feat: Ai generated helper to split artist tags

.zsh_functions/flac.zsh

@@ -0,0 +1,65 @@
+#AI GENERATED
+#write_tags "Artist1,Artist2" "music_*.flac" "ALBUMARTIST,ARTIST"
+function write_tags() {
+    # Check if at least artists are provided
+    if [[ $# -lt 1 ]]; then
+        echo "Usage: write_tags <comma-separated-artists> [path-regex] [comma-separated-tags]"
+        echo "Defaults: path-regex='ALL', tags='ALBUMARTIST,ARTIST,ARTISTS'"
+        return 1
+    fi
+
+    local artists=("${(@s:,:)1}")  # Split comma-separated artists into array
+    local file_pattern="${2:-ALL}"  # Default to 'ALL' if not provided
+    local tags=("${(@s:,:)3:-ALBUMARTIST,ARTIST,ARTISTS}")  # Default tags if not provided
+
+    # If ALL was specified for files, use all FLAC files in current directory
+    local files
+    if [[ "$file_pattern" == "ALL" ]]; then
+        files=(*.flac(N))
+    else
+        files=($~file_pattern(N))  # Expand the pattern
+    fi
+
+    if [[ ${#files} -eq 0 ]]; then
+        echo "No files found matching pattern: $file_pattern"
+        return 1
+    fi
+
+    # Build the metaflac commands
+    local show_cmd="metaflac"
+    local remove_cmd="metaflac"
+    local set_cmd="metaflac"
+
+    # Add show and remove tags to commands
+    for tag in $tags; do
+        show_cmd+=" --show-tag=$tag"
+        remove_cmd+=" --remove-tag=$tag"
+    done
+
+    # Add set tags for each artist to each tag type
+    for tag in $tags; do
+        for artist in $artists; do
+            set_cmd+=" --set-tag=$tag=\"${artist}\""
+        done
+    done
+
+    # Process each file
+    for file in $files; do
+        echo "Processing $file"
+
+        # Show current tags
+        echo "Current tags:"
+        eval "$show_cmd \"$file\""
+
+        # Remove old tags
+        eval "$remove_cmd \"$file\""
+
+        # Set new tags
+        eval "$set_cmd \"$file\""
+
+        # Show updated tags
+        echo "Updated tags:"
+        eval "$show_cmd \"$file\""
+        echo
+    done
+}