installer.sh

#!/bin/bash
set -e
set -eo pipefail

print_error_message() {
  echo "An error occurred. Please visit <link_needed> for assistance."
}

trap 'if [ $? -ne 0 ]; then print_error_message; fi' EXIT

awsctlpath="$HOME/awsctl/"
printf "\\e[1mINSTALLATION\\e[0m\\n"
if [ -d "$awsctlpath" ]; then
  echo "Previous installation detected."
else
  mkdir "${awsctlpath}"
  echo "Created $awsctlpath folder."
fi

ARCH=$(uname -m)
if [ "$ARCH" = "arm64" ]; then
  ARCH="arm64"
elif [ "$ARCH" = "x86_64" ]; then
  ARCH="amd64"
else
  echo "Unsupported architecture: $ARCH"
  exit 1
fi

OS_NAME=$(uname -s)
VERSION=${1:-latest} # Accept version as an argument, default to 'latest' if not provided

if [ "$VERSION" = "latest" ]; then
  # Use latest release API to avoid redirects
  LATEST_TAG=$(curl -s https://api.github.com/repos/BerryBytes/awsctl/releases/latest | grep 'tag_name' | cut -d '"' -f 4)
  if [ -z "$LATEST_TAG" ]; then
    echo "Error: Could not fetch latest version"
    exit 1
  fi
  VERSION=$LATEST_TAG
fi

# Validate version format
if [[ ! "$VERSION" =~ ^v?[0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?$ ]]; then
  echo "Error: Invalid version format '$VERSION'"
  echo "Please use format like: v1.2.3 or latest"
  exit 1
fi

case "$OS_NAME" in
  Darwin|Linux)
    FILENAME="awsctl_${OS_NAME}_${ARCH}"
    ;;
  *)
    echo "Error: Unsupported OS '$OS_NAME'"
    echo "Check releases: https://github.com/BerryBytes/awsctl/releases"
    exit 1
    ;;
esac

DOWNLOAD_URL="https://github.com/BerryBytes/awsctl/releases/download/${VERSION}/${FILENAME}"
trap 'echo; echo "Download interrupted."; exit 1' INT

echo "Downloading awsctl ${VERSION} for ${OS_NAME}/${ARCH}..."

if ! curl -fL --retry 3 --retry-delay 2 --connect-timeout 30 "$DOWNLOAD_URL" -o "$HOME/awsctl/awsctl"; then
  echo "Error: Download failed (URL: $DOWNLOAD_URL)"
  echo "Possible reasons:"
  echo "1. Version $VERSION doesn't exist"
  echo "2. No build for ${OS_NAME}/${ARCH}"
  echo "3. Network issues"
  echo "Check available releases: https://github.com/BerryBytes/awsctl/releases"
  exit 1
fi

# Verify the downloaded file
if [ ! -s "$HOME/awsctl/awsctl" ]; then
  echo "Error: Downloaded file is empty or missing"
  exit 1
fi

echo "Download completed successfully"

chmod +x "$HOME/awsctl/awsctl"
if [ $? -eq 0 ]; then
  echo ""
else
  echo "Error: chmod failed."
  exit 1
fi

CURRENT_SHELL="$SHELL"

if [[ "$CURRENT_SHELL" = "/bin/bash" || "$CURRENT_SHELL" = "/usr/bin/bash" ]]; then
  echo "Detected Bash shell."
  CONFIG_FILE="$HOME/.bashrc"
  if grep -q '^[^#]*awsctl' "$CONFIG_FILE"; then
    echo "The PATH is already set in $CONFIG_FILE."
  else
    echo "export PATH=\"$HOME/awsctl:\$PATH\"" >>"$CONFIG_FILE"
    source "$CONFIG_FILE"
  fi
elif [[ "$CURRENT_SHELL" = "/bin/zsh" || "$CURRENT_SHELL" = "/usr/bin/zsh" ]]; then
  echo "Detected Zsh shell."
  CONFIG_FILE="$HOME/.zshrc"
  if grep -q '^[^#]*awsctl' "$CONFIG_FILE"; then
    echo "The PATH is already set in $CONFIG_FILE."
  else
    echo "export PATH=\"$HOME/awsctl:\$PATH\"" >>"$CONFIG_FILE"
    echo ""
    zsh
  fi
elif [[ "$CURRENT_SHELL" = "/bin/fish" || "$CURRENT_SHELL" = "/usr/bin/fish" ]]; then
  echo "Detected Fish shell."
  fish -c "set -U fish_user_paths \"$HOME/awsctl\" \$fish_user_paths"
else
  printf "\\e[1mFAILURE\\e[0m\\n"
  echo "Unsupported shell detected: $CURRENT_SHELL"
  echo "Please set the PATH manually."
  echo "See <link_needed>"
fi

echo ""
printf "\\e[1m------INSTALLATION COMPLETED------\\e[0m\\n"
echo ""
printf "\\e[1mSUMMARY\\e[0m\\n"
echo "    awsctl is a CLI tool for managing AWS resources."
echo ""
printf "\\e[1mUSAGE\\e[0m\\n"
echo "    awsctl --help"
echo ""
printf "\\e[1mUNINSTALL\\e[0m\\n"
echo "    everything is installed into ~/awsctl/,"
echo "    so you can remove it like so:"
echo ""
echo "    rm -rf ~/awsctl/"
echo ""
printf "\\e[1mTIP\\e[0m\\n"
printf "    Inorder to use awsctl in this terminal, please run \\e[34msource ~/.bashrc\\e[0m or your own shell CONFIG_FILE\n"
echo ""
exit