#!/bin/bash
## compose: no-hooks

if [ -z "$SERVICE_DATASTORE" ]; then
    echo "This script is meant to be run through 'compose' to work properly." >&2
    exit 1
fi


. $CHARM_PATH/lib/common


version=0.1
usage="$exname [-h|--help]"
help="
USAGE:

$usage

DESCRIPTION:

Request an invite code.

EXAMPLES:

  $exname

"


dbname=
neutralize=
while [ "$1" ]; do
    case "$1" in
        "--help"|"-h")
            print_help >&2
            exit 0
            ;;
        --*|-*)
            err "Unexpected optional argument '$1'"
            print_usage >&2
            exit 1
            ;;
        *)
            err "Unexpected positional argument '$1'"
            print_usage >&2
            exit 1
        ;;
    esac
    shift
done


set -e

. "$PDS_ENV_FILE"


curl_opts=()

service_def=$(get_compose_service_def "$SERVICE_NAME")

containers="$(get_running_containers_for_service "$SERVICE_NAME")"
if [ -z "$containers" ]; then
    err "No containers running for service $DARKYELLOW$SERVICE_NAME$NORMAL."
    exit 1
fi

if [ "$(echo "$containers" | wc -l)" -gt 1 ]; then
    err "More than 1 container running for service $DARKYELLOW$SERVICE_NAME$NORMAL."
    echo "  Please contact administrator to fix this issue." >&2
    exit 1
fi

container="$(echo "$containers" | head -n 1)"

container_network_ip=$(get_healthy_container_ip_for_service "$SERVICE_NAME" 3000 4) || {
    err "Please ensure that $DARKYELLOW$service$NORMAL is running before using '$exname'."
    exit 1
}

container_ip=${container_network_ip##*:}
container_network=${container_network_ip%%:*}


DEFAULT_CURL_IMAGE=${DEFAULT_CURL_IMAGE:-docker.0k.io/curl}

cmd=(
    docker run -i --rm --network "$container_network"
        "$DEFAULT_CURL_IMAGE"
        --fail \
            --silent \
            --show-error \
            --request POST \
            --user "admin:${PDS_ADMIN_PASSWORD}" \
            --header "Content-Type: application/json" \
            --data '{"useCount": 1}' \
            "http://${container_ip}:3000/xrpc/com.atproto.server.createInviteCode"
    )

## XXXvlab: contains password, left only for advanced debug
#echo "COMMAND: ${cmd[@]}" >&2

if ! out=$("${cmd[@]}"); then
    err "Failed to request an invite code."
    echo "  $out" | prefix "  $GRAY|$NORMAL " >&2
    exit 1
fi

e "$out" | jq -r '.code' || {
    err "Failed to parse invite code from response."
    echo "  $out" | prefix "  $GRAY|$NORMAL " >&2
    exit 1
}