//
//  TextEntityItem.cpp
//  libraries/entities/src
//
//  Created by Brad Hefta-Gaub on 12/4/13.
//  Copyright 2013 High Fidelity, Inc.
//
//  Distributed under the Apache License, Version 2.0.
//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//

#include "TextEntityItem.h"

#include <glm/gtx/transform.hpp>

#include <QDebug>

#include <ByteCountCoding.h>
#include <GeometryUtil.h>

#include "EntityItemProperties.h"
#include "EntitiesLogging.h"
#include "EntityTree.h"
#include "EntityTreeElement.h"

const QString TextEntityItem::DEFAULT_TEXT("");
const float TextEntityItem::DEFAULT_LINE_HEIGHT = 0.1f;
const glm::u8vec3 TextEntityItem::DEFAULT_TEXT_COLOR = { 255, 255, 255 };
const float TextEntityItem::DEFAULT_TEXT_ALPHA = 1.0f;
const glm::u8vec3 TextEntityItem::DEFAULT_BACKGROUND_COLOR = { 0, 0, 0};
const float TextEntityItem::DEFAULT_MARGIN = 0.0f;
const float TextEntityItem::DEFAULT_TEXT_EFFECT_THICKNESS = 0.2f;

EntityItemPointer TextEntityItem::factory(const EntityItemID& entityID, const EntityItemProperties& properties) {
    std::shared_ptr<TextEntityItem> entity(new TextEntityItem(entityID), [](TextEntityItem* ptr) { ptr->deleteLater(); });
    entity->setProperties(properties);
    return entity;
}

TextEntityItem::TextEntityItem(const EntityItemID& entityItemID) : EntityItem(entityItemID) {
    _type = EntityTypes::Text;
}

// FIXME: The text renderer supports using dimensions.z as the text depth offset,
// but this forces it to always be 1cm
void TextEntityItem::setUnscaledDimensions(const glm::vec3& value) {
    const float TEXT_ENTITY_ITEM_FIXED_DEPTH = 0.01f;
    // NOTE: Text Entities always have a "depth" of 1cm.
    EntityItem::setUnscaledDimensions(glm::vec3(value.x, value.y, TEXT_ENTITY_ITEM_FIXED_DEPTH));
}

EntityItemProperties TextEntityItem::getProperties(const EntityPropertyFlags& desiredProperties, bool allowEmptyDesiredProperties) const {
    EntityItemProperties properties = EntityItem::getProperties(desiredProperties, allowEmptyDesiredProperties); // get the properties from our base class

@Text_ENTITY_COPY_TO@

    return properties;
}

bool TextEntityItem::setSubClassProperties(const EntityItemProperties& properties) {
    bool somethingChanged = false;

@Text_ENTITY_SET_FROM@

    return somethingChanged;
}

EntityPropertyFlags TextEntityItem::getEntityProperties(EncodeBitstreamParams& params) const {
    EntityPropertyFlags requestedProperties = EntityItem::getEntityProperties(params);

@Text_REQUESTED_PROPS@

    return requestedProperties;
}

void TextEntityItem::appendSubclassData(OctreePacketData* packetData, EncodeBitstreamParams& params,
                                        EntityTreeElementExtraEncodeDataPointer entityTreeElementExtraEncodeData,
                                        EntityPropertyFlags& requestedProperties,
                                        EntityPropertyFlags& propertyFlags,
                                        EntityPropertyFlags& propertiesDidntFit,
                                        int& propertyCount,
                                        OctreeElement::AppendState& appendState) const {

    bool successPropertyFits = true;

@Text_ENTITY_APPEND@

}

int TextEntityItem::readEntitySubclassDataFromBuffer(const unsigned char* data, int bytesLeftToRead,
                                                ReadBitstreamToTreeParams& args,
                                                EntityPropertyFlags& propertyFlags, bool overwriteLocalData,
                                                bool& somethingChanged) {

    int bytesRead = 0;
    const unsigned char* dataAt = data;

@Text_ENTITY_READ@

    return bytesRead;
}

void TextEntityItem::debugDump() const {
    qCDebug(entities) << "TextEntityItem id:" << getEntityItemID() << "---------------------------------------------";
    qCDebug(entities) << "    name:" << _name;
    qCDebug(entities) << "    position:" << debugTreeVector(getWorldPosition());
    qCDebug(entities) << "    dimensions:" << debugTreeVector(getScaledDimensions());
    qCDebug(entities) << "    editedAgo:" << debugTime(getLastEdited(), usecTimestampNow());
    qCDebug(entities) << "    pointer:" << this;

@Text_ENTITY_DEBUG@

}

PulsePropertyGroup TextEntityItem::getPulseProperties() const {
    return resultWithReadLock<PulsePropertyGroup>([&] {
        return _pulseProperties;
    });
}