interface DataType {
  x: number[];
  y: number[];
}

/**
 * Calculate the max and min value of the data
 * @param data - The data to calculate
 * @param data.x - The x data
 * @param data.y - The y data
 * @returns min x and y point, max power value and power series
 */
export function getInfo({ x, y }: DataType) {
  const x0 = { x: x[0], y: y[0] };
  const y0 = { x: x[0], y: y[0] };
  const max = { x: x[0], y: y[0] };
  const power: DataType = { x, y: [] };
  for (let i = 0; i < x.length; i++) {
    if (Math.abs(y[i]) < Math.abs(y0.y)) {
      y0.x = x[i];
      y0.y = y[i];
    }
    if (Math.abs(x[i]) < Math.abs(x0.x)) {
      x0.x = x[i];
      x0.y = y[i];
    }
    power.y.push(x[i] * y[i]);
    if (x[i] * y[i] < max.x * max.y) {
      max.x = x[i];
      max.y = y[i];
    }
  }
  return { x0, y0, max, power };
}