using System;
using System.Collections.Generic;
using System.Threading;
using Newtonsoft.Json;
using System.IO;
using System.Text.RegularExpressions;


namespace creachopedia {
	class Program {
		static void Main(string[] args) {
			var status = "base";
			var substatus = 1;
			var tempdict = new Dictionary<string, string>();
			var creacherdict = JsonConvert.DeserializeObject<Dictionary<string, Creacher>>(File.ReadAllText("creachopedia.json"));
			var shortdefs = new Dictionary<string, string>(){
				{"a", "At"},
				{"b", "Below"},
				{"v", "Above"},
				{"n", "None"},
				{"w", "Walker"},
				{"s", "Swimmer"},
				{"h", "Hopper"},
				{"f", "Flier"},
				{"l", "Slitherer"},
				{"i", "Incher"}
			};


			while (true) {
				switch (status) {
					case "base":
						Console.WriteLine("Please input a creacher name, (a) to add a creacher, or (q) to quit 0u0");
						break;
					case "add":
						switch (substatus) {
							case 0:
								Console.WriteLine("please hit enter to continue");
								break;
							case 1:
								Console.WriteLine("Please enter a name for the creacher! Or type (x) to cancel and step back to the previous category, or (q) to cancel addition entirely.");
								break;
							case 2:
								Console.WriteLine("How many footsies? 0u0 (numerals only plz)");
								break;
							case 3:
								Console.WriteLine("Please enter a biome (lowercase open text field)");
								break;
							case 4:
								Console.WriteLine("Please enter a method of locomotion:");
								Console.WriteLine("[n]one, [w]alker, [s]wimmer, [h]opper, [f]lier, s[l]itherer, [i]ncher");
								break;
							case 5:
								Console.WriteLine("Please enter your creacher's relation to the surface: [b]elow, [a]t, abo[v]e");
								break;
							case 6:
								break;
						}
						break;
				}

				string userin = Console.ReadLine();
				string luserin = userin.ToLower();

				switch (status)
				{
					case "base" when luserin == "q" || luserin == "quit":
						Console.WriteLine("Thank you for using the CreachoPedia, please come again!!!!");
						return;
					case "base" when creacherdict.ContainsKey(userin):
						creacherdict[userin].Introduce();
						creacherdict[userin].Step();
						break;
					case "base" when luserin == "heenlo!" || luserin == "henlo" || luserin == "heenlo" || luserin == "henlo!":
						Console.WriteLine("Well heenlo to you too! 0u0");
						break;
					case "base" when userin == "*pats*":
						Console.WriteLine("Oh! Thank you!");
						break;
					case "base" when luserin == "a" || luserin == "add":
						status = "add";
						break;
					case "base":
						Console.WriteLine($"I don't know what {userin} is! What on boo Earth?!!?!?!?");
						break;
					case "add" when luserin == "x":
						substatus--;
						luserin = "";
						break;
					case "add" when luserin == "q":
						status = "base";
						break;
					case "add" when substatus == 0:
						status = "base";
						substatus = 1;
						break;
					case "add" when substatus == 1:
					{
						tempdict = new Dictionary<string, string>();
						var namematcher = new Regex(@"[^ ].[A-Za-z\- ]{2,}(?<! )");
						if (namematcher.Match(userin).Success) {
							tempdict.Add("name", userin);
							substatus++;
						}
						else {
							Console.WriteLine("Sorry, this name is invalid, please try again.");
						}

						break;
					}
					case "add" when substatus == 2:
					{
						if (int.TryParse(userin, out int footsiecounter)) {
							tempdict.Add("footsies", userin);
							if (footsiecounter >= 5) {
								Console.WriteLine("That's a lot of footsies!!!! 0u0");
							}
							if (footsiecounter % 2 == 1) {
								Console.WriteLine("An odd number of footsies? What a strange creacher!");
							}
							substatus ++;
						}
						else {
							Console.WriteLine("Sorry, this is not a number!");
						}

						break;
					}
					case "add" when substatus == 3:
						tempdict.Add("biome", luserin);
						substatus ++;
						break;
					case "add" when substatus == 4:
					{
						var locomatcher = new Regex(@"^[nwshfli]$");
						if (locomatcher.Match(userin).Success) {
							tempdict.Add("locomethod", userin);
							substatus++;
						}
						else {
							Console.WriteLine("Sorry, this type is invalid, please try again.");
						}

						break;
					}
					case "add" when substatus == 5:
					{
						var relsurfacematcher = new Regex(@"^[abv]$");
						if (relsurfacematcher.Match(luserin).Success) {
							tempdict.Add("surfacerel", luserin);
							substatus++;
						}
						else {
							Console.WriteLine("Sorry, this surface relation did not match one of the three listed above. Please try again.");
						}

						break;
					}
					// foreach (var i in tempdict) {
					// 	Console.WriteLine("{0}:{1}", i.Key, i.Value);
					// }
					case "add":
					{
						if (substatus == 6) {
							var tempcreach = new Creacher(tempdict["name"], int.Parse(tempdict["footsies"]), tempdict["biome"], (Locomotion)Enum.Parse(typeof(Locomotion), shortdefs[tempdict["locomethod"]]), (SurfaceRel)Enum.Parse(typeof(SurfaceRel), shortdefs[tempdict["surfacerel"]]));
							creacherdict.Add(tempdict["name"], tempcreach);
							File.WriteAllText("creachopedia.json", JsonConvert.SerializeObject(creacherdict, Formatting.Indented));
							Console.WriteLine("Creacher added! 0u0");
							status = "base";
							substatus = 1;
						}

						break;
					}
				}

				Console.WriteLine("");
				Thread.Sleep(500);
			}
		}
	}
}