#!/usr/bin/env bash
# run-comparison.sh - regenerate every report in MW4COMPARE/reports/.
#
#   ./run-comparison.sh [V4H_ROOT] [OURS_ROOT]
#
# Defaults:
#   V4H_ROOT  = /home/rich/Repositories/FS_Build_V4H          (deployed 3rd-party build)
#   OURS_ROOT = <repo>/Gameleap/mw4                           (our dev/source tree)
#
# Takes a few minutes; the decoded props/textures comparisons dominate.
set -euo pipefail

HERE="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
T="$HERE/tools"
R="$HERE/reports"
V4H="${1:-/home/rich/Repositories/FS_Build_V4H}"
OURS="${2:-$(cd "$HERE/.." && pwd)/Gameleap/mw4}"

mkdir -p "$R"
echo "V4H  = $V4H"
echo "OURS = $OURS"

echo "[1/8] package manifests"
python3 "$T/mw4index.py" "$V4H/resource"   > "$R/manifest-v4h.tsv"  2> "$R/manifest-v4h.err"
python3 "$T/mw4index.py" "$OURS/Resource"  > "$R/manifest-ours.tsv" 2> "$R/manifest-ours.err"

echo "[2/8] package + entry name diff"
python3 "$T/diffindex.py" "$R/manifest-v4h.tsv" "$R/manifest-ours.tsv" V4H OURS \
    > "$R/packages-entrydiff.txt"

echo "[3/8] core.mw4 decoded diff"
python3 "$T/pkgcmp.py" "$V4H/resource/core.mw4" "$OURS/Resource/core.mw4" \
    > "$R/core-decoded-diff.txt"

echo "[4/8] props.mw4 decoded diff (~1 min)"
python3 "$T/pkgcmp.py" "$V4H/resource/props.mw4" "$OURS/Resource/props.mw4" \
    > "$R/props-decoded-diff.txt"

echo "[5/8] textures.mw4 decoded diff (~2 min)"
python3 "$T/pkgcmp.py" "$V4H/resource/textures.mw4" "$OURS/Resource/textures.mw4" \
    > "$R/textures-decoded-diff.txt"

echo "[6/8] per-mission and per-map decoded diffs"
: > "$R/missions-decoded-diff.txt"
for f in "$V4H"/resource/Missions/*.mw4; do
    b="$(basename "$f")"; o="$OURS/Resource/Missions/$b"
    [ -f "$o" ] || continue
    { echo "### $b"; python3 "$T/pkgcmp.py" "$f" "$o"; } >> "$R/missions-decoded-diff.txt"
done
: > "$R/maps-decoded-diff.txt"
for f in "$V4H"/resource/maps/*.mw4; do
    b="$(basename "$f")"; o="$OURS/Resource/maps/$b"
    [ -f "$o" ] || continue
    { echo "### $b"; python3 "$T/pkgcmp.py" "$f" "$o"; } >> "$R/maps-decoded-diff.txt"
done

echo "[7/8] loose file trees"
python3 "$T/treediff.py" "$V4H/hsh"          "$OURS/hsh"      V4H     OURS > "$R/hsh-diff.txt"
python3 "$T/treediff.py" "$V4H/hshoriginal"  "$OURS/hsh"      V4HORIG OURS > "$R/hshoriginal-diff.txt"
python3 "$T/treediff.py" "$V4H/resource"     "$OURS/Resource" V4H     OURS > "$R/resource-files-diff.txt"
# V4H ships only 14 loose Content files against our ~46k-file source tree, so the
# "-OURS" side is pure noise here; keep only the header, additions and conflicts.
python3 "$T/treediff.py" "$V4H/content"      "$OURS/Content"  V4H     OURS \
    | grep -v '^-OURS' > "$R/content-diff.txt"

echo "[8/8] variant inventory"
python3 "$T/variants-report.py" "$V4H/resource/Variants" "$R/manifest-v4h.tsv" "$R/manifest-ours.tsv" \
    > "$R/variants-inventory.txt"

echo "done -> $R"