const LUMA_VACUUM_VERSION = '0.2.0';

class LumaVacuumCard 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 || '',
      image: config.image || '',
      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]; }

  _getPrefix() {
    return this._config?.entity?.replace(/^vacuum\./, '') || '';
  }

  _getSensorState(suffix) {
    const id = `sensor.${this._getPrefix()}_${suffix}`;
    return this._hass?.states?.[id];
  }

  _callService(service, data = {}) {
    if (!this._hass || !this._config) return;
    this._hass.callService('vacuum', service, { entity_id: this._config.entity, ...data });
  }

  _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 prefix = this._getPrefix();

    const statusSensor = this._getSensorState('status');
    const statusText = statusSensor?.state || s?.state || 'unavailable';

    const isCleaning = ['cleaning', 'segment_cleaning', 'zoned_cleaning', 'spot_cleaning',
      'segment_mopping', 'robot_status_mopping'].includes(statusText);
    const isReturning = ['returning_home', 'docking'].includes(statusText);

    const errorSensor = this._getSensorState('vacuum_error');
    const hasError = errorSensor && errorSensor.state !== 'none' && errorSensor.state !== '';

    const batterySensor = this._getSensorState('battery');
    const battery = batterySensor ? parseInt(batterySensor.state) || 0 : 0;

    const accent = hasError ? '#e05050'
      : isCleaning ? '#7EB8DA'
      : isReturning ? '#f0a060'
      : 'rgba(157,170,184,0.7)';

    const displayStatus = {
      charging: 'Charged', charging_complete: 'Charged',
      cleaning: 'Cleaning', segment_cleaning: 'Cleaning', zoned_cleaning: 'Cleaning',
      returning_home: 'Returning', docking: 'Returning',
      washing_the_mop: 'Washing mop', going_to_wash_the_mop: 'Washing mop',
      emptying_the_bin: 'Emptying bin',
      docked: 'Docked', idle: 'Idle', paused: 'Paused', error: 'Error',
    }[statusText] || statusText;

    const statusLine = hasError
      ? `⚠ ${errorSensor.state.replace(/_/g, ' ')} · ${battery}%`
      : `${displayStatus} · ${battery}%`;

    const statusColor = hasError ? '#e05050' : isCleaning ? accent : 'rgba(232,232,232,0.50)';

    const name = this._config.name || s?.attributes?.friendly_name || '';

    const glowHtml = isCleaning
      ? '<div class="glow glow-green"></div>'
      : hasError
      ? '<div class="glow glow-red"></div>'
      : '';

    const actions = ['Dock', 'Mop Only', 'V&M Fast', 'After Meals', 'Vac & Mop', 'Custom'];
    const actionsHtml = actions.map((label, i) => {
      const cls = i === 5 ? 'action-btn custom' : 'action-btn';
      return `<button class="${cls}" data-idx="${i}">${label}</button>`;
    }).join('');

    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;
          height: 100%; min-height: 280px; display: flex; flex-direction: column;
          box-shadow: 0 2px 6px rgba(0,0,0,.06); padding: 16px;
          transition: border-color .15s, box-shadow .15s;
        }
        .card:hover { border-color: rgba(255,255,255,0.18); box-shadow: 0 8px 28px rgba(0,0,0,.28); }

        .glow {
          position: absolute; top: -20px; right: -20px; width: 200px; height: 200px;
          border-radius: 50%; pointer-events: none; filter: blur(40px);
        }
        .glow-green { background: rgba(80,224,112,0.35); }
        .glow-red { background: rgba(224,80,80,0.35); }

        .header { position: relative; z-index: 1; }
        .name { font-size: 18px; font-weight: 600; letter-spacing: -0.02em; color: #fff; }
        .status { font-size: 13px; font-weight: 400; letter-spacing: 0.02em; color: ${statusColor}; margin-top: 4px; }

        .product-img {
          position: absolute; top: 16px; right: 16px; width: 160px; height: 160px;
          object-fit: contain; z-index: 1; pointer-events: none;
        }
        .product-img-placeholder {
          position: absolute; top: 16px; right: 16px; width: 160px; height: 160px;
          display: flex; align-items: center; justify-content: center; z-index: 1;
        }
        .product-img-placeholder ha-icon { --mdc-icon-size: 80px; color: rgba(187,187,187,0.2); }

        .actions {
          display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px;
          margin-top: auto; position: relative; z-index: 1;
        }
        .action-btn {
          background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.08);
          border-radius: 12px; color: rgba(232,232,232,0.80); font-size: 13px; font-weight: 500;
          padding: 14px 8px; cursor: pointer; transition: all .15s; text-align: center;
        }
        .action-btn:hover { background: rgba(126,184,218,0.20); border-color: rgba(126,184,218,0.5); color: #fff; }
        .action-btn.custom { color: rgba(232,232,232,0.55); background: rgba(255,255,255,0.04); }
        .action-btn.custom:hover { background: rgba(255,255,255,0.10); color: rgba(232,232,232,0.80); }
      </style>
      <div class="card">
        ${glowHtml}
        <div class="header">
          <div class="name">${name}</div>
          <div class="status">${statusLine}</div>
        </div>
        ${this._config.image
          ? `<img class="product-img" src="${this._config.image}" alt="" />`
          : `<div class="product-img-placeholder"><ha-icon icon="mdi:robot-vacuum"></ha-icon></div>`}
        <div class="actions">${actionsHtml}</div>
      </div>`;

    this.shadowRoot.querySelector('.header').addEventListener('click', () => this._handleClick());

    this.shadowRoot.querySelectorAll('.action-btn').forEach(btn => {
      btn.addEventListener('click', (e) => {
        e.stopPropagation();
        const idx = parseInt(btn.dataset.idx);
        switch (idx) {
          case 0: this._callService('return_to_base'); break;
          case 5: this._handleClick(); break;
          default: this._handleClick(); break;
        }
      });
    });
  }
}

customElements.define('luma-vacuum-card', LumaVacuumCard);
window.customCards = window.customCards || [];
window.customCards.push({ type: 'luma-vacuum-card', name: 'Luma Vacuum', description: 'Luma-style vacuum card with product image, battery, status, and 6-button action grid.', preview: true });
console.info(`%c LUMA-VACUUM-CARD %c v${LUMA_VACUUM_VERSION} `, 'background:#7EB8DA;color:#111;font-weight:bold', 'background:#161a22;color:#7EB8DA');