const LUMA_MEDIA_VERSION = '0.1.0';

class LumaMediaCard extends HTMLElement {
  set hass(hass) { this._hass = hass; this._render(); }

  setConfig(config) {
    if (!config.entity) throw new Error('Entity is required');
    this._config = { entity: config.entity, name: config.name || '', size: config.size || '1x2',
      accent_color: config.accent_color || '', icon: config.icon || '',
      tap_action: config.tap_action || { action: 'more-info' },
      hold_action: config.hold_action || { action: 'more-info' }, ...config };
    this._render();
  }

  getCardSize() { return 4; }
  static getStubConfig() { return { entity: '', name: '', size: '1x2' }; }
  connectedCallback() { if (!this.shadowRoot) this.attachShadow({ mode: 'open' }); this._render(); }

  _getState() { return this._hass?.states?.[this._config?.entity]; }

  _isActive() {
    const s = this._getState();
    return s && (s.state === 'playing' || s.state === 'paused');
  }

  _getAccent() {
    if (this._config?.accent_color) return this._config.accent_color;
    const s = this._getState();
    if (!s) return '#bbbbbb';
    switch (s.state) {
      case 'playing': return '#9b7ddb';
      case 'paused': return 'rgba(125,155,219,0.7)';
      default: return 'rgba(187,187,187,0.5)';
    }
  }

  _handleClick() {
    if (!this._hass || !this._config) return;
    const ev = new Event('hass-more-info', { composed: true });
    ev.detail = { entityId: this._config.entity };
    this.dispatchEvent(ev);
  }

  _render() {
    if (!this.shadowRoot || !this._config) return;
    const s = this._getState();
    const isActive = this._isActive();
    const accent = this._getAccent();
    const icon = this._config.icon || 'mdi:music';
    const title = s?.attributes?.media_title || this._config.name || s?.attributes?.friendly_name || '';
    const artist = s?.attributes?.media_artist || '';
    const volume = Math.round((s?.attributes?.volume_level || 0) * 100);
    const state = s?.state || 'off';
    const statusLabel = { playing: 'Playing', paused: 'Paused', idle: 'Idle' }[state] || 'Off';
    const volLabel = isActive ? `Vol ${volume}%` : 'Off';

    this.shadowRoot.innerHTML = `
      <style>
        :host { display: block; --accent: ${accent}; }
        .card {
          position: relative; overflow: hidden; background: rgba(36,40,48,0.75);
          border: 1px solid rgba(255,255,255,0.10); border-radius: 22px; padding: 16px;
          cursor: pointer; transition: border-color .15s, box-shadow .15s;
          height: 100%; min-height: 240px; display: flex; flex-direction: column;
          align-items: center; box-shadow: 0 2px 6px rgba(0,0,0,.06);
        }
        .card:hover { border-color: rgba(255,255,255,0.18); box-shadow: 0 8px 28px rgba(0,0,0,.28); }
        .card.active { border-color: color-mix(in srgb, var(--accent) 25%, transparent); }
        .glow {
          position: absolute; top: 0; left: 50%; transform: translateX(-50%);
          width: 200px; height: 200px; border-radius: 50%; pointer-events: none;
          opacity: 0; transition: opacity .2s;
          background: radial-gradient(circle, rgba(128,96,192,0.25) 0%, transparent 70%);
        }
        .card.active .glow { opacity: 1; }
        .art {
          width: 120px; height: 120px; border-radius: 60px; margin-top: 8px;
          display: flex; align-items: center; justify-content: center;
          background: ${isActive ? 'color-mix(in srgb, var(--accent) 25%, transparent)' : 'rgba(255,255,255,0.08)'};
          position: relative; z-index: 1;
        }
        .art ha-icon { --mdc-icon-size: 60px; color: ${isActive ? 'var(--accent)' : 'rgba(187,187,187,0.4)'}; }
        .text-area { text-align: center; margin-top: 16px; width: 100%; padding: 0 8px; position: relative; z-index: 1; flex: 1; }
        .title { font-size: 17px; font-weight: 600; letter-spacing: -0.02em; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .artist { font-size: 13px; font-weight: 400; color: rgba(232,232,232,0.6); margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .state-label { font-size: 11px; font-weight: 400; letter-spacing: 0.04em; color: ${isActive ? 'var(--accent)' : 'rgba(232,232,232,0.45)'}; margin-top: 8px; }
        .vol { font-size: 13px; font-weight: 500; color: ${isActive ? '#fff' : 'rgba(187,187,187,0.5)'}; text-align: center; padding-bottom: 4px; position: relative; z-index: 1; }
      </style>
      <div class="card ${isActive ? 'active' : ''}">
        <div class="glow"></div>
        <div class="art"><ha-icon icon="${icon}"></ha-icon></div>
        <div class="text-area">
          <div class="title">${title}</div>
          ${artist ? `<div class="artist">${artist}</div>` : ''}
          <div class="state-label">${statusLabel}</div>
        </div>
        <div class="vol">${volLabel}</div>
      </div>`;
    this.shadowRoot.querySelector('.card').addEventListener('click', () => this._handleClick());
  }
}

customElements.define('luma-media-card', LumaMediaCard);
window.customCards = window.customCards || [];
window.customCards.push({ type: 'luma-media-card', name: 'Luma Media', description: 'Luma-style media player card with album art placeholder.', preview: true });
console.info(`%c LUMA-MEDIA-CARD %c v${LUMA_MEDIA_VERSION} `, 'background:#9b7ddb;color:#111;font-weight:bold', 'background:#161a22;color:#9b7ddb');