/*************************************************************************/
/*  mesh_library.cpp                                                     */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/
#include "mesh_library.h"



bool MeshLibrary::_set(const StringName& p_name, const Variant& p_value) {

	String name=p_name;
	if (name.begins_with("item/")) {

		int idx = name.get_slicec('/',1).to_int();
		String what = name.get_slicec('/',2);
		if (!item_map.has(idx))
			create_item(idx);

		if(what=="name")
			set_item_name(idx,p_value);
		else if(what=="mesh")
			set_item_mesh(idx,p_value);
		else if(what=="shape")
			set_item_shape(idx,p_value);
		else if(what=="preview")
			set_item_preview(idx,p_value);
		else if(what=="navmesh")
			set_item_navmesh(idx,p_value);
		else
			return false;

		return true;
	}

	return false;
}

bool MeshLibrary::_get(const StringName& p_name,Variant &r_ret) const {

	String name=p_name;
	int idx = name.get_slicec('/',1).to_int();
	ERR_FAIL_COND_V(!item_map.has(idx),false);
	String what = name.get_slicec('/',2);

	if(what=="name")
		r_ret= get_item_name(idx);
	else if(what=="mesh")
		r_ret= get_item_mesh(idx);
	else if(what=="shape")
		r_ret= get_item_shape(idx);
	else if(what=="navmesh")
		r_ret= get_item_navmesh(idx);
	else if(what=="preview")
		r_ret= get_item_preview(idx);
	else
		return false;

	return true;
}

void MeshLibrary::_get_property_list( List<PropertyInfo> *p_list) const {

	for(Map<int,Item>::Element *E=item_map.front();E;E=E->next()) {

		String name="item/"+itos(E->key())+"/";
		p_list->push_back( PropertyInfo(Variant::STRING,name+"name"));
		p_list->push_back( PropertyInfo(Variant::OBJECT,name+"mesh",PROPERTY_HINT_RESOURCE_TYPE,"Mesh"));
		p_list->push_back( PropertyInfo(Variant::OBJECT,name+"shape",PROPERTY_HINT_RESOURCE_TYPE,"Shape"));
		p_list->push_back( PropertyInfo(Variant::OBJECT,name+"navmesh",PROPERTY_HINT_RESOURCE_TYPE,"NavigationMesh"));
		p_list->push_back( PropertyInfo(Variant::OBJECT,name+"preview",PROPERTY_HINT_RESOURCE_TYPE,"Texture",PROPERTY_USAGE_DEFAULT|PROPERTY_USAGE_EDITOR_HELPER));
	}
}



void MeshLibrary::create_item(int p_item) {

	ERR_FAIL_COND(p_item<0);
	ERR_FAIL_COND(item_map.has(p_item));
	item_map[p_item]=Item();
	_change_notify();
}

void MeshLibrary::set_item_name(int p_item,const String& p_name) {

	ERR_FAIL_COND(!item_map.has(p_item));
	item_map[p_item].name=p_name;
	emit_changed();
	_change_notify();

}
void MeshLibrary::set_item_mesh(int p_item,const Ref<Mesh>& p_mesh) {

	ERR_FAIL_COND(!item_map.has(p_item));
	item_map[p_item].mesh=p_mesh;
	notify_change_to_owners();
	emit_changed();
	_change_notify();


}

void MeshLibrary::set_item_shape(int p_item,const Ref<Shape>& p_shape) {

	ERR_FAIL_COND(!item_map.has(p_item));
	item_map[p_item].shape=p_shape;
	_change_notify();
	notify_change_to_owners();
	emit_changed();
	_change_notify();

}


void MeshLibrary::set_item_navmesh(int p_item,const Ref<NavigationMesh>& p_navmesh) {

	ERR_FAIL_COND(!item_map.has(p_item));
	item_map[p_item].navmesh=p_navmesh;
	_change_notify();
	notify_change_to_owners();
	emit_changed();
	_change_notify();

}

void MeshLibrary::set_item_preview(int p_item,const Ref<Texture>& p_preview) {

	ERR_FAIL_COND(!item_map.has(p_item));
	item_map[p_item].preview=p_preview;
	emit_changed();
	_change_notify();

