compresskit-pdf

#!/data/data/com.termux/files/usr/bin/bash

VERSION="1.0.0"
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

# Load required modules
source "${SCRIPT_DIR}/lib/compress.sh"
source "${SCRIPT_DIR}/lib/ui.sh"
source "${SCRIPT_DIR}/lib/logger.sh"
source "${SCRIPT_DIR}/lib/config.sh"

# Enhanced Color Palette with RGB colors
declare -A COLORS=(
    ["bg"]='\033[48;2;16;24;32m'
    ["fg"]='\033[38;2;224;224;224m'
    ["accent1"]='\033[38;2;0;255;255m'    # Cyan
    ["accent2"]='\033[38;2;255;0;255m'    # Magenta
    ["accent3"]='\033[38;2;255;128;0m'    # Orange
    ["success"]='\033[38;2;0;255;128m'    # Green
    ["warning"]='\033[38;2;255;192;0m'    # Yellow
    ["error"]='\033[38;2;255;64;64m'      # Red
    ["info"]='\033[38;2;64;128;255m'      # Blue
    ["dim"]='\033[38;2;128;128;128m'      # Gray
    ["reset"]='\033[0m'
)

# Unicode Box Drawing Characters
declare -A BORDERS=(
    ["tl"]="╔"
    ["tr"]="╗"
    ["bl"]="╚"
    ["br"]="╝"
    ["h"]="═"
    ["v"]="║"
    ["cross"]="╬"
)

# Dynamic width calculation
TERM_WIDTH=$(tput cols)
CONTENT_WIDTH=$((TERM_WIDTH - 4))

# Spinner frames for loading animation
SPINNER_FRAMES=('⠋' '⠙' '⠹' '⠸' '⠼' '⠴' '⠦' '⠧' '⠇' '⠏')

# Print centered text with optional color
print_centered() {
    local text="$1"
    local color="${2:-${COLORS[fg]}}"
    local width="${3:-$TERM_WIDTH}"
    local padding=$(( (width - ${#text}) / 2 ))
    printf "%${padding}s" ""
    echo -en "${color}${text}${COLORS[reset]}"
    printf "%${padding}s\n" ""
}

# Create gradient effect
print_gradient() {
    local text="$1"
    local start_color="$2"
    local end_color="$3"
    # Implementation of gradient effect here
}

# Enhanced header with matrix rain effect
print_header() {
    clear
    # Matrix rain effect (implement animation)
    cat << EOF
${COLORS[accent1]}
   ██████╗██████╗ ██╗███████╗██╗███████╗ ██████╗ ██████╗ ██████╗ ███████╗   
  ██╔════╝██╔══██╗██║██╔════╝██║██╔════╝██╔════╝██╔═══██╗██╔══██╗██╔════╝   
  ██║     ██████╔╝██║███████╗██║███████╗██║     ██║   ██║██████╔╝█████╗     
  ██║     ██╔══██╗██║╚════██║██║╚════██║██║     ██║   ██║██╔══██╗██╔══╝     
  ╚██████╗██║  ██║██║███████║██║███████║╚██████╗╚██████╔╝██║  ██║███████╗   
   ╚═════╝╚═╝  ╚═╝╚═╝╚══════╝╚═╝╚══════╝ ╚═════╝ ╚═════╝ ╚═╝  ╚═╝╚══════╝   
${COLORS[reset]}
EOF

    print_centered "⚡ CompressKit PDF ⚡" "${COLORS[accent2]}"
    print_centered "Advanced PDF Compression Suite" "${COLORS[accent3]}"
    print_centered "v${VERSION}" "${COLORS[dim]}"
    echo
}

# Progress bar implementation
show_progress() {
    local current="$1"
    local total="$2"
    local width=50
    local percentage=$((current * 100 / total))
    local filled=$((percentage * width / 100))
    local empty=$((width - filled))
    
    printf "\r${COLORS[dim]}["
    printf "%${filled}s" "" | tr ' ' '█'
    printf "%${empty}s" "" | tr ' ' '░'
    printf "] %3d%%${COLORS[reset]}" "$percentage"
}

