fix(ui-voice): start large model pack files first and show verification progress

apps/ui/sources/components/ui/lists/MeterBar.tsx

@@ -77,10 +77,13 @@ export const MeterBar = React.memo<MeterBarProps>((props) => {
             animatedFill.setValue(fill);
             return;
         }
+        // Transfers report progress every ~100ms and each report restarts this animation. A decelerating
+        // curve then lurches and stalls on every report; a linear glide spanning a few reports reads as
+        // one continuous motion.
         const animation = Animated.timing(animatedFill, {
             toValue: fill,
-            duration: motionTokens.durationMs.fast,
-            easing: motionTokens.easing.standard,
+            duration: motionTokens.durationMs.slow,
+            easing: motionTokens.easing.linear,
             useNativeDriver: Platform.OS !== 'web',
         });
         animation.start();

apps/ui/sources/text/translations/ca.ts

@@ -8785,6 +8785,10 @@ settingsSession: {
                 progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
                     `${loaded} de ${total} · ${filesDone} de ${filesTotal} ${filesTotal === 1 ? 'fitxer' : 'fitxers'}`,
                 progressAccessibilityLabel: "Progrés de la descàrrega",
+                verifyingDetail: "Verificant",
+                verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+                    `Verificat ${verified} de ${total} · ${filesDone} de ${filesTotal} ${filesTotal === 1 ? 'fitxer' : 'fitxers'}`,
+                verifyingAccessibilityLabel: "Progrés de la verificació",
                 failedDetail: "Ha fallat",
                 failedSubtitle: "No s'ha pogut preparar el model. Toca per tornar-ho a provar.",
                 failedResumableSubtitle: ({ size }: { size: string }) => `La descàrrega no s'ha completat. Es conserven ${size}; toca per reprendre-la.`,

apps/ui/sources/text/translations/de.ts

@@ -8853,6 +8853,10 @@ settingsSession: {
                 progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
                     `${loaded} von ${total} · ${filesDone} von ${filesTotal} ${filesTotal === 1 ? 'Datei' : 'Dateien'}`,
                 progressAccessibilityLabel: "Download-Fortschritt",
+                verifyingDetail: "Wird geprüft",
+                verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+                    `${verified} von ${total} geprüft · ${filesDone} von ${filesTotal} ${filesTotal === 1 ? 'Datei' : 'Dateien'}`,
+                verifyingAccessibilityLabel: "Prüffortschritt",
                 failedDetail: "Fehlgeschlagen",
                 failedSubtitle: "Das Modell konnte nicht vorbereitet werden. Tippe, um es erneut zu versuchen.",
                 failedResumableSubtitle: ({ size }: { size: string }) => `Der Download wurde nicht abgeschlossen. ${size} bleiben erhalten – tippe zum Fortsetzen.`,

apps/ui/sources/text/translations/en.ts

@@ -8885,6 +8885,10 @@ settingsSession: {
                 progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
                     `${loaded} of ${total} · ${filesDone} of ${filesTotal} ${filesTotal === 1 ? 'file' : 'files'}`,
                 progressAccessibilityLabel: "Download progress",
+                verifyingDetail: "Verifying",
+                verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+                    `Verified ${verified} of ${total} · ${filesDone} of ${filesTotal} ${filesTotal === 1 ? 'file' : 'files'}`,
+                verifyingAccessibilityLabel: "Verification progress",
                 failedDetail: "Failed",
                 failedSubtitle: "Couldn't get the model ready. Tap to try again.",
                 failedResumableSubtitle: ({ size }: { size: string }) => `Download didn't finish. ${size} is saved, so tap to resume.`,

apps/ui/sources/text/translations/es.ts

@@ -9336,6 +9336,10 @@ settingsSession: {
         progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
           `${loaded} de ${total} · ${filesDone} de ${filesTotal} ${filesTotal === 1 ? 'archivo' : 'archivos'}`,
         progressAccessibilityLabel: "Progreso de la descarga",
+        verifyingDetail: "Verificando",
+        verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+          `Verificado ${verified} de ${total} · ${filesDone} de ${filesTotal} ${filesTotal === 1 ? 'archivo' : 'archivos'}`,
+        verifyingAccessibilityLabel: "Progreso de la verificación",
         failedDetail: "Falló",
         failedSubtitle: "No se pudo preparar el modelo. Toca para volver a intentarlo.",
         failedResumableSubtitle: ({ size }: { size: string }) => `La descarga no terminó. Se conservan ${size}; toca para reanudarla.`,

