#include "mFcHelper.h"
#include "Utils/models.h"
#include "mFcModels.h"
#include "mTaskSerialize.h"
#include "mTaskDeserialize.h"
#include "TaskFlow/pageCustomtaskFlowControl.h"
#include "flowleftwidget/mFlowButtonWidget.h"
#include "flowleftwidget/mFlowIfWidget.h"
#include "flowleftwidget/mFlowLoopWidget.h"
#include "flowleftwidget/mDownArrow.h"
#include <QVBoxLayout>
#include <QLabel>
#include <QTimer>
#include <QDebug>
MFcHelper::MFcHelper(PageCustomTaskFlowControl *parent) : QObject(parent) {
 m_fc = parent;
}
MFcHelper::~MFcHelper(){

}
void MFcHelper::serialize(){
 MTaskSerialize taskser(m_fc);
}
void MFcHelper::deserialize(){

 MTaskDeserialize taskdeser(m_fc->task->program,this);

 for (int i = 0; i < taskdeser.steps.length(); ++i) {
 MFlowStepParams *params = taskdeser.steps[i];
 bool bgnormal = true;
 if(0==i){
 bgnormal = false;
 }
 if(MCONSTANT_FLOW_MENU_TYPE_LoopBtn==params->menuType){
 addLoopWidget(params,bgnormal);
 }else if(MCONSTANT_FLOW_MENU_TYPE_JudgeBtn==params->menuType){
 addIfWidget(params,bgnormal);
 }else{
 addButtonWidget(params,bgnormal);
 }
 }

 updateFixedSize();

 m_currentData->notificationType = MCONNSTANT_NOTIFICATION_TYPE_MOVE_END_SHOWCONTENT;

 emit m_fc->notificationToFlow(m_currentData);
// emit m_fc->notificationToSmartAlertWidget(this->m_currentData);


}

MFcHelper::Location MFcHelper::getLocation(MFlowStepParams *params){
 Location location;

 QWidget *widget = m_fc;
 QVBoxLayout *layout = m_fc->boxLayout;
 int target =layout->count() - 2; // 默认位置在主窗口的顶部

 if(params->carryParent!=nullptr){

 for (int i = this->allstepwidgets.count()-1; i >=0 ; --i) {

 QWidget *stepwidget = this->allstepwidgets.at(i);
 QString stepwidgetname = stepwidget->metaObject()->className();

 if ("MFlowLoopWidget"==stepwidgetname) {
 MFlowLoopWidget *step = qobject_cast<MFlowLoopWidget *>(stepwidget);
 if(step->data->stepparams==params->carryParent){

 widget = step;
 layout = step->boxLayout;
 target = step->boxLayout->count() - 1;

 break;
 }
 }else if ("MFlowIfWidget"==stepwidgetname) {
 MFlowIfWidget *step = qobject_cast<MFlowIfWidget *>(stepwidget);
 if(step->data->stepparams==params->carryParent){

 widget = step;
 layout = step->boxLayout;
 target = step->boxLayout->count() - 1;
 break;
 }
 }


 }

 }

 location.widget = widget;
 location.layout = layout;
 location.target = target;

 return location;
}

void MFcHelper::addButtonWidget(MFlowStepParams *params,bool bgnormal){

 Location location = getLocation(params);
 MFlowButtonWidget *stepwidget = new MFlowButtonWidget(m_fc,
 m_fc->controls.value(params->menuType),
 new MDownArrow(m_fc),params,bgnormal);
 stepwidget->currentParentWidget = location.widget;
 connect(stepwidget,&MFlowButtonWidget::notificationToParentWidget,m_fc,&PageCustomTaskFlowControl::onNotificationFromChildWidget);
 this->arrows.append(stepwidget->arrow);
 this->allstepwidgets.append(stepwidget);
 stepwidget->title->setText(params->name);

 location.layout->insertWidget(location.target,stepwidget,0,Qt::AlignCenter);
 location.layout->insertWidget(location.target,stepwidget->arrow,0,Qt::AlignCenter);

 if(!bgnormal){
 m_currentData = stepwidget->data;
 }
}
void MFcHelper::addIfWidget(MFlowStepParams *params,bool bgnormal){
 Location location = getLocation(params);

 MFlowIfWidget *stepwidget = new MFlowIfWidget(m_fc, m_fc->controls.value(params->menuType),
 new MDownArrow(m_fc),new MDownArrow(m_fc),
 params,bgnormal);

 this->arrows.append(stepwidget->arrow);
 this->arrows.append(stepwidget->innerDefaultArrow);
 this->allstepwidgets.append(stepwidget);
 stepwidget->title->setText(params->name);

 connect(stepwidget,&MFlowIfWidget::notificationToParentWidget,m_fc,&PageCustomTaskFlowControl::onNotificationFromChildWidget);

 location.layout->insertWidget(location.target,stepwidget,0,Qt::AlignCenter);
 location.layout->insertWidget(location.target,stepwidget->arrow,0,Qt::AlignCenter);
 if(!bgnormal){
 m_currentData = stepwidget->data;
 }
}
void MFcHelper::addLoopWidget(MFlowStepParams *params,bool bgnormal){

