// =============================================
//  Aster: window.cpp
//  Copyright (c) 2020-2024 Anish Bhobe
// =============================================

#include "window.h"

#include "context.h"
#include "logger.h"

void
Window::RequestExit() const noexcept
{
    glfwSetWindowShouldClose(m_Window, true);
}

void
Window::SetWindowSize(const vk::Extent2D &extent) const noexcept
{
    SetWindowSize(extent.width, extent.height);
}

void
Window::SetWindowSize(const u32 width, const u32 height) const noexcept
{
    glfwSetWindowSize(m_Window, Cast<i32>(width), Cast<i32>(height));
}

vk::Extent2D
Window::GetSize() const
{
    int width;
    int height;
    glfwGetFramebufferSize(m_Window, &width, &height);
    return {Cast<u32>(width), Cast<u32>(height)};
}

void
Window::Init(cstr title, vk::Extent2D extent, b8 isFullScreen)
{
    if (!glfwInit())
    {
        const char *error = nullptr;
        const auto code = glfwGetError(&error);
        ERROR("GLFW Init failed. Cause: ({}) {}", code, error)
        THEN_ABORT(code);
    }

    GLFWmonitor *monitor = glfwGetPrimaryMonitor();
    ERROR_IF(!monitor, "No monitor found");

    i32 windowX, windowY, windowWidth, windowHeight;
    glfwGetMonitorWorkarea(monitor, &windowX, &windowY, &windowWidth, &windowHeight);

    glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
    glfwWindowHint(GLFW_CENTER_CURSOR, GLFW_TRUE);

    m_Window = glfwCreateWindow(Cast<i32>(extent.width), Cast<i32>(extent.height), title,
                                isFullScreen ? monitor : nullptr, nullptr);
    ERROR_IF(m_Window == nullptr, "Window creation failed")
    ELSE_DEBUG("Window '{}' created with resolution '{}x{}'", title, extent.width, extent.height);
    if (m_Window == nullptr)
    {
        const char *error = nullptr;
        const auto code = glfwGetError(&error);
        ERROR("GLFW Window Creation failed. Cause: ({}) {}", code, error)
        THEN_ABORT(code);
    }

    if (isFullScreen == false)
    {
        glfwSetWindowPos(m_Window, Cast<i32>(windowWidth - extent.width) / 2,
                         Cast<i32>(windowHeight - extent.height) / 2);
    }
    glfwSetInputMode(m_Window, GLFW_CURSOR, GLFW_CURSOR_NORMAL);
}

void
Window::Destroy()
{
    if (!m_Window)
        return;

    const char *title = glfwGetWindowTitle(m_Window);

    DEBUG("Window {} Destroyed", title);

    glfwDestroyWindow(m_Window);
    m_Window = nullptr;

    // Currently only one window is supported.
    glfwTerminate();
}