const c = @cImport({
    @cInclude("SDL2/SDL.h");
});

const std = @import("std");

pub fn main() anyerror!void {
    if (c.SDL_Init(c.SDL_INIT_EVERYTHING) != 0) {
        c.SDL_LogCritical(c.SDL_LOG_CATEGORY_APPLICATION, "Failed to initialize SDL2");

        return error.SystemFailure;
    }

    defer c.SDL_Quit();

    const sdl_window = create_sdl_window: {
        const pos = c.SDL_WINDOWPOS_UNDEFINED;
        var flags = @as(u32, 0);

        break: create_sdl_window c.SDL_CreateWindow("Ona", pos, pos, 640, 480, flags);
    };

    if (sdl_window == null) {
        c.SDL_LogCritical(c.SDL_LOG_CATEGORY_APPLICATION, "Failed to create window");

        return error.SystemFailure;
    }

    defer c.SDL_DestroyWindow(sdl_window);

    var is_running = true;

    while (is_running) {
        var sdl_event = std.mem.zeroes(c.SDL_Event);

        while (c.SDL_PollEvent(&sdl_event) != 0) {
            switch (sdl_event.type) {
                c.SDL_QUIT => is_running = false,

                else => {},
            }
        }
    }
}