feat: Add colours to the script to make it beautiful

Author: Mr-Sunglasses

audio2mp3.sh

@@ -11,6 +11,17 @@ set -euo pipefail
 # Last Modified: 14-03-2025
 # Usage: audio2mp3.sh -f <input_file> [-o <output_path>] | -d <directory> [-o <output_directory>] [-r] [-c] [-s] [-nc]
 
+# Color definitions
+RED="\033[0;31m"
+GREEN="\033[0;32m"
+YELLOW="\033[1;33m"
+BLUE="\033[0;34m"
+MAGENTA="\033[0;35m"
+CYAN="\033[0;36m"
+WHITE="\033[1;37m"
+BOLD="\033[1m"
+NC="\033[0m" # No Color
+
 # Default values
 OUTPUT_FILE=""
 OUTPUT_DIR=""
@@ -21,40 +32,41 @@ NO_CONFIRM=false  # -nc flag
 
 # Function to display ASCII art
 show_ascii() {
-  echo "
+  echo -e "${CYAN}
 
  █████╗ ██╗   ██╗██████╗ ██╗ ██████╗ ██████╗ ███╗   ███╗██████╗ ██████╗ 
 ██╔══██╗██║   ██║██╔══██╗██║██╔═══██╗╚════██╗████╗ ████║██╔══██╗╚════██╗
 ███████║██║   ██║██║  ██║██║██║   ██║ █████╔╝██╔████╔██║██████╔╝ █████╔╝
 ██╔══██║██║   ██║██║  ██║██║██║   ██║██╔═══╝ ██║╚██╔╝██║██╔═══╝  ╚═══██╗
 ██║  ██║╚██████╔╝██████╔╝██║╚██████╔╝███████╗██║ ╚═╝ ██║██║     ██████╔╝
 ╚═╝  ╚═╝ ╚═════╝ ╚═════╝ ╚═╝ ╚═════╝ ╚══════╝╚═╝     ╚═╝╚═╝     ╚═════╝                                                                                                               
-"
+${NC}"
+  echo -e "${MAGENTA}🎵 Audio to MP3 Converter - v0.2.1 🎵${NC}\n"
 }
 
 # Function to display help information
 show_help() {
-  echo "
-Converts single or multiple audio files to MP3 using FFmpeg. Supports batch processing, metadata 
+  echo -e "
+${BOLD}Converts single or multiple audio files to MP3 using FFmpeg.${NC} Supports batch processing, metadata 
 preservation, and optional copy mode. Saves output in the input file's directory or a specified 
 location.
 
-Supported audio formats: WAV, FLAC, OGG, AAC, M4A, ALAC, AIFF, and OPUS.
+${YELLOW}Supported audio formats:${NC} WAV, FLAC, OGG, AAC, M4A, ALAC, AIFF, and OPUS.
 
-Usage: $0 -f <input_file> [-o <output_path>] | -d <directory> [-o <output_directory>] [-r] [-c] [-s] [-nc]
+${BOLD}Usage:${NC} $0 -f <input_file> [-o <output_path>] | -d <directory> [-o <output_directory>] [-r] [-c] [-s] [-nc]
 
-Options:
-  Required Flags (Must provide either -f or -d):
-    -f, --file <input_file>       Convert a single file.
-    -d, --directory <directory>   Convert all supported files in a directory.
+${GREEN}Options:${NC}
+  ${BOLD}Required Flags${NC} (Must provide either -f or -d):
+    ${BLUE}-f, --file <input_file>${NC}       Convert a single file.
+    ${BLUE}-d, --directory <directory>${NC}   Convert all supported files in a directory.
 
-  Optional Flags:
-    -o, --output <output_path>    Specify output file (if using -f) or output directory (if using -d).
-    -r, --recursive               Process directories recursively.
-    -c, --copy                    Convert without re-encoding if possible.
-    -s, --skip-existing           Skip existing files without prompt.
-    -nc, --no-confirm             Automatically overwrite existing files without asking.
-    -h, --help                    Show this help message.
+  ${BOLD}Optional Flags:${NC}
+    ${CYAN}-o, --output <output_path>${NC}    Specify output file (if using -f) or output directory (if using -d).
+    ${CYAN}-r, --recursive${NC}               Process directories recursively.
+    ${CYAN}-c, --copy${NC}                    Convert without re-encoding if possible.
+    ${CYAN}-s, --skip-existing${NC}           Skip existing files without prompt.
+    ${CYAN}-nc, --no-confirm${NC}             Automatically overwrite existing files without asking.
+    ${CYAN}-h, --help${NC}                    Show this help message.
   "
 }
 
