#include "collection.h"
#include "parse.h"
#include <assert.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(int argc, char* argv[])
{
    if (argc < 2) {
        fprintf(stderr, "error: no filename\n");
        return EXIT_FAILURE;
    }
    char* filename = argv[1];
    char* text = read_textfile(filename);
    if (!text) {
        return EXIT_FAILURE;
    }

    printf("--- text ---\n%s\n", text);

    Preproc* preproc;
    preproc_init(&preproc, strdup(filename), text);

    printf("--- tokens ---\n");

    int line = 1;
    int col = 1;
    Tok tok;
    while ((tok = preproc_next(preproc)).ty != Tok_Eof) {
        // printf("%s\t%s\n", tokty_str(tok.ty), tok.text);
        if (line > tok.line) {
            line = 0;
        }
        while (line < tok.line) {
            printf("\n");
            line += 1;
            col = 1;
        }
        while (col < tok.col) {
            printf(" ");
            col += 1;
        }
        printf("%s", tok.text);
        line = tok.line;
        col = tok.col + strlen(tok.text);
    }
    fputs("\n", stdout);

    preproc_deinit(preproc);
}