Audio file metadata and thumbnails

src/AudioFileMetadata.hpp

@@ -8,10 +8,10 @@
  *   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  *   copies of the Software, and to permit persons to whom the Software is
  *   furnished to do so, subject to the following conditions:
-
+ 
  *   The above copyright notice and this permission notice shall be included in all
  *   copies or substantial portions of the Software.
-
+ 
  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  *   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  *   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
@@ -21,16 +21,16 @@
  *   SOFTWARE.
  */
 
-#pragma once
+#pragma once 
 
-#include <string>
 #include <filesystem>
+#include <string>
+#include <cstdint>
+#include <vector>
 #include "json.hpp"
 
 
-namespace pipedal
-{
-
+namespace pipedal {
 #define GETTER_SETTER_REF(name)                               \
     const decltype(name##_) &name() const { return name##_; } \
     void name(const decltype(name##_) &value) { name##_ = value; }
@@ -46,41 +46,56 @@ namespace pipedal
     decltype(name##_) name() const { return name##_; } \
     void name(decltype(name##_) value) { name##_ = value; }
 
+
+    enum ThumbnailType
+    {
+        Unknown = 0,
+        Embedded = 1, // embedded in the file
+        Folder = 2,   // from a albumArt.jpg or similar
+        None = 3      // Use default thumbnail.
+    };
+
     class AudioFileMetadata
     {
     private:
-        float duration_ = 0;
+        std::string fileName_;
+        int64_t lastModified_ = 0;
         std::string title_;
-        std::string track_;
+        int32_t track_ = -1; // track number, 0-based, -1 if not set
         std::string album_;
-        std::string disc_;
-        std::string artist_;
-        std::string albumArtist_;
-        std::string totalTracks_;
-        std::string date_;
-        std::string year_;
+        float duration_ = 0;
+        int32_t thumbnailType_ = 0; // 0 = unknown, 1 = embedded, 3 = folder, 4 = none
+        std::string thumbnailFile_; // only when thumbnailType is 3= folder.
+        int64_t thumbnailLastModified_ = 0;
+        int32_t position_ = -1;
 
 
     public:
+
+        AudioFileMetadata() = default;
         AudioFileMetadata(const std::filesystem::path &file);
 
-        GETTER_SETTER(duration);
-        GETTER_SETTER_REF(title);
-        GETTER_SETTER_REF(track);
-        GETTER_SETTER_REF(album);
-        GETTER_SETTER_REF(disc);
-        GETTER_SETTER_REF(artist);
-        GETTER_SETTER_REF(albumArtist);
+        GETTER_SETTER(fileName)
+        GETTER_SETTER(lastModified)
+        GETTER_SETTER_REF(title)
+        GETTER_SETTER_REF(track)
+        GETTER_SETTER_REF(album)
+        GETTER_SETTER(duration)
+        ThumbnailType thumbnailType() const { return (ThumbnailType)thumbnailType_;}
+        void thumbnailType(ThumbnailType value) { thumbnailType_ = (int32_t)value; }
+        GETTER_SETTER(thumbnailFile)
+        GETTER_SETTER(thumbnailLastModified)
+        GETTER_SETTER(position)
+
 
     public:
         DECLARE_JSON_MAP(AudioFileMetadata);
 
     };
 
-    std::string GetAudioFileMetadataString(const std::filesystem::path &path);
-    
-#undef GETTER_SETTER
-#undef GETTER_SETTER_VEC
-#undef GETTER_SETTER_REF
+    #undef GETTER_SETTER
+    #undef GETTER_SETTER_VEC
+    #undef GETTER_SETTER_REF
 
-}
+
+}