/*
 * Verrückte Turing-Maschinen — A turing complete game
 * Copyright (C) 2016 Christian Fraß <vidofnir@folksprak.org>
 * 
 * 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 <https://www.gnu.org/licenses/>.
 */

module mod_vtm
	{
		
		export module mod_manifestation
			{
				
				export module mod_web
					{
						
						export module mod_round
							{
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function text_nachedit(text : string) : string
									{
										let regexp : RegExp = (new RegExp("\\$\{s(\\d*)\}", "g"));
										return text.replace(regexp, "<span class=\"symbol_$1\">&nbsp;&nbsp;</span>");
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								export type type_round =
									{
										model : mod_model.mod_round.type_round;
										area : Element;
										intervall : lib_errormonade.type_errormonade<any>;
									}
								;
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function create
									(
										model : mod_model.mod_round.type_round,
										area : Element
									)
									: type_round
									{
										return {
											"model": model,
											"area": area,
											"intervall": (lib_errormonade.create_nothing<any>()),
										};
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								export function create_erweitert
									(
										model : mod_model.mod_round.type_round,
										area : Element
									)
									: type_manifestation<mod_model.mod_round.type_round>
									{
										return {
											"kind": "web_round",
											"data": create(model, area)
										};
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function update_task(round : type_round) : void
									{
										document.querySelector("#task_text").innerHTML = (
											text_nachedit
												(
													mod_vtm.mod_model.mod_task.text
														(
															mod_vtm.mod_model.mod_round.task_read(round.model)
														)
												)
										);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function update_world(round : type_round) : void
									{
										let node_svg : lib_xml.type_node = mod_svg.root
											(
												-4, -4,
												+4, +4,
												800, 800,
												[mod_manifestation.view(mod_svg.mod_round.create_manifestation(round.model))]
											)
										;
										round.area.innerHTML = lib_xml.view(node_svg);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function update_token(round : type_round) : void
									{
										let node_svg : lib_xml.type_node = mod_svg.root
											(
												-4, -4,
												+4, +4,
												800, 800,
												[mod_manifestation.view(mod_svg.mod_round.create_manifestation(round.model))]
											)
										;
										round.area.innerHTML = lib_xml.view(node_svg);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function update_mode(round : type_round) : void
									{
										let status : string;
										switch (mod_vtm.mod_model.mod_round.mode_read(round.model))
											{
												case mod_vtm.mod_model.mod_mode.initial:
													{
														status = lib_translate.get("model.modes.initial");
														break;
													}
												case mod_vtm.mod_model.mod_mode.uncertain:
													{
														status = lib_translate.get("model.modes.uncertain");
														break;
													}
												case mod_vtm.mod_model.mod_mode.wrong:
													{
														status = lib_translate.get("model.modes.wrong");
														break;
													}
												case mod_vtm.mod_model.mod_mode.correct:
													{
														status = lib_translate.get("model.modes.correct");
														break;
													}
												default:
													{
														let message : string = "unbehandelter Modus";
														throw (new Error(message));
														break;
													}
											}
										document.querySelector("#task_status").textContent = status;
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function update_buttons(round : type_round) : void
									{
										let mode : mod_vtm.mod_model.mod_mode.type_mode = mod_vtm.mod_model.mod_round.mode_read(round.model);
										let klasse : string;
										switch (mode)
											{
												case mod_vtm.mod_model.mod_mode.initial:
													{
														klasse = "initial";
														break;
													}
												case mod_vtm.mod_model.mod_mode.uncertain:
													{
														klasse = (
															lib_errormonade.filled<any>(round.intervall)
															? "uncertain_running"
															: "uncertain_standing"
														);
														break;
													}
												case mod_vtm.mod_model.mod_mode.wrong:
												case mod_vtm.mod_model.mod_mode.correct:
													{
														klasse = "done";
														break;
													}
												default:
													{
														throw (new Error("unbehandelt!"));
														break;
													}
											}
										document.querySelector("#buttons").setAttribute("class", klasse);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function view(round : type_round) : void
									{
										update_task(round);
										update_world(round);
										update_token(round);
										update_mode(round);
										update_buttons(round);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function stop(round : type_round) : void
									{
										if (lib_errormonade.filled(round.intervall))
											{
												clearInterval(lib_errormonade.read(round.intervall));
												round.intervall = (lib_errormonade.create_nothing<any>());
											}
										else
											{
												let message : string = "kein Intervall gesetzt";
												console.warn(message);
											}
										update_buttons(round);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function resume(round : type_round) : void
									{
										mod_vtm.mod_model.mod_round.resume(round.model);
										let mode : mod_vtm.mod_model.mod_mode.type_mode = mod_vtm.mod_model.mod_round.mode_read(round.model);
										if (mode <= 1)
											{
