/*
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

/*

    Copyright 2012 Blatech <http://www.blatech.co.uk>
    Author: Joe Robinson <joe@lc8n.com>

    Changelog:

    v0.1    -   Initial release
	v0.2	-	Added Makefile
	v0.3	-	Added help
	v0.31	-	Changed help description
    v0.4    -   Added coin & dice presets
    v0.5    -   Added 8ball preset
    v0.6    -   Can now use count with presets
    v0.61   -   Added error handling for 8ball, removed ability to count
*/


#include <iostream>
#include <sstream>
#include <climits>
#include <string>

#include <RandomLib/Random.hpp>

int main() {

    std::string version = "0.61";

    RandomLib::Random r;          // Create r
    r.Reseed();                   // and give it a unique seed
    char input[100];
    
    fgets(input, 100, stdin);
    std::string strInput = input;
    std::string args[30] = { "" };

    std::istringstream iss(strInput);

    int min = INT_MIN;
    int max = INT_MIN;
    int count = 1;    
    
    for(int i = 0; i < 3; i++) {
        iss >> args[i];
    }

    if (!args[0].compare("-v") || !args[0].compare("--version")) {
        std::cout << "v" << version << std::endl;
        return 0;
    }

    if (!args[0].compare("-h") || !args[0].compare("--help")) {
   	    std::cout << "Usage: !random [minimum bound] [maximum bound] [count] | Examples: !random : returns a number from 1 to 10 inclusive | !random 20 : Returns a number from 1 to 20 inclusive | !random 10 20 : Returns a number from 10 to 20 inclusive | !random 1 10 3 : Returns 3 random numbers from 1 to 10 inclusive" << std::endl;
        return 0;
    }

    
    if (args[2].empty()) {
        count = 1;
    } else {
        count = atoi(args[2].c_str());
    }
    
    if (args[1].empty()) {
        max = atoi(args[0].c_str());
        min = 1;
    } else {
        max = atoi(args[1].c_str());
        min = atoi(args[0].c_str());
    }

    bool coin = false;
    bool letter = false;
    bool eightball = false;
    bool dice = false;
    bool d20 = false;

    if (args[0].empty()) {
        min = 1;
        max = 10;
    } else if (!args[0].compare("dice") || !args[0].compare("die")) {
        min = 1;
        max = 6;
        dice = true;
    } else if (!args[0].compare("coin")) {
        min = 0;
        max = 1;
        coin = true;
    } else if (!args[0].compare("d20")) {
        min = 1;
        max = 20;
        d20 = true;
    } else if (!args[0].compare("letter") || !args[0].compare("letter")) {
        min = 0;
        max = 25;
        letter = true;
    } else if (!args[0].compare("8ball")) {
        min = 0;
        max = 17;
        eightball = true;
        std::string question = "";
        for (int i = 1; i < 30; i++) {
            question += args[i];
        }
        if (question.length() == 0 || 
            question.substr(question.length()-1, 1).compare("?")) {
            std::cout << "Ask a question!" << std::endl;
            return 1;
        }
    }
    
    if (coin || dice || letter || d20) {
        if (args[1].empty()) {
            count = 1;
        } else {
            count = atoi(args[1].c_str());
        }
    }

    int intResult = 0;
    std::string strResult = "";
    char letters[26] = { 'A','B','C','D','E','F','G','H','I','J','K',
                         'L','M','N','O','P','Q','R','S','T','U','V',
                         'W','X','Y','Z' };
    std::string eightBallStr[18] = { "Yes.",
                        "No.",
                        "Outlook so so.",
                        "Absolutely.",
                        "My sources say no.",
                        "Yes definitely.",
                        "Very doubtful.",
                        "Most likely.",
                        "Forget about it.",
                        "Are you kidding?",
                        "Go for it.",
                        "Not now.",
                        "Looking good.",
                        "Who knows.",
                        "A definite yes.",
                        "You will have to wait.",
                        "Yes, in due time.",
                        "I have my doubts." };
                        
    for (int i = 0; i < count; i++) {
        intResult = r.IntegerC(min, max);
        if (coin) {
            if (intResult == 1) {
                strResult = "H";
            } else {
                strResult = "T";
            }
        } else if (letter) {
            strResult = letters[intResult];
        } else if (eightball) {
            strResult = eightBallStr[intResult];
        } else {
            std::stringstream ss;
            ss << intResult;
            strResult = ss.str();
        }
        std::cout << strResult << " ";        

    }

    std::cout << std::endl;
    
    return 0;

}