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

#include "main.h"
#include "token.h"
#include "lexer.h"
#include "node.h"

/*
 *  RawText ""
 *  LineNumber 0
 *  NodeType NT_Root
 *  ChildNodes
 *      RawText "# Header1"
 *      LineNumber 1
 *      NodeType NT_Header1
 *      ChildNodes
 *          {"Some text."}
 *
 *      RawText "## Header2"
 */

/*
 * NodeType NT_Root
 * ChildNodes
 *      RawText "## Header2"
 *      ChildNodes
 *          paragraph
 *          ChildNodes
 *              {*bold text*}
 *              {_underlined text_}
 *          paragraph
 *
 *
 */
//Node* ParseLine(char *buffer);

void writeTokenFile(TokenList* tl);

int
main(int argc, const char** argv)
{
    Lexer* l = NewLexer("sample.md");
    TokenList* current = malloc(sizeof(TokenList));
    TokenList* tl = current;//= malloc(sizeof(TokenList));
    current->token = NULL;

    TokenType tt;
    do
    {
        Token* t = NextToken(l);
        tt = t->type;
        current = TokenListAdd(current, t);
    }
    while(tt != TT_EOF);

    writeTokenFile(tl);
    ParseNodes(tl);

    printf("rawLen: %d position: %d readPosition: %d ch: %c line: %d column: %d\n",
            l->rawLen,
            l->position,
            l->readPosition,
            l->ch,
            l->line,
            l->column
    );
    return 0;
}

void
writeTokenFile(TokenList* tl)
{
    int count;
    FILE* fp = fopen("tokens.txt", "w");
    if (fp == NULL)
    {
        printf("unable to open output.txt\n");
        return;
    }

    TokenList* current = tl;
    for(count = 0; current->next != NULL; count++) {
        if (count == 0 && current->token == NULL)
        {
            printf("first token null\n");
        }
        else if (count == 0)
        {
            printf("%s\n", TokenString(current->token));
        }
        fprintf(fp, "%s\n", TokenString(current->token));
        current = current->next;
    }
    fclose(fp);

    printf("Token count: %d\n", count);
}