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

BASE_URL="${BASE_URL:-http://127.0.0.1:3000}"
DEVICE_FINGERPRINT="${DEVICE_FINGERPRINT:-regression-assets}"
EMPLOYEE_IDENTIFIER="${EMPLOYEE_IDENTIFIER:-employee@hyinda.com}"
EMPLOYEE_PASSWORD="${EMPLOYEE_PASSWORD:-EmployeePassword1234}"
FINANCE_MGR_IDENTIFIER="${FINANCE_MGR_IDENTIFIER:-finance_mgr@hyinda.com}"
FINANCE_MGR_PASSWORD="${FINANCE_MGR_PASSWORD:-FinanceMgrPassword1234}"

if ! command -v curl >/dev/null 2>&1; then
  echo "[ERROR] curl not found" >&2
  exit 1
fi

if ! command -v jq >/dev/null 2>&1; then
  echo "[ERROR] jq not found" >&2
  exit 1
fi

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$ROOT_DIR"

if [[ -z "${DATABASE_URL:-}" && -f ".env" ]]; then
  set -a
  # shellcheck disable=SC1091
  source .env
  set +a
fi

if [[ -z "${DATABASE_URL:-}" ]]; then
  echo "[ERROR] DATABASE_URL is required (export it or provide server/.env)" >&2
  exit 1
fi

TMP_DIR="$(mktemp -d)"
cleanup() {
  rm -rf "$TMP_DIR"
}
trap cleanup EXIT

assert_status() {
  local actual="$1"
  local expected="$2"
  local name="$3"
  local body_file="${4:-}"

  if [[ "$actual" != "$expected" ]]; then
    echo "[ERROR] $name expected HTTP $expected but got $actual" >&2
    [[ -n "$body_file" && -f "$body_file" ]] && cat "$body_file" >&2
    exit 1
  fi
}

assert_jq() {
  local file_path="$1"
  local jq_expr="$2"
  local name="$3"
  if ! jq -e "$jq_expr" "$file_path" >/dev/null; then
    echo "[ERROR] $name assertion failed: $jq_expr" >&2
    cat "$file_path" >&2
    exit 1
  fi
}

login_user() {
  local identifier="$1"
  local password="$2"
  local out_file="$3"

  local status
  status="$(curl -sS -o "$out_file" -w "%{http_code}" \
    -X POST "$BASE_URL/api/auth/login" \
    -H "content-type: application/json" \
    -H "x-device-fingerprint: $DEVICE_FINGERPRINT" \
    -d "{\"identifier\":\"$identifier\",\"password\":\"$password\"}")"
  assert_status "$status" "200" "login $identifier" "$out_file"
  jq -er '.data.accessToken' "$out_file"
}

api_json_auth() {
  local method="$1"
  local url="$2"
  local token="$3"
  local out_file="$4"
  local body="${5:-}"

  if [[ -n "$body" ]]; then
    curl -sS -o "$out_file" -w "%{http_code}" \
      -X "$method" "$url" \
      -H "authorization: Bearer $token" \
      -H "content-type: application/json" \
      -d "$body"
  else
    curl -sS -o "$out_file" -w "%{http_code}" \
      -X "$method" "$url" \
      -H "authorization: Bearer $token"
  fi
}

resolve_fixture_ids() {
  DATABASE_URL="$DATABASE_URL" node - <<'NODE'
const { createPrismaClient } = require('./src/prismaClient');

(async () => {
  const { prisma, pool } = createPrismaClient();
  await prisma.$connect();
  try {
    const employee = await prisma.employee.findUnique({
      where: { email: process.env.SEED_EMPLOYEE_EMAIL ?? 'employee@hyinda.com' },
      select: { id: true, legal_entity_id: true },
    });
    const costCenter = await prisma.costCenter.findFirst({
      where: {
        legal_entity_id: employee.legal_entity_id,
        enabled: true,
        archived_at: null,
      },
      orderBy: { created_at: 'asc' },
      select: { id: true },
    });
    const documentCategory = await prisma.documentCategory.findFirst({
      where: {
        entity_type: 'asset_card',
        enabled: true,
        archived_at: null,
        code: 'ASSET_CARD_DEFAULT',
      },
      orderBy: { created_at: 'asc' },
      select: { id: true },
    }) ?? await prisma.documentCategory.findFirst({
      where: {
        entity_type: 'asset_card',
        enabled: true,
        archived_at: null,
      },
      orderBy: { created_at: 'asc' },
      select: { id: true },
    });
    const approvedPurchase = await prisma.purchaseRequest.findFirst({
      where: { status: 'approved' },
      orderBy: { updated_at: 'desc' },
      select: { id: true },
    });

