#!/bin/sh
# Dev genome bootstrap (compose git-init). Runs to completion at every up.
set -eu
rm -f /tmp/git-init-ready

ORIGIN=/will-dev/origin/will.git
WORK=/will-dev/work
RESOURCES=/will-dev/resources

# Agent sees this directory read-only and waits for its marker. Rebuild it so
# local project Pi settings never enter will's resource tree.
mkdir -p "$RESOURCES"
find "$RESOURCES" -mindepth 1 -maxdepth 1 -exec rm -rf {} +
mkdir -p "$RESOURCES/.pi/skills" "$RESOURCES/persona"

# 1. origin: mirror the committed state of the real workspace
if [ ! -d "$ORIGIN/objects" ]; then
  git clone --bare --quiet /workspace "$ORIGIN"
else
  git -C "$ORIGIN" fetch --prune --quiet /workspace '+refs/heads/*:refs/heads/*'
fi

# 2. dev workspace: clone once, persists across boots
if [ ! -d "$WORK/.git" ]; then
  git clone --quiet "$ORIGIN" "$WORK"
fi

# 3. node_modules: one-time copy (293M)
if [ ! -d "$WORK/node_modules" ]; then
  echo 'dev: copying node_modules (one-time)'
  cp -a /workspace/node_modules "$WORK/node_modules"
fi

# 4. overlay the dirty workspace state, committed as dev-sync.
#    Skipped when will left uncommitted work, so nothing is clobbered.
if [ -z "$(git -C "$WORK" status --porcelain)" ]; then
  # Mirror the workspace minus gitignored files: .gitignore is the single
  # source of truth, so secrets like .env never enter will's genome. rsync
  # excludes are also delete-protected, keeping dest node_modules/.dev intact.
  rsync -a --delete --filter=':- .gitignore' --filter='- /.git' \
    /workspace/ "$WORK/"
  git -C "$WORK" add -A
  git -C "$WORK" -c user.name=dev-sync -c user.email=dev-sync@local \
    commit -m 'dev-sync: overlay workspace state at boot' --quiet || true
else
  echo 'dev: work tree dirty, skipping overlay sync'
fi

git -C "$WORK" log --oneline -2

# Runtime resources come from committed HEAD, never from uncommitted worktree
# changes. This mirrors immutable production resources while preserving dirt.
git -C "$WORK" archive HEAD persona .pi/skills AGENTS.md | tar -x -C "$RESOURCES"
touch "$RESOURCES/.ready" /tmp/git-init-ready

# Compose keeps the initializer alive so its healthy state is an unambiguous
# dependency barrier. One-shot invocations still exit normally.
if [ "${WILL_INIT_STAY_ALIVE:-}" = 1 ]; then exec sleep infinity; fi