cleaner

cleaner.sh

@@ -0,0 +1,80 @@
+#!/bin/bash
+
+dry_run=true  # Default to dry-run mode
+if [[ "$1" == "--armed" ]]; then
+    dry_run=false
+fi
+
+declare -A folders
+
+# Function to detect bit-depth and sample rate
+detect_quality() {
+    if [[ "$1" =~ ([0-9]+)B-([0-9]+(\.[0-9]+)?)kHz ]]; then
+        bit_depth="${BASH_REMATCH[1]}"
+        sample_rate=$(echo "${BASH_REMATCH[2]}" | awk '{printf "%d", $1 * 10}')  # Convert to integer
+        echo "$bit_depth $sample_rate"
+    else
+        echo ""
+    fi
+}
+
+# Function to compare quality (Higher value wins)
+compare_quality() {
+    local quality1=($1)
+    local quality2=($2)
+
+    # Prioritize higher bit-depth (24-bit > 16-bit)
+    if [[ ${quality1[0]} -gt ${quality2[0]} ]]; then
+        echo 1
+        return
+    elif [[ ${quality1[0]} -lt ${quality2[0]} ]]; then
+        echo -1
+        return
+    fi
+
+    # If bit-depth is the same, prioritize higher sample rate
+    if [[ ${quality1[1]} -gt ${quality2[1]} ]]; then
+        echo 1
+    else
+        echo -1
+    fi
+}
+
+for dir in *; do
+    if [[ -d "$dir" ]]; then
+        # Normalize base name by removing bit-depth, sample rate, and extra spaces
+        base_name=$(echo "$dir" | sed -E 's/\s*\[FLAC\]\s*\[[0-9]+B-[0-9]+(\.[0-9]+)?kHz\]//')
+
+        # Extract quality information (bit-depth and sample rate)
+        quality=$(detect_quality "$dir")
+
+        # Skip if quality detection fails
+        if [[ -z "$quality" ]]; then
+            echo "Skipping (No quality detected): $dir"
+            continue
+        fi
+
+        if [[ -n "${folders[$base_name]}" ]]; then
+            existing_quality=${folders[$base_name]%::*}
+            existing_dir=${folders[$base_name]#*::}
+
+            comparison=$(compare_quality "$quality" "$existing_quality")
+
+            if [[ $comparison -eq 1 ]]; then
+                # New file is better -> Remove existing lower-quality version
+                echo "Removing lower-quality: $existing_dir"
+                [[ $dry_run == false ]] && rm -rf "$existing_dir"
+                folders[$base_name]="$quality::$dir"
+            else
+                # Keep existing better version -> Remove new lower-quality version
+                echo "Removing lower-quality: $dir"
+                [[ $dry_run == false ]] && rm -rf "$dir"
+            fi
+        else
+            folders[$base_name]="$quality::$dir"
+        fi
+    fi
+done
+
+echo "Dry-run mode: $dry_run. Use --armed to actually delete files."
+