    process.stdout.write([
      employee.id,
      employee.legal_entity_id ?? '',
      costCenter?.id ?? '',
      documentCategory?.id ?? '',
      approvedPurchase?.id ?? '',
    ].join('\n'));
  } finally {
    await prisma.$disconnect();
    await pool.end();
  }
})().catch((error) => {
  console.error(error);
  process.exit(1);
});
NODE
}

assert_asset_state() {
  local asset_id="$1"
  local category_id="$2"
  local employee_id="$3"
  local purchase_request_id="$4"

  DATABASE_URL="$DATABASE_URL" node - "$asset_id" "$category_id" "$employee_id" "$purchase_request_id" <<'NODE'
const [assetId, categoryId, employeeId, purchaseRequestId] = process.argv.slice(2);
const { createPrismaClient } = require('./src/prismaClient');

(async () => {
  const { prisma, pool } = createPrismaClient();
  await prisma.$connect();
  try {
    const category = await prisma.assetCategory.findUnique({
      where: { id: categoryId },
      select: { name: true, document_category: { select: { code: true } } },
    });
    const asset = await prisma.assetCard.findUnique({
      where: { id: assetId },
      select: {
        asset_no: true,
        status: true,
        assignee_employee_id: true,
        purchase_request_id: true,
        location: true,
      },
    });

    if (!category || category.name !== '回归资产分类-已更新' || category.document_category?.code !== 'ASSET_CARD_DEFAULT') {
      console.error('[ERROR] asset category state mismatch', category);
      process.exit(1);
    }

    if (!asset || !asset.asset_no.startsWith('ZC-') || asset.status !== 'in_use' || asset.assignee_employee_id !== employeeId) {
      console.error('[ERROR] asset card state mismatch', asset);
      process.exit(1);
    }

    if (purchaseRequestId && asset.purchase_request_id !== purchaseRequestId) {
      console.error('[ERROR] asset purchase source mismatch', asset);
      process.exit(1);
    }

    if (asset.location !== '深圳办公室 A-01') {
      console.error('[ERROR] asset location mismatch', asset);
      process.exit(1);
    }
  } finally {
    await prisma.$disconnect();
    await pool.end();
  }
})().catch((error) => {
  console.error(error);
  process.exit(1);
});
NODE
}

echo "[1/8] login finance manager and employee"
FINANCE_MGR_TOKEN="$(login_user "$FINANCE_MGR_IDENTIFIER" "$FINANCE_MGR_PASSWORD" "$TMP_DIR/finance-mgr-login.json")"
EMPLOYEE_TOKEN="$(login_user "$EMPLOYEE_IDENTIFIER" "$EMPLOYEE_PASSWORD" "$TMP_DIR/employee-login.json")"

mapfile -t FIXTURE_IDS < <(resolve_fixture_ids)
EMPLOYEE_ID="${FIXTURE_IDS[0]}"
LEGAL_ENTITY_ID="${FIXTURE_IDS[1]}"
COST_CENTER_ID="${FIXTURE_IDS[2]}"
DOCUMENT_CATEGORY_ID="${FIXTURE_IDS[3]}"
APPROVED_PURCHASE_ID="${FIXTURE_IDS[4]}"

if [[ -z "$LEGAL_ENTITY_ID" || -z "$COST_CENTER_ID" || -z "$DOCUMENT_CATEGORY_ID" ]]; then
  echo "[ERROR] missing asset fixtures" >&2
  exit 1
fi