apps/ui/sources/text/translations/fr.ts

@@ -8840,6 +8840,10 @@ settingsSession: {
                 progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
                     `${loaded} sur ${total} · ${filesDone} ${filesDone <= 1 ? 'fichier' : 'fichiers'} sur ${filesTotal}`,
                 progressAccessibilityLabel: "Progression du téléchargement",
+                verifyingDetail: "Vérification",
+                verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+                    `${verified} sur ${total} vérifiés · ${filesDone} ${filesDone <= 1 ? 'fichier' : 'fichiers'} sur ${filesTotal}`,
+                verifyingAccessibilityLabel: "Progression de la vérification",
                 failedDetail: "Échec",
                 failedSubtitle: "Impossible de préparer le modèle. Touche pour réessayer.",
                 failedResumableSubtitle: ({ size }: { size: string }) => `Le téléchargement n'est pas terminé. ${size} sont conservés ; touche pour reprendre.`,

apps/ui/sources/text/translations/it.ts

@@ -9657,6 +9657,10 @@ settingsSession: {
         progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
           `${loaded} di ${total} · ${filesDone} di ${filesTotal} file`,
         progressAccessibilityLabel: "Avanzamento del download",
+        verifyingDetail: "Verifica in corso",
+        verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+          `Verificati ${verified} di ${total} · ${filesDone} di ${filesTotal} file`,
+        verifyingAccessibilityLabel: "Avanzamento della verifica",
         failedDetail: "Non riuscito",
         failedSubtitle: "Impossibile preparare il modello. Tocca per riprovare.",
         failedResumableSubtitle: ({ size }: { size: string }) => `Il download non è stato completato. ${size} sono stati conservati: tocca per riprendere.`,

apps/ui/sources/text/translations/ja.ts

@@ -9564,6 +9564,10 @@ settingsSession: {
         progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
           `${loaded} / ${total} · ${filesDone} / ${filesTotal} ファイル`,
         progressAccessibilityLabel: "ダウンロードの進行状況",
+        verifyingDetail: "検証中",
+        verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+          `検証済み ${verified} / ${total} · ${filesDone} / ${filesTotal} ファイル`,
+        verifyingAccessibilityLabel: "検証の進行状況",
         failedDetail: "失敗",
         failedSubtitle: "モデルを準備できませんでした。タップしてもう一度お試しください。",
         failedResumableSubtitle: ({ size }: { size: string }) => `ダウンロードが完了しませんでした。${size} は保存されています。タップして再開できます。`,

apps/ui/sources/text/translations/pl.ts

@@ -9334,6 +9334,10 @@ settingsSession: {
         progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
           `${loaded} z ${total} · ${filesDone} z ${filesTotal} ${filesTotal === 1 ? 'pliku' : 'plików'}`,
         progressAccessibilityLabel: "Postęp pobierania",
+        verifyingDetail: "Weryfikacja",
+        verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+          `Zweryfikowano ${verified} z ${total} · ${filesDone} z ${filesTotal} ${filesTotal === 1 ? 'pliku' : 'plików'}`,
+        verifyingAccessibilityLabel: "Postęp weryfikacji",
         failedDetail: "Niepowodzenie",
         failedSubtitle: "Nie udało się przygotować modelu. Dotknij, aby spróbować ponownie.",
         failedResumableSubtitle: ({ size }: { size: string }) => `Pobieranie nie zostało ukończone. Zachowano ${size} — dotknij, aby wznowić.`,

apps/ui/sources/text/translations/pt.ts

@@ -9445,6 +9445,10 @@ settingsSession: {
         progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
           `${loaded} de ${total} · ${filesDone} de ${filesTotal} ${filesTotal === 1 ? 'arquivo' : 'arquivos'}`,
         progressAccessibilityLabel: "Progresso do download",
+        verifyingDetail: "Verificando",
+        verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+          `Verificado ${verified} de ${total} · ${filesDone} de ${filesTotal} ${filesTotal === 1 ? 'arquivo' : 'arquivos'}`,
+        verifyingAccessibilityLabel: "Progresso da verificação",
         failedDetail: "Falhou",
         failedSubtitle: "Não foi possível preparar o modelo. Toque para tentar novamente.",
         failedResumableSubtitle: ({ size }: { size: string }) => `O download não terminou. ${size} foram mantidos; toque para retomar.`,

