88 lines
1.9 KiB
C++
88 lines
1.9 KiB
C++
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#include <ntxmapindex.h>
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#include <ranges> // Zwingend erforderlich für std::views und std::ranges::to
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namespace ntx
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{
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// --- Lookup ---
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std::optional<size_t> NtxMapIndex::indexOf(const std::string& key) const noexcept
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{
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auto it = m_keyToIndex.find(key);
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if (it != m_keyToIndex.end())
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return it->second;
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return std::nullopt;
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}
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bool NtxMapIndex::containsKey(const std::string& key) const noexcept
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{
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return m_keyToIndex.contains(key);
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}
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// --- Modification ---
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void NtxMapIndex::addKey(const std::string& key, size_t index)
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{
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m_keyToIndex[key] = index;
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}
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void NtxMapIndex::removeAt(size_t index)
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{
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auto it = m_keyToIndex.begin();
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while (it != m_keyToIndex.end())
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{
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if (it->second == index)
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it = m_keyToIndex.erase(it);
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else
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{
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if (it->second > index)
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it->second--;
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++it;
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}
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}
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}
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bool NtxMapIndex::removeKey(const std::string& key)
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{
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return m_keyToIndex.erase(key) > 0;
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}
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bool NtxMapIndex::replaceKey(const std::string& oldKey, const std::string& newKey)
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{
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auto it = m_keyToIndex.find(oldKey);
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if (it == m_keyToIndex.end() || oldKey == newKey)
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return false;
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if (m_keyToIndex.contains(newKey))
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return false;
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size_t idx = it->second;
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m_keyToIndex.erase(it);
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m_keyToIndex[newKey] = idx;
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return true;
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}
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bool NtxMapIndex::addAlias(const std::string& existingKey, const std::string& alias)
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{
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auto idx = indexOf(existingKey);
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if (!idx || containsKey(alias))
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return false;
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m_keyToIndex[alias] = *idx;
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return true;
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}
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size_t NtxMapIndex::size() const noexcept
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{
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return m_keyToIndex.size();
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}
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bool NtxMapIndex::empty() const noexcept
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{
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return m_keyToIndex.empty();
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}
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void NtxMapIndex::clear() noexcept
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{
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m_keyToIndex.clear();
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}
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} // namespace ntx
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