create_completion

#!/usr/bin/env bash
# @file create_completion
# Create a bash completion script for vke using cli_taxo
# @author Alister Lewis-Bowen <alister@lewis-bowen.org>

[[ -n $DEBUG ]] && set -x
set -eou pipefail

DIR="$PWD"

vke_cli_url() {
    case "$OSTYPE" in
        ## Pulled from `curl https://api.vke.cloud.vmware.com/v1/cli | jq .latest``
        darwin*)  echo 'https://s3-us-west-2.amazonaws.com/cascade-cli-download/pre-prod-us-west-2/latest/mac/vke' ;; 
        linux*)   echo 'https://s3-us-west-2.amazonaws.com/cascade-cli-download/pre-prod-us-west-2/latest/linux64/vke' ;;
        msys*)    echo 'https://s3-us-west-2.amazonaws.com/cascade-cli-download/pre-prod-us-west-2/latest/windows64/vke.exe' ;;
        *)        return 1;;
    esac
    return 0
}

install_vke_cli() {
    echo
    echo "Installing vke CLI... "
    curl "$(vke_cli_url)" > ./vke && chmod 755 ./vke
    return 0
}

install_cli_taxo() {
    echo
    echo "Installing cli_taxo... "
    curl -O https://raw.githubusercontent.com/ali5ter/cli_taxo/master/cli_taxo.py
    curl -O https://raw.githubusercontent.com/ali5ter/cli_taxo/master/bash_completion.tmpl
    curl -O https://raw.githubusercontent.com/ali5ter/cli_taxo/master/requirements.txt
    pip install --user -r requirements.txt
    chmod 755 cli_taxo.py
    return 0
}

generate_autocomplete_script() {
    echo
    echo "Generating autocomplete script... "
    ./cli_taxo.py vke \
        --commands-token '^COMMANDS:$' \
        --commands-filter '^\s\s\s\s\s(?!-)(\S[^,\s]+)' \
        --options-token 'OPTIONS:$' \
        --options-filter '^\s\s\s(-\S[^,\s]+)|\s(-\S[^,\s]+)\s\s' \
        -o bash -O > "$DIR/vke_bash_completion.sh"
    return 0
}

cd /tmp || exit 1
install_vke_cli
install_cli_taxo
export PATH="$PATH:."
generate_autocomplete_script
cd "$PWD" || exit 1