#!/usr/bin/env bash
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
SKILL_ROOT="$(dirname "$SCRIPT_DIR")"
source "$SCRIPT_DIR/_common.sh"

: "${BTC_NETWORK:=testnet}"

main() {
  [[ -f "$SKILL_ROOT/outputs/last_run_dir.txt" ]] || die "No last run."
  run_dir="$(cat "$SKILL_ROOT/outputs/last_run_dir.txt")"
  status="$run_dir/status_matrix.json"
  flag="$(net_flag)"

  ok_proof=false; ok_txid=false; ok_seen=false
  [[ -f "$run_dir/PROOF.json" ]] && ok_proof=true
  if [[ -f "$run_dir/txid.txt" ]]; then
    txid="$(cat "$run_dir/txid.txt")"
    [[ -n "$txid" ]] && ok_txid=true
    if bitcoin-cli $flag getrawtransaction "$txid" >/dev/null 2>&1; then
      ok_seen=true
    fi
  fi

  blockers="[]"
  if [[ "$ok_txid" != "true" ]]; then blockers='["missing_txid"]'
  elif [[ "$ok_seen" != "true" ]]; then blockers='["tx_not_found_yet_mempool_or_index"]'
  fi

  cat > "$status" <<EOF
{
  "skill": "btc-anchor",
  "timestamp": "$(date -Iseconds)",
  "run_dir": "$(json_escape "$run_dir")",
  "checks": [
    {"name":"proof_present", "ok": $ok_proof},
    {"name":"txid_present", "ok": $ok_txid},
    {"name":"tx_seen_by_node", "ok": $ok_seen}
  ],
  "blockers": $blockers,
  "warnings": [],
  "next_steps": ["proof-verifier"]
}
EOF
  log_info "Wrote $status"
  cat "$status"
}
main "$@"