import { DeesElement, property, html, customElement, type TemplateResult, cssManager, css, unsafeCSS } from '@design.estate/dees-element';
import * as domtools from '@design.estate/dees-domtools';
import type { IOverallStatus } from '../interfaces/index.js';
import { fonts, colors } from '../styles/shared.styles.js';
import { demoFunc } from './upl-statuspage-statusbar.demo.js';

declare global {
  interface HTMLElementTagNameMap {
    'upl-statuspage-statusbar': UplStatuspageStatusbar;
  }
}

@customElement('upl-statuspage-statusbar')
export class UplStatuspageStatusbar extends DeesElement {
  public static demo = demoFunc;

  @property({ type: Object })
  public overallStatus: IOverallStatus = {
    status: 'operational',
    message: 'All Systems Operational',
    lastUpdated: Date.now(),
    affectedServices: 0,
    totalServices: 0
  };

  @property({ type: Boolean })
  public loading: boolean = false;

  @property({ type: Boolean })
  public expandable: boolean = true;

  constructor() {
    super();
  }

  public static styles = [
    cssManager.defaultStyles,
    css`
      :host {
          padding: 0;
          display: block;
          background: transparent;
          font-family: ${unsafeCSS(fonts.base)};
        }

        .statusbar-container {
          margin: auto;
          max-width: 1200px;
          padding: 0 24px 24px 24px;
          position: relative;
        }

        .statusbar-inner {
          display: flex;
          align-items: center;
          justify-content: space-between;
          min-height: 56px;
          padding: 16px 20px;
          border-radius: 6px;
          cursor: ${cssManager.bdTheme('default', 'default')};
          transition: all 0.2s ease;
          position: relative;
          overflow: hidden;
          font-weight: 500;
          font-size: 14px;
          background: ${cssManager.bdTheme('#ffffff', '#0a0a0a')};
          border: 1px solid ${cssManager.bdTheme('#e5e7eb', '#27272a')};
          box-shadow: ${cssManager.bdTheme('0 1px 2px 0 rgba(0, 0, 0, 0.05)', 'none')};
        }

        .statusbar-inner:hover {
          background: ${cssManager.bdTheme('#f9fafb', '#0f0f0f')};
        }

        .status-indicator {
          width: 8px;
          height: 8px;
          border-radius: 50%;
          flex-shrink: 0;
        }

        .statusbar-inner.operational .status-indicator {
          background: ${colors.status.operational};
        }

        .statusbar-inner.degraded .status-indicator {
          background: ${colors.status.degraded};
        }

        .statusbar-inner.partial_outage .status-indicator {
          background: ${colors.status.partial};
        }

        .statusbar-inner.major_outage .status-indicator {
          background: ${colors.status.major};
        }

        .statusbar-inner.maintenance .status-indicator {
          background: ${colors.status.maintenance};
        }

        .status-content {
          display: flex;
          align-items: center;
          gap: 12px;
          flex: 1;
        }

        .status-main {
          display: flex;
          align-items: center;
          gap: 12px;
          color: ${cssManager.bdTheme('#0a0a0a', '#fafafa')};
        }

        .status-details {
          font-size: 13px;
          color: ${cssManager.bdTheme('#6b7280', '#a1a1aa')};
        }

        .loading-skeleton {
          background: ${cssManager.bdTheme('#ffffff', '#0a0a0a')};
          border: 1px solid ${cssManager.bdTheme('#e5e7eb', '#27272a')};
          border-radius: 6px;
          height: 56px;
          position: relative;
          overflow: hidden;
        }
        
        .loading-skeleton::after {
          content: '';
          position: absolute;
          top: 0;
          left: 0;
          right: 0;
          bottom: 0;
          background: ${cssManager.bdTheme(
            'linear-gradient(90deg, transparent 0%, rgba(0,0,0,0.03) 50%, transparent 100%)',
            'linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.03) 50%, transparent 100%)'
          )};
          animation: loading 1.5s infinite;
        }

        @keyframes loading {
          0% {
            transform: translateX(-100%);
          }
          100% {
            transform: translateX(200%);
          }
        }

        .last-updated {
          font-size: 12px;
          color: ${cssManager.bdTheme('#6b7280', '#9ca3af')};
          white-space: nowrap;
        }

        @media (max-width: 640px) {
          .statusbar-inner {
            font-size: 13px;
            padding: 12px 16px;
            min-height: 48px;
          }
          
          .status-content {
            gap: 10px;
          }
          
          .status-indicator {
            width: 6px;
            height: 6px;
          }
          
          .last-updated {
            font-size: 11px;
          }
        }
    `,
  ]

  public render(): TemplateResult {
    const formatLastUpdated = () => {
      const date = new Date(this.overallStatus.lastUpdated);
      const now = new Date();
      const diff = now.getTime() - date.getTime();
      const minutes = Math.floor(diff / 60000);
      
      if (minutes < 1) return 'Just now';
      if (minutes < 60) return `${minutes}m ago`;
      const hours = Math.floor(minutes / 60);
      if (hours < 24) return `${hours}h ago`;
      return date.toLocaleDateString();
    };

    return html`
      <div class="statusbar-container">
        ${this.loading ? html`
          <div class="loading-skeleton"></div>
        ` : html`
          <div class="statusbar-inner ${this.overallStatus.status}">
            <div class="status-content">
              <div class="status-indicator"></div>
              <div class="status-main">
                <span>${this.overallStatus.message}</span>
                ${this.overallStatus.affectedServices > 0 ? html`
                  <span class="status-details">
                    · ${this.overallStatus.affectedServices} of ${this.overallStatus.totalServices} services affected
                  </span>
                ` : ''}
              </div>
            </div>
            <div class="last-updated">
              ${formatLastUpdated()}
            </div>
          </div>
        `}
      </div>
    `;
  }
}