#!/bin/bash

# Bibata Build

# Released under the GNU General Public License, version 3.
# Author : KAiZ


echo -e "\n"
echo -e " ██████╗ ██╗██████╗  █████╗ ████████╗ █████╗   "
echo -e " ██╔══██╗██║██╔══██╗██╔══██╗╚══██╔══╝██╔══██╗ "
echo -e " ██████╔╝██║██████╔╝███████║   ██║   ███████║  "
echo -e " ██╔══██╗██║██╔══██╗██╔══██║   ██║   ██╔══██║  "
echo -e " ██████╔╝██║██████╔╝██║  ██║   ██║   ██║  ██║  "
echo -e " ╚═════╝ ╚═╝╚═════╝ ╚═╝  ╚═╝   ╚═╝   ╚═╝  ╚═╝  "
echo -e "\n"

# functions
# Color print function 
show_Msg() {
    echo -e "\033[1;37m$@\033[0m"
}
show_pre(){
    echo -ne "\033[1;33m$@\033[0m"
}
show(){
    echo -e "\033[1;32m$@\033[0m"
}
selection(){
    echo -e "\033[1;36m$@\033[0m"
}
error(){
    echo -e "\033[1;31m$@\033[0m"
}

selectWithDefault() {

    local item i=0 numItems=$# 

    # Print numbered menu items, based on the arguments passed.
    for item; do         # Short for: for item in "$@"; do
    printf '%s\n' "$((++i))) $item"
    done >&2 # Print to stderr, as `select` does.

    # Prompt the user for the index of the desired item.
    while :; do
    printf %s "${PS3-#? }" >&2 # Print the prompt string to stderr, as `select` does.
    read -r index
    # Make sure that the input is either empty or that a valid index was entered.
    [[ -z $index ]] && break  # empty input
    (( index >= 1 && index <= numItems )) 2>/dev/null || { echo "Invalid selection. Please try again." >&2; continue; }
    break
    done

    # Output the selected item, if any.
    [[ -n $index ]] && printf %s "${@: index:1}"

}

build(){
    # get name of theme by argument 
    cursor=$1

    # building cursor with python script
    show_pre "\n "$cursor" : 🏃 Generating bitmaps...\\r"

    # if cursors source folder & file doesn't exist
    if [ ! "src/"$cursor"/source-cursors.svg" ]; 
    then
        error "\n "$cursor" : 😔 Source not found"
        error "\n Aborting..."
        exit 1
    else
        # for removing old build bitmaps(Not Recommended)
        # if [ "$cursor" ]; 
        # then
        #     show_pre "\nRemoving Old Build Files...\\r"
        #     rm -r "$cursor"
            
        #     if [ $? -eq 0 ]
        #     then
        #         show "Removing Old Build Files... DONE"
        #     else
        #         error "Removing Old Build Files... FAIL"
        #         error "\nAborting..."
        #         exit 1
        #     fi
        # fi

        # -o for genrating hotspots
        # -a for genrating config files
        python render-cursors.py ./src/"$cursor"/source-cursors.svg -o -a --name $cursor
        # $? =  is the exit status of the most recently-executed command; by convention, 0 means success and anything else indicates failure. 
        if [ $? -eq 0 ]
        then
            show " "$cursor" : 🙂 Generating bitmaps... DONE"
        else
            error " "$cursor" : 😔 Generating bitmaps... FAIL"
            error "\n Aborting..."
            exit 1
        fi
        show_pre "\n "$cursor" : ✨ Tweaking Animation...\\r"

        sh tweak.sh "$cursor"

        if [ $? -eq 0 ]
        then
            show " "$cursor" : 💖 Tweaking Animation... DONE"
        else
            error " "$cursor" : 😔 Tweaking Animation... FAIL"
            error "\n Aborting..."
            exit 1
        fi
        show_pre "\n "$cursor" : 📨 Building X11 cursor...\\r"
        # execute x11-make.sh file with theme_name argument
        sh x11-make.sh "$cursor"
        # Copy .index files to out/$cursor
        cp src/"$cursor"/*.theme "$cursor"/out/X11/"$cursor"
        if [ $? -eq 0 ]
        then
            show " "$cursor" : 📦 Building X11 cursor... DONE"
            echo " OUT: $PWD/$cursor/out/X11"
        else
            error " "$cursor" : 😔 Building X11 cursor... FAIL"
            error "\nAborting..."
            exit 1
        fi

        show_pre "\n "$cursor" : 📨 Building Window cursor...\\r"
        # execute x11-make.sh file with theme_name argument
        sh w32-make.sh "$cursor"
        if [ $? -eq 0 ]
        then
            show " "$cursor" : 📦 Building Window cursor... DONE"
            echo " OUT: $PWD/$cursor/out/win"
        else
            error " "$cursor" : 😔 Building Window cursor... FAIL"
            error "\n Aborting..."
            exit 1
        fi
    fi
   
