export {
    computeLineRenderModel,
    DualFontLayout,
    findSplitIndex,
} from './domain';
export type {
    ComparisonLine,
    ComparisonResult,
    LineRenderModel,
} from './domain';

export {
    createFontRowSizeResolver,
    FontNetworkError,
    FontResponseError,
    getFontUrl,
} from './lib';
export type { FontRowSizeResolverOptions } from './lib';

export {
    FontApplicator,
    FontSampler,
    FontVirtualList,
} from './ui';

// Pure model surface (types + constants).
export {
    DEFAULT_FONT_SIZE,
    DEFAULT_FONT_WEIGHT,
    DEFAULT_LETTER_SPACING,
    DEFAULT_LINE_HEIGHT,
    FONT_SIZE_STEP,
    FONT_WEIGHT_STEP,
    LETTER_SPACING_STEP,
    LINE_HEIGHT_STEP,
    MAX_FONT_SIZE,
    MAX_FONT_WEIGHT,
    MAX_LETTER_SPACING,
    MAX_LINE_HEIGHT,
    MIN_FONT_SIZE,
    MIN_FONT_WEIGHT,
    MIN_LETTER_SPACING,
    MIN_LINE_HEIGHT,
    VIRTUAL_INDEX_NOT_LOADED,
} from './model/const/const';
export type {
    FilterGroup,
    FilterType,
    FontCategory,
    FontCollectionFilters,
    FontCollectionSort,
    FontCollectionState,
    FontFeatures,
    FontFilters,
    FontLoadRequestConfig,
    FontLoadStatus,
    FontMetadata,
    FontProvider,
    FontStyleUrls,
    FontSubset,
    FontVariant,
    FontWeight,
    FontWeightItalic,
    UnifiedFont,
    UnifiedFontVariant,
} from './model/types';

/*
 * Stores are exposed as lazy accessors / classes (not eager singletons): the
 * entity's public API is complete, so consumers go through this barrel instead
 * of deep-importing `./model` (FSD public-API boundary). Construction happens on
 * first call, so this is inert at import. The slice root already transitively
 * loads `@tanstack/query-core` via `./ui` (FontVirtualList), so surfacing the
 * stores here adds no new eager cost.
 */
export {
    FontLifecycleManager,
    FontsByIdsStore,
    getFontCatalog,
    getFontLifecycleManager,
} from './model';
export type { FontCatalogStore } from './model';

/*
 * `./api` (proxy clients: `fetchProxyFonts`, `seedFontCache`, …) is intentionally
 * NOT re-exported here — those are not part of the entity's consumed surface and
 * importing them eagerly constructs the TanStack `queryClient`. Import via the
 * segment: `import { fetchProxyFonts } from '$entities/Font/api'`.
 */

// `./testing` is intentionally not re-exported: fixtures must not leak into the
// production public API. Import them via `$entities/Font/testing`.