 Location location = getLocation(params);

 MFlowLoopWidget *stepwidget = new MFlowLoopWidget(m_fc, m_fc->controls.value(params->menuType),
 new MDownArrow(m_fc),new MDownArrow(m_fc),
 params,bgnormal);

 this->arrows.append(stepwidget->arrow);
 this->arrows.append(stepwidget->innerDefaultArrow);
 this->allstepwidgets.append(stepwidget);
 stepwidget->title->setText(params->name);

 connect(stepwidget,&MFlowLoopWidget::notificationToParentWidget,m_fc,&PageCustomTaskFlowControl::onNotificationFromChildWidget);

 location.layout->insertWidget(location.target,stepwidget,0,Qt::AlignCenter);
 location.layout->insertWidget(location.target,stepwidget->arrow,0,Qt::AlignCenter);
 if(!bgnormal){
 m_currentData = stepwidget->data;
 }
}


void MFcHelper::removeStep(QWidget *stepwidget){

 //获取被删除的widget及其内部所有的widget,以及箭头,并清理出去
 QTimer::singleShot(10,this,[this,stepwidget](){
 m_removeWidgets.clear();
 updateDelWidgets(stepwidget);

 for (int i = 0; i < m_removeWidgets.count(); ++i) {
 //判断被删除的widget是否存在与 m_currentPressedData一致,如果存在,则需要置空
 QWidget *delWidget = m_removeWidgets.at(i);
 if(delWidget==m_currentData->widget){
 m_currentData->widgetIsDelete = true;
 }
 delWidget->deleteLater();
 }
 });

 updateFixedSize();

}
void MFcHelper::updateFixedSize(){

 QTimer::singleShot(50,this,[this](){
 m_tempLoopTypeWidgetMaxDeep = 0;
 m_tempLoopTypeWidgets.clear();//清空所有层级中的窗体

 getLoopTypeWidgets(0,this->m_fc);

 for (int i=m_tempLoopTypeWidgetMaxDeep;i>=1;--i) {
 QList<QWidget *> values= m_tempLoopTypeWidgets.values(i);
 for (int j=0;j<values.count();++j) {
 QWidget *widget = values[j];
 QString widgetName = widget->metaObject()->className();

 if ("MFlowLoopWidget"==widgetName) {
 MFlowLoopWidget *loopWidget= qobject_cast<MFlowLoopWidget *>(widget);
 loopWidget->updateFixedSize();
 }else if ("MFlowIfWidget"==widgetName) {
 MFlowIfWidget * ifWidget = qobject_cast<MFlowIfWidget *>(widget);
 ifWidget->updateFixedSize();
 }
 }
 }

 });

}
void MFcHelper::updateDelWidgets(QWidget *widget){

 QBoxLayout *dataLayout = nullptr;

 QString widgetName = widget->metaObject()->className();

 // step 自身widget涉及节点的新增和移除
 if ("MFlowLoopWidget"==widgetName) {
 MFlowLoopWidget *loopWidget = static_cast<MFlowLoopWidget *>(widget);

 m_removeWidgets.append(loopWidget);
 m_removeWidgets.append(loopWidget->arrow);
 m_removeWidgets.append(loopWidget->innerDefaultArrow);

 this->arrows.removeOne(loopWidget->arrow);
 this->arrows.removeOne(loopWidget->innerDefaultArrow);
 this->allstepwidgets.removeOne(loopWidget);

 dataLayout = loopWidget->boxLayout;
 }else if ("MFlowIfWidget"==widgetName) {
 MFlowIfWidget *ifWidget = static_cast<MFlowIfWidget *>(widget);
 m_removeWidgets.append(ifWidget);
 m_removeWidgets.append(ifWidget->arrow);
 m_removeWidgets.append(ifWidget->innerDefaultArrow);

 this->arrows.removeOne(ifWidget->arrow);
 this->arrows.removeOne(ifWidget->innerDefaultArrow);
 this->allstepwidgets.removeOne(ifWidget);
 dataLayout = ifWidget->boxLayout;
 }else if ("MFlowButtonWidget"==widgetName) {
 MFlowButtonWidget *btnWidget = static_cast<MFlowButtonWidget *>(widget);
 m_removeWidgets.append(btnWidget);
 m_removeWidgets.append(btnWidget->arrow);
 this->arrows.removeOne(btnWidget->arrow);
 this->allstepwidgets.removeOne(btnWidget);
 }

