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

API_URL="${API_URL:-http://127.0.0.1:9020}"
API_KEY="${API_KEY:-admin-local-dev-key}"
SCHEME_ID="${SCHEME_ID:-82086336d385427f9d56244f9e1dd772}"

WORKDIR="$(mktemp -d)"
trap 'rm -rf "$WORKDIR"' EXIT

HDR_AUTH=(-H "X-API-Key: ${API_KEY}")
HDR_JSON=(-H "Content-Type: application/json")

step() {
  echo
  echo "===== $1 ====="
}

fail() {
  echo
  echo "[FAIL] $1" >&2
  exit 1
}

request() {
  local name="$1"
  local method="$2"
  local url="$3"
  local expected="$4"
  local body="${5:-}"
  local outfile="${WORKDIR}/${name}.body"
  local codefile="${WORKDIR}/${name}.code"

  if [[ -n "$body" ]]; then
    curl -sS \
      -X "$method" \
      "${HDR_AUTH[@]}" \
      "${HDR_JSON[@]}" \
      -o "$outfile" \
      -w "%{http_code}" \
      "$url" \
      --data "$body" > "$codefile"
  else
    curl -sS \
      -X "$method" \
      "${HDR_AUTH[@]}" \
      -o "$outfile" \
      -w "%{http_code}" \
      "$url" > "$codefile"
  fi

  local code
  code="$(cat "$codefile")"

  echo "[$method] $url -> $code"
  cat "$outfile"
  echo

  if [[ "$code" != "$expected" ]]; then
    fail "Unexpected HTTP status for ${name}: expected ${expected}, got ${code}"
  fi
}

json_get() {
  local file="$1"
  local expr="$2"
  python3 - <<PY
import json
from pathlib import Path

payload = json.loads(Path("$file").read_text())
value = payload
for part in "$expr".split("."):
    if part.isdigit():
        value = value[int(part)]
    else:
        value = value[part]
print(value if value is not None else "")
PY
}

assert_json_value() {
  local file="$1"
  local expr="$2"
  local expected="$3"
  local actual
  actual="$(json_get "$file" "$expr")"
  if [[ "$actual" != "$expected" ]]; then
    fail "JSON assertion failed for ${expr}: expected '${expected}', got '${actual}'"
  fi
  echo "[OK] ${expr}=${actual}"
}

step "health"
curl -sS -i "${API_URL}/healthz" || fail "Health endpoint is unavailable"

step "system"
request "ping" "GET" "${API_URL}/api/v1/ping" "200"
request "db_ping" "GET" "${API_URL}/api/v1/db/ping" "200"
request "manifest" "GET" "${API_URL}/api/v1/manifest" "200"

step "scheme current"
request "current" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/current" "200"
CURRENT_VERSION_ID="$(json_get "${WORKDIR}/current.body" "scheme_version_id")"
CURRENT_STATUS="$(json_get "${WORKDIR}/current.body" "status")"
echo "CURRENT_VERSION_ID=${CURRENT_VERSION_ID}"
echo "CURRENT_STATUS=${CURRENT_STATUS}"

step "editor context"
request "editor_context" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/editor/context" "200"

step "ensure draft"
request "ensure_draft" "POST" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/ensure" "200"
DRAFT_VERSION_ID="$(json_get "${WORKDIR}/ensure_draft.body" "scheme_version_id")"
DRAFT_CREATED="$(json_get "${WORKDIR}/ensure_draft.body" "created")"
echo "DRAFT_VERSION_ID=${DRAFT_VERSION_ID}"
echo "DRAFT_CREATED=${DRAFT_CREATED}"

step "draft summary"
request "draft_summary" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/summary?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"
assert_json_value "${WORKDIR}/draft_summary.body" "scheme_version_id" "${DRAFT_VERSION_ID}"
assert_json_value "${WORKDIR}/draft_summary.body" "status" "draft"

step "draft structure"
request "draft_structure" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/structure?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"
assert_json_value "${WORKDIR}/draft_structure.body" "scheme_version_id" "${DRAFT_VERSION_ID}"
SEAT_RECORD_ID="$(json_get "${WORKDIR}/draft_structure.body" "seats.0.seat_record_id")"
SECTOR_RECORD_ID="$(json_get "${WORKDIR}/draft_structure.body" "sectors.0.sector_record_id")"
GROUP_RECORD_ID="$(json_get "${WORKDIR}/draft_structure.body" "groups.0.group_record_id")"
PRICED_SEAT_ID="$(json_get "${WORKDIR}/draft_structure.body" "seats.0.seat_id")"
UNPRICED_SEAT_ID="$(json_get "${WORKDIR}/draft_structure.body" "seats.2.seat_id")"
echo "SEAT_RECORD_ID=${SEAT_RECORD_ID}"
echo "SECTOR_RECORD_ID=${SECTOR_RECORD_ID}"
echo "GROUP_RECORD_ID=${GROUP_RECORD_ID}"
echo "PRICED_SEAT_ID=${PRICED_SEAT_ID}"
echo "UNPRICED_SEAT_ID=${UNPRICED_SEAT_ID}"