apps/ui/sources/text/translations/ru.ts

@@ -9308,6 +9308,10 @@ settingsSession: {
         progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
           `${loaded} из ${total} · ${filesDone} из ${filesTotal} ${plural({ count: filesTotal, one: 'файла', few: 'файлов', many: 'файлов' })}`,
         progressAccessibilityLabel: "Ход загрузки",
+        verifyingDetail: "Проверка",
+        verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+          `Проверено ${verified} из ${total} · ${filesDone} из ${filesTotal} ${plural({ count: filesTotal, one: 'файла', few: 'файлов', many: 'файлов' })}`,
+        verifyingAccessibilityLabel: "Ход проверки",
         failedDetail: "Ошибка",
         failedSubtitle: "Не удалось подготовить модель. Нажмите, чтобы повторить.",
         failedResumableSubtitle: ({ size }: { size: string }) => `Загрузка не завершилась. ${size} сохранено — нажмите, чтобы продолжить.`,

apps/ui/sources/text/translations/zh-Hans.ts

@@ -9031,6 +9031,10 @@ settingsSession: {
         progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
           `${loaded} / ${total} · ${filesDone} / ${filesTotal} 个文件`,
         progressAccessibilityLabel: "下载进度",
+        verifyingDetail: "正在校验",
+        verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+          `已校验 ${verified} / ${total} · ${filesDone} / ${filesTotal} 个文件`,
+        verifyingAccessibilityLabel: "校验进度",
         failedDetail: "失败",
         failedSubtitle: "无法准备模型。轻点以重试。",
         failedResumableSubtitle: ({ size }: { size: string }) => `下载未完成。已保留 ${size}，轻点即可继续。`,

apps/ui/sources/text/translations/zh-Hant.ts

@@ -7644,6 +7644,10 @@ settingsSession: {
                 progressWithFiles: ({ loaded, total, filesDone, filesTotal }: { loaded: string; total: string; filesDone: number; filesTotal: number }) =>
                     `${loaded} / ${total} · ${filesDone} / ${filesTotal} 個檔案`,
                 progressAccessibilityLabel: "下載進度",
+                verifyingDetail: "正在驗證",
+                verifyingProgress: ({ verified, total, filesDone, filesTotal }: { verified: string; total: string; filesDone: number; filesTotal: number }) =>
+                    `已驗證 ${verified} / ${total} · ${filesDone} / ${filesTotal} 個檔案`,
+                verifyingAccessibilityLabel: "驗證進度",
                 failedDetail: "失敗",
                 failedSubtitle: "無法準備模型。輕點以重試。",
                 failedResumableSubtitle: ({ size }: { size: string }) => `下載未完成。已保留 ${size}，輕點即可繼續。`,

apps/ui/sources/voice/downloads/downloadProgress.spec.ts

@@ -4,11 +4,11 @@ import { formatDownloadProgressDetail, parseDownloadProgress } from './downloadP
 
 describe('parseDownloadProgress', () => {
   it('parses number fractions as percent', () => {
-    expect(parseDownloadProgress(0.25)).toEqual({ percent: 25, label: null, bytes: null, files: null });
+    expect(parseDownloadProgress(0.25)).toEqual({ percent: 25, label: null, bytes: null, files: null, verifiedBytes: null });
   });
 
   it('parses percent numbers directly', () => {
-    expect(parseDownloadProgress(42)).toEqual({ percent: 42, label: null, bytes: null, files: null });
+    expect(parseDownloadProgress(42)).toEqual({ percent: 42, label: null, bytes: null, files: null, verifiedBytes: null });
   });
 
   it('parses loaded/total into percent and byte counts', () => {
@@ -17,6 +17,7 @@ describe('parseDownloadProgress', () => {
       label: null,
       bytes: { loaded: 50, total: 200 },
       files: null,
+      verifiedBytes: null,
     });
   });
 
@@ -27,6 +28,12 @@ describe('parseDownloadProgress', () => {
     });
   });
 
+  it('parses verified bytes within the transfer size', () => {
+    expect(parseDownloadProgress({ loaded: 200, total: 200, verified: 150 }).verifiedBytes).toBe(150);
+    expect(parseDownloadProgress({ loaded: 200, total: 200, verified: 900 }).verifiedBytes).toBe(200);
+    expect(parseDownloadProgress({ loaded: 200, total: 200 }).verifiedBytes).toBeNull();
+  });
+
   it('ignores file counts that cannot describe a transfer', () => {
     expect(parseDownloadProgress({ loaded: 1, total: 2, filesDone: 0, filesTotal: 0 }).files).toBeNull();
     expect(parseDownloadProgress({ loaded: 1, total: 2, filesDone: Number.NaN, filesTotal: 4 }).files).toBeNull();
@@ -38,6 +45,7 @@ describe('parseDownloadProgress', () => {
       label: 'model_quantized.onnx',
       bytes: null,
       files: null,
+      verifiedBytes: null,
     });
   });
 