 if(dataLayout!=nullptr){

 for (int i=0;i<dataLayout->count();++i) {

 QWidget *widget2 = dataLayout->itemAt(i)->widget();
 QString widget2Name=widget2->metaObject()->className();

 if ("MFlowLoopWidget"==widget2Name) {
 MFlowLoopWidget *widget2C = static_cast<MFlowLoopWidget *>(widget2);
 dataLayout->removeWidget(widget2C);

 m_removeWidgets.append(widget2C);
 m_removeWidgets.append(widget2C->arrow);
 m_removeWidgets.append(widget2C->innerDefaultArrow);
 this->arrows.removeOne(widget2C->arrow);
 this->arrows.removeOne(widget2C->innerDefaultArrow);
 this->allstepwidgets.removeOne(widget2C);
 updateDelWidgets(widget2C);
 }else if ("MFlowIfWidget"==widget2Name) {
 MFlowIfWidget *widget2C = static_cast<MFlowIfWidget *>(widget2);
 dataLayout->removeWidget(widget2C);

 m_removeWidgets.append(widget2C);
 m_removeWidgets.append(widget2C->arrow);
 m_removeWidgets.append(widget2C->innerDefaultArrow);
 this->arrows.removeOne(widget2C->arrow);
 this->arrows.removeOne(widget2C->innerDefaultArrow);
 this->allstepwidgets.removeOne(widget2C);
 updateDelWidgets(widget2C);
 }else if ("MFlowButtonWidget"==widget2Name) {
 MFlowButtonWidget *widget2C = static_cast<MFlowButtonWidget *>(widget2);
 dataLayout->removeWidget(widget2C);


 m_removeWidgets.append(widget2C);
 m_removeWidgets.append(widget2C->arrow);
 this->arrows.removeOne(widget2C->arrow);
 this->allstepwidgets.removeOne(widget2C);
 }
 }

 }


}
void MFcHelper::setarrowsPress(){
 for (int i=0;i<arrows.count();++i) {
 arrows.at(i)->setIconPress();
 }

}
void MFcHelper::setarrowsNormal(){
 for (int i=0;i<arrows.count();++i) {
 arrows.at(i)->setIconNormal();
 }

}
void MFcHelper::updateBackground(){
 for (int i = 0; i < allstepwidgets.count(); ++i) {
 QWidget *widget = allstepwidgets.at(i);
 if(m_currentData!=nullptr && m_currentData->widget==widget){
 widget->setStyleSheet(m_stylesheet_QWidget_flowleftwidget_blue_press);
 }else{
 widget->setStyleSheet(m_stylesheet_QWidget_flowleftwidget_blue_normal);

 }
 }
}
void MFcHelper::getLoopTypeWidgets(int deep, QWidget *widget){

 deep+=1;

 if(m_tempLoopTypeWidgetMaxDeep < deep){
 m_tempLoopTypeWidgetMaxDeep = deep;
 }
 QString widgetName = widget->metaObject()->className();
 QBoxLayout *dataLayout = nullptr;

 if ("MFlowLoopWidget"==widgetName) {
 MFlowLoopWidget *current = static_cast<MFlowLoopWidget *>(widget);
 dataLayout = current->boxLayout;
 }else if ("MFlowIfWidget"==widgetName) {
 MFlowIfWidget *current = static_cast<MFlowIfWidget *>(widget);
 dataLayout = current->boxLayout;

 }else if ("PageCustomTaskFlowControl"==widgetName) {
 PageCustomTaskFlowControl *current = static_cast<PageCustomTaskFlowControl *>(widget);
 dataLayout = current->boxLayout;
 }
 if(dataLayout!=nullptr){
 for (int i=0;i<dataLayout->count();++i) {

 QWidget *nextWidget = dataLayout->itemAt(i)->widget();
 // 下一个widget只有符合循环类型的控件才可以继续迭代
 if("MFlowLoopWidget"==QString(nextWidget->metaObject()->className())){
 m_tempLoopTypeWidgets.insert(deep,nextWidget);
 getLoopTypeWidgets(deep,nextWidget);
 }else if("MFlowIfWidget"==QString(nextWidget->metaObject()->className())){
 m_tempLoopTypeWidgets.insert(deep,nextWidget);
 getLoopTypeWidgets(deep,nextWidget);
 }

 }

 }
}

void MFcHelper::setCurrentStepData(MFlowStepData *data){
 // 在设置当前stepData时,如果是由侧边栏直接拖拽过来的data,则忽略
 // 因为侧边栏拖拽过来的data在dropEvent时,已经提前设置过。

 if ("MFlowMenuToolButton"!=QString(data->widget->metaObject()->className())) {
 this->m_currentData = data;
 }


}


MFlowStepData * MFcHelper::getCurrentStepData(){
 return this->m_currentData;
}