#!/usr/bin/env bash
# `just look` on the runner, for an agent with no checkout: the look
# workflow runs this, at the branch it is asked for, with LOOK as the
# arguments look.mjs takes, quoted as a shell would quote them:
#
#   LOOK="profile --phone --set 'getProfile.links=[]'" bash harness/shots/look.sh
#
# Each picture is left in $KNOTLESS_RUN_OUTPUTS, named for the page and
# project, as WebP small enough to keep (shots/outputs.mjs), or as the PNG
# should that fail. What look.mjs says, as a page wider than the screen,
# is in the log. It fails as look.mjs does, after keeping the pictures.

set -euo pipefail
cd "$(dirname "$0")/../.."
source harness/shots/node.sh

# LOOK's words, as a shell splits them, quotes and all.
eval "set -- ${LOOK:?LOOK names the pages and options, as just look takes them}"
status=0
node harness/shots/look.mjs "$@" || status=$?
if [ -n "${KNOTLESS_RUN_OUTPUTS:-}" ]; then
  for png in target/look/*.png; do
    [ -f "$png" ] || continue
    out="$KNOTLESS_RUN_OUTPUTS/$(basename "$png" .png)"
    node harness/shots/outputs.mjs "$png" "$out" after && continue
    echo "==> $(basename "$png"): kept as PNG, being no WebP"
    cp "$png" "$out.png"
  done
fi
exit $status