#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "basicproperty.h"
#include "changenamedialog.h"
#include "collectionwindow.h"
#include "statusconfiguration.h"
#include "containerpool.h"
#include "resfiledialog.h"
#include <QListWidgetItem>
#include <QListWidget>
#include <QLabel>
#include <iostream>
#include <QHBoxLayout>
#include <QMessageBox>
#include <QFileDialog>
#include <QDragEnterEvent>
#include <QMimeData>
#include <QUrl>

MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    QPixmap pix("/Users/menglanluo/pic.png");
    ui->label_pic->setPixmap(pix.scaled(50,50,Qt::KeepAspectRatio));
    this->setAcceptDrops(true);
    ui->tableWidget_animation->setHorizontalHeaderLabels({"名称","资源","时间线","z-Order"});
}

MainWindow::~MainWindow()
{
    delete ui;
}

//TODO: 设置ui所有数据
void MainWindow::setUi(ElemPropertyData *elem)
{
    QPixmap pix(elem->iconPath);
    ui->label_pic->setPixmap(pix.scaled(50,50,Qt::KeepAspectRatio));
    ui->lineEdit_name->setText(elem->labelName);
    ui->lineEdit_size->setText(elem->size);
    ui->lineEdit_maxlayer->setText(elem->maxLayer);
    ui->lineEdit_score->setText(elem->score);
    ui->spinBox_drop->setValue(elem->dropConfig);
}

void MainWindow::on_pushButton_chooseFile_clicked()
{
    //如果列表中尚未添加任何元素，无法触发按钮
    if(ui->listWidget_elem->count()==0) return;
    QString elem = ui->listWidget_elem->currentItem()->text();
    QString file_name = QFileDialog::getOpenFileName(this,"Open a file",QDir::homePath());
    if(file_name == nullptr){
        file_name = elements[elem]->iconPath;
    }
    QPixmap pix(file_name);
    ui->label_pic->setPixmap(pix.scaled(50,50,Qt::KeepAspectRatio));
    elements[elem]->iconPath = file_name;
    ui->listWidget_elem->currentItem()->setIcon(QIcon(file_name));
}

//TODO: 聚焦到新添加的元素上
void MainWindow::on_pushButton_addElem_clicked()
{
    QString elemName = "新加元素";
    int id = 1;
    while(1){
        if(elements.find(elemName)==elements.end()){
            break;
        }
        elemName = "新加元素" + QString::number(id++);
    }
    QListWidgetItem* item = new QListWidgetItem(QIcon("/Users/menglanluo/菜狗.png"),elemName);
    ui->listWidget_elem->addItem(item);
    //加上这一句之后总是异常闪退
//    ui->listWidget_elem->setCurrentItem(item);
    elements[elemName] = new ElemPropertyData();
}


void MainWindow::on_pushButton_delElem_clicked()
{
    QMessageBox::StandardButton reply = QMessageBox::question(this,"删除元素","确定要删除此元素吗？");
    if(reply == QMessageBox::Yes){
        QString elemName = ui->listWidget_elem->currentItem()->text();
        delete elements[elemName];
        elements.erase(elements.find(elemName));
        delete ui->listWidget_elem->takeItem(ui->listWidget_elem->currentRow());
    }
}


void MainWindow::on_listWidget_elem_itemDoubleClicked(QListWidgetItem *item)
{
    ChangeNameDialog newName;
    newName.setModal(true);
    newName.exec();
    QString name = newName.getNewName();
    if(!name.isEmpty()){
        if(elements.find(name)!=elements.end()){
            QMessageBox::critical(this,"警告","该元素名已存在！");
            return;
        }
        QString elemName = ui->listWidget_elem->currentItem()->text();
        ElemPropertyData* newElem = elements[elemName];
        elements.erase(elements.find(elemName));
        elements[newName.getNewName()] = newElem;
        item->setText(newName.getNewName());
    }
}

void MainWindow::on_lineEdit_name_editingFinished()
{
    if(ui->listWidget_elem->count()==0) return;
    QString key = ui->listWidget_elem->currentItem()->text();
    elements[key]->labelName = ui->lineEdit_name->text();
}

