install-bitwarden-CLI for linux, used with chezmoi

.install-bitwarden-CLI.sh

#!/bin/sh

# Torstein Eide

# Install Bitwarden CLI


# Exit immediately if Bitwarden CLI (bw) is already in $PATH
test_if_installed() {
    type bw >/dev/null 2>&1 
}
test_if_installed && { exit 0 ; }

Linux() {
    if "$(uname -m)" != "x86_64"; then
        echo "Unsupported architecture. Exiting."
        exit 1
    fi

    echo "Detected Linux and x86_64 architecture. Installing Bitwarden CLI..."
    
    DOWNLOAD_URL="https://bitwarden.com/download/?app=cli&platform=linux"
    TEMP_FILE="/tmp/bw-linux.zip"
    INSTALL_PATH="/bin/bw"

    # check if dependencies are installed
    dependencies=("unzip" "wget")
    for dependency in "${dependencies[@]}"; do
        if ! command -v "$dependency" >/dev/null 2>&1; then
            echo "$dependency is not installed. Please install it and try again."
            exit 2
        fi
    done

    echo "Downloading Bitwarden CLI from $DOWNLOAD_URL"
    wget -O "$TEMP_FILE" "$DOWNLOAD_URL" || { echo "Failed to download Bitwarden CLI."; exit 10; }
    
    echo "Unzipping $TEMP_FILE"
    sudo unzip -o "$TEMP_FILE" || { echo "Failed to unzip $TEMP_FILE."; exit 11; }
    
    echo "Moving bw to $INSTALL_PATH"
    sudo mv bw "$INSTALL_PATH" || { echo "Failed to move bw to $INSTALL_PATH."; exit 12; }
    
    echo "Setting execute permissions on $INSTALL_PATH"
    sudo chmod +x "$INSTALL_PATH" || { echo "Failed to set permissions on $INSTALL_PATH."; exit 13; }
    
    test_if_installed
    echo "Bitwarden CLI successfully installed at $INSTALL_PATH"
    
}

echo "Bitwarden CLI not found. Proceeding with installation."

case "$(uname -s)" in
    Linux)
        Linux
        ;;

    *)
        echo "Unsupported OS. Exiting."
        exit 1
        ;;
esac