Organize your downloads folder by file type

organize-downloads.sh

#!/bin/bash

set -e
set -o pipefail

# Navigate to Downloads directory or exit with status 1 if it fails
cd ~/Downloads || exit 1

# Indexed array for directory names
directories=("3D_Models" "Archives" "Audio" "Books_and_Presentations" "Documents" "Images" "Software" "Videos")

# Corresponding indexed array for file extensions
# Each line correlates with the directory at the same index in the `directories` array
extensions=(
  "fbx obj stl blend glb 3ds"  # 3D_Models
  "zip ZIP 7z 7Z gz GZ"          # Archives
  "mid MID mp3 MP3 wav WAV"      # Audio
  "pdf PDF azw3 AZW3 epub EPUB pptx PPTX docx DOCX doc DOC odt ODT rtf RTF onepkg ONEPKG"  # Books_and_Presentations
  "txt TXT csv CSV tsv TSV json JSON xml XML md MD key KEY"  # Documents
  "jpeg JPEG jpg JPG png PNG webp WEBP gif GIF svg SVG ico ICO"  # Images
  "iso ISO dmg DMG exe EXE app APP apk APK sh SH bin BIN pkg PKG deb DEB rpm RPM"  # Software
  "3gpp mp4 MP4 mov MOV avi AVI flv FLV wmv WMV mkv MKV webm WEBM ogv OGV"  # Videos
)

# Move files to their respective directories
move_files() {
  local extension="$1"
  local target_dir="$2"

  find . -maxdepth 1 -type f -name "*.$extension" -exec mv {} "$target_dir"/ \; 2>&1 | while read -r line; do
    if [[ "$line" != *"No such file or directory"* ]]; then
      echo "Error moving *.$extension files: $line"
    fi
  done
}

# Create directories and move files to their respective directories
for i in "${!directories[@]}"; do
  dir="${directories[$i]}"
  echo "Creating directory if not exists: $dir"
  mkdir -p "$dir"

  exts="${extensions[$i]}"
  for ext in $exts; do
    echo "Moving *.$ext files to $dir"
    move_files "$ext" "$dir"
  done
done