/*
 * Copyright (c) 2020 Samsung Electronics Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @file transition-application.cpp
 * @brief Application class for showing stylable transitions
 */

// Class include
#include "transition-application.h"

// External includes
#include <dali-toolkit/dali-toolkit.h>
#include <dali-toolkit/devel-api/controls/table-view/table-view.h>
#include <cstdio>
#include <sstream>
#include "beat-control.h"

// Internal includes

using namespace Dali;
using namespace Dali::Toolkit;

namespace
{
void SetLabelText(Button button, const char* label)
{
  button.SetProperty(Toolkit::Button::Property::LABEL, label);
}

} // namespace

namespace Demo
{
const char* TransitionApplication::DEMO_THEME_ONE_PATH(DEMO_STYLE_DIR "style-example-theme-one.json");
const char* DALI_LOGO_PATH(DEMO_IMAGE_DIR "Logo-for-demo.png");
const char* DALI_ROBOT_MODEL_PATH(DEMO_MODEL_DIR "ToyRobot-Metal.obj");
const char* DALI_ROBOT_MATERIAL_PATH(DEMO_MODEL_DIR "ToyRobot-Metal.mtl");

TransitionApplication::TransitionApplication(Application& application)
: mApplication(application),
  mTitle(),
  mBeatControl(),
  mActionButtons(),
  mVisualIndex(Property::INVALID_INDEX),
  mActionIndex(Property::INVALID_INDEX)
{
  application.InitSignal().Connect(this, &TransitionApplication::Create);
}

TransitionApplication::~TransitionApplication()
{
}

void TransitionApplication::Create(Application& application)
{
  Window window = application.GetWindow();
  window.KeyEventSignal().Connect(this, &TransitionApplication::OnKeyEvent);
  window.SetBackgroundColor(Vector4(0.1f, 0.1f, 0.1f, 1.0f));

  // Content panes:
  TableView contentLayout = TableView::New(4, 1);
  contentLayout.SetProperty(Dali::Actor::Property::NAME, "ContentLayout");
  contentLayout.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS);
  contentLayout.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
  contentLayout.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT);
  contentLayout.SetCellPadding(Vector2(0.0f, 5.0f));

  // Assign all rows the size negotiation property of fitting to children

  window.Add(contentLayout);

  mTitle = TextLabel::New("Custom Control Transition Example");
  mTitle.SetProperty(Dali::Actor::Property::NAME, "Title");
  mTitle.SetStyleName("Title");
  mTitle.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
  mTitle.SetResizePolicy(ResizePolicy::USE_NATURAL_SIZE, Dimension::HEIGHT);
  mTitle.SetProperty(TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER");
  contentLayout.Add(mTitle);
  contentLayout.SetFitHeight(0); // Fill width

  mBeatControl = BeatControl::New();
  mBeatControl.SetProperty(Dali::Actor::Property::NAME, "BeatControl");
  mBeatControl.SetProperty(BeatControl::Property::BEAT_VISUAL, Property::Map().Add(Visual::Property::TRANSFORM, Property::Map().Add(Visual::Transform::Property::SIZE, Vector2(0.5f, 0.5f))));

  mBeatControl.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::CENTER);
  mBeatControl.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER);
  mBeatControl.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS);
  contentLayout.Add(mBeatControl);
  // beat control should fill the tableview cell, so no change to default parameters

  TableView visualTypeLayout = TableView::New(1, NUMBER_OF_VISUAL_BUTTONS);
  visualTypeLayout.SetProperty(Dali::Actor::Property::NAME, "VisualTypeLayout");
  visualTypeLayout.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
  visualTypeLayout.SetResizePolicy(ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT);
  visualTypeLayout.SetFitHeight(0);

  contentLayout.Add(visualTypeLayout);
  contentLayout.SetFitHeight(2);

  for(int i = 0; i < NUMBER_OF_VISUAL_BUTTONS; ++i)
  {
    Property::Map map;
    CreateVisualMap(i, map);
    map.Add(Visual::Property::TRANSFORM, Property::Map().Add(Visual::Transform::Property::SIZE, Vector2(0.8f, 0.8f)));
    mVisualButtons[i] = BeatControl::New();
    mVisualButtons[i].SetProperty(BeatControl::Property::BEAT_VISUAL, map);
    mVisualButtons[i].SetProperty(Dali::Actor::Property::NAME, "VisualButton");
    mVisualButtons[i].SetStyleName("VisualButton");
    mVisualButtons[i].SetProperty(Actor::Property::SIZE, Vector2(0, 50));
    mVisualButtons[i].SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
    mVisualButtons[i].SetResizePolicy(ResizePolicy::FIXED, Dimension::HEIGHT);
    mVisualIndex = mVisualButtons[i].RegisterProperty("visualId", i, Property::READ_WRITE);
    mVisualButtons[i].TouchedSignal().Connect(this, &TransitionApplication::OnVisualButtonClicked);
    visualTypeLayout.AddChild(mVisualButtons[i], TableView::CellPosition(0, i));
  }