# Spinner animation
show_spinner() {
    local pid=$1
    local message="$2"
    local i=0
    
    while kill -0 $pid 2>/dev/null; do
        printf "\r${COLORS[accent1]}${SPINNER_FRAMES[i]} ${message}${COLORS[reset]}"
        i=$(((i + 1) % ${#SPINNER_FRAMES[@]}))
        sleep 0.1
    done
}

# Enhanced status messages
success() { echo -e "${COLORS[success]}[✔] $1${COLORS[reset]}"; }
warning() { echo -e "${COLORS[warning]}[⚠] $1${COLORS[reset]}"; }
error()   { echo -e "${COLORS[error]}[✘] $1${COLORS[reset]}"; }
info()    { echo -e "${COLORS[info]}[ℹ] $1${COLORS[reset]}"; }

# Interactive menu
show_menu() {
    local options=("$@")
    local selected=0
    
    while true; do
        clear
        print_header
        
        for i in "${!options[@]}"; do
            if [ $i -eq $selected ]; then
                echo -e "${COLORS[accent1]}▶ ${options[i]}${COLORS[reset]}"
            else
                echo -e "  ${options[i]}"
            fi
        done
        
        read -rsn1 key
        case "$key" in
            $'\x1B')
                read -rsn2 key
                case "$key" in
                    '[A') ((selected--)) ;;  # Up
                    '[B') ((selected++)) ;;  # Down
                esac
                ;;
            '') break ;;
        esac
        
        selected=$((selected % ${#options[@]}))
        [ $selected -lt 0 ] && selected=$((${#options[@]} - 1))
    done
    
    return $selected
}

# Enhanced help message
show_help() {
    print_header
    
    cat << EOF

${COLORS[accent1]}USAGE:${COLORS[reset]}
    ${COLORS[accent2]}compresskit-pdf${COLORS[reset]} ${COLORS[accent3]}<command>${COLORS[reset]} ${COLORS[dim]}[options]${COLORS[reset]} ${COLORS[accent1]}<file>${COLORS[reset]}

${COLORS[accent1]}COMMANDS:${COLORS[reset]}
    ${COLORS[accent2]}compress${COLORS[reset]}     Compress a PDF file
    ${COLORS[accent2]}info${COLORS[reset]}        Show detailed PDF information
    ${COLORS[accent2]}version${COLORS[reset]}     Show version information
    ${COLORS[accent2]}help${COLORS[reset]}        Show this help message

${COLORS[accent1]}OPTIONS:${COLORS[reset]}
    ${COLORS[accent3]}-q, --quality${COLORS[reset]} ${COLORS[dim]}<level>${COLORS[reset]}    Set quality level (high|medium|low)
    ${COLORS[accent3]}-o, --output${COLORS[reset]} ${COLORS[dim]}<file>${COLORS[reset]}      Specify output file
    ${COLORS[accent3]}-v, --verbose${COLORS[reset]}           Show detailed processing information
    ${COLORS[accent3]}-f, --force${COLORS[reset]}            Overwrite existing files
    ${COLORS[accent3]}--preview${COLORS[reset]}              Show expected compression ratio

${COLORS[accent1]}QUALITY LEVELS:${COLORS[reset]}
    ${COLORS[success]}high${COLORS[reset]}        Minimal compression, best quality
    ${COLORS[warning]}medium${COLORS[reset]}      Balanced compression (default)
    ${COLORS[error]}low${COLORS[reset]}         Maximum compression, reduced quality

EOF
}

# Main function with enhanced error handling
main() {
    trap 'echo -e "\n${COLORS[error]}Operation cancelled by user${COLORS[reset]}"; exit 1' INT TERM

    if [ $# -eq 0 ]; then
        show_menu "Compress PDF" "Show PDF Info" "Help" "Exit"
        case $? in
            0) compress_pdf_interactive ;;
            1) show_pdf_info_interactive ;;
            2) show_help ;;
            3) exit 0 ;;
        esac
        exit 0
    fi

    # Rest of your command-line parsing logic...
}

main "$@"