#ifndef SHADERPROGRAM_H
#define SHADERPROGRAM_H

#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include <iostream>

using namespace std;

class ShaderProgram
{
public:
    ShaderProgram();
    virtual ~ShaderProgram();
    
    void compile(const GLchar* vertexPath, const GLchar* fragmentPath);
    bool isValid() const;
    GLuint getProgram() const;
private:
    GLchar* readFile(const GLchar* name);
    bool checkShaderErrors(const GLchar* name, GLuint shader);
    void compile(const GLchar* vertexPath, const GLchar* vertexData, const GLchar* fragmentPath, const GLchar* fragmentData);
    
    GLuint vertexShader = 0;
    GLuint fragmentShader = 0;
    GLuint program = 0;
    bool valid = false;
};

#endif