CLI.cpp

#include "CLI.h"

/**
 * Constructor for CLI.
 *  creating the commands for the menu and insert them to the vector.
 * @param dio
 */
CLI::CLI(DefaultIO* dio) {
    this->dio = dio;
    commands.push_back(new UploadCommand(dio));
    commands.push_back(new SetAlgorithmCommand(dio));
    commands.push_back(new AnomalyDetectionCommand(dio));
    commands.push_back(new DisplayResultsCommand(dio));
    commands.push_back(new UploadAndAnalyzeCommand(dio));
    commands.push_back(new ExitCommand(dio));
}

/**
 * The function will print the menu using the defaultIO.
 * @param size is the number of commands.
 */
void CLI::print_menu(int size) {
    this->dio->write("Welcome to the Anomaly Detection Server.\n");
    this->dio->write("Please choose an option:\n");
    for (int i = 1; i <= size ; i++ ) {
        this->dio->write(to_string(i)+".");
        this->dio->write(commands[i-1]->description + "\n");
    }
}

/**
 * The function will use the Default IO and create the menu for the client.
 * The function will read the input from the client the execute the command.
 */
void CLI::start(){
    CurrentState current_state;
    int size = commands.size();
    int num = -1;

    /*
     * size is the breaking condition for this loop because the exit command will be the
     * last command in the command vector.
     */
    while (num != size) {
        print_menu(size);

        // read the input from the client - command number.
        string input = dio->read();
        if(input=="\n"){
            input = dio->read();
        }
        if (input==""){
            input = dio->read();
        }
        num = stoi(input);
        if (num > 0 && num <= size) {
            commands[num-1]->execute(&current_state);
        }
    }
}

/**
 * Distract the CLI.
 */
CLI::~CLI() {
    for (Command* command : commands) {
        delete command;
    }
}