#pragma once

#include <stdint.h>

#include "datatypes.cpp"
#include "helpers.cpp"

namespace UwU {
      // Buffer object - can be a wayland surface or a virtual buffer
  class Buffer {
    public:
        Buffer(uint16_t width, uint16_t height) {
        uint8_t pixels[width * height * 4];
        this->pixels = pixels;
        this->width = width;
        this->height = height;
        this->stride = width * 4;
        }
        // Buffer(uint8_t* pixels, uint16_t width, uint16_t height, uint16_t stride) {
        //   this->pixels = pixels;
        //   this->width = width;
        //   this->height = height;
        //   this->stride = stride;
        // }
        Buffer() {}
        uint8_t* pixels;
        uint16_t width;
        uint16_t height;
        uint16_t stride;

        void drawPixel(Coord2 coord, Color color) {
            size_t i = (size_t)coord.y * stride + (size_t)coord.x * 4;
            uint8_t b0 = pixels[i + 0];
            uint8_t g0 = pixels[i + 1];
            uint8_t r0 = pixels[i + 2];
            uint8_t b = Helpers::lerp8(b0, color.b, color.a);
            uint8_t g = Helpers::lerp8(g0, color.g, color.a);
            uint8_t r = Helpers::lerp8(r0, color.r, color.a);
            pixels[i + 0] = b;    // B
            pixels[i + 1] = g;    // G
            pixels[i + 2] = r;    // R
            pixels[i + 3] = 0xff; // A
            return;
        }
  };
}