#ifndef _H_SHADER_H
#define _H_SHADER_H

#include <thirdparty/glad/glad.h>
#include <fstream>
#include <string>

class Shader
{
protected:
	bool compileAndLink(const char *vSource, const char *fSource);
	std::string vertexPath;
	std::string fragmentPath;
	bool valid;
	Shader();
public:
	unsigned int ID;
	Shader(const char* vertPath, const char* fragPath);

	void use() { glUseProgram(ID); }
	void setFloat(const std::string& name, float value);
	void setFloatArray(const std::string & name, size_t count, const float* value);
	void setIntArray(const std::string & name, size_t count, const int* value);
	void setInt(const std::string& name, int value);
	void setBool(const std::string& name, bool value);
	void setVec2(const std::string& name, const float* value);
	void setMatrix4f(const std::string& name, const float* value);

	bool isValid() { return valid; }

	virtual ~Shader();
};

class GenericShader : public Shader
{
public:
	GenericShader() : Shader() {};
};

#endif // _H_SHADER_H