Robin E. R. Davies
135 lines
5.0 KiB
C++
135 lines
5.0 KiB
C++
/*
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* Copyright (c) 2025 Robin E. R. Davies
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* All rights reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#pragma once
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#include <string>
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#include <filesystem>
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#include "SQLiteCpp/SQLiteCpp.h"
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#include "AudioFileMetadata.hpp"
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#include <cstdint>
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#include <vector>
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namespace pipedal::impl {
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class DatabaseLock;
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class DbFileInfo : public AudioFileMetadata
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{
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private:
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int64_t idFile_ = -1;
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bool present_ = false;
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bool dirty_ = false;
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public:
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int64_t idFile() const { return idFile_;}
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void idFile(int64_t value) { idFile_ = value;}
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bool present() const { return present_; }
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void present(bool value) { present_ = value;}
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bool dirty() const { return dirty_;}
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void dirty(bool value) { dirty_ = value;}
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};
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class ThumbnailInfo {
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public:
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ThumbnailInfo() = default;
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private:
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ThumbnailType thumbnailType_ = ThumbnailType::Unknown;
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std::string thumbnailFile_;
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int64_t thumbnailLastModified_ = 0;
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public:
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ThumbnailType thumbnailType() const { return thumbnailType_; }
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void thumbnailType(ThumbnailType value) { thumbnailType_ = value; }
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const std::string &thumbnailFile() const { return thumbnailFile_; }
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void thumbnailFile(const std::string &value) { thumbnailFile_ = value; }
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int64_t thumbnailLastModified() const { return thumbnailLastModified_; }
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void thumbnailLastModified(int64_t value) { thumbnailLastModified_ = value; }
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};
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class AudioFilesDb {
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public:
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static constexpr int32_t DB_VERSION = 1;
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AudioFilesDb(
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const std::filesystem::path &path,
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const std::filesystem::path &indexPath = "" // if non-empty, forces the location of the ".index.pipedal" file.
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);
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public:
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void DeleteFile(DbFileInfo *dbFile);
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void WriteFile(DbFileInfo *dbFile);
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// test only.
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size_t GetNumberOfThumbnails();
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void UpdateThumbnailInfo(
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int64_t idFile,
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ThumbnailType thumbnailType,
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const std::string &thumbnailFile = "",
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int64_t thumbnailLastModified = 0);
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void UpdateThumbnailInfo(
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const std::string&fileName,
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ThumbnailType thumbnailType,
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const std::string &thumbnailFile = "",
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int64_t thumbnailLastModified = 0);
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std::unique_ptr<SQLite::Transaction> transaction();
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std::vector<DbFileInfo> QueryTracks();
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void DeleteThumbnails(id_t idFile);
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ThumbnailInfo GetThumbnailInfo(const std::string &fileNameOnly);
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std::vector<uint8_t> GetEmbeddedThumbnail(const std::string &fileNameOnly, int32_t width, int32_t height);
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std::vector<uint8_t> GetEmbeddedThumbnail(int64_t idFile, int32_t width, int32_t height);
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void AddThumbnail(
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const std::string &fileName,
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int64_t width,
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int64_t height,
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const std::vector<uint8_t> &thumbnailData);
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void AddThumbnail(
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int64_t idFile,
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int64_t width,
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int64_t height,
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const std::vector<uint8_t> &thumbnailData);
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void UpdateFilePosition(
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int64_t idFile,
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int32_t position);
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private:
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void CreateDb(const std::filesystem::path &dbPathName);
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void UpgradeDb();
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int QueryVersion();
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private:
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std::filesystem::path indexPath;
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// warning: destructor order matters here!
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std::shared_ptr<DatabaseLock> dbLock; // mutex to protect the index file.
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std::unique_ptr<SQLite::Database> db;
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std::unique_ptr<SQLite::Statement> insertFileQuery;
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std::unique_ptr<SQLite::Statement> updateFileQuery;
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std::unique_ptr<SQLite::Statement> deleteFileQuery;
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std::unique_ptr<SQLite::Statement> updateThumbnailInfoQueryByName;
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std::unique_ptr<SQLite::Statement> updateThumbnailInfoQueryById;
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std::unique_ptr<SQLite::Statement> updatePositionQuery;
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std::filesystem::path path;
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};
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}
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