import { IconX } from '@tabler/icons-react'

/**
 * Компонент для отображения прогресса долгих операций
 * Показывает progress bar и возможность отмены
 */
function ProgressIndicator({
  progress = 0, // 0-100
  total = 100,
  current = 0,
  message = 'Обработка...',
  onCancel = null,
  variant = 'blue', // blue, green, red, yellow, purple
  showPercentage = true,
  showCount = true,
  animated = true,
  className = ''
}) {
  const percentage = total > 0 ? Math.min(100, Math.max(0, (current / total) * 100)) : progress

  return (
    <div className={`card ${className}`}>
      <div className="card-body">
        <div className="d-flex justify-content-between align-items-center mb-2">
          <div className="text-muted">{message}</div>
          {onCancel && (
            <button 
              className="btn btn-sm btn-ghost-secondary btn-icon"
              onClick={onCancel}
              title="Отменить"
            >
              <IconX size={18} />
            </button>
          )}
        </div>

        {/* Progress bar */}
        <div className="progress mb-2" style={{ height: '0.5rem' }}>
          <div 
            className={`progress-bar ${animated ? 'progress-bar-striped progress-bar-animated' : ''} bg-${variant}`}
            role="progressbar"
            style={{ width: `${percentage}%` }}
            aria-valuenow={percentage}
            aria-valuemin="0"
            aria-valuemax="100"
          >
          </div>
        </div>

        {/* Статистика */}
        <div className="d-flex justify-content-between align-items-center">
          {showCount && total > 0 && (
            <div className="text-muted small">
              Обработано: <strong>{current}</strong> из <strong>{total}</strong>
            </div>
          )}
          {showPercentage && (
            <div className={`text-${variant} fw-bold`}>
              {percentage.toFixed(0)}%
            </div>
          )}
        </div>
      </div>
    </div>
  )
}

/**
 * Линейный progress indicator (более компактный)
 */
export function LinearProgress({
  progress = 0,
  variant = 'blue',
  message = null,
  className = ''
}) {
  return (
    <div className={className}>
      {message && (
        <div className="text-muted small mb-1">{message}</div>
      )}
      <div className="progress" style={{ height: '0.25rem' }}>
        <div 
          className={`progress-bar progress-bar-indeterminate bg-${variant}`}
          style={progress > 0 ? { width: `${progress}%` } : {}}
        ></div>
      </div>
    </div>
  )
}

/**
 * Circular progress (кольцевой индикатор)
 */
export function CircularProgress({
  progress = 0,
  size = 64,
  strokeWidth = 4,
  variant = 'blue',
  showPercentage = true,
  className = ''
}) {
  const radius = (size - strokeWidth) / 2
  const circumference = radius * 2 * Math.PI
  const offset = circumference - (progress / 100) * circumference

  // Цвета Tabler
  const colors = {
    blue: '#206bc4',
    green: '#2fb344',
    red: '#d63939',
    yellow: '#f76707',
    purple: '#ae3ec9',
    azure: '#4299e1'
  }

  return (
    <div className={`d-inline-flex align-items-center justify-content-center ${className}`}>
      <svg width={size} height={size}>
        {/* Фоновое кольцо */}
        <circle
          stroke="#e9ecef"
          fill="transparent"
          strokeWidth={strokeWidth}
          r={radius}
          cx={size / 2}
          cy={size / 2}
        />
        {/* Прогресс */}
        <circle
          stroke={colors[variant] || colors.blue}
          fill="transparent"
          strokeWidth={strokeWidth}
          strokeDasharray={circumference}
          strokeDashoffset={offset}
          strokeLinecap="round"
          r={radius}
          cx={size / 2}
          cy={size / 2}
          style={{
            transform: 'rotate(-90deg)',
            transformOrigin: '50% 50%',
            transition: 'stroke-dashoffset 0.3s ease'
          }}
        />
        {/* Процент в центре */}
        {showPercentage && (
          <text
            x="50%"
            y="50%"
            textAnchor="middle"
            dy=".3em"
            fontSize="14"
            fontWeight="600"
            fill={colors[variant] || colors.blue}
          >
            {Math.round(progress)}%
          </text>
        )}
      </svg>
    </div>
  )
}

export default ProgressIndicator