#!/usr/bin/env bash
# Fetch reference material for the Dialer patch:
#  - the current GrapheneOS Dialer (base = in-tree callrecV2), and
#  - the archived PR #12 recording code (reachable ONLY by its head SHA — there is NO 'call-recording' branch).
# Clones go to resources/grapheneos/ (git-ignored). Patch details: components/dialer-patch/ and the
# build runbook docs/runbooks/graphene-build.md.
set -euo pipefail

DEST="${1:-resources/grapheneos}"
mkdir -p "$DEST" && cd "$DEST"

REPO=https://github.com/GrapheneOS/platform_packages_apps_Dialer.git

echo "==> Clone current Dialer (default branch 17; base your patch on in-tree callrecV2)"
git clone --filter=blob:none "$REPO" Dialer || (cd Dialer && git fetch)

echo "==> Fetch archived PR #12 recording code (reference for auto-record-on-answer)"
cd Dialer
git fetch origin 'refs/pull/12/head:pr-12' || \
  echo "   (if refs/pull/12/head is unavailable, fetch the head SHA 454a45b2855440f671f2c429fb7f1830a7869c8b directly)"

echo "==> Key files to study (paths per research):"
cat <<'EOF'
  java/com/android/dialer/callrecord/impl/CallRecorderService.java   (MediaRecorder engine)
  java/com/android/dialer/callrecord/res/values/config.xml           (audio source: 4 = VOICE_CALL)
  java/com/android/incallui/CallButtonPresenter.java                 (auto-record-on-answer, ~500ms after ACTIVE)
  java/com/android/dialer/app/res/xml/call_recording_settings.xml    (auto_call_recording_key toggle)
  InCallServiceImpl.java / CallList.java                              (wiring + webhook anchor points)
EOF
echo "NOTE: callrecV2 (commit 6f68bcbd) supersedes the archived CallRecorderService (deprecated 697e728b)."