#! /usr/bin/env bash

set -Eeuo pipefail
set -x

# Generates client.
# env:
#    SOURCE: ${{ inputs.source }}
#    DESTINATION: ${{ inputs.destionation }}
#    HOST: ${{ inputs.host }}
#    USER: ${{ inputs.user }}
#    SSHKEY: ${{ inputs.sshkey }}

rsync::ssh() {
  : "${SSHKEY?Please provide a SSH Private Key (ED25519).}"
  : "${GITHUB_WORKSPACE?GITHUB_WORKSPACE has to be set. Did you use the actions/checkout action?}"
  : "${HOST?Destination Server}"
  pushd "${GITHUB_WORKSPACE}"
    printf "Add SSH Private Key"
    mkdir ~/.ssh
    chmod 700 ~/.ssh
    echo "${SSHKEY}" | tee ~/.ssh/id_ed25519 > /dev/null
    chmod 400 ~/.ssh/id_ed25519
    ssh-keyscan -t ed25519 "${HOST}" | tee -a ~/.ssh/known_hosts
}

rsync::transfer() {
  : "${GITHUB_WORKSPACE?GITHUB_WORKSPACE has to be set. Did you use the actions/checkout action?}"
  : "${SOURCE?Define File to copy.}"
  : "${DESTINATION?Define File destination.}"
  : "${HOST?Destination Server}"
  : "${USER?Destination User}"
  pushd "${GITHUB_WORKSPACE}"
  rsync --progress "${SOURCE}" "${USER}@${HOST}:${DESTINATION}"
}

rsync::ssh