77 lines
1.9 KiB
TypeScript
77 lines
1.9 KiB
TypeScript
import {
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DEFAULT_MUSIC_VOLUME,
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DEFAULT_PLATFORM_THEME,
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type PlatformTheme,
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type RuntimeSettings,
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} from '../../packages/shared/src/contracts/runtime';
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import {isRecord, readStoredJson, writeStoredJson} from './storage';
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const SETTINGS_STORAGE_KEY = 'tavernrealms.settings.v1';
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const SETTINGS_STORAGE_VERSION = 1;
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export type SavedGameSettings = RuntimeSettings;
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export { DEFAULT_MUSIC_VOLUME };
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type StoredGameSettings = SavedGameSettings & {
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version: number;
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};
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export function clampVolume(value: number) {
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if (!Number.isFinite(value)) {
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return DEFAULT_MUSIC_VOLUME;
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}
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return Math.max(0, Math.min(1, value));
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}
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export function normalizePlatformTheme(value: unknown): PlatformTheme {
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return value === 'dark' ? 'dark' : DEFAULT_PLATFORM_THEME;
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}
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function parseSavedSettings(value: unknown): SavedGameSettings | null {
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if (!isRecord(value)) {
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return null;
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}
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if (value.version === SETTINGS_STORAGE_VERSION && typeof value.musicVolume === 'number') {
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return {
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musicVolume: clampVolume(value.musicVolume),
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platformTheme: normalizePlatformTheme(value.platformTheme),
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};
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}
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if (typeof value.musicVolume === 'number') {
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return {
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musicVolume: clampVolume(value.musicVolume),
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platformTheme: normalizePlatformTheme(value.platformTheme),
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};
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}
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return null;
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}
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export function readSavedSettings() {
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return (
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readStoredJson({
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key: SETTINGS_STORAGE_KEY,
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parse: parseSavedSettings,
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}) ?? {
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musicVolume: DEFAULT_MUSIC_VOLUME,
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platformTheme: DEFAULT_PLATFORM_THEME,
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}
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);
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}
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export function writeSavedSettings(settings: SavedGameSettings) {
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const payload: StoredGameSettings = {
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version: SETTINGS_STORAGE_VERSION,
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musicVolume: clampVolume(settings.musicVolume),
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platformTheme: normalizePlatformTheme(settings.platformTheme),
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};
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return writeStoredJson({
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key: SETTINGS_STORAGE_KEY,
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value: payload,
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});
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}
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