#!/usr/bin/env bash
set -euo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$ROOT_DIR"

ACTOR="${1:-cron}"
STATUS="${2:-unknown}"
TOPIC="${3:-cron status report}"
EVIDENCE_LINE="${4:-}"
NEXT_LINE="${5:-}"

if [[ "$ACTOR" != "cron" ]]; then
  echo "unsupported actor: $ACTOR" >&2
  exit 1
fi

report_date="${REPORT_DATE:-$(date +%F)}"
daily_memory_path="${LLM_DAILY_MEMORY_PATH:-memory/${report_date}.md}"
now_hm="$(date +%H:%M)"

header="# llm-intelligence Daily Memory - ${report_date}

> 项目单日归档文件，不是实时 WAL。

## Entries
"
if [[ -f "$daily_memory_path" ]]; then
  existing="$(python3 - <<'PY' "$daily_memory_path"
from pathlib import Path
import sys
p=Path(sys.argv[1])
print(p.read_text(encoding='utf-8'), end='')
PY
)"
else
  mkdir -p "$(dirname "$daily_memory_path")"
  existing="$header"
fi

entry="
## ${now_hm} - cron - cron status report
### Context
status=${STATUS}
topic=${TOPIC}

### Evidence
${EVIDENCE_LINE:-none}

### Outcome
status=${STATUS}
${TOPIC}

### Next
${NEXT_LINE:-none}
"

python3 - <<'PY' "$daily_memory_path" "$existing" "$entry"
from pathlib import Path
import sys
path=Path(sys.argv[1])
existing=sys.argv[2]
entry=sys.argv[3]
content=existing.rstrip() + "\n" + entry
path.write_text(content, encoding='utf-8')
PY

echo "CRON_STATUS actor=cron status=${STATUS} file=${daily_memory_path}"