/*Dominic Grant, Muhammad Qureshi, Nathan Galdamez Gomez
03/21/2019
Software Engineering Project*/
#include <iostream> //preprocessor directive
#include <iomanip>//preprocessor directive
#include <cmath>//preprocessor directive
#include <string>//preprocessor directive
#include <cstdlib>//preprocessor directive
using namespace std;

int main()
{
	string playerName, beastName, beastRank, choice;
	int beastGrade = 0;//1-60 is common, 61-80 is uncommon, 81-95 is rare, 96-100 is legendary
	int beastRandom = 0;//1-20 is a boar, 21-35 is a slime, 36-50 is a goblin, 51-65 is a troll, 66-80 is a skeleton, 81-95 is a bandit, 96-100 is a dragon
	cout << "Enter your player name and enter.\n"; //ask for the name of playerene
	getline(cin, playerName);
	cin.clear();
	int shop, shopLoop;
	int playerLevel = 1;
	int playerBaseDamage = 5;
	int playerExtraDamage = 0;
	int playerExp = 0;
	int playerExpToGive = 0;
	int playerGold = 5;
	int playerGoldToGive = 0;
	int playerExpNeeded = 10;
	int playerHealth = 100;
	int playerMaxHealth = 100;
	int enemyHealth = 100;
	int playerPotionCount = 3;
	int dragonOwned = 0;
	int enemyAttack = 0;
	int gameContinue = 0;



	while (gameContinue == 0)
	{
		//cin.clear();
		system("CLS");
		cout << "What do you want to do " << playerName << "?\n\n[1] Go adventuring.\n[2] Go to the shop.\n[3] See your stats and inventory.\n[4] End the game.\n";
		cin >> choice;
		if (choice == "1")
		{
			system("CLS");
			srand(time(NULL));//sets random set to current time so always unique
			beastRandom = rand() % 100 + 1;
			beastGrade = rand() % 100 + 1;
			if (beastRandom >= 96 && beastRandom <= 100)
			{
				beastName = "dragon";
				playerGoldToGive = 100;
				playerExpToGive = 75;
				enemyAttack = 50;
				enemyHealth = 150;
			}
			else if (beastRandom > 80 && beastRandom < 96)
			{
				beastName = "bandit";
				playerGoldToGive = 5;
				playerExpToGive = 15;
				enemyAttack = 15;
				enemyHealth = 60;
			}
			else if (beastRandom >= 66 && beastRandom <= 80)
			{
				beastName = "skeleton";
				playerGoldToGive = 3;
				playerExpToGive = 5;
				enemyAttack = 8;
				enemyHealth = 30;
			}
			else if (beastRandom >= 51 && beastRandom < 66)
			{
				beastName = "troll";
				playerGoldToGive = 7;
				playerExpToGive = 20;
				enemyAttack = 20;
				enemyHealth = 70;
			}
			else if (beastRandom >= 36 && beastRandom < 51)
			{
				beastName = "goblin";
				playerGoldToGive = 2;
				playerExpToGive = 3;
				enemyAttack = 5;
				enemyHealth = 20;
			}
			else if (beastRandom >= 21 && beastRandom < 36)
			{
				beastName = "slime";
				playerGoldToGive = 5;
				playerExpToGive = 3;
				enemyAttack = 5;
				enemyHealth = 10;
			}
			else if (beastRandom >= 0 && beastRandom < 21)
			{
				beastName = "boar";
				playerGoldToGive = 1;
				playerExpToGive = 5;
				enemyAttack = 5;
				enemyHealth = 15;
			}
			if (beastGrade >= 96 && beastGrade <= 100)
			{
				beastRank = "legendary";
				playerGoldToGive *= 5;
				playerExpToGive *= 3;
				enemyAttack *= 4;
				enemyHealth *= 4;
			}
			else if (beastGrade > 80 && beastGrade < 96)
			{
				beastRank = "rare";
				playerGoldToGive *= 3;
				playerExpToGive *= 2;
				enemyAttack *= 3;
				enemyHealth *= 3;
			}
			else if (beastGrade >= 61 && beastGrade <= 80)
			{
				beastRank = "uncommon";
				playerGoldToGive *= 2;
				playerExpToGive *= 1.5;
				enemyAttack *= 2;
				enemyHealth *= 2;
			}
			else if (beastGrade >= 0 && beastGrade < 61)
			{
				beastRank = "common";
				playerGoldToGive *= 1;
			}
			cout << "You've encountered a " << beastRank << " " << beastName << "." << endl;
			cout << "What do you want to do " << playerName << "?\n\n[1] Fight.\n[2] Run.\n";
			cin >> choice;
			//cout << "enemy health is: " << enemyHealth << endl;
			if (choice == "1") {
				//cout << "1 sword attack";
				//cin >> choice;
				cout << "enemy health is: " << enemyHealth << endl;
				string beastFullName = beastRank + " " + beastName;

				int dragonCooldown = 0;
				int attackChoice = 0;

