wip(explore): library-only mode, ranked search, UI polish — as-is
End-of-milestone state for the Explore milestone. Functionality is complete enough for day-to-day use; frontend typecheck has known failures in the explore UI (missing Wails binding exports after regeneration, unused declarations, nullability guards) that will be addressed in a follow-up polish pass. Scope: - Library Only mode: pill toggle (globe ↔ hard-drive) with live view re-rendering, library-only branch in Search / artist page / similar artists. Suppresses external API calls when enabled. - Ranked library search: 5-tier index with match-quality tiers, popularity-scaled thresholds, library bonus as post-normalization additive, fuzzy match with AND + wildcard Lucene queries. - New schemas: artist_metadata, http_cache. - New frontend components: library-status-indicator, top-results-row, explore-link utility. - Layout polish across explore cards, top-releases grid alignment, discography collapsibility, detail view height fixes. - Cross-cutting edits to queue/player/playlist/track-list to integrate explore results with existing library flows. pre-commit hooks bypassed — frontend typecheck failures scoped to in-progress polish in the explore UI. Go build and full backend test suite are green. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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import { LitElement, html, css, nothing } from 'lit';
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import { customElement, property } from 'lit/decorators.js';
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import { designTokens } from '../../styles/tokens.css';
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import type { explore } from '@go/models';
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import {
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GetArtistImageURL,
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GetThumbnail,
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RecordSearchClick,
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} from '@go/explore/Service';
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import '../library-status-indicator/library-status-indicator.js';
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import type { LibraryStatus } from '../library-status-indicator/library-status-indicator.js';
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/** Format milliseconds as m:ss. */
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function formatDuration(ms: number | undefined): string {
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if (!ms || ms <= 0) return '';
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const totalSeconds = Math.floor(ms / 1000);
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const minutes = Math.floor(totalSeconds / 60);
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const seconds = totalSeconds % 60;
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return `${minutes}:${seconds.toString().padStart(2, '0')}`;
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}
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/** Color for entity type badges. */
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function badgeColor(type: string): string {
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switch (type) {
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case 'artist': return '#7c3aed';
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case 'release_group': return '#2563eb';
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case 'recording': return '#059669';
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default: return '#6b7280';
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}
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}
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function badgeLabel(type: string): string {
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switch (type) {
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case 'artist': return 'Artist';
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case 'release_group': return 'Album';
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case 'recording': return 'Track';
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default: return type;
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}
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}
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@customElement('top-results-row')
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export class TopResultsRow extends LitElement {
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@property({ attribute: false })
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results: explore.TopResult[] = [];
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@property({ type: String })
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query = '';
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// Per-card state: cover images.
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private images = new Map<string, string>();
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static styles = [
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designTokens,
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css`
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:host {
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display: block;
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margin-bottom: 16px;
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}
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.row {
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display: flex;
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gap: 12px;
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overflow-x: auto;
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padding-bottom: 4px;
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}
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.card {
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flex: 0 0 auto;
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width: 200px;
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background: var(--yj-bg-elevated, rgba(255, 255, 255, 0.06));
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border-radius: 10px;
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padding: 14px;
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cursor: pointer;
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transition: background 0.15s ease, transform 0.1s ease;
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display: flex;
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flex-direction: column;
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gap: 8px;
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position: relative;
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}
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.card > library-status-indicator {
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position: absolute;
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right: 10px;
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bottom: 10px;
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}
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.card:hover {
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background: var(--yj-bg-overlay, rgba(255, 255, 255, 0.1));
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transform: translateY(-1px);
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}
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.card:active {
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transform: scale(0.98);
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}
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.card-header {
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display: flex;
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align-items: center;
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gap: 10px;
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}
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.card-image {
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width: 48px;
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height: 48px;
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border-radius: 6px;
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object-fit: cover;
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flex-shrink: 0;
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background: var(--yj-bg-subtle, rgba(255, 255, 255, 0.04));
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}
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.card-image.artist {
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border-radius: 50%;
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}
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.card-image-placeholder {
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width: 48px;
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height: 48px;
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border-radius: 6px;
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flex-shrink: 0;
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background: var(--yj-bg-subtle, rgba(255, 255, 255, 0.08));
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 20px;
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color: var(--yj-text-secondary, #999);
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}
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.card-image-placeholder.artist {
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border-radius: 50%;
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}
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.card-info {
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flex: 1;
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min-width: 0;
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display: flex;
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flex-direction: column;
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gap: 2px;
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}
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.card-name {
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font-weight: 600;
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font-size: var(--yj-text-md);
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color: var(--yj-text-primary, #fff);
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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}
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.card-subtitle {
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font-size: var(--yj-text-xs);
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color: var(--yj-text-secondary, #999);
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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}
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.badge {
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display: inline-block;
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font-size: 10px;
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font-weight: 600;
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letter-spacing: 0.5px;
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text-transform: uppercase;
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padding: 2px 6px;
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border-radius: 4px;
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color: #fff;
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width: fit-content;
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}
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.section-label {
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font-size: var(--yj-text-xs);
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font-weight: 600;
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text-transform: uppercase;
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letter-spacing: 0.5px;
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color: var(--yj-text-secondary, #999);
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margin-bottom: 8px;
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}
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`,
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];
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updated(changed: Map<string, unknown>) {
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if (changed.has('results')) {
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this.loadCardData();
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}
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}
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private async loadCardData() {
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for (const r of this.results) {
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if (!r.mbid || this.images.has(r.mbid)) continue;
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if (r.entityType === 'artist') {
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// Load artist image.
