#!/bin/sh
# Share this machine's screen into the room `wai dev` runs here, as its host.
#
#   sh host.sh                 the display (the system asks once for permission to record it)
#   sh host.sh --pattern       a drawn test pattern instead: needs no permission and no display
#   sh host.sh ... --seconds 30 --record session.json    any other wai-remote-host option
#
# The host's key is made once, in host.key (mode 0600). The invitation is signed by the room's
# authority from `wai dev`'s keys, and binds the room to the first key that presents it. This
# host hands control to whoever asks for it (--give-on-request), as a demonstration does.
set -eu
ORIGIN=${WAI_DEV_ORIGIN:-http://127.0.0.1:8080}
[ -f host.key ] || wai-remote-host key host.key > /dev/null
INVITATION=$(wai-room invite .wai/dev/room-keys.toml 3600)
SOURCE=display
if [ "${1:-}" = "--pattern" ]; then
  SOURCE="pattern --encoder ipcm"
  shift
fi
# shellcheck disable=SC2086
exec wai-remote-host run --room "$ORIGIN/room-api" --key host.key --invitation "$INVITATION" \
  --relay "ws://${ORIGIN#http://}/moq" --give-on-request --source $SOURCE "$@"