dhutil/example.cpp at main · DreamHelium/dhutil · GitHub

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#include "dh_validator_cpp.hpp"
#include <any>
#include <iostream>

static void
test1 ()
{
    dh::VectorValidator<int64_t> validator (false);
    validator.add_range (0, 100);
    validator.add_range (-1, 200);
    dh::Arg arg;
    arg.add_arg ('t', "test", "Test for readline");
    std::any ret = dh::GetOutput::get_output (&validator, &arg, "test: ");
    try
        {
            auto ret_val = std::any_cast<std::vector<int64_t>> (ret);
            for (auto val : ret_val)
                std::cout << val << std::endl;
        }
    catch (const std::bad_any_cast &e)
        {
        }
}

static void
test2 ()
{
    std::vector<std::string> string_list;
    /* This is a sample of the string add & view func
     * Showing in Chinese */
    setlocale (LC_ALL, "");
    while (true)
        {
            dh::Arg arg;
            std::vector<std::string> vstr = { "add", "添加" };
            arg.add_arg ('a', vstr, "添加字符串");
            arg.add_arg ('v', "查看字符串", "view");
            std::cout << "[0] 添加字符串\n" << "[1] 查看字符串\n";
            char val = dh::GetOutput::get_output (&arg, "选择选项: ", true);
            if (val == 'a')
                {
                    std::any str
                        = dh::GetOutput::get_output ("请输入字符串: ");
                    try
                        {
                            auto str_val = std::any_cast<std::string> (str);
                            string_list.push_back (str_val);
                        }
                    catch (const std::bad_any_cast &e)
                        {
                            break;
                        }
                }
            else if (val == 'v')
                {
                    for (auto str : string_list)
                        std::cout << str << std::endl;
                }
            else if (val == 0)
                {
                    break;
                }
        }
}

void
test3 ()
{
    dh::GetOutput::get_output ((DhReadlineFns *)nullptr, nullptr);
}

int
main ()
{
    std::cout << "[0] Regular test\n";
    std::cout << "[1] Test with Chinese\n";
    std::cout << "[2] No readline excpetion\n";
    dh::RangeValidator<int64_t> validator (0, 2);
    std::any ret = dh::GetOutput::get_output (&validator, nullptr,
                                              "Choose a example to show: ");
    try
        {
            int64_t val = std::any_cast<int64_t> (ret);
            if (val == 0)
                test1 ();
            if (val == 1)
                test2 ();
            if (val == 2)
                test3 ();
        }
    catch (const std::bad_any_cast &e)
        {
            return -1;
        }
}