font Size: {fontSize}px</label>
          <input
            id="font-size"
            type="range"
            min="8"
            max="32"
            step="1"
            bind:value={fontSize}
          />
        </div>
      </section>

      <!-- Color Settings -->
      <section class="settings-section">
        <h3>Color Settings</h3>
        <div class="field-row">
          <label for="user-color">User Color</label>
          <input id="user-color" type="color" bind:value={userColor} />
        </div>
        <div class="field-row">
          <label for="text-color">Text Color</label>
          <input id="text-color" type="color" bind:value={textColor} />
        </div>
        <div class="field-row">
          <label for="bg-color">Background Color</label>
          <input id="bg-color" type="color" bind:value={backgroundColor} />
        </div>
      </section>

      <!-- Server Sync (Shared Captions) -->
      <section class="settings-section">
        <h3>Shared Captions</h3>
        <div class="field-row">
          <label for="sync-enabled">Enable Shared Captions</label>
          <input
            id="sync-enabled"
            type="checkbox"
            bind:checked={syncEnabled}
          />
        </div>
        {#if syncEnabled}
          <div class="room-actions">
            <div class="room-buttons-row">
              <button
                onclick={handleCreateRoom}
                disabled={roomCreating}
                class="secondary"
              >
                {roomCreating ? "Creating..." : "Create Room"}
              </button>
              <button
                onclick={handleShareCurrentRoom}
                disabled={!syncUrl.trim() || !syncRoom.trim() || !syncPassphrase.trim()}
                class="secondary"
              >
                Share Current Room
              </button>
            </div>
            <div class="join-row">
              <input
                type="text"
                bind:value={joinCode}
                placeholder="Paste share code to join"
                class="join-input"
              />
              <button onclick={handleJoinRoom} disabled={!joinCode.trim()} class="secondary">
                Join
              </button>
            </div>
          </div>

          {#if roomCreateMessage}
            <p class="room-message" class:error={roomCreateMessage.startsWith("Error")}>{roomCreateMessage}</p>
          {/if}

          {#if shareCode}
            <div class="share-code-box">
              <label>Share Code</label>
              <div class="share-code-row">
                <input type="text" value={shareCode} readonly class="share-code-input" />
                <button onclick={copyShareCode} class="secondary">Copy</button>
              </div>
            </div>
          {/if}

          <div class="field">
            <label for="sync-url">Server URL</label>
            <input
              id="sync-url"
              type="url"
              bind:value={syncUrl}
              placeholder="https://caption.shadowdao.com/api/send"
            />
          </div>
          <div class="field">
            <label for="sync-room">Room</label>
            <input id="sync-room" type="text" bind:value={syncRoom} />
          </div>
          <div class="field">
            <label for="sync-passphrase">Passphrase</label>
            <input
              id="sync-passphrase"
              type="password"
              bind:value={syncPassphrase}
            />
          </div>
        {/if}
      </section>

      <!-- Updates -->
      <section class="settings-section">
        <h3>Updates</h3>
        <div class="field-row">
          <label for="auto-check-updates">Auto-Check for Updates</label>
          <input
            id="auto-check-updates"
            type="checkbox"
            bind:checked={autoCheckUpdates}
          />
        </div>
        <button onclick={handleCheckUpdates}>Check Now</button>
      </section>

      <!-- Transcription Engine -->
      <section class="settings-section">
        <h3>Transcription Engine</h3>
        <p style="font-size: 12px; color: var(--text-secondary); margin-bottom: 12px;">
          Switch between local (Whisper) and cloud (Deepgram) transcription engines.
          This will stop the current engine, remove the downloaded files, and restart
          with the new engine selection.
        </p>
        <button class="danger-btn" onclick={handleChangeSidecar}>Change Transcription Engine</button>
      </section>
    </div>

    <div class="settings-footer">
      {#if saveMessage}
        <span class="save-message" class:error={saveMessage.startsWith("Error")}>{saveMessage}</span>
      {/if}
      <button onclick={handleCancel} disabled={saving}>Cancel</button>
      <button class="primary" onclick={handleSave} disabled={saving}>
        {saving ? "Saving..." : "Save"}
      </button>
    </div>
  </div>
</div>

<style>
  .settings-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
  }

  .settings-panel {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    width: 560px;
    max-width: 95vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  }

  .settings-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
  }

  .settings-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
  }

  .close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background-color: transparent;
    color: var(--text-secondary);
    cursor: pointer;
  }

  .close-btn:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
  }

  .settings-content {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px;
  }

  .settings-section {
    margin-bottom: 24px;
  }

  .settings-section:last-child {
    margin-bottom: 0;
  }

  .settings-section h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border-color);
  }

  .field {
    margin-bottom: 12px;
  }

  .field label {
    display: block;
    margin-bottom: 4px;
    font-size: 12px;
    color: var(--text-secondary);
  }

  .field-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
  }

  .field-row label {
    font-size: 13px;
    color: var(--text-primary);
  }

  .radio-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
  }

  .radio-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
  }

  .managed-auth {
    margin-top: 8px;
    padding: 12px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
  }

  .auth-buttons {
    display: flex;
    gap: 8px;
    margin-top: 8px;
  }

  .settings-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
  }

  .save-message {
    margin-right: auto;
    font-size: 13px;
    color: #4CAF50;
  }

  .save-message.error {
    color: #f44336;
  }

  .room-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
  }

  .room-buttons-row {
    display: flex;
    gap: 8px;
  }

  .join-row {
    display: flex;
    gap: 8px;
  }

  .join-input {
    flex: 1;
  }

  .room-message {
    font-size: 12px;
    color: #4CAF50;
    margin-bottom: 8px;
  }

  .room-message.error {
    color: #f44336;
  }

  .share-code-box {
    margin-bottom: 12px;
  }

  .share-code-box label {
    display: block;
    margin-bottom: 4px;
    font-size: 12px;
    color: var(--text-secondary);
  }

  .share-code-row {
    display: flex;
    gap: 8px;
  }

  .share-code-input {
    flex: 1;
    font-size: 11px;
    font-family: monospace;
  }

  .secondary {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
  }

  .secondary:hover {
    background: var(--bg-tertiary);
  }

  .secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
  }

  .danger-btn {
    background: transparent;
    border: 1px solid var(--accent-red, #f44336);
    color: var(--accent-red, #f44336);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
  }

  .danger-btn:hover {
    background: rgba(244, 67, 54, 0.1);
  }
</style>