/****************************************************************************
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
 
 http://www.cocos2d-x.org
 
 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 "GameControllerTest.h"
#include "AppMacros.h"

USING_NS_CC;

GameControllerTest::~GameControllerTest()
{
    Controller::stopDiscoveryController();
}

void GameControllerTest::registerControllerListener()
{
    _listener = EventListenerController::create();

    _listener->onConnected = CC_CALLBACK_2(GameControllerTest::onConnectController,this);
    _listener->onDisconnected = CC_CALLBACK_2(GameControllerTest::onDisconnectedController,this);
    _listener->onKeyDown = CC_CALLBACK_3(GameControllerTest::onKeyDown, this);
    _listener->onKeyUp = CC_CALLBACK_3(GameControllerTest::onKeyUp, this);
    _listener->onAxisEvent = CC_CALLBACK_3(GameControllerTest::onAxisEvent, this);

    _eventDispatcher->addEventListenerWithSceneGraphPriority(_listener, this);

    Controller::startDiscoveryController();

    //get game pad status in polling mode
    //scheduleUpdate();
}

void GameControllerTest::onConnectController(Controller* controller, Event* event)
{
    if (controller == nullptr || controller == _firstHolder.controller || controller == _secondHolder.controller)
    {
        return;
    }
    
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
    //receive back key
    controller->receiveExternalKeyEvent(4,true);
    //receive menu key
    controller->receiveExternalKeyEvent(82,true);
#endif

    char deviceInfo[50];
    sprintf(deviceInfo,"%s id:%d",controller->getDeviceName().c_str(), controller->getDeviceId());

    if (_firstHolder.controller == nullptr && _secondHolder.controller == nullptr)
    {
        if (_firstHolder._holderNode)
        {
            _firstHolder.controller = controller;
            _firstHolder._deviceLabel->setString(deviceInfo);
        }
        else
        {
            _secondHolder.controller = controller;
            _secondHolder._deviceLabel->setString(deviceInfo);
        }
    }
    else if(_secondHolder.controller == nullptr)
    {
        _secondHolder.controller = controller;
        if (_secondHolder._holderNode == nullptr)
        {
            createControllerSprite(_secondHolder);

            _firstHolder._holderNode->runAction(ScaleTo::create(0.3f,0.5f,0.5f));
            _firstHolder._holderNode->runAction(MoveTo::create(0.3f,Vec2(_visibleQuarterX, _visibleCentreY)));

            _secondHolder._holderNode->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
            _secondHolder._holderNode->setScale(0.1f);
            _secondHolder._holderNode->runAction(ScaleTo::create(0.3f,0.5f,0.5f));
            _secondHolder._holderNode->setPosition(_visibleThreeQuarterX, _visibleCentreY);
            this->addChild(_secondHolder._holderNode);
        }

        _secondHolder._deviceLabel->setString(deviceInfo);
    }
    else
    {
        _firstHolder.controller = controller;
        if (_firstHolder._holderNode == nullptr)
        {
            createControllerSprite(_firstHolder);

            _secondHolder._holderNode->runAction(ScaleTo::create(0.3f,0.5f,0.5f));
            _secondHolder._holderNode->runAction(MoveTo::create(0.3f,Vec2(_visibleQuarterX, _visibleCentreY)));

            _firstHolder._holderNode->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
            _firstHolder._holderNode->setScale(0.1f);
            _firstHolder._holderNode->runAction(ScaleTo::create(0.3f,0.5f,0.5f));
            _firstHolder._holderNode->setPosition(_visibleThreeQuarterX, _visibleCentreY);
            this->addChild(_firstHolder._holderNode);
        }

        _firstHolder._deviceLabel->setString(deviceInfo);
    }
}

void GameControllerTest::onDisconnectedController(Controller* controller, Event* event)
{
    log("onDisconnectedController:%d",controller->getDeviceId());
    if (_firstHolder.controller == controller)
    {
        _firstHolder.controller = nullptr;

        if (_secondHolder.controller != nullptr)
        {
            _firstHolder._holderNode->runAction(MoveBy::create(0.3f,Vec2(0,_visibleSize.height)));

