#ifndef SHADERPROGRAM_H
#define SHADERPROGRAM_H

#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include <string>
#include <glm/glm.hpp>

namespace djalim {
    class ShaderProgram {
        public:
        ShaderProgram();
        ~ShaderProgram();

        bool loadShaders(const char* vertexShaderFile, const char* fragmentShaderFile);
        void use();

        void setUniform(const std::string& name, float value);
        void setUniform(const std::string& name, int value);
        void setUniform(const std::string& name, const glm::vec2& value);
        void setUniform(const std::string& name, const glm::vec3& value);
        void setUniform(const std::string& name, const glm::vec4& value);
        void setUniform(const std::string& name, const glm::mat4& value);

        GLuint getProgram() const { return mHandle; }

        private:
        std::string fileToString(const std::string& filename);
        void checkCompileErrors(GLuint shader, std::string type);

        GLuint mHandle;
    };
}

#endif // SHADERPROGRAM_H