uiComponent.cpp

/*
(c) Matthew Slocum 2015

uiComponent.cpp

uiComponent is responsible for drawing the menus and interprating user input
    the menu can:
        change the destination
        update destination list
        change crypto key
        start the messenger
*/

#include <iostream>
#include <string>
#include <stdlib.h>
#include "uiComponent.h"
#include "regComponent.h"
#include "msgComponent.h"

using namespace std;

uiComponent::uiComponent() {
    cur_menu = MAIN;
    select = "0"; 
}

void uiComponent::bind_regComponent(regComponent * in) {
    reg = in;
}

void uiComponent::run() {
    while(select!="q") {
        //draw menu
        switch(cur_menu) {
            case(MAIN):
                draw_main();
                break;
            case(SET_DEST):
                draw_set_dest();
                break;
            case(SETTINGS):
                draw_settings();
                break;
            case(SETTINGS_VIEW_KEY):
                draw_view_key();
                break;
            case(SETTINGS_SET_KEY):
                draw_set_key();
                break;
            case(SETTINGS_ADD_IP):
                draw_add_ip();
                break;
        }        
        //get input
        getInput();
        //use input
        switch(cur_menu) { //which menu are we refering to?
            case(MAIN):
                if(select=="1") {
                    cur_menu = SET_DEST;
                } else if (select == "2") {
                    cin.ignore();
                    reg->msg->run();
                } else if (select == "s") {
                    cur_menu = SETTINGS;
                } 
                break;
            case(SET_DEST):             
                if (select == "s") {
                    cur_menu = SETTINGS;
                } else if (select == "m") {
                    cur_menu = MAIN;
                } else {
                    int i;
                    i = atoi(select.c_str());
                    if(i<=reg->dest_count && i>=1) {
                        reg->setDest(i-1);          
                        cur_menu = MAIN;
                    }
                }                                
                break; 
            case(SETTINGS_VIEW_KEY):                
                if (select == "s") {
                    cur_menu = SETTINGS;
                } else if (select == "m") {
                    cur_menu = MAIN;
                } 
                break;
            case(SETTINGS_SET_KEY):             
                reg->setKey(select);
                cur_menu = SETTINGS_VIEW_KEY;
                break;
            case(SETTINGS_ADD_IP):
                reg->addIPToTable(select);
                cur_menu = MAIN;
                break;  
            case(SETTINGS):
                if (select == "1") {
                    cur_menu = SETTINGS_VIEW_KEY;
                } else if (select == "2") { 
                    cur_menu = SETTINGS_SET_KEY;
                    prompt_helper = "Enter New Crypto Key";
                } else if (select == "3") {
                    cur_menu = SETTINGS_ADD_IP;
                    prompt_helper = "Add Destination {name,IP}";
                } else if (select == "m") {
                    cur_menu = MAIN;
                }
                break;  
        }
    }
}

void uiComponent::draw_menu_header(string menu_name) {
    string destination;
    if(reg->dest==-1) {
        destination = "Unset";
    } else {
        destination = "[" + reg->name_list[reg->dest] + "] " + reg->dest_list[reg->dest];
    }
    system("clear");
    cout << "|------------TauNet v0.01------------|" << endl;
    cout << "| Destination: " << destination << endl;
    cout << "| Menu: " << menu_name << endl;
    cout << "|------------------------------------|" << endl;
}



void uiComponent:: draw_menu_footer() {
    cout << "|" << endl;
    cout << "|  q. Quit" << endl;
    cout << "|------------------------------------|" << endl << endl;
}

void uiComponent::draw_main() {
    draw_menu_header("Main");
    cout << "|  1. Set Destination" << endl;
    cout << "|  2. Start Messenger" << endl;
    cout << "|" << endl;
    cout << "|  s. Settings Menu" << endl;
    cout << "|  d. Debug Menu" << endl;
    draw_menu_footer();
}

void uiComponent::draw_settings() {
    draw_menu_header("Settings");
    cout << "|  1. View crypto key" << endl;
    cout << "|  2. Change crypto key" << endl;
    cout << "|" << endl;
    cout << "|  3. Add IP" << endl;
    cout << "|" << endl;
    cout << "|  m. Main Menu" << endl;
    draw_menu_footer();
}

void uiComponent::draw_debug() {
    draw_menu_header("Debug");
    cout << "|  1. View IP list" << endl;
    cout << "|  2. View Crypto Key" << endl;
    cout << "|" << endl;
    cout << "|  m. Main Menu" << endl;
    draw_menu_footer();
}

void uiComponent::draw_set_dest() {
    draw_menu_header("Set Destination");
    reg->printDest();
    cout << "|" << endl;
    cout << "|  s. Settings Menu" << endl;
    cout << "|  m. Main Menu" << endl;
    draw_menu_footer();
}



void uiComponent::draw_view_key() {
    draw_menu_header("View Crypto Key");
    cout << "|  Key: " << reg->key << endl;
    cout << "|" << endl;
    cout << "|  s. Settings Menu" << endl;
    cout << "|  m. Main Menu" << endl;
    draw_menu_footer();
}

void uiComponent::draw_set_key() {
    draw_menu_header("View Crypto Key");
    cout << "|  Current Key: " << reg->key << endl;
    cout << "|------------------------------------|" << endl << endl;
}


void uiComponent::draw_add_ip() {
    draw_menu_header("Add User,IP");
}

void uiComponent::getInput() {
    cin.clear();
    if(prompt_helper!="") {
        cout << "TauNet [" << prompt_helper << "]> ";
        prompt_helper="";
    } else {
        cout << "TauNet> ";
    }
    cin >> select;
}