#include <iostream>
#include <unistd.h>

#include "Player.h"
#include "Enemy.h"

// Generic text outputs:
const std::string text_welcome =
	"\nWelcome\n\n"
	"Story goes here.\n\n";
void OutputCharacters(const std::string &str, int delay_ms = 50000)
{
	for(const char &c : str)
	{
		std::cout << c << std::flush;
		usleep(delay_ms);
	}
}

// Characters:
Player PromptForPlayer();
char PromptTravel();

// MAIN CODE GIVEN TO STUDENTS:
Player Intro();
char Travel();
Enemy GenerateEnemy(char locaion, const Player &player);
void Battle(Player &player, Enemy &enemy);
void AfterBattle(Player &player, Enemy &enemy);
void EndGame(Player &player);

int main()
{
	Player player = Intro();

	while(true) // Game Loop!
	{
		char location = Travel();
		if(location == 'K') // back to the king == go to end of game
			break;

		Enemy enemy = GenerateEnemy(location, player); // perhaps build enemy based on player stats?
		Battle(player, enemy);
		AfterBattle(player, enemy);

		if(!player.Alive())
			break; // go to endgame if you're dead!
	}

	EndGame(player);
}

Player Intro()
{
	// intro text & setup
	OutputCharacters(text_welcome);

	// build a new character from user input
	return PromptForPlayer();
}

char Travel()
{
	// choose where to travel to
	char location = PromptTravel();
	if(location != 'K')
	{
		// random chance at meeting the traveler
	}

	return location;
}

Enemy GenerateEnemy(char location, const Player &player)
{
	Enemy enemy;
	return enemy;
}

void Battle(Player &player, Enemy &enemy)
{
	while(true) // while(battling)
	{
		if(!player.Alive() || enemy.Alive())
			break;

		// TODO(dev):
		// prompt for action
		// perform action

		// NOTE(dev): Just quit out for now...
		std::cout << "BATTLE HERE" << std::endl;
		usleep(1000000);
		break;
	}
}

void AfterBattle(Player &player, Enemy &enemy)
{
	OutputCharacters("Battle over  (TODO(dev))\n");
	if(player.Alive()) // `&& !enemy.Alive()` if flee is an option
	{
		// get gold
		// show stats
		// prompt for weapon
		// level up?
		// I dunno...
	}
}

void EndGame(Player &player)
{
	const std::string end_of_story_text = "THE END\n\n";
	OutputCharacters(end_of_story_text);
	// end-game stuff w/ king
	// determine he was happy with your results (i.e. if you won)
	// show total enemies killed & total gold found
	// THE END
}



// MY IMPLEMENTATION
Player PromptForPlayer()
{
	std::string name = "";
	std::cout << "Enter your player name:" << std::endl;
	std::getline(std::cin, name);

	std::string charClass_str = "";
	do
	{
		std::cout << std::endl << "Enter your character class, (F)ighter, (W)izard, or (R)ogue:" << std::endl;
		std::getline(std::cin, charClass_str);
	} while(charClass_str != "F" &&
	        charClass_str != "W" &&
	        charClass_str != "R");

	CharClass charClass;
	if(charClass_str == "F")
		charClass = CharClass::FIGHTER;
	else if(charClass_str == "W")
		charClass = CharClass::WIZARD;
	else if(charClass_str == "R")
		charClass = CharClass::ROGUE;

	return Player(name, charClass);
}

char PromptTravel()
{
	while(true)
	{
		char travel = 'K';
		std::cout << "Travel: (C)ave, (D)esert, (F)oothills, or return to the (K)ing:" << std::endl;
		std::cin >> travel;

		if(travel == 'K' || travel == 'C' || travel == 'D' || travel == 'F')
			return travel;
	}
}