            _secondHolder._holderNode->runAction(MoveTo::create(0.3f,Vec2(_visibleCentreX,_visibleCentreY) ));
            _secondHolder._holderNode->runAction(ScaleTo::create(0.3f,1.0f,1.0f));
        }
        else
        {
            resetControllerHolderState(_firstHolder);
        }
    }
    else if (_secondHolder.controller == controller)
    {
        _secondHolder.controller = nullptr;

        if (_firstHolder.controller != nullptr)
        {
            _secondHolder._holderNode->runAction(MoveBy::create(0.3f,Vec2(0,_visibleSize.height)));

            _firstHolder._holderNode->runAction(MoveTo::create(0.3f,Vec2(_visibleCentreX,_visibleCentreY) ));
            _firstHolder._holderNode->runAction(ScaleTo::create(0.3f,1.0f,1.0f));
        }
        else
        {
            resetControllerHolderState(_secondHolder);
        }
    }
}

void GameControllerTest::resetControllerHolderState(ControllerHolder& holder)
{
    holder._buttonA->setColor(Color3B::WHITE);
    holder._buttonB->setColor(Color3B::WHITE);
    holder._buttonX->setColor(Color3B::WHITE);
    holder._buttonY->setColor(Color3B::WHITE);
    holder._dpadUp->setColor(Color3B::WHITE);
    holder._dpadDown->setColor(Color3B::WHITE);
    holder._dpadLeft->setColor(Color3B::WHITE);
    holder._dpadRight->setColor(Color3B::WHITE);
    holder._buttonL1->setColor(Color3B::WHITE);
    holder._buttonR1->setColor(Color3B::WHITE);

    holder._leftJoystick->setPosition(238,460);
    holder._rightJoystick->setPosition(606,293);
    holder._deviceLabel->setString("Disconnected");
}

void GameControllerTest::showButtonState(cocos2d::Controller *controller, int keyCode, bool isPressed)
{
    onConnectController(controller,nullptr);
    ControllerHolder* holder = nullptr;
    if (controller == _firstHolder.controller)
        holder = &_firstHolder;
    else if(controller == _secondHolder.controller)
        holder = &_secondHolder;
    else
        return;

    if (isPressed)
    {
        switch (keyCode)
        {
        case Controller::Key::BUTTON_A:
            holder->_buttonA->setColor(Color3B(250,103,93));
            break;
        case Controller::Key::BUTTON_B:
            holder->_buttonB->setColor(Color3B(92,214,183));
            break;
        case Controller::Key::BUTTON_X:
            holder->_buttonX->setColor(Color3B(96,113,192));
            break;
        case Controller::Key::BUTTON_Y:
            holder->_buttonY->setColor(Color3B(199,222,118));
            break;
        case Controller::Key::BUTTON_DPAD_UP:
            holder->_dpadUp->setColor(Color3B(0,115,158));
            break;
        case Controller::Key::BUTTON_DPAD_DOWN:
            holder->_dpadDown->setColor(Color3B(0,115,158));
            break;
        case Controller::Key::BUTTON_DPAD_LEFT:
            holder->_dpadLeft->setColor(Color3B(170,216,0));
            break;
        case Controller::Key::BUTTON_DPAD_RIGHT:
            holder->_dpadRight->setColor(Color3B(170,216,0));
            break;
        case Controller::Key::BUTTON_LEFT_SHOULDER:
            holder->_buttonL1->setColor(Color3B(19,231,238));
            break;
        case Controller::Key::BUTTON_RIGHT_SHOULDER:
            holder->_buttonR1->setColor(Color3B(19,231,238));
            break;
        case Controller::Key::BUTTON_LEFT_THUMBSTICK:
            holder->_leftJoystick->setColor(Color3B(19,231,238));
            break;
        case Controller::Key::BUTTON_RIGHT_THUMBSTICK:
            holder->_rightJoystick->setColor(Color3B(19,231,238));
            break;
        default:
            {
                char ketStatus[30];
                sprintf(ketStatus,"Key Down:%d",keyCode);
                holder->_externalKeyLabel->setString(ketStatus);
                break;
            }
        }
    } 
    else
    {
        switch (keyCode)
        {
        case Controller::Key::BUTTON_A:
            holder->_buttonA->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_B:
            holder->_buttonB->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_X:
            holder->_buttonX->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_Y:
            holder->_buttonY->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_DPAD_UP:
            holder->_dpadUp->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_DPAD_DOWN:
            holder->_dpadDown->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_DPAD_LEFT:
            holder->_dpadLeft->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_DPAD_RIGHT:
            holder->_dpadRight->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_LEFT_SHOULDER:
            holder->_buttonL1->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_RIGHT_SHOULDER:
            holder->_buttonR1->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_LEFT_THUMBSTICK:
            holder->_leftJoystick->setColor(Color3B::WHITE);
            break;
        case Controller::Key::BUTTON_RIGHT_THUMBSTICK:
            holder->_rightJoystick->setColor(Color3B::WHITE);
            break;
        default:
            {
                char ketStatus[30];
                sprintf(ketStatus,"Key Up:%d",keyCode);
                holder->_externalKeyLabel->setString(ketStatus);
                break;
            }
        }
    }
}

