import { css, cssManager, unsafeCSS } from '@design.estate/dees-element';

export const fonts = {
  base: `'Geist Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif`,
  mono: `'Geist Mono', ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", Menlo, monospace`
};

export const colors = {
  // Background colors
  background: {
    primary: cssManager.bdTheme('#ffffff', '#09090b'),
    secondary: cssManager.bdTheme('#fafafa', '#18181b'),
    muted: cssManager.bdTheme('#f4f4f5', '#27272a'),
    card: cssManager.bdTheme('#ffffff', '#0f0f12'),
    elevated: cssManager.bdTheme('#ffffff', '#1a1a1e')
  },

  // Border colors
  border: {
    default: cssManager.bdTheme('#e4e4e7', '#27272a'),
    muted: cssManager.bdTheme('#f4f4f5', '#3f3f46'),
    subtle: cssManager.bdTheme('#f0f0f2', '#1f1f23')
  },

  // Text colors
  text: {
    primary: cssManager.bdTheme('#09090b', '#fafafa'),
    secondary: cssManager.bdTheme('#71717a', '#a1a1aa'),
    muted: cssManager.bdTheme('#a1a1aa', '#71717a')
  },

  // Status colors - vibrant and accessible
  status: {
    operational: cssManager.bdTheme('#16a34a', '#22c55e'),
    degraded: cssManager.bdTheme('#d97706', '#fbbf24'),
    partial: cssManager.bdTheme('#dc2626', '#f87171'),
    major: cssManager.bdTheme('#b91c1c', '#ef4444'),
    maintenance: cssManager.bdTheme('#2563eb', '#60a5fa')
  },

  // Accent colors for interactive elements
  accent: {
    primary: cssManager.bdTheme('#09090b', '#fafafa'),
    hover: cssManager.bdTheme('#18181b', '#e4e4e7'),
    focus: cssManager.bdTheme('#3b82f6', '#60a5fa')
  }
};

export const shadows = {
  xs: '0 1px 2px 0 rgba(0, 0, 0, 0.03)',
  sm: '0 1px 3px 0 rgba(0, 0, 0, 0.06), 0 1px 2px -1px rgba(0, 0, 0, 0.06)',
  base: '0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05)',
  md: '0 6px 12px -2px rgba(0, 0, 0, 0.08), 0 3px 7px -3px rgba(0, 0, 0, 0.05)',
  lg: '0 12px 24px -4px rgba(0, 0, 0, 0.1), 0 6px 12px -6px rgba(0, 0, 0, 0.05)',
  xl: '0 24px 48px -12px rgba(0, 0, 0, 0.12), 0 12px 24px -12px rgba(0, 0, 0, 0.05)',
  inner: 'inset 0 2px 4px 0 rgba(0, 0, 0, 0.04)',
  glow: '0 0 20px -5px rgba(34, 197, 94, 0.3)'
};

export const borderRadius = {
  xs: '3px',
  sm: '4px',
  base: '6px',
  md: '8px',
  lg: '12px',
  xl: '16px',
  '2xl': '24px',
  full: '9999px'
};

export const spacing = {
  xs: '4px',
  sm: '8px',
  md: '16px',
  lg: '24px',
  xl: '32px',
  '2xl': '48px',
  '3xl': '64px',
  '4xl': '96px'
};

// Animation easings
export const easings = {
  default: 'cubic-bezier(0.4, 0, 0.2, 1)',
  smooth: 'cubic-bezier(0.4, 0, 0.6, 1)',
  bounce: 'cubic-bezier(0.68, -0.55, 0.265, 1.55)',
  snappy: 'cubic-bezier(0.2, 0, 0, 1)'
};

// Durations
export const durations = {
  fast: '100ms',
  normal: '200ms',
  slow: '300ms',
  slower: '500ms'
};

export const commonStyles = css`
  /* Button styles */
  .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: ${unsafeCSS(fonts.base)};
    font-size: 13px;
    font-weight: 500;
    height: 36px;
    padding: 0 14px;
    border-radius: ${unsafeCSS(borderRadius.base)};
    border: 1px solid ${colors.border.default};
    background: ${colors.background.primary};
    color: ${colors.text.primary};
    cursor: pointer;
    user-select: none;
    transition: all ${unsafeCSS(durations.normal)} ${unsafeCSS(easings.default)};
    gap: 6px;
    white-space: nowrap;
    letter-spacing: -0.01em;
  }

  .button:hover {
    background: ${colors.background.secondary};
    border-color: ${cssManager.bdTheme('#d4d4d8', '#3f3f46')};
    box-shadow: ${unsafeCSS(shadows.xs)};
  }

  .button:active {
    transform: scale(0.98);
    transition-duration: ${unsafeCSS(durations.fast)};
  }

  .button:focus-visible {
    outline: 2px solid ${colors.accent.focus};
    outline-offset: 2px;
  }

  .button.primary {
    background: ${colors.accent.primary};
    color: ${colors.background.primary};
    border-color: transparent;
  }