												// nothing tun
											}
										else
											{
												stop(round);
											}
										update_buttons(round);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function testen(round : type_round) : void
									{
										let handle : any = setInterval(() => resume(round), 500);
										round.intervall = (lib_errormonade.create_just<any>(handle));
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function edit(round : type_round) : void
									{
										stop(round);
										mod_vtm.mod_model.mod_round.reset(round.model);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function clear(round : type_round) : void
									{
										mod_vtm.mod_model.mod_round.world_clear(round.model);
										mod_vtm.mod_model.mod_round.reset(round.model);
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								function bind(round : type_round) : void
									{
										let spot_ermitteln = (target : EventTarget) =>
											{
												let spot : lib_errormonade.type_errormonade<mod_vtm.mod_model.mod_spot.type_spot>;
												let dom_tile : Element = target["closest"](".tile");
												if (dom_tile == null)
													{
														spot = (lib_errormonade.create_nothing<mod_vtm.mod_model.mod_spot.type_spot>());
													}
												else
													{
														let rel : string = dom_tile.getAttribute("rel")
														spot = (lib_errormonade.create_just<mod_vtm.mod_model.mod_spot.type_spot>(mod_vtm.mod_model.mod_spot.von_hash(rel)));
													}
												return spot;
											}
										;
										mod_vtm.mod_model.mod_round.lauschen
											(
												round.model,
												"aendrung_task",
												(data) =>
													{
														update_task(round);
													}
											)
										;
										mod_vtm.mod_model.mod_round.lauschen
											(
												round.model,
												"aendrung_world",
												(data) =>
													{
														update_world(round);
													}
											)
										;
										mod_vtm.mod_model.mod_round.lauschen
											(
												round.model,
												"aendrung_token",
												(data) =>
													{
														update_token(round);
													}
											)
										;
										mod_vtm.mod_model.mod_round.lauschen
											(
												round.model,
												"aendrung_mode",
												(data) =>
													{
														update_mode(round);
														update_buttons(round);
													}
											)
										;
										// Links-Klick
										round.area.addEventListener
											(
												"click",
												event =>
													{
														event.preventDefault();
														let spot_ : lib_errormonade.type_errormonade<mod_vtm.mod_model.mod_spot.type_spot> = spot_ermitteln(event.target);
														if (lib_errormonade.filled(spot_))
															{
																mod_vtm.mod_model.mod_round.world_tile_wechseln(round.model, lib_errormonade.read(spot_), false);
															}
														else
															{
																console.info("-- kein Feld");
															}
													}
											)
										;
										// Rechts-Klick
										round.area.addEventListener
											(
												"contextmenu",
												event =>
													{
														event.preventDefault();
														let spot_ : lib_errormonade.type_errormonade<mod_vtm.mod_model.mod_spot.type_spot> = spot_ermitteln(event.target);
														if (lib_errormonade.filled(spot_))
															{
																mod_vtm.mod_model.mod_round.world_tile_wechseln(round.model, lib_errormonade.read(spot_), true);
															}
														else
															{
																console.info("-- kein Feld");
															}
													}
											)
										;
										// Mausrad
										round.area.addEventListener
											(
												"wheel",
												event =>
													{
														event.preventDefault();
														let spot_ : lib_errormonade.type_errormonade<mod_vtm.mod_model.mod_spot.type_spot> = spot_ermitteln(event.target);
														if (lib_errormonade.filled(spot_))
															{
																let inkrement : int = ((event["deltaY"] < 0) ? -1 : +1);
																mod_vtm.mod_model.mod_round.world_tile_rotate(round.model, lib_errormonade.read(spot_), inkrement);
															}
														else
															{
																console.info("-- kein Feld");
															}
													}
											)
										;
										// Schritt
										document.querySelector("#button_step").addEventListener
											(
												"click",
												event =>
													{
														stop(round);
														resume(round);
													}
											)
										;
										// Testen
										document.querySelector("#button_test").addEventListener
											(
												"click",
												event =>
													{
														testen(round);
													}
											)
										;
										// stop
										document.querySelector("#button_stop").addEventListener
											(
												"click",
												event =>
													{
														stop(round);
													}
											)
										;
										// edit
										document.querySelector("#button_edit").addEventListener
											(
												"click",
												event =>
													{
														edit(round);
													}
											)
										;
										// Leeren
										document.querySelector("#button_clear").addEventListener
											(
												"click",
												event =>
													{
														clear(round);
													}
											)
										;
									}
								
								
								/**
								 * @author kcf <vidofnir@folksprak.org>
								 */
								lib_trait.attend<signature_manifestation<mod_vtm.mod_model.mod_round.type_round, void>>
									(
										trait_manifestation,
										"web_round",
										{
											"view": (manifestation) => view(manifestation.data),
											"bind": (manifestation) => bind(manifestation.data),
										}
									)
								;
								
							}
						
					}
				
			}
		
	}