void GameControllerTest::onKeyDown(cocos2d::Controller *controller, int keyCode, cocos2d::Event *event)
{
    showButtonState(controller, keyCode, true);
}

void GameControllerTest::onKeyUp(cocos2d::Controller *controller, int keyCode, cocos2d::Event *event)
{
    showButtonState(controller, keyCode, false);
}

void GameControllerTest::onAxisEvent(cocos2d::Controller* controller, int keyCode, cocos2d::Event* event)
{
    ControllerHolder* holder = nullptr;
    if (controller == _firstHolder.controller)
        holder = &_firstHolder;
    else if(controller == _secondHolder.controller)
        holder = &_secondHolder;
    else
        return;

    const auto& ketStatus = controller->getKeyStatus(keyCode);
    switch (keyCode)
    {
    case Controller::Key::JOYSTICK_LEFT_X:
        holder->_leftJoystick->setPositionX(238 + ketStatus.value * 24);
        break;
    case Controller::Key::JOYSTICK_LEFT_Y:
        holder->_leftJoystick->setPositionY(460 - ketStatus.value * 24);
        break;
    case Controller::Key::JOYSTICK_RIGHT_X:
        holder->_rightJoystick->setPositionX(606 + ketStatus.value * 24);
        break;
    case Controller::Key::JOYSTICK_RIGHT_Y:
        holder->_rightJoystick->setPositionY(293 - ketStatus.value * 24);
        break;
    case Controller::Key::AXIS_LEFT_TRIGGER:
        holder->_buttonL2->setOpacity(200 * controller->getKeyStatus(keyCode).value);
        break;
    case Controller::Key::AXIS_RIGHT_TRIGGER:
        holder->_buttonR2->setOpacity(200 * controller->getKeyStatus(keyCode).value);
        break;
    default:
        break;
    }
}

bool GameControllerTest::init()
{
    if ( !Layer::init() )
        return false;

    _currControllerCount = 0;

    _visibleSize = Director::getInstance()->getVisibleSize();
    _visibleOrigin = Director::getInstance()->getVisibleOrigin();


    auto tmpPos = Vec2(_visibleSize / 2) + _visibleOrigin;

    _visibleCentreX = _visibleOrigin.x + _visibleSize.width / 2;
    _visibleCentreY = _visibleOrigin.y + _visibleSize.height / 2;
    _visibleQuarterX = _visibleOrigin.x + _visibleSize.width / 4;
    _visibleThreeQuarterX = _visibleOrigin.x + _visibleSize.width * 0.75f;

    _firstHolder.controller = nullptr;
    _secondHolder.controller = nullptr;

    createControllerSprite(_firstHolder);
    _firstHolder._holderNode->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
    _firstHolder._holderNode->setPosition(tmpPos);
    this->addChild(_firstHolder._holderNode);

    auto closeItem = MenuItemImage::create("CloseNormal.png", "CloseSelected.png", CC_CALLBACK_1(GameControllerTest::menuCloseCallback, this));
    closeItem->setPosition(_visibleOrigin + _visibleSize - closeItem->getContentSize() / 2);

    auto menu = Menu::create(closeItem,nullptr);
    menu->setPosition(Vec2::ZERO);
    this->addChild(menu);
    
    registerControllerListener();

    return true;
}

void GameControllerTest::createControllerSprite(ControllerHolder& holder)
{
    holder._holderNode = Node::create();
    holder._holderNode->setContentSize(Size(998,1000));

    auto controllerBg1 = Sprite::create("controller-1.png");
    controllerBg1->setPosition(Vec2::ZERO);
    controllerBg1->setAnchorPoint(Vec2::ANCHOR_BOTTOM_LEFT);
    holder._holderNode->addChild(controllerBg1);

    auto controllerBg2 = Sprite::create("controller-2.png");
    controllerBg2->setPosition(499,1000);
    controllerBg2->setAnchorPoint(Vec2::ANCHOR_MIDDLE_TOP);
    holder._holderNode->addChild(controllerBg2);

