From 7c213fe037ce229c9004e1efe67369f6b1fcefa1 Mon Sep 17 00:00:00 2001
From: Nedko <nedko@internedko.net>
Date: Mon, 1 Jul 2024 15:39:42 +0300
Subject: [PATCH] Added MP3 tagging

---
 README.md | 17 ++++++++++++++-
 main.cpp  | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 76 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 54c8890..d9d406c 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,22 @@ https://github.com/nlohmann/json
 # eyeD3
 https://eyed3.readthedocs.io/en/latest/
 * For MP3 tagging
-* TODO: Add info here
+```
+	// Common
+	--encoding utf8
+	--preserve-file-times
+
+	// First Step - Remove Images
+	--remove-all-images
+
+	// Second Step - Change what is needed
+	--add-image "...":FRONT_COVER
+	--artist "..."
+	--album "..."
+	--title "..."
+	--track ...
+
+```
 
 # metaflac
 https://xiph.org/flac/download.html
diff --git a/main.cpp b/main.cpp
index da22937..2a3d1c5 100644
--- a/main.cpp
+++ b/main.cpp
@@ -29,6 +29,42 @@ string gen_resize_command(const string& release_folder, const string& convert_ex
 	return cmd;
 }
 
+string gen_mp3_clear(const string& filepath, const string& eyed3_exec)
+{
+	string cmd;
+
+	cmd = eyed3_exec;
+	cmd += " --preserve-file-times --remove-all-images \"";
+	cmd += filepath;
+	cmd += "\" > /dev/null 2>&1";
+
+	return cmd;
+}
+
+string gen_mp3_set_tags(const string& filepath, const string& artist,
+	const string& title, const string& album, int track_num,
+	const string& cover_filepath, string eyed3_exec)
+{
+	string cmd;
+
+	cmd = eyed3_exec;
+	cmd += " --encoding utf8 --preserve-file-times --add-image \"";
+	cmd += cover_filepath;
+	cmd += "\":FRONT_COVER --artist \"";
+	cmd += artist;
+	// cmd += "\" --album \"";
+	// cmd += album;
+	cmd += "\" --title \"";
+	cmd += title;
+	cmd += "\" --track ";
+	cmd += to_string(track_num);
+	cmd += " \"";
+	cmd += filepath;
+	cmd += "\" > /dev/null 2>&1";
+
+	return cmd;
+}
+
 int main(int argc, char **argv)
 {
 	// Config stuff
@@ -125,7 +161,6 @@ int main(int argc, char **argv)
 			cout << "Could not resize cover for release - " << release.catalog_id << endl;
 			continue;
 		}
-		break;
 
 		// Download tracks (1 -- N)
 		for (Track& track : release.tracks)
@@ -143,7 +178,30 @@ int main(int argc, char **argv)
 				continue;
 			}
 
-			// TODO: Tag MP3
+			// Clean MP3 Images
+			ok = exec_cmd(gen_mp3_clear(filepath, eyed3_exec));
+			if (!ok)
+			{
+				cout << "Could not clear images for MP3 track " << track.number <<
+					" from release " << release.catalog_id << endl;
+				continue;
+			}
+
+			// Tag MP3
+			ok = exec_cmd(
+				gen_mp3_set_tags(filepath,
+					track.artist,
+					track.title,
+					release.title,
+					track.number,
+					build_fname(release_folder, "", "Cover_small.jpg"),
+					eyed3_exec));
+			if (!ok)
+			{
+				cout << "Could not tag MP3 track " << track.number <<
+					" from release " << release.catalog_id << endl;
+				continue;
+			}
 
 			// Download FLAC
 			filepath = build_fname(flac_folder, "", filename);