const std = @import("std");
const rgfw = @import("rgfw_raw");
const rsgl = @import("rsgl");

fn keyfunc (event: [*c]const rgfw.RGFW_event) callconv(.c) void {
  if(event.*.key.value == rgfw.RGFW_keyEscape) {
    rgfw.RGFW_window_setShouldClose(event.*.common.win, 1);
  }
}

pub fn main() !void {
  var hints: *rgfw.RGFW_glHints = rgfw.RGFW_getGlobalHints_OpenGL();
  hints.major = 3;
  hints.minor = 3;
  hints.profile = rgfw.RGFW_glCompatibility;
  rgfw.RGFW_setGlobalHints_OpenGL(hints);

  const win: ?*rgfw.RGFW_window = rgfw.RGFW_createWindow("a window", 0, 0, 800, 600, rgfw.RGFW_windowCenter | rgfw.RGFW_windowNoResize | rgfw.RGFW_windowOpenGL);
  _ = rgfw.RGFW_setEventCallback(rgfw.RGFW_keyPressed, keyfunc);

  const renderer: *rsgl.renderer = rsgl.gl.rendererProc().init(@constCast(&rgfw.RGFW_getProcAddress_OpenGL));

  renderer.viewport(rsgl.rect{.x=0,.y=0,.w=500,.h=500});
  renderer.updateSize(500, 500);

  while(rgfw.RGFW_FALSE == rgfw.RGFW_window_shouldClose(win)) {
    rgfw.RGFW_pollEvents();
    if(rgfw.RGFW_TRUE == rgfw.RGFW_isMousePressed(rgfw.RGFW_mouseLeft)) {
      std.debug.print("You clicked\n", .{});
    }
    if(rgfw.RGFW_TRUE == rgfw.RGFW_isMousePressed(rgfw.RGFW_mouseRight)) {
      std.debug.print("The right mouse button was clicked\n", .{});
    }

    renderer.clear(rsgl.color{.r=10,.g=50,.b=100,.a=0});

    renderer.setColor(rsgl.color{.r=255,.g=0,.b=0,.a=255});
    _ = renderer.drawRect(rsgl.rect{.x=200,.y=200,.w=200,.h=200});
    renderer.render();
    rgfw.RGFW_window_swapBuffers_OpenGL(win);
  }
  rgfw.RGFW_window_close(win);
}