@@ -66,28 +78,28 @@ convert_to_mp3() {
   # Check if file exists and confirm overwrite only once
   if [ -f "$output_file" ]; then
     if [ "$SKIP_EXISTING" = true ]; then
-      echo "[+] Skipping existing file '$output_file'."
+      echo -e "[${YELLOW}+${NC}] ${YELLOW}Skipping existing file '${BOLD}$output_file${NC}${YELLOW}'.${NC}"
       return
     fi
     if [ "$NO_CONFIRM" = false ]; then
-      echo "[+] Warning: '$output_file' already exists."
-      echo "[+] Do you want to overwrite it? (y/n)"
+      echo -e "[${YELLOW}+${NC}] ${YELLOW}Warning: '${BOLD}$output_file${NC}${YELLOW}' already exists.${NC}"
+      echo -e "[${BLUE}+${NC}] ${BLUE}Do you want to overwrite it? (y/n)${NC}"
       read -r overwrite
       if [[ "$overwrite" != "y" ]]; then
-        echo "[+] Skipping conversion for '$input_file'."
+        echo -e "[${RED}+${NC}] ${RED}Skipping conversion for '${BOLD}$input_file${NC}${RED}'.${NC}"
         return
       fi
     fi
   fi
 
   if [ "$COPY_MODE" = true ]; then
-    echo "[+] Copying '$input_file' to '$output_file' while preserving metadata..."
+    echo -e "[${GREEN}+${NC}] ${GREEN}Copying '${BOLD}$input_file${NC}${GREEN}' to '${BOLD}$output_file${NC}${GREEN}' while preserving metadata...${NC}"
     ffmpeg -i "$input_file" -map_metadata 0:s:a:0 -acodec copy -y "$output_file"
   else
-    echo "[+] Converting '$input_file' to '$output_file' while preserving metadata..."
+    echo -e "[${GREEN}+${NC}] ${GREEN}Converting '${BOLD}$input_file${NC}${GREEN}' to '${BOLD}$output_file${NC}${GREEN}' while preserving metadata...${NC}"
     ffmpeg -i "$input_file" -map_metadata 0:s:a:0 -q:a 0 -y "$output_file"
   fi
-  echo "[+] Operation completed."
+  echo -e "[${MAGENTA}+${NC}] ${MAGENTA}Operation completed.${NC}"
 }
 
 # Function to process all audio files in a directory
@@ -97,22 +109,24 @@ process_directory() {
 
   local files
   if [ "$RECURSIVE_MODE" = true ]; then
+    echo -e "[${BLUE}+${NC}] ${BLUE}Searching recursively in '${BOLD}$dir${NC}${BLUE}'...${NC}"
     files=$(find "$dir" -type f \( -iname "*.wav" -o -iname "*.flac" -o -iname "*.ogg" -o -iname "*.aac" -o -iname "*.m4a" -o -iname "*.alac" -o -iname "*.aiff" -o -iname "*.opus" \))
   else
+    echo -e "[${BLUE}+${NC}] ${BLUE}Searching in '${BOLD}$dir${NC}${BLUE}'...${NC}"
     files=$(find "$dir" -maxdepth 1 -type f \( -iname "*.wav" -o -iname "*.flac" -o -iname "*.ogg" -o -iname "*.aac" -o -iname "*.m4a" -o -iname "*.alac" -o -iname "*.aiff" -o -iname "*.opus" \))
   fi
 
   if [[ -z "$files" ]]; then
-    echo "[+] No supported audio files found in '$dir'."
+    echo -e "[${RED}+${NC}] ${RED}No supported audio files found in '${BOLD}$dir${NC}${RED}'.${NC}"
     exit 1
   fi
 
-  echo "[+] Found the following audio files in '$dir':"
-  echo "$files"
-  echo "[+] Do you want to proceed with conversion? (y/n)"
+  echo -e "[${GREEN}+${NC}] ${GREEN}Found the following audio files in '${BOLD}$dir${NC}${GREEN}':${NC}"
+  echo -e "${CYAN}$files${NC}"
+  echo -e "[${YELLOW}+${NC}] ${YELLOW}Do you want to proceed with conversion? (y/n)${NC}"
   read -r confirmation
   if [[ "$confirmation" != "y" ]]; then
-    echo "[+] Operation cancelled."
+    echo -e "[${RED}+${NC}] ${RED}Operation cancelled.${NC}"
     exit 0
   fi
 
@@ -173,7 +187,7 @@ main() {
       *)
         show_ascii
         show_help
-        echo "Invalid option: $1"
+        echo -e "[${RED}+${NC}] ${RED}Invalid option: $1${NC}"
         exit 1
         ;;
     esac
@@ -195,7 +209,7 @@ main() {
   else
     show_ascii
     show_help
-    echo "[+] No input file or directory provided."
+    echo -e "[${RED}+${NC}] ${RED}No input file or directory provided.${NC}"
     exit 1
   fi
 }