void MainWindow::on_lineEdit_size_editingFinished()
{
    if(ui->listWidget_elem->count()==0) return;
    QString key = ui->listWidget_elem->currentItem()->text();
    elements[key]->size = ui->lineEdit_size->text();
}

void MainWindow::on_lineEdit_maxlayer_editingFinished()
{
    if(ui->listWidget_elem->count()==0) return;
    QString key = ui->listWidget_elem->currentItem()->text();
    elements[key]->maxLayer = ui->lineEdit_maxlayer->text();
}

void MainWindow::on_lineEdit_score_editingFinished()
{
    if(ui->listWidget_elem->count()==0) return;
    QString key = ui->listWidget_elem->currentItem()->text();
    elements[key]->score = ui->lineEdit_score->text();
}


void MainWindow::on_spinBox_drop_valueChanged(int arg1)
{
    if(ui->listWidget_elem->count()==0) return;
    QString key = ui->listWidget_elem->currentItem()->text();
    elements[key]->dropConfig = arg1;
}


//TODO: 保存当前元素的所有数据，界面加载当前元素数据
void MainWindow::on_listWidget_elem_currentItemChanged(QListWidgetItem *current, QListWidgetItem *previous)
{
    //每一步改变基本都会触发保存，但是表格内嵌的组件如combobox暂时没找到触发保存的办法
   setUi(elements[current->text()]);
}

bool MainWindow::isSingleAnimName(const QVector<ElemPropertyData::StatusEffect> &statusEffect,QString name){
    for(const auto &i:statusEffect){
        if(name == i.name)
            return false;
    }
    return true;
}

//替换资源文件
void MainWindow::on_tableWidget_animation_cellDoubleClicked(int row, int column)
{
    if(column == 1){
        ResFileDialog res;
        res.setModal(true);
        res.exec();
        QString fileName = res.getResName();
        if(!fileName.isEmpty()){
            ui->tableWidget_animation->setItem(row,column,new QTableWidgetItem(fileName));
            //TODO: 加入资源生成时间线代码
            QComboBox* timeLine = new QComboBox;
            timeLine->addItem("lml");
            timeLine->addItem("xdf");
            timeLine->addItem("cqf");
            ui->tableWidget_animation->setCellWidget(row,column+1,timeLine);
        }
    }
}

void MainWindow::on_pushButton_addAnimation_clicked()
{
    int rowNum = ui->tableWidget_animation->rowCount();
    ui->tableWidget_animation->insertRow(rowNum);
    QString elemName = ui->listWidget_elem->currentItem()->text();
    ElemPropertyData* elem = elements[elemName];
    QString animName = "anim";
    int id = 1;
    while(1){
        if(isSingleAnimName(elem->statusEffect,animName)){
            break;
        }
        animName = "anim" + QString::number(id++);
    }
    ui->tableWidget_animation->setItem(rowNum,0,new QTableWidgetItem(animName));
    QTableWidgetItem* res = new QTableWidgetItem("双击添加资源文件");
    // 此单元格不可编辑
    res->setFlags(res->flags() & ~Qt::ItemIsEditable);
    ui->tableWidget_animation->setItem(rowNum,1,res);
    ui->tableWidget_animation->setCellWidget(rowNum,2,new QComboBox);
    ui->tableWidget_animation->setItem(rowNum,3,new QTableWidgetItem("0"));
    elem->statusEffect.push_back({animName,"","",0});
}


void MainWindow::on_pushButton_delAnimation_clicked()
{
    QMessageBox::StandardButton reply = QMessageBox::question(this,"删除动画","确定要删除此动画吗？");
    if(reply == QMessageBox::Yes){
        int curRow = ui->tableWidget_animation->currentRow();
        QString animName = ui->tableWidget_animation->item(curRow,0)->text();
        QVector<ElemPropertyData::StatusEffect> &animVec = elements[ui->listWidget_elem->currentItem()->text()]->statusEffect;
        for(int i=0;i<animVec.size();i++){
            if(animName == animVec[i].name)
                animVec.remove(i);
        }
        ui->tableWidget_animation->removeRow(curRow);
    }
}

