viewschedulediff.cpp

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// MythTV
#include "libmythbase/mythcorecontext.h"
#include "libmythbase/mythlogging.h"
#include "libmythtv/channelutil.h"
#include "libmythtv/recordinginfo.h"
#include "libmythtv/scheduledrecording.h"
#include "libmythtv/tv.h"
#include "libmythui/mythdialogbox.h"
#include "libmythui/mythmainwindow.h"
#include "libmythui/mythuibuttonlist.h"
#include "libmythui/mythuitext.h"
 
// MythFrontend
#include "viewschedulediff.h"
 
bool ViewScheduleDiff::Create()
{
    if (!LoadWindowFromXML("schedule-ui.xml", "schedulediff", this))
        return false;
 
    bool err = false;
    UIUtilE::Assign(this, m_conflictList, "conflictlist", &err);
 
    UIUtilW::Assign(this, m_titleText, "titletext");
    UIUtilW::Assign(this, m_noChangesText, "nochanges");
 
    if (err)
    {
        LOG(VB_GENERAL, LOG_ERR, "Cannot load screen 'schedulediff'");
        return false;
    }
 
    connect(m_conflictList, &MythUIButtonList::itemSelected,
            this, &ViewScheduleDiff::updateInfo);
    connect(m_conflictList, &MythUIButtonList::itemClicked,
            this, &ViewScheduleDiff::showStatus);
 
    if (m_titleText)
        m_titleText->SetText(m_title);
 
    BuildFocusList();
    LoadInBackground();
 
    return true;
}
 
void ViewScheduleDiff::Load(void)
{
    fillList();
}
 
void ViewScheduleDiff::Init()
{
    updateUIList();
}
 
bool ViewScheduleDiff::keyPressEvent(QKeyEvent *e)
{
    if (m_inEvent)
        return true;
 
    m_inEvent = true;
 
    QStringList actions;
 
    bool handled = GetMythMainWindow()->TranslateKeyPress("TV Frontend", e, actions);
 
    if (!handled && MythScreenType::keyPressEvent(e))
        handled = true;
 
    m_inEvent = false;
 
    return handled;
}
 
void ViewScheduleDiff::showStatus(MythUIButtonListItem */*item*/)
{
    ProgramInfo *pi = CurrentProgram();
    if (!pi)
        return;
 
    QString timeFormat = gCoreContext->GetSetting("TimeFormat", "h:mm AP");
 
    QString message = QString("%1 - %2  %3\n")
        .arg(pi->GetRecordingStartTime().toLocalTime().toString(timeFormat),
             pi->GetRecordingEndTime().toLocalTime().toString(timeFormat),
             pi->toString(ProgramInfo::kTitleSubtitle, " - "));
 
    message += "\n";
    message += RecStatus::toDescription(pi->GetRecordingStatus(),
                                        pi->GetRecordingRuleType(),
                                        pi->GetRecordingStartTime());
 
    QString messageConflict;
    if (pi->GetRecordingStatus() == RecStatus::Conflict ||
        pi->GetRecordingStatus() == RecStatus::LaterShowing)
    {
        uint pi_chanid = pi->GetChanID();
        uint pi_sourceid = ChannelUtil::GetSourceIDForChannel(pi_chanid);
 
        for (auto *pa : m_recListAfter)
        {
            if ((pa->GetRecordingStartTime() < pi->GetRecordingEndTime()  ) &&
                (pa->GetRecordingEndTime()   > pi->GetRecordingStartTime()) &&
                (pa->GetSourceID()          == pi_sourceid                ) &&
                (pa->GetRecordingStatus()   == RecStatus::WillRecord ||
                 pa->GetRecordingStatus()   == RecStatus::Pending    ||
                 pa->GetRecordingStatus()   == RecStatus::Recording  ||
                 pa->GetRecordingStatus()   == RecStatus::Tuning     ||
                 pa->GetRecordingStatus()   == RecStatus::Failing))
            {
                messageConflict += QString("%1 - %2  %3\n")
                    .arg(pa->GetRecordingStartTime().toLocalTime().toString(timeFormat),
                         pa->GetRecordingEndTime().toLocalTime().toString(timeFormat),
                         pa->toString(ProgramInfo::kTitleSubtitle, " - "));
            }
        }
    }
 
    if (!messageConflict.isEmpty())
    {
        message += " ";
        message += tr("The following programs will be recorded instead:");
        message += "\n";
        message += messageConflict;
        message += "\n";
    }
 
    QString title = QObject::tr("Program Status");
    MythScreenStack *mainStack = GetMythMainWindow()->GetStack("main stack");
    auto *dlg = new MythDialogBox(title, message, mainStack, "statusdialog", true);
 
    if (dlg->Create())
    {
        dlg->AddButton(QObject::tr("OK"));
        mainStack->AddScreen(dlg);
    }
    else
    {
        delete dlg;
    }
}
 
