#!/bin/bash
# Refresh the bundled fallback dump (FuelBoardDump dataset) from the GitHub
# mirror — run before a Release build so the IPA carries the freshest REAL
# snapshot (the app's no-network last resort). Idempotent: skips when the
# bundled dump already carries the mirror's data_updated stamp.
set -euo pipefail
cd "$(dirname "$0")/.."
TARGET="FuelBoard/Assets.xcassets/FuelBoardDump.dataset/fuelboard_dump.json"
RAW="https://raw.githubusercontent.com/aptonline/fuelboard-data/main"
LATEST="$(curl -fsSL "$RAW/latest.json")"
DAY="$(printf '%s' "$LATEST" | python3 -c 'import json,sys; d=json.load(sys.stdin); print(d.get("available_to") or d.get("date") or "")')"
UPD="$(printf '%s' "$LATEST" | python3 -c 'import json,sys; d=json.load(sys.stdin); print(d.get("data_updated") or "")')"
if [ -z "$DAY" ]; then echo "no snapshot day in latest.json" >&2; exit 1; fi
if [ -f "$TARGET" ] && grep -q "\"data_updated\": \"$UPD\"" "$TARGET"; then
    echo "bundled dump already current ($DAY, $UPD)"
    exit 0
fi
echo "fetching history/$DAY.json ($UPD)…"
curl -fsSL "$RAW/history/$DAY.json" -o "$TARGET"
echo "updated $TARGET — $DAY"