/****************************************************************************
*                                                                           *
* Project64 - A Nintendo 64 emulator.                                      *
* http://www.pj64-emu.com/                                                  *
* Copyright (C) 2012 Project64. All rights reserved.                        *
*                                                                           *
* License:                                                                  *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html                        *
*                                                                           *
****************************************************************************/
#include "stdafx.h"

#include "SettingsPage.h"

COptionsGameBrowserPage::COptionsGameBrowserPage(HWND hParent, const RECT & rcDispay) :
    m_OrderChanged(false),
    m_OrderReset(false)
{
    if (!Create(hParent, rcDispay))
    {
        return;
    }

    SetDlgItemTextW(m_hWnd, IDC_ROMSEL_TEXT2, wGS(RB_ROMS).c_str());
    SetDlgItemTextW(m_hWnd, IDC_ROMSEL_TEXT4, wGS(RB_DIRS).c_str());
    SetDlgItemTextW(m_hWnd, IDC_USE_ROMBROWSER, wGS(RB_USE).c_str());
    SetDlgItemTextW(m_hWnd, IDC_RECURSION, wGS(RB_DIR_RECURSION).c_str());
    SetDlgItemTextW(m_hWnd, IDC_ROMSEL_TEXT5, wGS(RB_AVALIABLE_FIELDS).c_str());
    SetDlgItemTextW(m_hWnd, IDC_ROMSEL_TEXT6, wGS(RB_SHOW_FIELDS).c_str());
    SetDlgItemTextW(m_hWnd, IDC_ADD, wGS(RB_ADD).c_str());
    SetDlgItemTextW(m_hWnd, IDC_REMOVE, wGS(RB_REMOVE).c_str());
    SetDlgItemTextW(m_hWnd, IDC_UP, wGS(RB_UP).c_str());
    SetDlgItemTextW(m_hWnd, IDC_DOWN, wGS(RB_DOWN).c_str());

    AddModCheckBox(GetDlgItem(IDC_USE_ROMBROWSER), RomBrowser_Enabled);
    AddModCheckBox(GetDlgItem(IDC_RECURSION), RomList_GameDirRecursive);

    m_Avaliable.Attach(GetDlgItem(IDC_AVALIABLE));
    m_Using.Attach(GetDlgItem(IDC_USING));

    CRomBrowser::GetFieldInfo(m_Fields);

    UpdatePageSettings();
}

void COptionsGameBrowserPage::UpdateFieldList(const ROMBROWSER_FIELDS_LIST & Fields)
{
    m_Avaliable.ResetContent();
    m_Using.ResetContent();

    m_OrderChanged = false;
    for (int i = 0, n = Fields.size(); i < n; i++)
    {
        if (Fields[i].PosChanged())
        {
            m_OrderChanged = true;
        }
        int Pos = Fields[i].Pos();
        if (Pos < 0)
        {
            m_Avaliable.SetItemData(m_Avaliable.AddStringW(wGS(Fields[i].LangID()).c_str()), i);
            continue;
        }
        int listCount = m_Using.GetCount();
        if (Pos > listCount) { Pos = listCount; }
        m_Using.SetItemData(m_Using.InsertStringW(Pos, wGS(Fields[i].LangID()).c_str()), i);
    }
}

void COptionsGameBrowserPage::UpdatePageSettings(void)
{
    UpdateFieldList(m_Fields);
    CSettingsPageImpl<COptionsGameBrowserPage>::UpdatePageSettings();
    FixCtrlState();
}

void  COptionsGameBrowserPage::UseRomBrowserChanged(UINT Code, int id, HWND ctl)
{
    CheckBoxChanged(Code, id, ctl);
    FixCtrlState();
}

void  COptionsGameBrowserPage::FixCtrlState(void)
{
    bool bEnabled = (SendDlgItemMessage(IDC_USE_ROMBROWSER, BM_GETCHECK, 0, 0) == BST_CHECKED);
    ::EnableWindow(GetDlgItem(IDC_ROMSEL_TEXT5), bEnabled);
    ::EnableWindow(GetDlgItem(IDC_ROMSEL_TEXT6), bEnabled);
    ::EnableWindow(GetDlgItem(IDC_AVALIABLE), bEnabled);
    ::EnableWindow(GetDlgItem(IDC_ADD), bEnabled);
    ::EnableWindow(GetDlgItem(IDC_REMOVE), bEnabled);
    ::EnableWindow(GetDlgItem(IDC_USING), bEnabled);
    ::EnableWindow(GetDlgItem(IDC_UP), bEnabled);
    ::EnableWindow(GetDlgItem(IDC_DOWN), bEnabled);
    ::EnableWindow(GetDlgItem(IDC_RECURSION), bEnabled);
}

void COptionsGameBrowserPage::AddFieldClicked(UINT /*Code*/, int /*id*/, HWND /*ctl*/)
{
    int index = m_Avaliable.GetCurSel();
    if (index < 0)
    {
        return;
    }
    //remove from list
    int i = m_Avaliable.GetItemData(index);
    m_Avaliable.DeleteString(index);