static int comp_recstart(const ProgramInfo *a, const ProgramInfo *b)
{
    if (a->GetRecordingStartTime() != b->GetRecordingStartTime())
    {
        if (a->GetRecordingStartTime() > b->GetRecordingStartTime())
            return 1;
        return -1;
    }
    if (a->GetRecordingEndTime() != b->GetRecordingEndTime())
    {
        if (a->GetRecordingEndTime() > b->GetRecordingEndTime())
            return 1;
        return -1;
    }
    if (a->GetChannelSchedulingID() != b->GetChannelSchedulingID())
    {
        if (a->GetChannelSchedulingID() < b->GetChannelSchedulingID())
            return 1;
        return -1;
    }
    if (a->GetRecordingPriority() != b->GetRecordingPriority() &&
        (a->GetRecordingStatus() == RecStatus::WillRecord ||
         a->GetRecordingStatus() == RecStatus::Pending ||
         b->GetRecordingStatus() == RecStatus::WillRecord ||
         b->GetRecordingStatus() == RecStatus::Pending))
    {
        if (a->GetRecordingPriority() < b->GetRecordingPriority())
            return 1;
        return -1;
    }
    return 0;
}
 
static bool comp_recstart_less_than(const ProgramInfo *a, const ProgramInfo *b)
{
    return comp_recstart(a,b) < 0;
}
 
void ViewScheduleDiff::fillList(void)
{
    m_inFill = true;
 
    bool dummy = false;
 
    LoadFromScheduler(m_recListBefore, dummy);
    LoadFromScheduler(m_recListAfter,  dummy, m_altTable, m_recordid);
 
    std::stable_sort(m_recListBefore.begin(), m_recListBefore.end(),
                     comp_recstart_less_than);
    std::stable_sort(m_recListAfter.begin(), m_recListAfter.end(),
                     comp_recstart_less_than);
 
    QDateTime now = MythDate::current();
 
    auto it = m_recListBefore.begin();
    while (it != m_recListBefore.end())
    {
        if ((*it)->GetRecordingEndTime() >= now ||
            (*it)->GetScheduledEndTime() >= now)
        {
            ++it;
        }
        else
        {
            it = m_recListBefore.erase(it);
        }
    }
 
    it = m_recListAfter.begin();
    while (it != m_recListAfter.end())
    {
        if ((*it)->GetRecordingEndTime() >= now ||
            (*it)->GetScheduledEndTime() >= now)
        {
            ++it;
        }
        else
        {
            it = m_recListAfter.erase(it);
        }
    }
 
    auto pb = m_recListBefore.begin();
    auto pa = m_recListAfter.begin();
    ProgramStruct s;
 
    m_recList.clear();
    while (pa != m_recListAfter.end() || pb != m_recListBefore.end())
    {
        s.m_before = (pb != m_recListBefore.end()) ? *pb : nullptr;
        s.m_after  = (pa != m_recListAfter.end())  ? *pa : nullptr;
 
        if (pa == m_recListAfter.end())
        {
            ++pb;
        }
        else if (pb == m_recListBefore.end())
        {
            ++pa;
        }
        else
        {
            switch (comp_recstart(*pb, *pa))
            {
                case 0:
                    ++pb;
                    ++pa;
                    break;
                case -1: // pb BEFORE pa
                    ++pb;
                    s.m_after = nullptr;
                    break;
                case 1: // pa BEFORE pb
                    s.m_before = nullptr;
                    ++pa;
                    break;
            }
        }
 
        if (s.m_before && s.m_after &&
            (s.m_before->GetInputID() == s.m_after->GetInputID()) &&
            (s.m_before->GetRecordingStatus() == s.m_after->GetRecordingStatus()))
        {
            continue;
        }
 
        m_recList.push_back(s);
    }
 
    m_inFill = false;
}
 
void ViewScheduleDiff::updateUIList(void)
{
    for (const auto& s : m_recList)
    {
        class ProgramInfo *pginfo = s.m_after;
        if (!pginfo)
            pginfo = s.m_before;
 
        auto *item = new MythUIButtonListItem(m_conflictList, "",
                                              QVariant::fromValue(pginfo));
 
        InfoMap infoMap;
        pginfo->ToMap(infoMap);
 
        QString state = RecStatus::toUIState(pginfo->GetRecordingStatus());
 
        item->DisplayState(state, "status");
        item->SetTextFromMap(infoMap, state);
 
        if (s.m_before)
        {
            item->SetText(RecStatus::toString(s.m_before->GetRecordingStatus(),
                                   s.m_before->GetInputID()), "statusbefore",
                          state);
        }
        else
        {
            item->SetText("-", "statusbefore");
        }
 
        if (s.m_after)
        {
            item->SetText(RecStatus::toString(s.m_after->GetRecordingStatus(),
                                   s.m_after->GetInputID()), "statusafter",
                          state);
        }
        else
        {
            item->SetText("-", "statusafter");
        }
    }
 
    if (m_noChangesText)
    {
        if (m_recList.empty())
            m_noChangesText->Show();
        else
            m_noChangesText->Hide();
    }
}
 
void ViewScheduleDiff::updateInfo(MythUIButtonListItem *item)
{
    if (!item)
        return;
 
    auto *pginfo = item->GetData().value<ProgramInfo*> ();
    if (pginfo)
    {
        InfoMap infoMap;
        pginfo->ToMap(infoMap);
        SetTextFromMap(infoMap);
    }
}
 
ProgramInfo *ViewScheduleDiff::CurrentProgram()
{
    int pos = m_conflictList->GetCurrentPos();
    if (pos >= (int)m_recList.size())
        return nullptr;
 
    ProgramStruct s = m_recList[pos];
 
    if (s.m_after)
        return s.m_after;
    return s.m_before;
}