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

#include "utils.h"

void encodeRLE(int taskId) {

    int i = 0;
    int ord = 0;
    struct task *curTask = taskQueue[taskId];
    struct result *curResult = resultQueue[taskId];
    int cursor = curTask -> fileCursor;
    char *curFile = fileContents[curTask -> fileIndex];

    uint8_t curCount = 0;
    unsigned char curChar = curFile[cursor];
    while (i < CHUNKSIZE && cursor < fileLengths[curTask -> fileIndex]) {
        if (curFile[cursor] == curChar) {
            curCount ++;
        }
        else {
            curResult -> charArray[ord] = curChar;
            curResult -> countArray[ord] = curCount;
            curChar = curFile[cursor];
            curCount = 1;
            ord ++;
        }
        i ++;
        cursor ++;
    }
    curResult -> charArray[ord] = curChar;
    curResult -> countArray[ord] = curCount;
    curResult -> resultLength = ord + 1;
    if (DEBUG) fprintf(stderr, "task %d: %d --> %d bytes\n", taskId, i, (ord + 1) * 2);

}