  TableView actionButtonLayout = TableView::New(1, NUMBER_OF_ACTION_BUTTONS + 1);
  actionButtonLayout.SetProperty(Dali::Actor::Property::NAME, "ThemeButtonsLayout");
  actionButtonLayout.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
  actionButtonLayout.SetResizePolicy(ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT);
  actionButtonLayout.SetFitHeight(0);

  TextLabel label = TextLabel::New("Action: ");
  label.SetResizePolicy(ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS);
  label.SetStyleName("ActionLabel");
  actionButtonLayout.AddChild(label, TableView::CellPosition(0, 0));
  actionButtonLayout.SetCellAlignment(TableView::CellPosition(0, 0), HorizontalAlignment::LEFT, VerticalAlignment::CENTER);

  for(int i = 0; i < NUMBER_OF_ACTION_BUTTONS; ++i)
  {
    mActionButtons[i] = PushButton::New();
    mActionButtons[i].SetProperty(Dali::Actor::Property::NAME, "ActionButton");
    mActionButtons[i].SetStyleName("ActionButton");
    mActionButtons[i].SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
    mActionButtons[i].SetResizePolicy(ResizePolicy::USE_NATURAL_SIZE, Dimension::HEIGHT);
    mActionIndex = mActionButtons[i].RegisterProperty("actionId", i, Property::READ_WRITE);
    mActionButtons[i].ClickedSignal().Connect(this, &TransitionApplication::OnActionButtonClicked);
    actionButtonLayout.AddChild(mActionButtons[i], TableView::CellPosition(0, 1 + i));
  }

  SetLabelText(mActionButtons[0], "Bounce");
  SetLabelText(mActionButtons[1], "X");
  SetLabelText(mActionButtons[2], "Y");
  SetLabelText(mActionButtons[3], "Fade");

  contentLayout.Add(actionButtonLayout);
  contentLayout.SetFitHeight(3);
}

void TransitionApplication::CreateVisualMap(int index, Property::Map& map)
{
  switch(index)
  {
    case 0:
    {
      map[Toolkit::Visual::Property::TYPE]  = Visual::COLOR;
      map[ColorVisual::Property::MIX_COLOR] = Color::YELLOW;
      break;
    }
    case 1:
    {
      map[Toolkit::Visual::Property::TYPE] = Visual::BORDER;
      map[BorderVisual::Property::COLOR]   = Color::GREEN;
      map[BorderVisual::Property::SIZE]    = 5;
      break;
    }
    case 2:
    {
      map[Toolkit::Visual::Property::TYPE] = Visual::GRADIENT;

      Property::Array stopOffsets;
      stopOffsets.PushBack(0.0f);
      stopOffsets.PushBack(0.3f);
      stopOffsets.PushBack(0.6f);
      stopOffsets.PushBack(0.8f);
      stopOffsets.PushBack(1.0f);
      map[GradientVisual::Property::STOP_OFFSET] = stopOffsets;

      Property::Array stopColors;
      stopColors.PushBack(Vector4(129.f, 198.f, 193.f, 255.f) / 255.f);
      stopColors.PushBack(Vector4(196.f, 198.f, 71.f, 122.f) / 255.f);
      stopColors.PushBack(Vector4(214.f, 37.f, 139.f, 191.f) / 255.f);
      stopColors.PushBack(Vector4(129.f, 198.f, 193.f, 150.f) / 255.f);
      stopColors.PushBack(Color::YELLOW);
      map[GradientVisual::Property::STOP_COLOR]     = stopColors;
      map[GradientVisual::Property::START_POSITION] = Vector2(-0.5f, -0.5f);
      map[GradientVisual::Property::END_POSITION]   = Vector2(0.5f, 0.5f);
      break;
    }
    case 3:
    {
      map[Toolkit::Visual::Property::TYPE] = Visual::IMAGE;
      map[ImageVisual::Property::URL]      = DALI_LOGO_PATH;
      break;
    }
    case 4:
    {
      map[Toolkit::Visual::Property::TYPE]       = Visual::IMAGE;
      map[ImageVisual::Property::URL]            = DEMO_IMAGE_DIR "preMultAlpha.png";
      map[Visual::Property::PREMULTIPLIED_ALPHA] = true;
      break;
    }