  .button.primary:hover {
    background: ${colors.accent.hover};
    box-shadow: ${unsafeCSS(shadows.sm)};
  }

  .button.ghost {
    background: transparent;
    border-color: transparent;
  }

  .button.ghost:hover {
    background: ${colors.background.muted};
  }

  .button.sm {
    height: 32px;
    padding: 0 12px;
    font-size: 12px;
  }

  .button.lg {
    height: 44px;
    padding: 0 20px;
    font-size: 15px;
  }

  /* Card styles */
  .card {
    background: ${colors.background.card};
    border: 1px solid ${colors.border.default};
    border-radius: ${unsafeCSS(borderRadius.lg)};
    padding: ${unsafeCSS(spacing.lg)};
    box-shadow: ${unsafeCSS(shadows.sm)};
    transition: all ${unsafeCSS(durations.normal)} ${unsafeCSS(easings.default)};
  }

  .card:hover {
    border-color: ${colors.border.muted};
    box-shadow: ${unsafeCSS(shadows.base)};
  }

  .card.interactive {
    cursor: pointer;
  }

  .card.interactive:hover {
    transform: translateY(-2px);
    box-shadow: ${unsafeCSS(shadows.md)};
  }

  /* Loading skeleton */
  .skeleton {
    background: ${cssManager.bdTheme(
      'linear-gradient(90deg, #f4f4f5 0%, #e4e4e7 50%, #f4f4f5 100%)',
      'linear-gradient(90deg, #18181b 0%, #27272a 50%, #18181b 100%)'
    )};
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: ${unsafeCSS(borderRadius.base)};
  }

  @keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
  }

  /* Pulse animation for status indicators */
  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
  }

  /* Fade in animation */
  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .fade-in {
    animation: fadeIn ${unsafeCSS(durations.slow)} ${unsafeCSS(easings.default)} forwards;
  }

  /* Scale in animation */
  @keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
  }

  .scale-in {
    animation: scaleIn ${unsafeCSS(durations.slow)} ${unsafeCSS(easings.bounce)} forwards;
  }

  /* Container styles */
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 ${unsafeCSS(spacing.lg)};
  }

  /* Status pill */
  .status-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: ${unsafeCSS(borderRadius.full)};
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.01em;
  }

  .status-pill .status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
  }

  .status-pill.operational {
    background: ${cssManager.bdTheme('rgba(22, 163, 74, 0.1)', 'rgba(34, 197, 94, 0.15)')};
    color: ${cssManager.bdTheme('#15803d', '#4ade80')};
  }

  .status-pill.operational .status-dot {
    background: ${colors.status.operational};
  }

  .status-pill.degraded {
    background: ${cssManager.bdTheme('rgba(217, 119, 6, 0.1)', 'rgba(251, 191, 36, 0.15)')};
    color: ${cssManager.bdTheme('#b45309', '#fcd34d')};
  }

  .status-pill.degraded .status-dot {
    background: ${colors.status.degraded};
  }

  .status-pill.partial_outage,
  .status-pill.major_outage {
    background: ${cssManager.bdTheme('rgba(220, 38, 38, 0.1)', 'rgba(248, 113, 113, 0.15)')};
    color: ${cssManager.bdTheme('#b91c1c', '#fca5a5')};
  }

  .status-pill.partial_outage .status-dot,
  .status-pill.major_outage .status-dot {
    background: ${colors.status.major};
  }

  .status-pill.maintenance {
    background: ${cssManager.bdTheme('rgba(37, 99, 235, 0.1)', 'rgba(96, 165, 250, 0.15)')};
    color: ${cssManager.bdTheme('#1d4ed8', '#93c5fd')};
  }

  .status-pill.maintenance .status-dot {
    background: ${colors.status.maintenance};
  }

  /* Responsive utilities */
  @media (max-width: 1024px) {
    .container {
      padding: 0 ${unsafeCSS(spacing.md)};
    }
  }

  @media (max-width: 640px) {
    .container {
      padding: 0 ${unsafeCSS(spacing.md)};
    }

    .button {
      height: 40px;
      padding: 0 16px;
    }

    .button.sm {
      height: 36px;
    }
  }

  /* Visually hidden (for accessibility) */
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
`;

export const getStatusColor = (status: string) => {
  switch (status) {
    case 'operational':
      return colors.status.operational;
    case 'degraded':
      return colors.status.degraded;
    case 'partial_outage':
      return colors.status.partial;
    case 'major_outage':
      return colors.status.major;
    case 'maintenance':
      return colors.status.maintenance;
    default:
      return colors.text.secondary;
  }
};

export const getStatusIcon = (status: string) => {
  switch (status) {
    case 'operational':
      return '✓';
    case 'degraded':
      return '!';
    case 'partial_outage':
      return '⚠';
    case 'major_outage':
      return '✕';
    case 'maintenance':
      return '🔧';
    default:
      return '?';
  }
};