.kube_helper

#!/bin/bash

. ${HOME}/.colors
CONTEXT_OPT=${CONTEXT_OPT:-"--context"}
NAMESPACE_OPT=${NAMESPACE_OPT:-"--namespace"}

if [ -n "${KCTX}" ] 
then
  CONTEXT="${CONTEXT_OPT}=${KCTX}"
  config=$(kubectl config view | yq -o y ".contexts[] | select(.name==\"${KCTX}\")")
  cluster=$(echo "${config}" | yq -r '.context.cluster') 
  [ -t 1 ] && \
   /bin/echo -e "${Dark_Gray}Setting context${RESET}: ${Light_Green}${KCTX}${RESET} in ${Light_Blue}${cluster}${RESET} cluster"
else
  config=$(kubectl config view --minify)
  cluster=$(echo "${config}" | yq -r '.contexts| .[]| .context.cluster')
  context_name=$(echo "${config}" | yq -r '.contexts| .[]| .name')
  KCTX=${context_name}
  [ -t 1 ] && \
   /bin/echo -e "${Dark_Gray}Default context${RESET}: ${Green}${context_name}${RESET} in ${Blue}${cluster}${RESET} cluster"
fi

if [ -n "${KNS}" ] 
then
  NAMESPACE="${NAMESPACE_OPT}=${KNS}"
  [ -t 1 ] && \
   /bin/echo -e "${Dark_Gray}Setting namespace${RESET}: ${Yellow}${KNS}${RESET}"
else
  [ -z "${config}" -a -n "${context_name}" ] && config=$(kubectl config view --minify)
  [ -z "${context_name}" ] && config=$(kubectl config view  | yq -r "{\"contexts\": [.contexts[]  | select(.name==\"${KCTX}\")]}")
  namespace=$(echo "${config}" | yq -r '.contexts| .[]| .context.namespace')
  [ -t 1 ] && \
   /bin/echo -e "${Dark_Gray}Default namespace${RESET}: ${Brown}${namespace}${RESET}"
fi