#!/usr/bin/env bash

set -e;

SCRIPT_DIR=$(dirname "$0")

report_error() {
    echo "Error: $1" >&2
    exit 1
}

usage() {
    printf "\n\tUsage: c mongo import <environment> [collection]\n\n"
    printf "\tImport all or a specific collection from a Mongo database download to another environment.\n"
    printf "\tIf you don't provide a collection, all will be imported.\n\n"
    printf "\tOptions:\n\n"
    printf "\t-h, --help Display this help message\n\n"
    printf "\t-t, --to <env> The import destination (defaults to local)."
}

if [ "$#" -lt 1 ]; then
    usage
    exit 1
fi

DESTINATION="local"
POSITIONAL=()

while [[ $# -gt 0 ]]; do
    key="$1"
    case $key in
        -h|--help)
        usage
        exit 0
        ;;
        -t|--to)
        if [ -z "$2" ]; then
            report_error "Missing argument for $1"
        fi
        DESTINATION="$2"
        shift # past argument
        shift # past value
        ;;
        -*)
        report_error "Unknown option $1"
        ;;
        *)    # unknown option, add to positional
        POSITIONAL+=("$1")
        shift # past argument
        ;;
    esac
done

# Restore positional parameters
set -- "${POSITIONAL[@]}"

if [ "${#POSITIONAL[@]}" -lt 1 ]; then
    usage
    exit 1
fi

ENV=${POSITIONAL[0]}
COLLECTION=${POSITIONAL[1]}

# Disallow "local" environment
if [ "$ENV" == "local" ]; then
    report_error "You cannot import the local database"
fi

CONFIG=$(node "$SCRIPT_DIR/c-mongo-import-config.js" "$ENV" "$DESTINATION" "$(c mk ip)" "$COLLECTION")

ARGS=$(echo $CONFIG | jq -r '.args')
IFS=' ' read -r -a ARGS_ARRAY <<< "$ARGS"

echo "${ARGS_ARRAY[@]}"
docker run "${ARGS_ARRAY[@]}"