cpp_prac/morse/morse_code.cc

#include "morse_code.h"

Morse_code::Morse_code(std::string filename) {
    std::ifstream in(filename);

    char c;
    while (in >> c) {
        std::string s;
        in >> s;
        morse_map.insert(std::make_pair(c, s)); // gay ass
    }
}

std::string Morse_code::encode(const std::string &str) {

    std::string res;

    for (auto &c : str) {
        auto it = morse_map.find(toupper(c)); // convert
        if (it != morse_map.end()) {
            res += it->second + " ";
        }
    }
    return res;
}

std::string Morse_code::decode(std::string str) {
    std::stringstream in(str);
    std::string res;

    std::string s;
    while(in >> s) {
        
        auto it = std::find_if(morse_map.begin(), morse_map.end(), [&](std::pair<char, std::string> &p) {
            return p.second == s;
        });

        if (it != morse_map.end()) {
            res += it->first;
        } else {
            res += '?';
        }
    }
    return res;
}