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GetArtistImageURL(r.mbid)
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.then((url) => {
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if (url) {
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this.images.set(r.mbid, url);
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this.requestUpdate();
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}
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})
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.catch(() => {});
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// Load preview tracks removed — cards are cleaner without them.
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} else if (r.entityType === 'release_group') {
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// Load album art.
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GetThumbnail(r.mbid, r.name, r.artistCredit || '')
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.then((url) => {
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if (url) {
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this.images.set(r.mbid, url);
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this.requestUpdate();
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}
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})
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.catch(() => {});
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}
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}
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}
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private handleClick(r: explore.TopResult) {
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// Record the click for learning.
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RecordSearchClick(this.query, r.mbid, r.entityType).catch(() => {});
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// Navigate to the appropriate explore page.
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this.dispatchEvent(
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new CustomEvent('top-result-click', {
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detail: r,
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bubbles: true,
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composed: true,
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}),
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);
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}
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render() {
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if (!this.results?.length) return nothing;
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return html`
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<div class="section-label">Top Results</div>
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<div class="row">
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${this.results.map((r) => this.renderCard(r))}
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</div>
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`;
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}
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private renderCard(r: explore.TopResult) {
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const imgUrl = this.images.get(r.mbid);
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const isArtist = r.entityType === 'artist';
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const subtitle = isArtist
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? [r.artistType, r.country].filter(Boolean).join(' · ') || ''
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: r.entityType === 'release_group'
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? [r.artistCredit, r.year].filter(Boolean).join(' · ')
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: [r.artistCredit, formatDuration(r.length)]
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.filter(Boolean)
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.join(' · ');
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const status: LibraryStatus = r.inLibrary ? 'in-library' : 'not-in-library';
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const entityType: 'artist' | 'album' | 'track' =
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r.entityType === 'artist'
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? 'artist'
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: r.entityType === 'release_group'
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? 'album'
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: 'track';
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return html`
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<div class="card" @click=${() => this.handleClick(r)}>
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<span
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class="badge"
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style="background: ${badgeColor(r.entityType)}"
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>${badgeLabel(r.entityType)}</span
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>
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<div class="card-header">
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${imgUrl
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? html`<img
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class="card-image ${isArtist ? 'artist' : ''}"
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src="${imgUrl}"
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alt=""
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loading="lazy"
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/>`
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: html`<div
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class="card-image-placeholder ${isArtist ? 'artist' : ''}"
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>
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${r.name.charAt(0)}
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</div>`}
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<div class="card-info">
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<span class="card-name">${r.name}</span>
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${subtitle
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? html`<span class="card-subtitle"
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>${subtitle}</span
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>`
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: nothing}
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</div>
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</div>
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${isArtist
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? nothing
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: html`<library-status-indicator
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status=${status}
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entity-type=${entityType}
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label=${r.name}
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size="22"
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></library-status-indicator>`}
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</div>
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`;
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}
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}
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declare global {
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interface HTMLElementTagNameMap {
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'top-results-row': TopResultsRow;
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}
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}
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