#include "stlio.h"

static u8 COLOR_FG = Green;
static u8 COLOR_BG = White;

// We are assuming null-terminated strings here
u64 strlen(char* buffer) {
	char* c;
	for(c = buffer; *c != '\0'; c++); // LULW
	return (u64)(c - buffer);
}
void putch(const char c) {
	write_cell_fb(c, COLOR_FG, COLOR_BG);
}

u64 write(const char* buffer, const u64 size) {
	u64 i;
	for(i = 0; i < size; i++) {
		// cheesy but whatever
		if(buffer[i] == '\n') {
			frame_buffer_newline();
			//write(_line, sizeof(_line));
		}
		else {
			write_cell_fb(buffer[i], COLOR_FG, COLOR_BG);
		}
	}
	return i;
}

u64 read(const u64 n) {
	// read n bytes from keyboard
	return n;
}

void printf(char* fmt) {
	u64 i;
	u64 size = strlen(fmt);
	for(i = 0; i < size;i++) {
		char c = fmt[i];
		switch(c) {
			case '\n': {
				frame_buffer_newline();
				break;
			}
			case '%': {
				/* only do something if the situation calls for it
				 * NOTE: this call might not do anything interesting
				 */
				if((i+1) < size) {
					write_cell_fb(fmt[c], COLOR_FG, COLOR_BG);
					i += 2;
				}
			}
			default: {
				putch(c);
			}
		}
	}
}