    //select next in list
    int listCount = m_Avaliable.GetCount();
    if (index >= listCount) { index -= 1; }
    m_Avaliable.SetCurSel(index);

    //Add to list
    index = m_Using.AddStringW(wGS(m_Fields[i].LangID()).c_str());
    m_Using.SetItemData(index, i);
    m_Using.SetCurSel(index);

    m_OrderChanged = true;
    m_OrderReset = false;
    SendMessage(GetParent(), PSM_CHANGED, (WPARAM)m_hWnd, 0);
}

void COptionsGameBrowserPage::RemoveFieldClicked(UINT /*Code*/, int /*id*/, HWND /*ctl*/)
{
    int index = m_Using.GetCurSel();
    if (index < 0)
    {
        return;
    }
    //remove from list
    int i = m_Using.GetItemData(index);
    m_Using.DeleteString(index);

    //select next in list
    int listCount = m_Using.GetCount();
    if (index >= listCount) { index -= 1; }
    m_Using.SetCurSel(index);

    //Add to list
    index = m_Avaliable.AddStringW(wGS(m_Fields[i].LangID()).c_str());
    m_Avaliable.SetItemData(index, i);
    m_Avaliable.SetCurSel(index);

    m_OrderChanged = true;
    m_OrderReset = false;
    SendMessage(GetParent(), PSM_CHANGED, (WPARAM)m_hWnd, 0);
}

void COptionsGameBrowserPage::MoveFieldUpClicked(UINT /*Code*/, int /*id*/, HWND /*ctl*/)
{
    int index = m_Using.GetCurSel();
    if (index <= 0)
    {
        return;
    }
    int i = m_Using.GetItemData(index);
    m_Using.DeleteString(index);

    index = m_Using.InsertStringW(index - 1, wGS(m_Fields[i].LangID()).c_str());
    m_Using.SetItemData(index, i);
    m_Using.SetCurSel(index);

    m_OrderChanged = true;
    m_OrderReset = false;
    SendMessage(GetParent(), PSM_CHANGED, (WPARAM)m_hWnd, 0);
}

void COptionsGameBrowserPage::MoveFieldDownClicked(UINT /*Code*/, int /*id*/, HWND /*ctl*/)
{
    int index = m_Using.GetCurSel();
    if (index < 0 || index >= (m_Using.GetCount() - 1))
    {
        return;
    }
    int i = m_Using.GetItemData(index);
    m_Using.DeleteString(index);

    index = m_Using.InsertStringW(index + 1, wGS(m_Fields[i].LangID()).c_str());
    m_Using.SetItemData(index, i);
    m_Using.SetCurSel(index);

    m_OrderChanged = true;
    m_OrderReset = false;
    SendMessage(GetParent(), PSM_CHANGED, (WPARAM)m_hWnd, 0);
}

void COptionsGameBrowserPage::HidePage()
{
    ShowWindow(SW_HIDE);
}

void COptionsGameBrowserPage::ShowPage()
{
    ShowWindow(SW_SHOW);
}

void COptionsGameBrowserPage::ApplySettings(bool UpdateScreen)
{
    bool bColChanged = false;
    if (m_OrderReset)
    {
        for (size_t i = 0; i < m_Fields.size(); i++)
        {
            m_Fields[i].ResetPos();
        }
        bColChanged = true;
    }
    else
    {
        size_t Item, listCount = m_Using.GetCount();
        for (Item = 0; Item < listCount; Item++)
        {
            int Pos = m_Using.GetItemData(Item);
            if (m_OrderReset || m_Fields[Pos].Pos() != Item)
            {
                m_Fields[Pos].SetColPos(Item);
                bColChanged = true;
            }
        }

        listCount = m_Avaliable.GetCount();
        for (Item = 0; Item < listCount; Item++)
        {
            int Pos = m_Avaliable.GetItemData(Item);
            if (m_OrderReset || m_Fields[Pos].Pos() != -1)
            {
                m_Fields[Pos].SetColPos(-1);
                bColChanged = true;
            }
        }
    }
    if (bColChanged)
    {
        UISettingsSaveBool(RomBrowser_ColoumnsChanged, !UISettingsLoadBool(RomBrowser_ColoumnsChanged));
    }

    CSettingsPageImpl<COptionsGameBrowserPage>::ApplySettings(UpdateScreen);
}

bool COptionsGameBrowserPage::EnableReset(void)
{
    if (m_OrderChanged) { return true; }
    return CSettingsPageImpl<COptionsGameBrowserPage>::EnableReset();
}

void COptionsGameBrowserPage::ResetPage()
{
    if (m_OrderChanged)
    {
        ROMBROWSER_FIELDS_LIST Fields;
        CRomBrowser::GetFieldInfo(Fields, true);
        UpdateFieldList(Fields);
        m_OrderReset = true;
        SendMessage(GetParent(), PSM_CHANGED, (WPARAM)m_hWnd, 0);
    }
    CSettingsPageImpl<COptionsGameBrowserPage>::ResetPage();
}