#!/usr/bin/env bash
set -euo pipefail
ROOT=${ROOT:-$(cd "$(dirname "$0")/../.." && pwd)}
ARTifacts=${ARTifacts:-$ROOT/.artifacts}
COUNTS=$ARTifacts/lnm-counts.json
CONFLICTS=$ARTifacts/lnm-conflicts.ndjson
mkdir -p "$ARTifacts"

# Export advisory observations from PostgreSQL
psql "${STAGING_POSTGRES_URI:?set STAGING_POSTGRES_URI}" -c "COPY (SELECT row_to_json(t) FROM advisory_observations t) TO STDOUT" > "$ARTifacts/obs.json"
psql "${STAGING_POSTGRES_URI:?set STAGING_POSTGRES_URI}" -c "COPY (SELECT row_to_json(t) FROM linksets t) TO STDOUT" > "$ARTifacts/linksets.json"

OBS=$(wc -l < "$ARTifacts/obs.json" | tr -d ' ')
LNK=$(wc -l < "$ARTifacts/linksets.json" | tr -d ' ')

cat > "$COUNTS" <<JSON
{
  "observations": $OBS,
  "linksets": $LNK,
  "timestamp": "$(date -u +%Y-%m-%dT%H:%M:%SZ)"
}
JSON

touch "$CONFLICTS"
echo "Counts written to $COUNTS; conflicts at $CONFLICTS"