}
String MeshLibrary::get_item_name(int p_item) const {

	ERR_FAIL_COND_V(!item_map.has(p_item),"");
	return item_map[p_item].name;

}
Ref<Mesh> MeshLibrary::get_item_mesh(int p_item) const {

	ERR_FAIL_COND_V(!item_map.has(p_item),Ref<Mesh>());
	return item_map[p_item].mesh;

}

Ref<Shape> MeshLibrary::get_item_shape(int p_item) const {

	ERR_FAIL_COND_V(!item_map.has(p_item),Ref<Shape>());
	return item_map[p_item].shape;
}

Ref<NavigationMesh> MeshLibrary::get_item_navmesh(int p_item) const {

	ERR_FAIL_COND_V(!item_map.has(p_item),Ref<NavigationMesh>());
	return item_map[p_item].navmesh;
}


Ref<Texture> MeshLibrary::get_item_preview(int p_item) const {

	ERR_FAIL_COND_V(!item_map.has(p_item),Ref<Texture>());
	return item_map[p_item].preview;
}

bool MeshLibrary::has_item(int p_item) const {

	return item_map.has(p_item)	;
}
void MeshLibrary::remove_item(int p_item) {

	ERR_FAIL_COND(!item_map.has(p_item));
	item_map.erase(p_item);
	notify_change_to_owners();
	_change_notify();
	emit_changed();

}

void MeshLibrary::clear() {

	item_map.clear();
	notify_change_to_owners();
	_change_notify();
	emit_changed();
}

Vector<int> MeshLibrary::get_item_list() const {

	Vector<int> ret;
	ret.resize(item_map.size());
	int idx=0;
	for(Map<int,Item>::Element *E=item_map.front();E;E=E->next()) {

		ret[idx++]=E->key();
	}

	return ret;
}

int MeshLibrary::find_item_name(const String& p_name) const {

	for(Map<int,Item>::Element *E=item_map.front();E;E=E->next()) {

		if (E->get().name==p_name)
			return E->key();
	}
	return -1;
}

int MeshLibrary::get_last_unused_item_id() const {

	if (!item_map.size())
		return 0;
	else
		return item_map.back()->key()+1;
}



void MeshLibrary::_bind_methods() {

	ClassDB::bind_method(D_METHOD("create_item","id"),&MeshLibrary::create_item);
	ClassDB::bind_method(D_METHOD("set_item_name","id","name"),&MeshLibrary::set_item_name);
	ClassDB::bind_method(D_METHOD("set_item_mesh","id","mesh:Mesh"),&MeshLibrary::set_item_mesh);
	ClassDB::bind_method(D_METHOD("set_item_navmesh","id","navmesh:NavigationMesh"),&MeshLibrary::set_item_navmesh);
	ClassDB::bind_method(D_METHOD("set_item_shape","id","shape:Shape"),&MeshLibrary::set_item_shape);
	ClassDB::bind_method(D_METHOD("get_item_name","id"),&MeshLibrary::get_item_name);
	ClassDB::bind_method(D_METHOD("get_item_mesh:Mesh","id"),&MeshLibrary::get_item_mesh);
	ClassDB::bind_method(D_METHOD("get_item_navmesh:NavigationMesh","id"),&MeshLibrary::get_item_navmesh);
	ClassDB::bind_method(D_METHOD("get_item_shape:Shape","id"),&MeshLibrary::get_item_shape);
	ClassDB::bind_method(D_METHOD("remove_item","id"),&MeshLibrary::remove_item);
	ClassDB::bind_method(D_METHOD("clear"),&MeshLibrary::clear);
	ClassDB::bind_method(D_METHOD("get_item_list"),&MeshLibrary::get_item_list);
	ClassDB::bind_method(D_METHOD("get_last_unused_item_id"),&MeshLibrary::get_last_unused_item_id);
}

MeshLibrary::MeshLibrary() {


}
MeshLibrary::~MeshLibrary() {


}