#ifndef BS_PROTOCOL_H
#define BS_PROTOCOL_H

#include "BSArgs.h"

#define BS_LINE_PREFIX ">>>>>bs_test_"

extern bool pretest();

namespace bs
{
namespace protocol
{
template<typename IO>
void output_test_start(IO& io, const char* file, size_t line, const char* name, const char* desc)
{
    io.printf(BS_LINE_PREFIX "start file=\"%s\" line=%d name=\"%s\" desc=\"%s\"\n", file, line, name, desc);
}

template<typename IO>
void output_check_failure(IO& io, size_t line)
{
    io.printf(BS_LINE_PREFIX "check_failure line=%d\n", line);
}

template<typename IO>
void output_test_end(IO& io, bool success, size_t checks, size_t failed_checks, size_t line=0)
{
    io.printf(BS_LINE_PREFIX "end line=%d result=%d checks=%d failed_checks=%d\n", line, success, checks, failed_checks);
}

template<typename IO>
void output_menu_begin(IO& io)
{
    io.printf(BS_LINE_PREFIX "menu_begin\n");
}

template<typename IO>
void output_menu_item(IO& io, int index, const char* name, const char* desc)
{
    io.printf(BS_LINE_PREFIX "item id=%d name=\"%s\" desc=\"%s\"\n", index, name, desc);
}

template<typename IO>
void output_menu_end(IO& io)
{
    io.printf(BS_LINE_PREFIX "menu_end\n");
}

template<typename IO>
void output_setenv_result(IO& io, const char* key, const char* value)
{
    io.printf(BS_LINE_PREFIX "setenv key=\"%s\" value=\"%s\"\n", key, value);
}

template<typename IO>
void output_getenv_result(IO& io, const char* key, const char* value)
{
    (void) key;
    io.printf(BS_LINE_PREFIX "getenv value=\"%s\"\n", value);
}

template<typename IO>
void output_pretest_result(IO& io, bool res)
{
    io.printf(BS_LINE_PREFIX "pretest result=%d\n", res?1:0);
}

template<typename IO>
bool input_handle(IO& io, char* line_buf, size_t line_buf_size, int& test_num)
{
    int cb_read = io.read_line(line_buf, line_buf_size);
    if (cb_read == 0 || line_buf[0] == '\n') {
        return false;
    }
    char* argv[4];
    size_t argc = split_args(line_buf, argv, sizeof(argv)/sizeof(argv[0]));
    if (argc == 0) {
        return false;
    }
    if (strcmp(argv[0], "setenv") == 0) {
        if (argc != 3) {
            return false;
        }
        setenv(argv[1], argv[2], 1);
        output_setenv_result(io, argv[1], argv[2]);
        test_num = -1;
        return false;   /* we didn't get the test number yet, so return false */
    }
    if (strcmp(argv[0], "getenv") == 0) {
        if (argc != 2) {
            return false;
        }
        const char* value = getenv(argv[1]);
        output_getenv_result(io, argv[1], (value != NULL) ? value : "");
        return false;
    }
    if (strcmp(argv[0], "pretest") == 0) {
        if (argc != 1) {
            return false;
        }
        bool res = ::pretest();
        output_pretest_result(io, res);
        return false;
    }
    /* not one of the commands, try to parse as test number */
    char* endptr;
    test_num = (int) strtol(argv[0], &endptr, 10);
    if (endptr != argv[0] + strlen(argv[0])) {
        return false;
    }
    return true;
}

} // ::protocol
} // ::bs

#endif //BS_PROTOCOL_H