    holder._leftJoystick = Sprite::create("joystick.png");
    holder._leftJoystick->setPosition(238,460);
    holder._holderNode->addChild(holder._leftJoystick);

    holder._rightJoystick = Sprite::create("joystick.png");
    holder._rightJoystick->setPosition(606,293);
    holder._holderNode->addChild(holder._rightJoystick);

    holder._deviceLabel = Label::createWithTTF("Disconnected","fonts/Marker Felt.ttf",36);
    holder._deviceLabel->setPosition(499,650);
    holder._deviceLabel->setTextColor(Color4B::RED);
    holder._holderNode->addChild(holder._deviceLabel);

    holder._externalKeyLabel = Label::createWithTTF("Key event","fonts/Marker Felt.ttf",36);
    holder._externalKeyLabel->setPosition(499,500);
    holder._externalKeyLabel->setTextColor(Color4B::RED);
    holder._holderNode->addChild(holder._externalKeyLabel);
    //-----------------------------------------------------------------
    auto dPadTexture = Director::getInstance()->getTextureCache()->addImage("dPad.png");

    auto dPadCenter = Sprite::createWithTexture(dPadTexture,Rect(60,60,68,68));
    dPadCenter->setPosition(371,294);
    holder._holderNode->addChild(dPadCenter);

    holder._dpadLeft = Sprite::createWithTexture(dPadTexture,Rect(0,60,60,60));
    holder._dpadLeft->setPosition(371 - 64,296);
    holder._holderNode->addChild(holder._dpadLeft);

    holder._dpadRight = Sprite::createWithTexture(dPadTexture,Rect(128,60,60,60));
    holder._dpadRight->setPosition(371 + 64,296);
    holder._holderNode->addChild(holder._dpadRight);

    holder._dpadUp = Sprite::createWithTexture(dPadTexture,Rect(60,0,60,60));
    holder._dpadUp->setPosition(369,294 + 64);
    holder._holderNode->addChild(holder._dpadUp);

    holder._dpadDown = Sprite::createWithTexture(dPadTexture,Rect(60,128,60,60));
    holder._dpadDown->setPosition(369,294 - 64);
    holder._holderNode->addChild(holder._dpadDown);
    //-----------------------------------------------------------------
    holder._buttonL1 = Sprite::create("L1.png");
    holder._buttonL1->setPosition(290,792);
    holder._holderNode->addChild(holder._buttonL1);

    holder._buttonR1 = Sprite::create("R1.png");
    holder._buttonR1->setPosition(998 - 290,792);
    holder._holderNode->addChild(holder._buttonR1);

    auto buttonL2 = Sprite::create("L2.png");
    buttonL2->setPosition(220,910);
    holder._holderNode->addChild(buttonL2);

    auto buttonR2 = Sprite::create("R2.png");
    buttonR2->setPosition(998-220,910);
    holder._holderNode->addChild(buttonR2);

    holder._buttonL2 = Sprite::create("L2.png");
    holder._buttonL2->setOpacity(0);
    holder._buttonL2->setColor(Color3B::RED);
    holder._buttonL2->setPosition(220,910);
    holder._holderNode->addChild(holder._buttonL2);

    holder._buttonR2 = Sprite::create("R2.png");
    holder._buttonR2->setOpacity(0);
    holder._buttonR2->setColor(Color3B::RED);
    holder._buttonR2->setPosition(998-220,910);
    holder._holderNode->addChild(holder._buttonR2);
    //-----------------------------------------------------------------
    holder._buttonX = Sprite::create("X.png");
    holder._buttonX->setPosition(750 - 70,460);
    holder._holderNode->addChild(holder._buttonX);

    holder._buttonY = Sprite::create("Y.png");
    holder._buttonY->setPosition(750,460 + 70);
    holder._holderNode->addChild(holder._buttonY);

    holder._buttonA = Sprite::create("A.png");
    holder._buttonA->setPosition(750,460 - 70);
    holder._holderNode->addChild(holder._buttonA);

    holder._buttonB = Sprite::create("B.png");
    holder._buttonB->setPosition(750 + 70,460);
    holder._holderNode->addChild(holder._buttonB);
}

void GameControllerTest::menuCloseCallback(Ref* sender)
{
    Director::getInstance()->end();

#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
    exit(0);
#endif
}