#!/bin/bash
# Row 77 byte check: render without --copy, base script against candidate,
# same tree, same flags. Usage: byte-check.sh <tree> <base-commit> <out-dir>
# The base script is placed beside the candidate in <tree>/scripts for the
# run (so both resolve the same REPO and template) and removed afterwards.
# Only render runs; nothing installs, reads systemd or starts anything.
set -u
tree=$1 base=$2 out=$3
mkdir -p "$out"
b="$tree/scripts/.webui-service.base.sh"
git -C "$tree" show "$base:scripts/webui-service.sh" > "$b" && chmod +x "$b" || exit 1
trap 'rm -f "$b"' EXIT
# The base renders its own template; check the template's body is unchanged
# apart from the header comment, so the comparison is fair.
diff <(git -C "$tree" show "$base:packages/webui/systemd/mosaic-webui.service.in" | grep -v '^#') <(grep -v '^#' "$tree/packages/webui/systemd/mosaic-webui.service.in") > "$out/template-body.diff" && echo "template body: same" || echo "template body: DIFFERS"
uid=6f1c0e2a9b8d7c4e5f3a2b1c0d9e8f7a6b5c4d3e2f1a0b9c8d7e6f5a4b3c2d1e
n=0 same=0
while IFS= read -r flags; do
  n=$((n+1))
  # shellcheck disable=SC2086
  "$b" render $flags 2>&1 | grep -v '^#' > "$out/base-$n.txt"; bs=${PIPESTATUS[0]}
  # shellcheck disable=SC2086
  "$tree/scripts/webui-service.sh" render $flags 2>&1 | grep -v '^#' > "$out/cand-$n.txt"; cs=${PIPESTATUS[0]}
  if [ "$bs" = "$cs" ] && cmp -s "$out/base-$n.txt" "$out/cand-$n.txt"; then same=$((same+1)); r=same; else r=DIFFERS; fi
  echo "$n exit $bs/$cs $r: render $flags"
done <<FLAGS

--port 7444
--business mosaic --board http://127.0.0.1:7331
--public-host console.example.com --auth-header X-authentik-uid --allow-user $uid
--public-host console.example.com --auth-header X-authentik-uid --allow-user $uid --send
--public-host console.example.com --auth-header X-authentik-username --allow-user jason
--port 0
--business a.b
FLAGS
echo "$same of $n same"