#!/bin/sh

set -e

OSM_API=https://api.openstreetmap.org/api/0.6

read -e -p 'Type comment: ' -r comment </dev/tty
if [ -z ${OSM_USER_PASSWD} ]; then
  read -e -p 'Type USER:PASSWD: ' -r OSM_USER_PASSWD </dev/tty
fi

# Create Changeset
info="<osm>
        <changeset>
          <tag k='comment' v='${comment}'/>
          <tag k='created_by' v='bash script'/>
          <tag k='bot' v='yes'/>
        </changeset>
      </osm>
     "

changeset_id=$(<<<"${info}" curl -u ${OSM_USER_PASSWD} --upload-file - ${OSM_API}/changeset/create | tail -1)

echo >/dev/tty
echo "changeset created, check $OSM_SERVER/changeset/${changeset_id}" >/dev/tty
echo $changeset_id

# Upload OSC file to Changeset
sed -r "/<(node|way|relation)/ s/>/ changeset=\"${changeset_id}\">/" <$1 |\
tee /dev/tty | \
curl -X POST -u ${OSM_USER_PASSWD} -i -T - $OSM_API/changeset/${changeset_id}/upload

# Close Changeset
curl -X PUT -u ${OSM_USER_PASSWD} -i ${OSM_API}/changeset/${changeset_id}/close