step "draft validation"
request "draft_validation" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/validation?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"
assert_json_value "${WORKDIR}/draft_validation.body" "status" "draft"

step "draft compare preview"
request "draft_compare" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/compare-preview?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"

step "stale draft conflict"
request "draft_summary_stale" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/summary?expected_scheme_version_id=deadbeefdeadbeefdeadbeefdeadbeef" "409"
assert_json_value "${WORKDIR}/draft_summary_stale.body" "detail.code" "stale_draft_version"

step "draft record reads"
request "draft_seat_record" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/seats/records/${SEAT_RECORD_ID}?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"
request "draft_sector_record" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/sectors/records/${SECTOR_RECORD_ID}?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"
request "draft_group_record" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/groups/records/${GROUP_RECORD_ID}?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"
request "draft_unknown_record" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/seats/records/deadbeefdeadbeefdeadbeefdeadbeef" "404"

step "structure read model"
request "current_sectors" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/current/sectors" "200"
request "current_groups" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/current/groups" "200"
request "current_seats" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/current/seats" "200"

step "svg display pipeline"
request "current_svg_meta" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/current/svg/display/meta" "200"

step "pricing read model"
request "pricing_bundle" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/pricing" "200"
request "pricing_coverage" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/pricing/coverage" "200"
request "pricing_unpriced" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/pricing/unpriced-seats" "200"
request "pricing_explain_priced" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/pricing/explain/${PRICED_SEAT_ID}" "200"
request "pricing_explain_unpriced" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/pricing/explain/${UNPRICED_SEAT_ID}" "200"
request "pricing_diagnostics" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/pricing/rules/diagnostics" "200"
request "seat_price" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/current/seats/${PRICED_SEAT_ID}/price" "200"
request "test_mode_priced" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/test/seats/${PRICED_SEAT_ID}" "200"
request "test_mode_unpriced" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/test/seats/${UNPRICED_SEAT_ID}" "200"

step "typed validation errors"
request "invalid_amount" "POST" "${API_URL}/api/v1/schemes/${SCHEME_ID}/pricing/rules?expected_scheme_version_id=${DRAFT_VERSION_ID}" "422" '{"pricing_category_id":"deadbeefdeadbeefdeadbeefdeadbeef","target_type":"seat","target_ref":"seat-x","amount":"bad","currency":"RUB"}'
assert_json_value "${WORKDIR}/invalid_amount.body" "detail.code" "invalid_amount"

request "remap_no_filters" "POST" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/remap/preview?expected_scheme_version_id=${DRAFT_VERSION_ID}" "422" '{"seat_record_ids":null,"from_sector_id":null,"to_sector_id":"vip","from_group_id":null,"to_group_id":null}'
assert_json_value "${WORKDIR}/remap_no_filters.body" "detail.code" "remap_filter_required"

step "draft pricing snapshot"
request "draft_snapshot" "POST" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/pricing/snapshot?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"

step "publish readiness"
request "publish_readiness" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/publish-readiness?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"

step "publish preview"
request "publish_preview_refresh" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/publish-preview?refresh=true&expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"
request "publish_preview_cached" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/draft/publish-preview?expected_scheme_version_id=${DRAFT_VERSION_ID}" "200"

step "admin ops"
request "admin_artifacts" "GET" "${API_URL}/api/v1/admin/schemes/${SCHEME_ID}/current/artifacts" "200"
request "admin_validation" "GET" "${API_URL}/api/v1/admin/schemes/${SCHEME_ID}/current/validation" "200"
request "admin_preview_audit" "GET" "${API_URL}/api/v1/admin/artifacts/publish-preview/audit" "200"
request "admin_preview_cleanup" "POST" "${API_URL}/api/v1/admin/artifacts/publish-preview/cleanup?dry_run=true" "200"

step "audit trail"
request "audit" "GET" "${API_URL}/api/v1/schemes/${SCHEME_ID}/audit" "200"

step "done"
echo "[OK] smoke regression completed successfully"