/*
 * Copyright 2017 Julian Harnath <julian.harnath@rwth-aachen.de>
 * Copyright 2020-2021 Andrew Lindesay <apl@lindesay.co.nz>
 * All rights reserved. Distributed under the terms of the MIT license.
 */


#include "WorkStatusView.h"

#include <CardLayout.h>
#include <Catalog.h>
#include <LayoutBuilder.h>
#include <SeparatorView.h>
#include <StatusBar.h>
#include <StringFormat.h>
#include <StringView.h>

#include <stdio.h>

#include "BarberPole.h"


#undef B_TRANSLATION_CONTEXT
#define B_TRANSLATION_CONTEXT "WorkStatusView"

#define VIEW_INDEX_BARBER_POLE  (int32) 0
#define VIEW_INDEX_PROGRESS_BAR (int32) 1


static const BSize kStatusBarSize = BSize(100,20);


WorkStatusView::WorkStatusView(const char* name)
        :
        BView(name, 0),
        fProgressBar(new BStatusBar("progress bar")),
        fBarberPole(new BarberPole("barber pole")),
        fProgressLayout(new BCardLayout()),
        fProgressView(new BView("progress view", 0)),
        fStatusText(new BStringView("status text", NULL))
{
        fProgressView->SetLayout(fProgressLayout);
        fProgressLayout->AddView(fBarberPole);
        fProgressLayout->AddView(fProgressBar);

        fBarberPole->SetExplicitSize(kStatusBarSize);
        fProgressBar->SetMaxValue(1.0f);
        fProgressBar->SetBarHeight(kStatusBarSize.Height());
        fProgressBar->SetExplicitSize(kStatusBarSize);

        fStatusText->SetFontSize(be_plain_font->Size() * 0.9f);

        BLayoutBuilder::Group<>(this, B_VERTICAL, 0)
                .Add(new BSeparatorView())
                .AddGroup(B_HORIZONTAL)
                        .SetInsets(5, 2, 5, 2)
                        .Add(fProgressLayout, 0.2f)
                        .Add(fStatusText)
                        .AddGlue()
                        .End()
        ;
}


WorkStatusView::~WorkStatusView()
{
}


void
WorkStatusView::SetBusy(const BString& text)
{
        SetText(text);
        SetBusy();
}


void
WorkStatusView::SetBusy()
{
        fBarberPole->Start();
        if (fProgressLayout->VisibleIndex() != VIEW_INDEX_BARBER_POLE)
                fProgressLayout->SetVisibleItem(VIEW_INDEX_BARBER_POLE);
}


void
WorkStatusView::SetIdle()
{
        fBarberPole->Stop();
        fProgressLayout->SetVisibleItem(VIEW_INDEX_BARBER_POLE);
        SetText(NULL);
}


void
WorkStatusView::SetProgress(float value)
{
        fProgressBar->SetTo(value);
        if (fProgressLayout->VisibleIndex() != VIEW_INDEX_PROGRESS_BAR)
                fProgressLayout->SetVisibleItem(VIEW_INDEX_PROGRESS_BAR);
}


void
WorkStatusView::SetText(const BString& text)
{
        fStatusText->SetText(text);
}