				while (enemyHealth > 0 && playerHealth > 0)
				{
					cout << "\n\n Pick an attack: \n[1] Punch \n[2] Sword Slash.\n";
					if (dragonOwned == 1 && dragonCooldown == 0)
					{
						cout << "[3] Dragon attack \n" << endl;
					}
					if (playerPotionCount > 0)
					{
						cout << "[0] Health potion \n" << endl;
					}
					cin >> attackChoice;
					system("CLS");
					if (attackChoice == 1)
					{

						enemyHealth = enemyHealth - playerBaseDamage;
						cout << "The enemy health is:" << enemyHealth << endl;
						dragonCooldown = 0;
						if (enemyHealth > 0)
						{
							cout << "The " << beastFullName << " attacks you and deals you " << enemyAttack << " damage." << endl;
							playerHealth -= enemyAttack;
							cout << "You now have " << playerHealth << " health remaining from your max health of " << playerMaxHealth << "." << endl;
							if (playerHealth <= 0)
							{
								cout << "You died to the monster. You resurrect at a church." << endl;
							}
						}

					}

					else if (attackChoice == 2)
					{

						enemyHealth = enemyHealth - (playerBaseDamage + playerExtraDamage + 5);//5 is what im calling the damage for a basic beginner sword
						cout << "The enemy health is: " << enemyHealth << endl;
						dragonCooldown = 0;
						if (enemyHealth > 0)
						{
							cout << "The " << beastFullName << " attacks you and deals you " << enemyAttack << " damage." << endl;
							playerHealth -= enemyAttack;
							cout << "You now have " << playerHealth << " health remaining from your max health of " << playerMaxHealth << "." << endl;
							if (playerHealth <= 0)
							{
								cout << "You died to the monster. You resurrect at a church." << endl;
							}
						}
					}
					else if (attackChoice == 3 && dragonOwned == 1 && dragonCooldown == 0)
					{

						enemyHealth = enemyHealth - 50;
						cout << "The enemy health is: " << enemyHealth << endl;
						dragonCooldown = 1;
						if (enemyHealth > 0)
						{
							cout << "The " << beastFullName << " attacks you and deals you " << enemyAttack << " damage." << endl;
							playerHealth -= enemyAttack;
							cout << "You now have " << playerHealth << " health remaining from your max health of " << playerMaxHealth << "." << endl;
							if (playerHealth <= 0)
							{
								cout << "You died to the monster. You resurrect at a church." << endl;
							}
						}
					}
					else if (attackChoice == 0 && playerPotionCount > 0)
					{

						playerHealth += 50;
						if (playerHealth > playerMaxHealth)
						{
							playerHealth = playerMaxHealth;
						}
						cout << "Your health has increased by 50." << endl;
						cout << "The enemy health is: " << enemyHealth << endl;
						dragonCooldown = 0;
						if (enemyHealth > 0)
						{
							cout << "The " << beastFullName << " attacks you and deals you " << enemyAttack << " damage." << endl;
							playerHealth -= enemyAttack;
							cout << "You now have " << playerHealth << " health remaining from your max health of " << playerMaxHealth << "." << endl;
							if (playerHealth <= 0)
							{
								cout << "You died to the monster. You resurrect at a church." << endl;
							}
						}
					}
					else
					{
						cout << "Pick a valid option." << endl;
					}

				}
				if (playerHealth > 0)
				{
					cout << beastFullName << "  has been eliminated. You have gained " << playerGoldToGive << " gold." << endl;
					playerGold += playerGoldToGive;
					playerExp += playerExpToGive;
					cout << "You have gained " << playerExpToGive << " XP. Your current XP is : [" << playerExp << "/" << playerExpNeeded << "]" << endl;
					if (playerExp >= playerExpNeeded)
					{
						playerExp -= playerExpNeeded;
						playerLevel += 1;
						playerMaxHealth += 10;
						playerExpNeeded *= 2;
						playerHealth = playerMaxHealth;
						cout << "You have leveled up! You are now level " << playerLevel << ". Your health has been replenished and you now have a max health of " << playerMaxHealth << "." << endl;
					}
					cout << "Gold amount: \n" << playerGold << endl;
				}
				else
				{
					playerHealth = (playerMaxHealth / 2);
				}
				enemyHealth = 100;
				//cout <<"health right after fight after if loop" <<enemyHealth << endl;
			}
			else {
				cout << "you ran away...\n";


