FdCommandsCoa.cpp

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// --------------------------------------------------------------------
// Copyright © 2011-2013 Mathieu Schopfer
//
// This file is part of FreeDebks.
//
// FreeDebks is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// FreeDebks is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with FreeDebks.  If not, see <http://www.gnu.org/licenses/>.
// --------------------------------------------------------------------

#include "FdCommandsCoa.hpp"
#include "FdModelCoa.hpp"
#include "FdItemCoa.hpp"

FdCoaAddItem::FdCoaAddItem(FdModelCoa *coa, FdItemCoa_p parent, FdItemCoa_p item, int row) :
        QUndoCommand(), mCoa(coa), mParent(parent), mItem(item), mRow(row)
{
    mWasAccount = 0;
    setText(QObject::tr("add item", "Add a new item to the chart of accounts, ie a new row."));
}

void FdCoaAddItem::redo()
{
    if(mParent->type() == AccountType)
    {
        mWasAccount = mParent->initialBalance();
        mParent->setInitialBalance(0);
    }
    mCoa->insertItem(mItem, mRow, mParent);
}

void FdCoaAddItem::undo()
{
    mCoa->removeItem(mItem, mParent);
    if(mWasAccount)
        mParent->setInitialBalance(mWasAccount);
}


FdCoaDragDrop::FdCoaDragDrop(FdModelCoa *coa, QList<FdItemCoa_p> items, FdItemCoa_p newParent, int row) :
        QUndoCommand(), mCoa(coa), mItems(items), mNewParent(newParent), mRow(row)
{
    mWasAccount = 0;
    QString text;
    int count = mItems.size();
    if(count == 1)
    {
        if(items[0]->type() == CategoryType)
            text = QObject::tr("move category %1", "Move an item in a drag and drop action. %1 is the item label").arg(items[0]->displayLabel());
        else
            text = QObject::tr("move account %1", "Move an item in a drag and drop action. %1 is the item label").arg(items[0]->displayLabel());
    }
    else
        text = QObject::tr("move %n item(s)", "Move items in a drag and drop action.", count);
    setText(text);

    mRemove = new FdCoaRemove(mCoa, mItems);

    // Manages the case when items are droped in last position in the children list of their own parent.
    for(int i = 0; i < mItems.size(); ++i)
    {
        FdItemCoa_p oldParent = mItems[i]->parent();
        if(oldParent == mNewParent && row == newParent->childrenCount())
            mRow = mRow-1;
    }
}

void FdCoaDragDrop::redo()
{
    mRemove->redo();
    if(mNewParent->type() == AccountType)
        mWasAccount = mNewParent->initialBalance();
    mCoa->insertItems(mItems, mRow, mNewParent);
}

void FdCoaDragDrop::undo()
{
    for(int i = 0; i < mItems.size(); ++i)
    {
        mCoa->removeItem(mItems[i], mNewParent);
    }
    if(mWasAccount)
        mNewParent->setInitialBalance(mWasAccount);
    mRemove->undo();
}


FdCoaSetData::FdCoaSetData(FdModelCoa *coa, FdItemCoa_p item, CoaColumn column, QVariant newValue) :
        QUndoCommand(), mCoa(coa), mItem(item), mColumn(column), mNewValue(newValue)
{
    mOldValue = mCoa->data(mItem, mColumn);
    switch(mColumn)
    {
    case CoaId:
        setText(QObject::tr("change id of %1", "Will appear like this : Undo/Redo change id of ITEMLABEL.").arg(mItem->displayLabel()));
        break;
    case CoaLabel:
        setText(QObject::tr("change label of %1", "Will appear like this : Undo/Redo change label of ITEMLABEL.").arg(mItem->displayLabel()));
        break;
    case CoaBalanceSheet:
        setText(QObject::tr("change state (is on balance sheet) of %1", "Will appear like this : Undo/Redo change state (is on balance sheet) of ITEMLABEL.").arg(mItem->displayLabel()));
        break;
    case CoaSigns:
        setText(QObject::tr("change account signs %1", "Will appear like this : Undo/Redo change signs of ITEMLABEL.").arg(mItem->displayLabel()));
        break;
    case CoaInitial:
        setText(QObject::tr("change initial balance %1", "Will appear like this : Undo/Redo change initial balance of ITEMLABEL.").arg(mItem->displayLabel()));
        break;
    }
}

void FdCoaSetData::redo()
{
    mCoa->setData(mItem, mColumn, mNewValue);
}

void FdCoaSetData::undo()
{
    mCoa->setData(mItem, mColumn, mOldValue);
}


FdCoaRemove::FdCoaRemove(FdModelCoa *coa, QList<FdItemCoa_p> selected) :
        QUndoCommand(), mCoa(coa)
{
    QString text;
    int count = selected.size();
    if(count == 1)
    {
        if(selected[0]->type() == CategoryType)
            text = QObject::tr("remove category %1", "Will appear like this : Undo/Redo remove category ITEMLABEL.").arg(selected[0]->displayLabel());
        else
            text = QObject::tr("remove account %1", "Will appear like this : Undo/Redo remove account ITEMLABEL.").arg(selected[0]->displayLabel());
    }
    else
        text = QObject::tr("remove %n item(s)", "Remove items from the chart of accounts.", count);
    setText(text);

    for(int i = 0; i < count; ++i)
    {
        struct locationCoa location;
        location.item = selected[i];
        location.parent = location.item->parent();
        location.row = location.item->row();
        mMap << location;
    }
}

void FdCoaRemove::redo()
{
    for(int i = 0; i < mMap.size(); ++i)
        mCoa->removeItem(mMap[i].item, mMap[i].parent);

    mCoa->recomputeBalances();
}

void FdCoaRemove::undo()
{
    for(int i = 0; i < mMap.size(); ++i)
        mCoa->insertItem(mMap[i].item, mMap[i].row, mMap[i].parent);

    mCoa->recomputeBalances();
}