}
installer(){
    show_pre " ⏳ Generating Installer...\\r"

    if [ "src/in.inst" ]; then
        cp src/install install.sh
    fi

    if [ $? -eq 0 ]
    then
        show " 💌 Generating Installer... DONE"
    else
        error " 💔 Generating Installer... FAIL"
        error "\nAborting..."
        exit 1
    fi

    show_pre " 😍 Making Installer Executable...\n"

    if [ "install.sh" ]; then
        sudo chmod +x install.sh
    fi

    if [ $? -eq 0 ]
    then
        show " 😎 Making Installer Executable... DONE"
        show_Msg " 🌈 For Installation Use Following Command:🚀 \n "
        show_Msg "\t sudo ./install.sh\n\t\tOR\n\t./install.sh"
        show_Msg "\n🎉 BUILD COMPLETE! 🎉"
    else
        error " 😐 Making Installer Executable... FAIL"
        error "\n Aborting..."
        exit 1
    fi
}

# main program

# Requirment checking
show "🔗 Dependencies"
# dependencies must be installed
if type "inkscape" > /dev/null; 
then
    show_Msg "✅ Inkscape"
else
    error "\\n❌ Inkscape"
    show " Follow Docs to install build dependencies \n  https://github.com/KaizIqbal/Bibata_Cursor#build-dependencies"
    exit 1
fi

if type "xcursorgen" > /dev/null; 
then
    show_Msg "✅ Xcursorgen"
else
    error "\\n❌ Xcursorgen"
    show " Follow Docs to install build dependencies \n  https://github.com/KaizIqbal/Bibata_Cursor#build-dependencies"
    exit 1
fi

if command -v python3 &> /dev/null; 
then
    show_Msg "✅ Python 3"
else
    error "\\n❌ Python 3"
    show " Follow Docs to install build dependencies \n  https://github.com/KaizIqbal/Bibata_Cursor#build-dependencies"
    exit 1
fi

# check pillow is accessible from other package if not pip is require
if python3 -c 'from PIL import Image'; 
then
    show_Msg "✅ Pillow"
    show "Pillow requirement already satiesfied 😊"
else
    show_Msg "🧐 Installing Pillow with pip"
    # python-pillow not found
    # python-pillow not found pip must be require
    if command pip3 &> /dev/null; 
    then
        show_Msg "✅ PiP 3"
        # Install pip requirments
        show_pre "Installing PiP Requirements...\\r"

        if [ ! "requirements.txt" ]; 
        then
            error "\nBibata : requirements.txt not found"
            error "\nAborting..."
            exit 1
        else
            show_Msg "💬 Python Requirments installed as user"
            pip3 install -r requirements.txt --user 
        fi

        if [ $? -eq 0 ]
        then
            show_Msg "✅ Pillow"
        else
            error "❌ Pillow"
            error "\nAborting..."
            exit 1
        fi
    else
        error "\\n❌ PiP 3"
        show " Follow Docs to install build dependencies \n  https://github.com/KaizIqbal/Bibata_Cursor#build-dependencies"
        exit 1
    fi
fi


# choice for build cursor
selection "Cursor to build (Default is 'ALL')?"
cursors=("Bibata_Classic" "Bibata_Oil" "Bibata_Ice" "Bibata_Amber" "ALL"  exit )
cursor=$(selectWithDefault "${cursors[@]}")

# Process the selected item.
case $cursor in
  (''|'ALL') 
    # echo "ALL"; ;;
    build "Bibata_Classic";
    build "Bibata_Oil";
    build "Bibata_Ice";
    build "Bibata_Amber" ; 
    installer ; ;;
  ('Bibata_Classic') 
    build "$cursor"; 
    installer ; ;;
  ('Bibata_Oil') 
    build "$cursor"; 
    installer ; ;;
  ('Bibata_Ice') 
    build "$cursor"; 
    installer ; ;;
  ('Bibata_Amber')
    build "$cursor"; 
    installer ; ;;
esac