bootstrap

#!/usr/bin/env bash
#
# Install dependencies for the training manual and scripts

determine_package_manager() {
  # If script is running on macOS
  if [[ $OSTYPE == darwin* ]]; then
    # If Homebrew is not installed
    if ! type brew &>/dev/null; then
      echo "Installing Homebrew..."
      /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
    fi
    package_manager="Homebrew"
  elif type apt &>/dev/null; then
    package_manager="APT"
  else
    package_manager="Unknown"
  fi
}

determine_package_manager

# Check if docsify-cli is installed globally (and install it if not)
if ! npm list -g docsify-cli &>/dev/null; then
  echo "Installing docsify-cli..."
  npm install -g docsify-cli
fi

# Check if jq is installed (and install it if not)
if ! type -p jq &>/dev/null; then
  echo "Installing jq..."
  case $package_manager in
  "Homebrew") brew install jq ;;
  "APT") apt install jq ;;
  *) echo "Unable to install jq. Please install and try again." && exit 1 ;;
  esac
fi

# Check if HTTPie is installed (and install it if not)
if ! type -p http &>/dev/null; then
  echo "Installing HTTPie..."
  case $package_manager in
  "Homebrew") brew install httpie ;;
  "APT") apt install httpie ;;
  "Unknown") # Use the universal installation method (https://httpie.io/docs#installation)
    # Make sure we have an up-to-date version of pip and setuptools
    python -m pip install --upgrade pip setuptools
    # Install HTTPie
    python -m pip install --upgrade httpie
    # If HTTPie installation is unsuccessful using the method above, try the following:
    # Attempt #1: Install without multidict compilation
    type -p http &>/dev/null || MULTIDICT_NO_EXTENSIONS=1 python -m pip install --no-cache-dir httpie
    # Attempt #2: Install older version that does not require multidict
    type -p http &>/dev/null || python -m pip install httpie==2.6.0
    ;;
  *) echo "Unable to install HTTPie. Please install and try again." && exit 1 ;;
  esac
fi

# Load the error code
ERROR_CODE=$?

# Check the shell for errors
if [ $ERROR_CODE -eq 0 ]; then
  # Success
  echo "Bootstrap successful!"
else
  # Failure
  echo "Error! Failed to bootstrap."
  exit 1
fi