#include <stdlib.h>
#include <string.h>

#include "errcatch.h"

w2_s_error g_w2_error_buffer[W2_ERROR_BUFFER_SIZE] = {};
uint8_t g_w2_error_index = 0;
uint8_t g_w2_error_offset = 0;

void w2_errcatch_main() {}


/**
 * allocate and initialize error struct
 *
 * TODO: doesn't handle null pointers from calloc
 */
inline w2_s_error* w2_alloc_error(enum w2_e_errorcodes code, uint16_t length, const char *message) {
  w2_s_error* error = calloc(sizeof(w2_s_error) + length, 1);

	memcpy(error, &(w2_s_error const){ .code = code, .message_length = length }, sizeof(w2_s_error));
	
	// strncpy(error->message, message, length);

  return error;
}

void w2_errcatch_throw_msg(enum w2_e_errorcodes code, uint16_t length, const char *message) {
	w2_s_error error = *w2_alloc_error(code, length, message);
	g_w2_error_buffer[g_w2_error_index] = error;
	g_w2_error_index = (g_w2_error_index) & W2_ERROR_BUFFER_SIZE;
}

void w2_errcatch_throw(enum w2_e_errorcodes code) { w2_errcatch_throw_msg(code, 0, ""); }