#!/usr/bin/env bash

set -eu
script_name=$0

die() {
    echo >&2 "$@"
    exit 1
}

about() {
    die "usage: $0 [make | load | clean]"
}

#shellcheck disable=SC1007
THIS_DIR=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
cd "${THIS_DIR}"
#shellcheck disable=SC1090
. ./.environment.sh

# you have not removed set -u above, have you?

[ -z "${TEST_DIR-}" ] && die "\$TEST_DIR must be defined."
[ -z "${LOCAL_DIR-}" ] && die "\$LOCAL_DIR must be defined."
[ -z "${BIN_DIR-}" ] && die "\$BIN_DIR must be defined."
[ -z "${CONFIG_DIR-}" ] && die "\$CONFIG_DIR must be defined."
[ -z "${DATA_DIR-}" ] && die "\$DATA_DIR must be defined."
[ -z "${LOCAL_INIT_DIR-}" ] && die "\$LOCAL_INIT_DIR must be defined."
[ -z "${PLUGIN_DIR-}" ] && die "\$PLUGIN_DIR must be defined."

if [ ! -e "${BIN_DIR}/cscli" ]; then
    die "${BIN_DIR}/cscli is missing. Please run 'make bats-build' to create it."
fi

# fails if config_dir or data_dir are not subpaths of local_dir
REL_CONFIG_DIR=${CONFIG_DIR#$LOCAL_DIR}
REL_CONFIG_DIR=${REL_CONFIG_DIR#/}
REL_DATA_DIR=${DATA_DIR#$LOCAL_DIR}
REL_DATA_DIR=${REL_DATA_DIR#/}

remove_init_data() {
    rm -rf -- "${CONFIG_DIR:?}"/* "${DATA_DIR:?}"/*
}

make_init_data() {
    remove_init_data

    mkdir -p "${CONFIG_DIR}/notifications"

    envsubst < "./config-templates/acquis.yaml" > "${CONFIG_DIR}/acquis.yaml"
    envsubst < "./config-templates/config.yaml" > "${CONFIG_DIR}/config.yaml"
    envsubst < "./config-templates/simulation.yaml" > "${CONFIG_DIR}/simulation.yaml"
    envsubst < "./config-templates/local_api_credentials.yaml" > "${CONFIG_DIR}/local_api_credentials.yaml"
    envsubst < "./config-templates/online_api_credentials.yaml" > "${CONFIG_DIR}/online_api_credentials.yaml"
    envsubst < "./config-templates/profiles.yaml" > "${CONFIG_DIR}/profiles.yaml"
    envsubst < "./config-templates/notifications/http.yaml" > "${CONFIG_DIR}/notifications/http.yaml"
    envsubst < "./config-templates/notifications/email.yaml" > "${CONFIG_DIR}/notifications/email.yaml"
    envsubst < "./config-templates/notifications/slack.yaml" > "${CONFIG_DIR}/notifications/slack.yaml"
    envsubst < "./config-templates/notifications/splunk.yaml" > "${CONFIG_DIR}/notifications/splunk.yaml"

    mkdir -p "${CONFIG_DIR}/hub"
    "${BIN_DIR}/cscli" machines add githubciXXXXXXXXXXXXXXXXXXXXXXXX --auto
    "${BIN_DIR}/cscli" capi register
    "${BIN_DIR}/cscli" hub update
    "${BIN_DIR}/cscli" collections install crowdsecurity/linux
    mkdir -p "${CONFIG_DIR}/patterns"
    cp -ax "../config/patterns" "${CONFIG_DIR}/"

    "${TEST_DIR}/instance-crowdsec" start
    "${BIN_DIR}/cscli" lapi status
    "${TEST_DIR}/instance-crowdsec" stop

    tar -C "${LOCAL_DIR}" --create --file "${LOCAL_INIT_DIR}/init-config-data.tar" "$REL_CONFIG_DIR" "$REL_DATA_DIR"

    remove_init_data
}

load_init_data() {
    if [ ! -f "${LOCAL_INIT_DIR}/init-config-data.tar" ]; then
        die "Initial data not found; did you run '$script_name make' ?"
    fi

    remove_init_data

    tar -C "${LOCAL_DIR}" --extract --file "${LOCAL_INIT_DIR}/init-config-data.tar"
}


# ---------------------------

[ $# -lt 1 ] && about

./assert-crowdsec-not-running

case "$1" in
    make)
        make_init_data
        ;;
    load)
        load_init_data
        ;;
    clean)
        remove_init_data
        ;;
    *)
        about
        ;;
esac;