ElementInfo.h

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// Copyright 2015 - 2026, GIBIS-UNIFESP and the wiRedPanda contributors
// SPDX-License-Identifier: GPL-3.0-or-later

 
#pragma once
 
#include "App/Core/Enums.h"
#include "App/Element/ElementMetadata.h"

struct ElementConstraints {
    ElementType type = ElementType::Unknown;
    ElementGroup group = ElementGroup::Unknown;
 
    quint64 minInputSize = 0;
    quint64 maxInputSize = 0;
    quint64 minOutputSize = 0;
    quint64 maxOutputSize = 0;
 
    bool canChangeAppearance = false;
    bool hasColors = false;
    bool hasAudio = false;
    bool hasAudioBox = false;
    bool hasTrigger = false;
    bool hasFrequency = false;
    bool hasDelay = false;
    bool hasLabel = false;
    bool hasTruthTable = false;
    bool hasVolume = false;
    bool rotatesGraphic = true;
};

constexpr bool validate(const ElementConstraints &c)
{
    // Unknown elements not allowed
    if (c.type == ElementType::Unknown) {
        return false;
    }
 
    // Group must be set
    if (c.group == ElementGroup::Unknown) {
        return false;
    }
 
    // Input/output sizes must be consistent
    if (c.minInputSize > c.maxInputSize) {
        return false;
    }
    if (c.minOutputSize > c.maxOutputSize) {
        return false;
    }
 
    return true;
}

inline ElementMetadata metadataFromConstraints(const ElementConstraints &c)
{
    ElementMetadata meta;
    meta.type = c.type;
    meta.group = c.group;
    meta.minInputSize = c.minInputSize;
    meta.maxInputSize = c.maxInputSize;
    meta.minOutputSize = c.minOutputSize;
    meta.maxOutputSize = c.maxOutputSize;
    meta.canChangeAppearance = c.canChangeAppearance;
    meta.hasColors = c.hasColors;
    meta.hasAudio = c.hasAudio;
    meta.hasAudioBox = c.hasAudioBox;
    meta.hasTrigger = c.hasTrigger;
    meta.hasFrequency = c.hasFrequency;
    meta.hasDelay = c.hasDelay;
    meta.hasLabel = c.hasLabel;
    meta.hasTruthTable = c.hasTruthTable;
    meta.hasVolume = c.hasVolume;
    meta.rotatesGraphic = c.rotatesGraphic;
    return meta;
}

template<typename T>
struct ElementInfo;  // Undefined — must be specialized in each element .cpp