#include "datatypeconfigration.h"

#include <QSplitter>
#include <QVBoxLayout>

DataConfigration::DataConfigration(MapCore &core, std::shared_ptr<const DownAccess> target, QWidget *parent)
    : QWidget(parent),
      core_bind(core),
      target_bind(target),
      member_present(new QTableView(this)),
      member_model(new QStandardItemModel(this)),
      preview_present(new QTreeView(this)),
      preview_model(new QStandardItemModel(this)),
      append(new QPushButton("添加", this)),
      remove(new QPushButton("删除", this)) {
    auto layout = new QVBoxLayout(this);
    auto splitter = new QSplitter(this);
    layout->addWidget(splitter);
    
    auto widget = new QWidget(this);
    splitter->addWidget(widget);
    splitter->addWidget(preview_present);
    
    auto xlayout = new QVBoxLayout(widget);
    xlayout->addWidget(member_present);
    xlayout->addWidget(append);
    xlayout->addWidget(remove);
    
    member_present->setModel(member_model);
    preview_present->setModel(preview_model);
    
    xlayout->setMargin(2);
    layout->setMargin(2);
    xlayout->setSpacing(2);
    layout->setSpacing(2);
    
    this->member_model->setHorizontalHeaderLabels(QStringList() << "成员名称" << "成员类型");
    this->preview_model->setHorizontalHeaderLabels(QStringList() << "成员名称" << "成员类型");
    
    present_member(target);
    present_struct(target);
    
    connect(this->append,  &QPushButton::clicked,  [=](){
        auto ninst = std::make_shared<DownAccess>(std::make_shared<TypeTemplate>());
        auto target_x = target_bind->append(ninst);
        this->core_bind.refreshRoot(target_bind, target_x);
        this->target_bind = target_x;
        
        this->member_model->removeRows(0, member_model->rowCount());
        this->preview_model->removeRows(0, preview_model->rowCount());
        
        present_member(target_bind);
        present_struct(target_bind);
        
    });
}

void DataConfigration::present_member(std::shared_ptr<const DownAccess> base)
{
    auto list = base->members();
    for(auto &d : list){
        QList<QStandardItem*> row;
        row << new QStandardItem(d->typePeer<TypeTemplate>()->name());
        row << new QStandardItem(d->typePeer<TypeTemplate>()->type());
        this->member_model->appendRow(row);
    }
}

void DataConfigration::present_struct(std::shared_ptr<const DownAccess> base, QStandardItem *target)
{
    auto list = base->members();
    for(auto &d : list){
        QList<QStandardItem*> row;
        row << new QStandardItem(d->typePeer<TypeTemplate>()->name());
        row << new QStandardItem(d->typePeer<TypeTemplate>()->type());
        if(!target)
            this->preview_model->appendRow(row);
        else
            target->appendRow(row);
        
        row.first()->setEditable(false);
        row.last()->setEditable(false);
        present_struct(d, row.first());
    }
}