#!/bin/bash

function kubernetes_configs(){
    # set KUBECONFIG to default kubeconfig and all *.yaml files in .kube
    local KUBE_CONFIG_DEFAULT="$HOME/.kube/config"
    local KUBE_CONFIG_DIR="$HOME/.kube"
    local KUBE_CONFIG_EXTENTION="*.yaml"
    if [[ -f "${KUBE_CONFIG_DEFAULT}" ]];then
      export KUBECONFIG="$KUBE_CONFIG_DEFAULT"
    fi
    [[ -d "${KUBE_CONFIG_DIR}" ]] || mkdir -p "${KUBE_CONFIG_DIR}"
    # shellcheck disable=SC2044
    for file in $(find "${KUBE_CONFIG_DIR}" -type f -name "$KUBE_CONFIG_EXTENTION"); do
        export KUBECONFIG="$file:$KUBECONFIG"
    done
}
kubernetes_configs

function kc(){
    # print all kubernetes contexts
    kubectl config get-contexts
}

function kuc(){
    # use kubernetes context <param>
    kubectl config use-context "$1"
}

#bash completion for function kuc
if [[ $(command -v kubectl) ]];then
    complete -W "$(kubectl config get-contexts -o name)" kuc
fi