#include <string_view>

#define GLFW_INCLUDE_NONE
#include "GLFW/glfw3.h"

#include "fmt/std.h"
#include "glad/glad.h"

#include "cbt/opengl/context.hpp"

namespace cbt::opengl {

auto context::setup_gl() -> bool {
    if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)) {
        fmt::print("Failed to initialize GLAD\n");
        return false;
    }
    print_info();
    return true;
}

auto context::print_info() -> void {
    fmt::print("OpenGL Info:\n");
    fmt::print("  vendor  | {}\n", std::string_view(reinterpret_cast<char const*>(glGetString(GL_VENDOR))));
    fmt::print("  renderer| {}\n", std::string_view(reinterpret_cast<char const*>(glGetString(GL_RENDERER))));
    fmt::print("  version | {}\n", std::string_view(reinterpret_cast<char const*>(glGetString(GL_VERSION))));
    fmt::print("  glsl    | {}\n", std::string_view(reinterpret_cast<char const*>(glGetString(GL_SHADING_LANGUAGE_VERSION))));
    fmt::print("\n");
}

context::context(window const& win) {
    glfwMakeContextCurrent(win.raw());
    if (!setup_gl()) {
        return;
    }
    m_valid = true;
}

context::~context() {}

auto context::valid() const -> bool {
    return m_valid;
}

}