			}
			system("pause");
		}
		else if (choice == "2")
		{
			system("CLS");
			shopLoop = 0;
			//cout << "You've come to the shop. There's several items on display.\n\n[1] Health potion << 5 Gold\n[2] Steel Sword +10 damage << 30 Gold\n[3] Leave the Shop\n";
			//cin >> shop;
			while (shopLoop == 0)
			{
				system("CLS");
				cout << "You've come to the shop. There's several items on display.\n\n[1] Health potion << 5 Gold\n[2] Steel Sword +10 damage << 30 Gold\n[3] Strength potion. Increases base attack by 2 << 25 gold\n";
				cout << "[4] Pet Dragon. Battle option to do 50 damage. 1 turn cooldown << 100 gold\n[5] XP potion. Gives 50 XP<< 25 Gold\n[6] Bronze Sword +20 damage << 60 Gold\n[7] Leave the shop\n";
				cin >> shop;
				if (shop == 1)
				{
					if (playerGold >= 5)
					{
						system("CLS");
						playerGold -= 5;
						playerPotionCount += 1;
						cout << "You've bought a Health potion.\n";
						system("pause");
					}
					else
					{
						system("CLS");
						cout << "You don't have enough money to buy a Health potion.\n";
						system("pause");
					}
				}
				else if (shop == 2)
				{
					if (playerExtraDamage == 0)
					{
						if (playerGold >= 30)
						{
							system("CLS");
							playerExtraDamage = 10;
							playerGold -= 30;
							cout << "You've bought a Steel Sword!. We are now out of stock.\n";
							system("pause");
						}
						else
						{
							system("CLS");
							cout << "You don't have enough money to buy the Steel Sword.\n";
							system("pause");
						}
					}
					else
					{
						system("CLS");
						cout << "You have already bought the Steel Sword. We are out of stock.\n";
						system("pause");
					}
				}
				else if (shop == 3)
				{
					if (playerGold >= 25)
					{
						system("CLS");
						playerGold -= 25;
						cout << "You've purchased a Strength potion!\n";
						cout << "Your base attack has increased by 2\n";
						playerBaseDamage += 2;
						system("pause");
					}
					else
					{
						system("CLS");
						cout << "You do not have enough currency for a Strength potion.\n";
						system("pause");
					}
				}
				else if (shop == 4)
				{
					if (dragonOwned == 0)
					{
						if (playerGold >= 100)
						{
							system("CLS");
							dragonOwned = 1;
							playerGold -= 100;
							cout << "You've purchased the pet dragon! We are out of stock\n";
							system("pause");
						}
						else
						{
							system("CLS");
							cout << "You do not have enough money for the pet dragon\n";
							system("pause");
						}
					}
					else
					{
						system("CLS");
						cout << "You have already bought the pet dragon. We longer have this.\n";
						system("pause");
					}
				}
				else if (shop == 5)
				{
					if (playerGold >= 25)
					{
						system("CLS");
						playerGold -= 25;
						cout << "You have purchased a XP potion!\n";
						cout << "You have gained 50 XP\n";
						playerExp += 50;
						system("pause");
					}
					else
					{
						system("CLS");
						cout << "You do not have the required money for a XP potion.\n";
						system("pause");
					}
				}
				else if (shop == 6)
				{
					if (playerExtraDamage <= 20)
					{
						if (playerGold >= 60)
						{
							system("CLS");
							playerExtraDamage += 20;
							playerGold -= 60;
							cout << "You've purchased a Bronze Sword! We are out of stock now.\n";
							system("pause");
						}
						else
						{
							system("CLS");
							cout << "You do not enough money for the Bronze Sword.\n";
							system("pause");
						}
					}
					else
					{
						system("CLS");
						cout << "You have already bought the Bronze Sword. There are no more available.\n";
						system("pause");
					}
				}
				else if (shop == 7)
				{
					system("CLS");
					shopLoop = 1;
				}
			}
		}
		else if (choice == "3")
		{
			system("CLS");
			cout << "Your stats:\nHealth: " << playerHealth << "/" << playerMaxHealth << endl;
			cout << "Level: " << playerLevel << endl;
			cout << "Gold: " << playerGold << endl;
			cout << "Potions: " << playerPotionCount << endl;
			cout << "Weapons and Equipment:\n";
			if (playerExtraDamage >= 10 && playerExtraDamage < 20 && dragonOwned == 0)
			{
				cout << "-Steel Sword +10 Damage\n";

			}
			else if (playerExtraDamage >= 20 && playerExtraDamage < 30 && dragonOwned == 0)
			{
				cout << "-Bronze Sword +20 Damage\n";
			}
			else if (playerExtraDamage == 30 && dragonOwned == 0)
			{
				cout << "-Steel Sword +10 Damage\n";
				cout << "-Bronze Sword +20 Damage\n";
			}
			else if (playerExtraDamage == 0 && dragonOwned == 1)
			{
				cout << "-Pet Dragon +50 Damage\n";
			}
			else if (playerExtraDamage == 10 && dragonOwned == 0)
			{
				cout << "-Steel Sword +10 Damage\n";
				cout << "-Pet Dragon +50 Damage\n";
			}
			else if (playerExtraDamage == 20 && dragonOwned == 0)
			{
				cout << "-Bronze Sword +20 Damage\n";
				cout << "-Pet Dragon +50 Damage\n";
			}
			else if (playerExtraDamage == 30 && dragonOwned == 0)
			{
				cout << "-Steel Sword +10 Damage\n";
				cout << "-Bronze Sword +20 Damage\n";
				cout << "-Pet Dragon +50 Damage\n";
			}
			else
			{
				cout << "No weapons and/or equipment.\n";
			}
			system("pause");
		}
		else if (choice == "4")
		{
			system("CLS");
			gameContinue = 1;
			cout << "Thanks for playing!\n";
		}
		else
		{
			system("CLS");
			cout << "Invalid input.\n";
			system("pause");

		}
	}
	system("pause");
	return 0;
}