#include "parser.h"

bool push(TokenStack *ts, Token t) {
    if (ts->count >= ts->capacity) return false;
    ts->stack[ts->count++] = t;
    return true;
}

Token pop(TokenStack *ts) {
    if (ts->count == 0) return (Token){TOKEN_ERROR, nil, -1, -1};
    return ts->stack[--ts->count];
}

Token top(TokenStack *ts) {
    if (ts->count == 0) return (Token){TOKEN_ERROR, nil, -1, -1};
    return ts->stack[ts->count - 1];
}

bool enqueue(TokenQueue *tq, Token t) {
    if (tq->count >= tq->capacity) return false;
    
    tq->queue[tq->end] = t;
    tq->end = (tq->end + 1) % tq->capacity; // Wrap around
    tq->count++;
    return true;
}

Token dequeue(TokenQueue *tq) {
    if (tq->count == 0) return (Token){TOKEN_ERROR, NULL, -1, -1};
    
    Token t = tq->queue[tq->start];
    tq->start = (tq->start + 1) % tq->capacity; // Wrap around
    tq->count--;
    return t;
}

Token peek_queue(TokenQueue *tq) {
    if (tq->count == 0) return (Token){TOKEN_ERROR, NULL, -1, -1};
    return tq->queue[tq->start];
}

bool expression() {
    
}

bool compile(char *source) {
    TokenStack operators;
    TokenQueue output;

    return true;
}