#!/usr/bin/bash


echo HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHH     .HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHH.     ,HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHH.##  HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHHH#.HHHHH/*,*,*,*,*,*,*,*,***,*,**#HHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHHHHH.*,,***,***,***,***,***,***,*******HHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHHH*,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,*,,,,,HHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHH.,,,***,***,***,***,***,***,***,***,***,***/HHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHH*,,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*HHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHH#,***,***,***,***,***,***,***,***,***,***,***,**HHHHHHHHHHHHHHHHH
echo HHHHHHHHHH..HHH,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,*#HHHHHHHHHHHHHHHH
echo HHHHHHH,,,**,/H*,***,***,***,,,*,***,***,***,**,,,**,***,***,***H,,*,***HHHHHHHH
echo HHHHHH.*,,,*,,,,,*,*,*,***#HHHHH.,,*,*,*,*,**/HHHHH.,*,*,*,*,*,*,*,*****HHHHHHHH
echo HHHHHH.*,***,*,*,***,***,.HHHHHHH/**,***,****HHHHHHH.***,***,***,*******HHHHHHHH
echo HHHHHH.,,,,,,,,,,,,,,,,,,,.HHHHH.,,,,,,,,,,,,.HHHHHH,,,,,,,,,,,,,,,,,***HHHHHHHH
echo HHHHHH.,,,,,,/H,,,**,***,***,,,*,***,***,***,**,,,,*,***,***,***H***,***HHHHHHHH
echo HHHHHHH.,,,,*.H,,,,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,***H*,,,,/HHHHHHHHH
echo HHHHHHHHHHHHHHH*,***,***,**,,***,***,***,***,***,***,***,***,**.HHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHH,,,,,,,,*,,#H#,,,,,*,,,*,,,,,,,,*#H*,,,,,,,,,**HHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHH,,*,***,***,**/.HHHHHHHHHHHHH#*,,,*,***,***,*HHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHH,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*,*HHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHH**,***,***,***,***,***,***,***,***,***,***,*.HHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHH*,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,*HHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHH**,***,***,*******/..HHHHHHHHH.#/*,*,,,***,***HHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHH*,*,*,******#HHHHHHHHHHHHHHHHHHHHHHHHHHHH./**,,,.HHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHH.,,*,***.HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH.*#HHHHHHHHHHHH
echo HHHHHHHHHHHHHHH/,,,*.HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHH,,#HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHH.HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
echo HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH


# Install Python 3.11 and pip
echo -n "Checking for python3.11..."
if command -v python3.11 > /dev/null 2>&1; then
  echo "OK"
else
  read -p "Python3.11 is not installed. Would you like to install Python3.11? [Y/N] " choice
  if [ "$choice" = "Y" ] || [ "$choice" = "y" ]; then
    echo "Installing Python3.11..."
    brew install python@3.11
  else
    echo "Please install Python3.11 and try again."
    exit 1
  fi
fi

#check if cmake is installed, if not install it
if [ "$(command -v cmake)" = "" ]; then
  echo "cmake not found, installing cmake ..."
  brew install cmake
fi

# check if nproc is installed, if not install it
if [ "$(command -v nproc)" = "" ]; then
  echo "nproc not found, installing nproc ..."
  brew install coreutils
fi

# Install venv module
echo -n "Checking for venv module..."
if python3.11 -m venv env > /dev/null 2>&1; then
  echo "OK"
else
  read -p "venv module is not available. Would you like to install it? [Y/N] " choice
  if [ "$choice" = "Y" ] || [ "$choice" = "y" ]; then
     echo "Installing venv module..."
     python3.11 -m ensurepip --upgrade
     python3.11 -m pip install virtualenv
  else
    echo "Please install venv module and try again."
    exit 1
  fi
fi

# Create a new virtual environment
echo -n "Creating virtual environment..."
python3.11 -m venv env
if [ $? -ne 0 ]; then
  echo "Failed to create virtual environment. Please check your Python installation and try again."
  exit 1
else
  echo "OK"
fi

# Activate the virtual environment
echo -n "Activating virtual environment..."
source env/bin/activate
echo "OK"

# Install the required packages
echo "Installing requirements..."
export DS_BUILD_OPS=0
export DS_BUILD_AIO=0
python3.11 -m pip install pip --upgrade
python3.11 -m pip install -r requirements.txt

if [ $? -ne 0 ]; then
  echo "Failed to install required packages. Please check your internet connection and try again."
  exit 1
fi

echo Downloading latest model
curl -o models/gpt4all-lora-quantized-ggml.bin https://the-eye.eu/public/AI/models/nomic-ai/gpt4all/gpt4all-lora-quantized-ggml.bin
if [ $? -ne 0 ]; then
  echo "Failed to download model. Please check your internet connection and try again."
  exit 1
fi

echo "Downloading latest model"
if [ ! -d "models" ]; then
    mkdir models
fi

if [ ! -f "models/gpt4all-lora-quantized-ggml.bin" ]; then
    echo ""
    read -p "The default model file (gpt4all-lora-quantized-ggml.bin) does not exist. Do you want to download it? Press Y to download it with a browser (faster)." yn
    case $yn in
        [Yy]* ) open "https://huggingface.co/ParisNeo/GPT4All/resolve/main/gpt4all-lora-quantized-ggml.bin"
                echo "Link has been opened with the default web browser, make sure to save it into the models folder before continuing. Press any key to continue..."
                read -n 1 -s;;
        * ) echo "Skipping download of model file...";;
    esac
else
    echo ""
    read -p "The default model file (gpt4all-lora-quantized-ggml.bin) already exists. Do you want to replace it? Press Y to download it with a browser (faster)." yn
    case $yn in
        [Yy]* ) open "https://huggingface.co/ParisNeo/GPT4All/resolve/main/gpt4all-lora-quantized-ggml.bin"
                echo "Link has been opened with the default web browser, make sure to save it into the models folder before continuing. Press any key to continue..."
                read -n 1 -s;;
        * ) echo "Skipping download of model file...";;
    esac
fi

echo ""
echo "Cleaning tmp folder"
rm -rf "./tmp"


echo "Virtual environment created and packages installed successfully."
echo "Every thing is setup. Just run run.sh"
exit 0