#!/bin/sh
set -e

# ─── Map / export all of your .env into what the Python scripts expect ─────────

# CalDAV (your .env uses CALDAV_BASE_URL and CALDAV_CALENDARS)
export CALDAV_BASE="$CALDAV_BASE_URL"
export CALENDAR_URLS="$CALDAV_CALENDARS"

# credentials
export CALDAV_USERNAME
export CALDAV_PASSWORD

# sync settings
export FETCH_WINDOW_DAYS="${FETCH_WINDOW_DAYS:-90}"
export DB_PATH="${DB_PATH:-/data/sync_state.db}"
export RETENTION_DAYS="${RETENTION_DAYS:-30}"

# SMTP / dispatch settings (already in env from --env-file)
export SMTP_HOST
export SMTP_PORT
export SMTP_USERNAME
export SMTP_PASSWORD
export SMTP_USE_TLS
export SMTP_USE_STARTTLS
export EMAIL_FROM
export EMAIL_TO
export EMAIL_SUBJECT_PREFIX

# optional override intervals (in seconds)
: "${SYNC_INTERVAL:=300}"      # default 5min
: "${DISPATCH_INTERVAL:=60}"   # default 1min

# ─── Initial run so you don’t have to wait ────────────────────────────────────
echo "[entrypoint] Starting initial sync at $(date -u '+%Y-%m-%dT%H:%M:%SZ')"
python3 /app/sync.py || echo "[entrypoint] sync failed on first run"

# ─── Background sync loop ────────────────────────────────────────────────────
(
  while true; do
    sleep "$SYNC_INTERVAL"
    echo "[entrypoint] Running sync at $(date -u '+%Y-%m-%dT%H:%M:%SZ')"
    python3 /app/sync.py || echo "[entrypoint] sync failed"
  done
) &

# ─── Background dispatch loop ────────────────────────────────────────────────
(
  while true; do
    sleep "$DISPATCH_INTERVAL"
    echo "[entrypoint] Running dispatch at $(date -u '+%Y-%m-%dT%H:%M:%SZ')"
    python3 /app/dispatch.py || echo "[entrypoint] dispatch failed"
  done
) &

# ─── Wait on both loops (keeps container alive) ───────────────────────────────
wait