//TODO: 名字变更时的数据变更及重名检查
void MainWindow::on_tableWidget_animation_itemChanged(QTableWidgetItem *item)
{
    int column = item->column();
    int row = item->row();
    int rowCnt = ui->tableWidget_animation->rowCount();
    QVector<ElemPropertyData::StatusEffect> &animVec = elements[ui->listWidget_elem->currentItem()->text()]->statusEffect;
    std::cout<<"animVec size:"<<animVec.size()<<std::endl;
    std::cout<<"row:"<<rowCnt<<std::endl;
    if(rowCnt != animVec.size()) return;
    if(column == 0){
        QString newName = ui->tableWidget_animation->item(row,0)->text();
        if(!isSingleAnimName(animVec,newName)){
            QMessageBox::critical(this,"警告","该动画名已存在！");
            //TODO: 解决setText导致的重复触发itemChanged
            ui->tableWidget_animation->item(row,0)->setText(animVec[row].name);
            return;
        }
        std::cout<<"名字发生改变，新名字:"<<qPrintable(newName)<<std::endl;
        animVec[row].name = newName;
    }
    //资源名发生修改
    else if(column == 1){
        std::cout<<"动画资源发生改变，新资源名："<<qPrintable(ui->tableWidget_animation->item(row,1)->text())<<std::endl;
    }
    // 时间线发生修改,居然没有反应。。。
    else if(column == 2){
        QComboBox *timeLine = qobject_cast<QComboBox*>(ui->tableWidget_animation->cellWidget(row,2));
        std::cout<<"timeLine:"<<qPrintable(timeLine->currentText())<<std::endl;
    }
    else{
        int zOrder = ui->tableWidget_animation->item(row,3)->text().toInt();
        if(zOrder<0 || zOrder>100000){
            QMessageBox::critical(this,"警告","z-Order值超出范围！");
            ui->tableWidget_animation->item(row,3)->setText(QString::number(animVec[row].zOrder));
            return;
        }
        std::cout<<"z-Order值发生改变，新值为:"<<zOrder<<std::endl;
        animVec[row].zOrder = zOrder;
    }
}

void MainWindow::on_pushButton_addCollectAnim_clicked()
{
    //TODO: 检查默认名称唯一性
    ui->listWidget_collectAnim->addItem(new QListWidgetItem("collAnim_1"));
}

void MainWindow::on_pushButton_delCollectAnim_clicked()
{
    QMessageBox::StandardButton reply = QMessageBox::question(this,"删除动画","确定要删除此收集动画吗？");
    if(reply == QMessageBox::Yes){
        delete ui->listWidget_collectAnim->takeItem(ui->listWidget_collectAnim->currentRow());
    }
}


void MainWindow::on_listWidget_collectAnim_itemDoubleClicked(QListWidgetItem *item)
{
    ChangeNameDialog newName;
    newName.setModal(true);
    newName.exec();
    if(!newName.getNewName().isEmpty()){
        item->setText(newName.getNewName());
    }
}


void MainWindow::on_pushButton_addStatus_clicked()
{
    //TODO： 检查状态值合法性
    ui->listWidget_status->addItem("1");
}


void MainWindow::on_pushButton_delStatus_clicked()
{
    QMessageBox::StandardButton reply = QMessageBox::question(this,"删除状态","确定要删除此状态吗？");
    if(reply == QMessageBox::Yes){
        delete ui->listWidget_status->takeItem(ui->listWidget_status->currentRow());
    }
}


void MainWindow::on_pushButton_addContainer_clicked()
{
    //TODO: 检查名称唯一性
    ui->listWidget_pool->addItem("pool1");
}


void MainWindow::on_pushButton_delContainer_clicked()
{
    QMessageBox::StandardButton reply = QMessageBox::question(this,"删除状态","确定要删除此容器吗？");
    if(reply == QMessageBox::Yes){
        delete ui->listWidget_pool->takeItem(ui->listWidget_pool->currentRow());
    }
}


void MainWindow::on_listWidget_pool_itemDoubleClicked(QListWidgetItem *item)
{
    ChangeNameDialog newName;
    newName.setModal(true);
    newName.exec();
    QString name = newName.getNewName();
    if(!name.isEmpty()){
        //TODO: 检查新名字唯一性
        item->setText(name);
    }
}