#ifndef BEAM_HPP
#define BEAM_HPP
#include <assert.h>
#include <cmath>
#include <iostream>

struct RectangularBeamDimensions {
  inline static std::string name{"Rectangular"};
  float b;
  float h;
  RectangularBeamDimensions(const float &width, const float &height)
      : b(width), h(height) {
    assert(width > 0 && height > 0);
  }
  RectangularBeamDimensions() : b(0.002), h(0.002) {}
};

struct CylindricalBeamDimensions {
  inline static std::string name{"Cylindrical"};
  float od; // Cylinder outside diameter
  float
      id; // Cylinder inside diameter
          // https://www.engineeringtoolbox.com/area-moment-inertia-d_1328.html
  CylindricalBeamDimensions(const float &outsideDiameter,
                            const float &insideDiameter)
      : od(outsideDiameter), id(insideDiameter) {
    assert(outsideDiameter > 0 && insideDiameter > 0 &&
           outsideDiameter > insideDiameter);
  }
  CylindricalBeamDimensions() : od(0.03), id(0.026) {}
};

struct ElementMaterial {
  float G; // poisson's ratio
  float E; // ym in pascal
  ElementMaterial(const float &poissonsRatio, const float &youngsModulus)
      : G(poissonsRatio), E(youngsModulus) {
    assert(poissonsRatio <= 0.5 && poissonsRatio >= -1);
  }
  ElementMaterial() : G(0.3), E(200 * 1e10) {}
};

#endif // BEAM_HPP