@@ -47,6 +55,7 @@ describe('parseDownloadProgress', () => {
       label: 'af_heart.bin',
       bytes: null,
       files: null,
+      verifiedBytes: null,
     });
   });
 });

apps/ui/sources/voice/downloads/downloadProgress.ts

@@ -5,6 +5,8 @@ export type DownloadProgressInfo = {
   bytes: { loaded: number; total: number } | null;
   /** Completed and total files, when the source reports a multi-file transfer. */
   files: { done: number; total: number } | null;
+  /** Bytes already checked against their expected hash, when the source verifies what it downloads. */
+  verifiedBytes: number | null;
 };
 
 function clampPercent(x: number): number {
@@ -35,10 +37,10 @@ export function parseDownloadProgress(progress: unknown): DownloadProgressInfo {
   if (typeof progress === 'number' && Number.isFinite(progress)) {
     const isFraction = progress >= 0 && progress <= 1;
     const percent = clampPercent(Math.floor((isFraction ? progress * 100 : progress) as number));
-    return { percent, label: null, bytes: null, files: null };
+    return { percent, label: null, bytes: null, files: null, verifiedBytes: null };
   }
 
-  if (!progress || typeof progress !== 'object') return { percent: null, label: null, bytes: null, files: null };
+  if (!progress || typeof progress !== 'object') return { percent: null, label: null, bytes: null, files: null, verifiedBytes: null };
 
   const obj = progress as Record<string, unknown>;
 
@@ -58,17 +60,19 @@ export function parseDownloadProgress(progress: unknown): DownloadProgressInfo {
   const total = obj?.total;
   if (isFiniteNumber(loaded) && isFiniteNumber(total) && total > 0) {
     const percent = clampPercent(Math.floor((loaded / total) * 100));
-    return { percent, label, bytes: { loaded: Math.min(Math.max(0, loaded), total), total }, files };
+    const verified = obj?.verified;
+    const verifiedBytes = isFiniteNumber(verified) ? Math.min(Math.max(0, verified), total) : null;
+    return { percent, label, bytes: { loaded: Math.min(Math.max(0, loaded), total), total }, files, verifiedBytes };
   }
 
   const rawProgress = obj?.progress;
   if (isFiniteNumber(rawProgress)) {
     const isFraction = rawProgress >= 0 && rawProgress <= 1;
     const percent = clampPercent(Math.floor((isFraction ? rawProgress * 100 : rawProgress) as number));
-    return { percent, label, bytes: null, files };
+    return { percent, label, bytes: null, files, verifiedBytes: null };
   }
 
-  return { percent: null, label, bytes: null, files };
+  return { percent: null, label, bytes: null, files, verifiedBytes: null };
 }
 
 export function formatDownloadProgressDetail(progress: unknown, opts?: { prefix?: string }): string {

apps/ui/sources/voice/modelPacks/installer.nativeDownload.spec.ts

@@ -171,11 +171,12 @@ describe('native model pack file downloads', () => {
     if (platform === 'ios') expect(harness.nativeOptions[0]?.sessionType).toBe(1);
     expect(harness.files.get(harness.fileUri)).toEqual(harness.bytes);
     expect(harness.files.has(harness.metaUri)).toBe(true);
-    // Bytes arrive while the file transfers; it counts as done only once verified.
+    // Bytes arrive while the file transfers, then hashing reports verified bytes; it counts as done only once verified.
     expect(progress).toEqual([
-      { loaded: 2, total: 4, filesDone: 0, filesTotal: 1 },
-      { loaded: 4, total: 4, filesDone: 0, filesTotal: 1 },
-      { loaded: 4, total: 4, filesDone: 1, filesTotal: 1 },
+      { loaded: 2, total: 4, verified: 0, filesDone: 0, filesTotal: 1 },
+      { loaded: 4, total: 4, verified: 0, filesDone: 0, filesTotal: 1 },
+      { loaded: 4, total: 4, verified: 4, filesDone: 0, filesTotal: 1 },
+      { loaded: 4, total: 4, verified: 4, filesDone: 1, filesTotal: 1 },
     ]);
     expect(harness.lifecycle).toMatchObject({ subscribed: false, retainedNativeTask: false });
   });