#!/usr/bin/env bash
# Pull the latest for the parent repo + every module repo.
# Fast-forward only: it NEVER overwrites or deletes your local work. If a repo has
# diverged or has conflicting local changes, it is skipped and reported so you can
# handle it by hand. Clones any module folder that is missing.
# Run this before you start working on a machine.
#
#   bash sync-pull-all.sh
set -uo pipefail
cd "$(dirname "$0")" || exit 1
GH="https://github.com/gsinghpal"
GITEA="https://git.nexasystems.ca/admin"

pull_one() {
  local d="$1"
  local br; br=$(git -C "$d" symbolic-ref --short HEAD 2>/dev/null || echo main)
  if git -C "$d" pull --ff-only -q origin "$br" 2>/dev/null; then
    echo "updated: $d"
  else
    if [ -n "$(git -C "$d" status --porcelain --untracked-files=no)" ]; then
      echo "SKIP (uncommitted changes block ff): $d  -> commit, then re-run"
    else
      echo "SKIP (diverged, needs manual merge): $d"
    fi
  fi
}

echo "== parent =="
pull_one .
[ -f repos.txt ] || { echo "repos.txt not found"; exit 1; }
echo "== modules =="
while IFS= read -r f; do
  case "$f" in ''|\#*) continue ;; esac
  if [ ! -d "$f/.git" ]; then
    if git clone -q "$GH/$f.git" "$f"; then
      git -C "$f" remote add gitea "$GITEA/$f.git" 2>/dev/null || true
      echo "cloned (was missing): $f"
    else
      echo "FAILED clone: $f"
    fi
    continue
  fi
  pull_one "$f"
done < repos.txt