#!/usr/bin/env bash
# Fetches canonical API responses to use as test fixtures.
#
# Usage:
#   AEROFLOT_API_AUTH='user:pass' ./scripts/fetch-api-fixtures.sh
#
# Captures real responses from the test environment into tests/fixtures/api/
# so unit/integration tests can validate against real shapes.
set -uo pipefail

BASE="${AEROFLOT_API_BASE:-https://flights.test.aeroflot.ru/api}"
OUT="$(cd "$(dirname "$0")/.." && pwd)/tests/fixtures/api"
AUTH="${AEROFLOT_API_AUTH:?Set AEROFLOT_API_AUTH=user:pass before running}"
UA="Mozilla/5.0"

# Use a real flight present in test env
FLIGHT="SU6951"
DEP="SVO"
ARR="LED"
LANG="ru"
DATE_ISO="2026-04-17"
DATE_ISO_END="2026-04-18"
DATE_TIME="2026-04-17T00:00:00"
SCHED_DATE_FROM="2026-04-18"
SCHED_DATE_TO="2026-04-22"

mkdir -p "$OUT"

fetch() {
  local name="$1"; shift
  local url="$1"; shift
  local method="${1:-GET}"; shift || true
  local body="${1:-}"; shift || true

  local tmp="/tmp/fx_${name}.out"
  : > "$tmp"
  local status
  if [ "$method" = "POST" ]; then
    status=$(/usr/bin/curl -s --max-time 60 -u "$AUTH" -H "User-Agent: $UA" \
      -H "Content-Type: application/json" -H "Accept: application/json" \
      -X POST -d "$body" -w "%{http_code}" -o "$tmp" "$url" || echo "000")
  else
    status=$(/usr/bin/curl -s --max-time 60 -u "$AUTH" -H "User-Agent: $UA" \
      -H "Accept: application/json" -w "%{http_code}" -o "$tmp" "$url" || echo "000")
  fi

  local size
  size=$(wc -c < "$tmp" 2>/dev/null | tr -d ' ' || echo "0")
  printf "  %-40s HTTP:%s size:%s\n" "$name" "$status" "$size"

  rm -f "$OUT/$name.FAIL"*.txt 2>/dev/null

  if [ "$status" = "200" ] && [ "$size" -gt 2 ]; then
    if python3 -c "import json; json.dump(json.load(open('$tmp')), open('$OUT/$name.json','w'), ensure_ascii=False, indent=2)" 2>/dev/null; then
      :
    else
      cp "$tmp" "$OUT/$name.json"
    fi
  else
    cp "$tmp" "$OUT/$name.FAIL.${status}.txt" 2>/dev/null || true
  fi
}

echo "=== App & Dictionary ==="
fetch "app-settings" "$BASE/AppSettings"
fetch "dictionary-regions" "$BASE/dictionary/1/world_regions"
fetch "dictionary-countries" "$BASE/dictionary/1/countries"
fetch "dictionary-cities" "$BASE/dictionary/1/cities"
fetch "dictionary-airports" "$BASE/dictionary/1/airports"

echo "=== Popular Requests ==="
fetch "popular-requests" "$BASE/Requests/1/getpopular"

echo "=== Online Board ==="
fetch "board-by-flight" "$BASE/flights/v1.1/$LANG/board?flightNumber=$FLIGHT&dateFrom=$DATE_ISO&dateTo=$DATE_ISO_END"
fetch "board-by-route" "$BASE/flights/v1.1/$LANG/board?dateFrom=$DATE_ISO&dateTo=$DATE_ISO_END&departure=$DEP&arrival=$ARR"
fetch "onlineboard-details" "$BASE/flights/v1.1/$LANG/onlineboard/details?flights=$FLIGHT&dates=$DATE_TIME"
fetch "board-days-flight" "$BASE/flights/v1/$LANG/days/$DATE_ISO/31/flight/$FLIGHT/board"
fetch "board-days-route" "$BASE/flights/v1/$LANG/days/$DATE_ISO/31/route/$DEP-$ARR/board"

echo "=== Schedule ==="
fetch "schedule-search" "$BASE/flights/1/$LANG/schedule?dateFrom=$SCHED_DATE_FROM&dateTo=$SCHED_DATE_TO&departure=$DEP&arrival=$ARR&connections=0"
fetch "schedule-details" "$BASE/flights/v1.1/$LANG/schedule/details?flights%5B0%5D=$FLIGHT&dates%5B0%5D=$DATE_TIME&departure=$DEP&arrival=$ARR"
fetch "schedule-days-route" "$BASE/flights/v1/$LANG/days/$DATE_ISO/382/route/$DEP-$ARR/schedule"

echo "=== Flights Map ==="
fetch "destinations-from" "$BASE/flights/1/$LANG/destinations?departure=$DEP&dateFrom=$SCHED_DATE_FROM&dateTo=$SCHED_DATE_TO&connections=0"
fetch "destinations-route" "$BASE/flights/1/$LANG/destinations?departure=$DEP&arrival=$ARR&dateFrom=$SCHED_DATE_FROM&dateTo=$SCHED_DATE_TO&connections=0"
fetch "map-days-route" "$BASE/flights/v1/$LANG/days/$DATE_ISO/200/route/$DEP-$ARR/flights-map"

echo ""
echo "Output: $OUT"
ls -1 "$OUT" | grep -v FAIL
echo "--- Fails ---"
ls -1 "$OUT" | grep FAIL || echo "(none)"