direnv.sh

nvm() {
    source $(brew --prefix nvm)/nvm.sh --no-use
    nvm $*
}

# Used in combination with shell.
# Shell needs to check that DIRENV_RELOAD_ON_PWD is set when  PWD is changed
# And when changed run direnv reload
# Also, shell needs to set CURRENT_PWD to the current PWD so the sub directory can access the PWD.
reload_on_pwd() {
    export DIRENV_RELOAD_ON_PWD=1
}

source_ext() {
    for X in $*
    do
        source_env .envrc-$X
    done 
}

source_ext_if_exists() {
    for X in $*
    do
        source_env_if_exists .envrc-$X
    done 
}

source_local() {
    source_env ~/.config/direnv/local/$1
}

source_local_if_exists() {
    source_env_if_exists ~/.config/direnv/local/$1
}

export_alias() {
  local name=$1
  shift
  if [ "$DIRENV_ALIASES" = "" ]
  then
    export DIRENV_ALIASES="${name} \"$@\""
  else
    DIRENV_ALIASES="$DIRENV_ALIASES:alias:${name} \"$@\""
  fi
}

PATH_brew() {
  if test -n $2
  then
    FIND="$1@$2"
  else
    FIND="$1"
  fi

  DIR=$(brew --prefix $FIND)

  if [[ -d $DIR/bin ]]
  then
    PATH_add $DIR/bin
  else
    PATH_add $DIR
  fi
}

use_terraform() {
    if ! which tfswitch >/dev/null 2>&1
    then
        echo "ERROR: Install tfswitch for use_terraform support"
        return 1
    fi

    if ! test -d .terraform
    then
        mkdir .terraform 2>/dev/null
    fi

    if test -n $1
    then
        INSTALL_VERSION=${1#v}
        if [[ "${INSTALL_VERSION}" =~ [0-9]+.[0-9]+.[0-9]+ ]]
        then
            tfswitch -b .terraform/terraform ${INSTALL_VERSION}
        else
            tfswitch -b .terraform/terraform --latest-stable ${INSTALL_VERSION}        
        fi
    else
        tfswitch -b .terraform/terraform --latest
    fi

    PATH_add .terraform
}

date-to-epoch() {
    input=$(echo "$1" | perl -pe 's/:(\d\d)$/\1/; s/T/ /')
    epoch=$(date -j -f "%Y-%m-%d %H:%M:%S%z" "$input" +%s 2>/dev/null)
    if [[ ! -n "$epoch" ]]
    then
        epoch=$(date -j -f  "$1" "+%s" 2>/dev/null)
    fi
    if [[ ! -n "$epoch" ]]
    then
        epoch=0
    fi
    echo $epoch
}

use_aws_sso() {
  AWS_DEFAULT_REGION=${AWS_DEFAULT_REGION-us-east-1}

  if test -n "$1"
  then
    export AWS_PROFILE=$1
  fi 

  if [ -n "${AWS_PROFILE}" ]
  then
    eval $(aws2-wrap --profile ${AWS_PROFILE}  --process | jq -r 'to_entries|map("\(.key)=\"\(.value|tostring)\"")|.[]')
    export AWS_ACCESS_KEY_ID=$AccessKeyId
    export AWS_SECRET_ACCESS_KEY=$SecretAccessKey
    export AWS_SESSION_TOKEN=$SessionToken
    export AWS_EXPIRATION=$Expiration
    export AWS_DEFAULT_REGION=${AWS_DEFAULT_REGION-us-esat-1}
  fi

  watch_file  ~/.aws/sso/cache/*.json
}

use_aws_sso_creds() {
  AWS_DEFAULT_REGION=${AWS_DEFAULT_REGION-us-east-1}

  if test -n "$1"
  then
    export AWS_PROFILE=$1
  fi 

  if [ -n "${AWS_PROFILE}" ]
  then
    export AWS_EXPIRATION=$(aws2-wrap --generate --profile ${AWS_PROFILE} --outprofile ${AWS_PROFILE}-creds |  perl -nle '/credentials will expire at (.+)$/ && print $1')
    export AWS_PROFILE=${AWS_PROFILE}-creds
    export AWS_DEFAULT_REGION=${AWS_DEFAULT_REGION-us-east-1}
    export AWS_SDK_LOAD_CONFIG=1
  fi

  watch_file  ~/.aws/sso/cache/*.json
}

use_aws_credentials() {
  AWS_DEFAULT_REGION=${AWS_DEFAULT_REGION-us-east-1}

  if test -n "$1"
  then
    export AWS_PROFILE=$1
  fi 

  SOURCE_PROFILE="$(sed -nr '1,/\['${AWS_PROFILE}'\]/d;/\[/,$d;/^$/d;/^source_profile/ s/.*\= *// p' ~/.aws/credentials 2>/dev/null)"
  if [ "$SOURCE_PROFILE" = "" ]
  then
    SOURCE_PROFILE=$AWS_PROFILE
  fi

  AWS_EXPIRATION="$(sed -nr '1,/\['${SOURCE_PROFILE}'\]/d;/\[/,$d;/^$/d;/^expiration/ s/.*\= *// p' ~/.aws/credentials 2>/dev/null)"
  if [ "$AWS_EXPIRATION" != "" ]
  then
    export AWS_EXPIRATION
  else
    export AWS_CREDS_CHANGED="$(date)"
  fi

  export AWS_DEFAULT_REGION=${AWS_DEFAULT_REGION-us-east-1}
  export AWS_SDK_LOAD_CONFIG=${AWS_SDK_LOAD_CONFIG-yes}

  watch_file ~/.aws/credentials
}