#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <float.h>
#include <math.h>
#if defined(TEST_TARGET_check)
#include <varch/command.h>
#include <varch/check.h>
#else  
#include "init.h"
#include "command.h"
#include "check.h"
#endif

typedef uint8_t (*checkType)(uint8_t* data, uint32_t len);

static checkType checkFunTable[] = {
    check_sum,
    check_parity,
    check_lrc,
    check_xor,
};

static void usage(void)
{
    printf(
"Usage: check [opt] [arg]\n"
"\n"
"options:\n"
"    -h                  Print help\n"
"    -v                  Print version\n"
"\n"
"argument:\n"
"    <read>              Test default read function\n"
"    <write>             Test default write function\n"
    );
}

static int test(int argc, char *argv[])
{
    /* reset getopt */
    command_opt_init();

    while (1)
    {
        int opt = command_getopt(argc, argv, "hv");
        if (opt == -1) break;

        switch (opt) 
        {
        case 'v' :
            printf("check version %d.%d.%d\r\n", CHECK_V_MAJOR, CHECK_V_MINOR, CHECK_V_PATCH);
            return 0;
        case '?':
            printf("Unknown option `%c`\r\n", command_optopt);
            return -1;
        case 'h' : 
        default:
            usage();
            return 0;
        }
    }

    char *testSample[] = {
        "Hello",
        "check algorithms",
        "123456789",
    };
    uint8_t check = 0;
    for (int i = 0; i < sizeof(testSample) / sizeof(testSample[0]); i++)
    {
        printf("testSample %d\r\n", i);
        for (int j = 0; j < sizeof(checkFunTable) / sizeof(checkFunTable[0]); j++)
        {
            check = (checkFunTable[j])(testSample[i], strlen(testSample[i]));
            printf("Func %d, check %02X\r\n", j, check);
        }
    }
    
    return 0;
}

#if defined(TEST_TARGET_check)
int main(int argc, char *argv[])
{
    return test(argc, argv);
}
#else 
void test_check(void)
{
    command_export("check", test);
}
init_export_app(test_check);
#endif