#include "../includes/tart.h"
#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
#include "term.h"

struct tart_cell tart_test() {
#ifdef TART_RGB_COLORS
    return (struct tart_cell){{0,0,0}, {0,0,0}, 0, 't',0};
#else
    return (struct tart_cell){0,0,0,0,0};
#endif
}
struct tart_window tart_create_window() {
    struct tart_window window;
    window.buffer_count = 0;
    for(int i = 0; i < 0xFF; i++) {
        window.buffers[i] = tart_create_buffer(0, (struct tart_vec2){0,0},(struct tart_vec2){0,0});
    }
    window.size = term_current_size();
    return window;
}

struct tart_buffer tart_create_buffer(tart_id id, struct tart_vec2 size, struct tart_vec2 position) {
    unsigned int cell_count = size.x * size.y;
    struct tart_cell* cells = (struct tart_cell*)malloc((size.x * size.y) * sizeof(struct tart_cell));
    struct tart_cell cell = NULL_CELL;
    char* data = (char*)malloc((size.x*size.y) * (sizeof(char) * TART_CELL_DATA_SIZE));
    unsigned int data_count = (size.x*size.y) * TART_CELL_DATA_SIZE;
    struct tart_buffer buf = {cell_count,0,id,size,position,cells, data, data_count}; // -NOTE- dose not set the layer
    return buf;
}
#ifdef TART_RGB_COLORS
struct tart_cell tart_create_cell(char display, tart_byte style, struct tart_rgb foreground, struct tart_rgb background) {
    struct tart_cell b = {foreground, background, style, display,0};
    return b;
}
#else

struct tart_cell tart_create_cell(char display, tart_byte style, 
        tart_byte foreground, tart_byte background) {
    return (struct tart_cell){foreground,background,style,display,0};
}
#endif
tart_byte tart_add_buffer(struct tart_window* window, struct tart_buffer buffer) {
    if(window->buffer_count <= 0xFF) {
        window->buffers[window->buffer_count] = buffer;
        window->buffer_count++;
        return window->buffer_count;
    }
    return 0;
}
tart_byte tart_set_buffer(struct tart_window* window, struct tart_buffer buffer, tart_byte layer) {
    if(layer <= 0xFF) {
        window->buffers[layer] = buffer;
        return layer;
    }
    return 0;
}

struct tart_buffer* tart_get_buffer(struct tart_window* window, tart_byte layer) {
    return &window->buffers[layer];
}

struct tart_cell* tart_get_cell(struct tart_buffer* buffer, int idx) {
    return &buffer->cells[idx];
}

struct tart_cell tart_set_cell(struct tart_buffer* buffer, struct tart_cell cell,int idx) {
    struct tart_cell c = buffer->cells[idx];
    buffer->cells[idx] = cell;
    return c;
}