    case 5:
    {
      map[Toolkit::Visual::Property::TYPE]     = Visual::MESH;
      map[MeshVisual::Property::OBJECT_URL]    = DALI_ROBOT_MODEL_PATH;
      map[MeshVisual::Property::MATERIAL_URL]  = DALI_ROBOT_MATERIAL_PATH;
      map[MeshVisual::Property::TEXTURES_PATH] = DEMO_IMAGE_DIR;
      map[MeshVisual::Property::SHADING_MODE]  = MeshVisual::ShadingMode::TEXTURED_WITH_DETAILED_SPECULAR_LIGHTING;
      break;
    }

    case 6:
    {
      map[Toolkit::Visual::Property::TYPE] = Visual::PRIMITIVE;

      map[PrimitiveVisual::Property::SHAPE]            = PrimitiveVisual::Shape::BEVELLED_CUBE;
      map[PrimitiveVisual::Property::BEVEL_PERCENTAGE] = 0.3f;
      map[PrimitiveVisual::Property::BEVEL_SMOOTHNESS] = 0.0f;
      map[PrimitiveVisual::Property::SCALE_DIMENSIONS] = Vector3(1.0f, 1.0f, 0.3f);
      map[PrimitiveVisual::Property::MIX_COLOR]        = Vector4(0.7f, 0.5f, 0.05f, 1.0f);

      break;
    }

    case 7:
    {
      // NPatch
      map[Toolkit::Visual::Property::TYPE] = Visual::IMAGE;
      map[ImageVisual::Property::URL]      = DEMO_IMAGE_DIR "button-up-16.9.png";
      break;
    }
    case 8:
    {
      // SVG
      map[Toolkit::Visual::Property::TYPE] = Visual::IMAGE;
      map[ImageVisual::Property::URL]      = DEMO_IMAGE_DIR "Kid1.svg";
      break;
    }

    case 9:
    {
      map[Toolkit::Visual::Property::TYPE]  = Visual::TEXT;
      map[TextVisual::Property::TEXT]       = "Text";
      map[TextVisual::Property::TEXT_COLOR] = Color::CYAN;
      map[TextVisual::Property::POINT_SIZE] = 10;
      break;
    }

    default:
    {
      map[Toolkit::Visual::Property::TYPE]  = Visual::COLOR;
      map[ColorVisual::Property::MIX_COLOR] = Color::MAGENTA;
      break;
    }
  }
}

bool TransitionApplication::OnVisualButtonClicked(Actor actor, const TouchEvent& touch)
{
  if(touch.GetState(0) == PointState::FINISHED)
  {
    int           visual = actor.GetProperty<int>(mVisualIndex);
    Property::Map map;
    CreateVisualMap(visual, map);
    map.Add(Visual::Property::TRANSFORM, Property::Map().Add(Visual::Transform::Property::SIZE, Vector2(0.5f, 0.5f)));
    mBeatControl.SetProperty(BeatControl::Property::BEAT_VISUAL, map);
  }
  return true;
}

bool TransitionApplication::OnActionButtonClicked(Button button)
{
  int action = button.GetProperty<int>(mActionIndex);
  switch(action)
  {
    case 0:
    {
      mBeatControl.StartBounceAnimation();
      break;
    }
    case 1:
    {
      mBeatControl.StartXAnimation();
      break;
    }
    case 2:
    {
      mBeatControl.StartYAnimation();
      break;
    }
    case 3:
    {
      mBeatControl.StartFadeAnimation();
      break;
    }
  }

  return true;
}

void TransitionApplication::OnKeyEvent(const KeyEvent& keyEvent)
{
  static int keyPressed = 0;

  if(keyEvent.GetState() == KeyEvent::DOWN)
  {
    if(keyPressed == 0) // Is this the first down event?
    {
      printf("Key pressed: %s %d\n", keyEvent.GetKeyName().c_str(), keyEvent.GetKeyCode());

      if(IsKey(keyEvent, DALI_KEY_ESCAPE) || IsKey(keyEvent, DALI_KEY_BACK))
      {
        mApplication.Quit();
      }
      else if(keyEvent.GetKeyName().compare("Return") == 0)
      {
      }
    }
    keyPressed = 1;
  }
  else if(keyEvent.GetState() == KeyEvent::UP)
  {
    keyPressed = 0;
  }
}

} // namespace Demo