#!/usr/bin/env bash
# Outside-in checks for bank / exchange / merchant landing stats + alt UI assets.
# Usage: ./test-landing-stats.sh
# Exit 0 only if all critical checks pass.
set -euo pipefail

ROOT="$(cd "$(dirname "$0")/../.." && pwd)"
PY="${PYTHON:-python3}"
BANK="${BANK_PUBLIC:-https://bank.hacktivism.ch}"
EX="${EXCHANGE_PUBLIC:-https://exchange.hacktivism.ch}"
MER="${MERCHANT_PUBLIC:-https://taler.hacktivism.ch}"

fail=0
pass=0
note() { printf '  %s\n' "$*"; }
ok() { pass=$((pass + 1)); printf '  [OK]   %s\n' "$*"; }
bad() { fail=$((fail + 1)); printf '  [FAIL] %s\n' "$*"; }

http_code() {
  curl -skS -m 15 -o /tmp/landing-test.body -w '%{http_code}' "$1" 2>/dev/null || echo 000
}

echo "=== local repo checks ==="
for f in \
  configs/shared/goa-amount.js \
  configs/bank-landing/goa-amount.js \
  configs/exchange-landing/goa-amount.js \
  configs/merchant-landing/goa-amount.js \
  configs/bank-landing/index.html \
  configs/exchange-landing/index.html \
  configs/merchant-landing/index.html \
  scripts/taler-landing/goa_amounts.py \
  scripts/taler-landing/collect_bank_stats.py
do
  if [ -f "$ROOT/$f" ]; then ok "file $f"
  else bad "missing $f"
  fi
done

for html in bank-landing exchange-landing merchant-landing; do
  if grep -q 'goa-amount.js' "$ROOT/configs/$html/index.html" \
    && grep -q 'GoaAmount' "$ROOT/configs/$html/index.html"; then
    ok "$html index wires GoaAmount"
  else
    bad "$html index missing goa-amount / GoaAmount"
  fi
  if grep -q 'Fallback if goa-amount.js' "$ROOT/configs/$html/index.html"; then
    ok "$html has offline fallback"
  else
    bad "$html missing offline GoaAmount fallback"
  fi
done

echo
echo "=== unit: goa_amounts enrich (all three shapes) ==="
if "$PY" - <<PY
import sys
sys.path.insert(0, "$ROOT/scripts/taler-landing")
from goa_amounts import enrich_stats_tree, DEFAULT_ALT

bank = {
  "ok": True,
  "balance_explorer": "GOA:40614.67",
  "withdraws": {"total_amount": "GOA:120944.66", "last_24h": {"amount": "GOA:9494.66"}},
  "flow": {"withdraw": {"amount": "GOA:120944.66"}, "incoming": {"amount": "GOA:1000"}},
  "recent_withdraws": [{"amount": "GOA:4503599627370495"}],
}
enrich_stats_tree(bank, DEFAULT_ALT)
assert "Kilo-GOA" in bank["withdraws"]["total_amount_alt"]
assert "Peta-GOA" in bank["recent_withdraws"][0]["amount_alt"]

ex = {
  "ok": True,
  "wire_in_amount": "GOA:1267008731299764.85",
  "withdraw_amount": "GOA:1783661.57",
  "coins_remaining_amount": "GOA:0",
  "by_denom": [{"value": "GOA:1000"}],
}
enrich_stats_tree(ex, DEFAULT_ALT)
assert "Peta-GOA" in ex["wire_in_amount_alt"]
assert "Mega-GOA" in ex["withdraw_amount_alt"]
assert ex["coins_remaining_amount_alt"] in ("GOA:0", "0 GOA")

mer = {
  "ok": True,
  "by_currency": [
    {"currency": "GOA", "amount_sum": "GOA:294.05", "amount_paid_sum": "GOA:294.05"},
    {"currency": "CHF", "amount_sum": "CHF:64000", "amount_paid_sum": "CHF:64000"},
  ],
  "recent_activity_by_currency": [
    {"currency": "GOA", "items": [{"amount": "GOA:2500"}]},
  ],
}
enrich_stats_tree(mer, DEFAULT_ALT)
# CHF must NOT become Kilo-GOA
assert "GOA" not in mer["by_currency"][1]["amount_paid_sum_alt"] or mer["by_currency"][1]["amount_paid_sum_alt"].startswith("CHF")
assert mer["by_currency"][1]["amount_paid_sum_alt"].startswith("CHF")
assert "Kilo-GOA" in mer["recent_activity_by_currency"][0]["items"][0]["amount_alt"]
print("unit ok")
PY
then ok "enrich shapes bank/exchange/merchant"
else bad "enrich unit failed"
fi

echo
echo "=== public HTTPS (live stack) ==="
for name_base in "bank|$BANK" "exchange|$EX" "merchant|$MER"; do
  name="${name_base%%|*}"
  base="${name_base#*|}"
  echo "-- $name ($base) --"
  code=$(http_code "$base/intro/")
  if [ "$code" = "200" ]; then ok "$name /intro/ HTTP 200"
  else bad "$name /intro/ HTTP $code"
  fi
  # live HTML may lag deploy — warn only if missing script after we expect it
  if grep -q 'goa-amount.js' /tmp/landing-test.body 2>/dev/null; then
    ok "$name live HTML references goa-amount.js"
  else
    note "[WARN] $name live HTML has no goa-amount.js yet (deploy pending)"
  fi

  code=$(http_code "$base/intro/stats.json")
  if [ "$code" = "200" ] && "$PY" -c 'import json,sys; d=json.load(open("/tmp/landing-test.body")); sys.exit(0 if d.get("ok") else 1)'; then
    gen=$("$PY" -c 'import json; d=json.load(open("/tmp/landing-test.body")); print(d.get("generated_at_human") or d.get("generated_at") or "?")')
    ok "$name stats.json ok (gen=$gen)"
    # enrich live payload
    if "$PY" "$ROOT/scripts/taler-landing/enrich_stats_alt.py" /tmp/landing-test.body -o /tmp/landing-test.enriched.json >/dev/null 2>&1; then
      ok "$name live stats enrichable with amount_alt"
    else
      bad "$name live stats enrich failed"
    fi
  else
    bad "$name stats.json HTTP $code / not ok"
  fi

  code=$(http_code "$base/intro/stats-run.json")
  if [ "$code" = "200" ]; then ok "$name stats-run.json HTTP 200"
  else bad "$name stats-run.json HTTP $code"
  fi

  code=$(http_code "$base/intro/goa-amount.js")
  if [ "$code" = "200" ] && grep -q 'GoaAmount' /tmp/landing-test.body; then
    ok "$name goa-amount.js live"
  else
    note "[WARN] $name goa-amount.js not live yet (HTTP $code) — deploy-landings.sh needed"
  fi
done

echo
echo "=== result: pass=$pass fail=$fail ==="
if [ "$fail" -gt 0 ]; then
  exit 1
fi
exit 0