echo "[2/8] create asset category"
CATEGORY_CODE="ASSET_REG_$(date +%s)"
CREATE_CATEGORY_BODY="$(jq -nc --arg code "$CATEGORY_CODE" --arg dc "$DOCUMENT_CATEGORY_ID" '{code:$code,name:"回归资产分类",documentCategoryId:$dc,enabled:true}')"
create_category_status="$(api_json_auth POST "$BASE_URL/api/asset-categories" "$FINANCE_MGR_TOKEN" "$TMP_DIR/create-category.json" "$CREATE_CATEGORY_BODY")"
assert_status "$create_category_status" "200" "create asset category" "$TMP_DIR/create-category.json"
CATEGORY_ID="$(jq -er '.data.assetCategory.id' "$TMP_DIR/create-category.json")"
assert_jq "$TMP_DIR/create-category.json" '.data.assetCategory.documentCategory.code == "ASSET_CARD_DEFAULT"' "asset category document category"

echo "[3/8] update asset category"
PATCH_CATEGORY_BODY='{"name":"回归资产分类-已更新","enabled":true}'
patch_category_status="$(api_json_auth PATCH "$BASE_URL/api/asset-categories/$CATEGORY_ID" "$FINANCE_MGR_TOKEN" "$TMP_DIR/patch-category.json" "$PATCH_CATEGORY_BODY")"
assert_status "$patch_category_status" "200" "patch asset category" "$TMP_DIR/patch-category.json"
assert_jq "$TMP_DIR/patch-category.json" '.data.assetCategory.name == "回归资产分类-已更新"' "patched asset category name"

echo "[4/8] create asset card with approved purchase source"
CREATE_ASSET_BODY="$(jq -nc --arg name "回归资产卡片" --arg categoryId "$CATEGORY_ID" --arg legalEntityId "$LEGAL_ENTITY_ID" --arg costCenterId "$COST_CENTER_ID" --arg purchaseRequestId "$APPROVED_PURCHASE_ID" --arg assigneeEmployeeId "$EMPLOYEE_ID" '{name:$name,categoryId:$categoryId,legalEntityId:$legalEntityId,costCenterId:$costCenterId,purchaseRequestId:($purchaseRequestId|select(length>0)),status:"in_stock",assigneeEmployeeId:$assigneeEmployeeId}')"
create_asset_status="$(api_json_auth POST "$BASE_URL/api/assets" "$FINANCE_MGR_TOKEN" "$TMP_DIR/create-asset.json" "$CREATE_ASSET_BODY")"
assert_status "$create_asset_status" "200" "create asset" "$TMP_DIR/create-asset.json"
ASSET_ID="$(jq -er '.data.asset.id' "$TMP_DIR/create-asset.json")"
assert_jq "$TMP_DIR/create-asset.json" '.data.asset.assetNo | test("^ZC-")' "asset no generated"
assert_jq "$TMP_DIR/create-asset.json" '.data.asset.assignee.employeeNo == "EMP001" or .data.asset.assignee.name == "Employee"' "asset assignee set"

echo "[5/8] employee can only see own assigned asset"
list_own_status="$(api_json_auth GET "$BASE_URL/api/assets?mine=1" "$EMPLOYEE_TOKEN" "$TMP_DIR/list-own.json")"
assert_status "$list_own_status" "200" "employee list own assets" "$TMP_DIR/list-own.json"
assert_jq "$TMP_DIR/list-own.json" ".data.mine == true and (.data.items | map(.id) | index(\"$ASSET_ID\") != null)" "employee owns asset"

echo "[6/8] finance manager updates asset status and location"
PATCH_ASSET_BODY='{"status":"in_use","location":"深圳办公室 A-01"}'
patch_asset_status="$(api_json_auth PATCH "$BASE_URL/api/assets/$ASSET_ID" "$FINANCE_MGR_TOKEN" "$TMP_DIR/patch-asset.json" "$PATCH_ASSET_BODY")"
assert_status "$patch_asset_status" "200" "patch asset" "$TMP_DIR/patch-asset.json"
assert_jq "$TMP_DIR/patch-asset.json" '.data.asset.status == "in_use" and .data.asset.location == "深圳办公室 A-01"' "asset status/location updated"

echo "[7/8] purchase source is immutable after create"
INVALID_PATCH_BODY="$(jq -nc --arg purchaseRequestId "$APPROVED_PURCHASE_ID" '{purchaseRequestId:$purchaseRequestId}')"
invalid_patch_status="$(api_json_auth PATCH "$BASE_URL/api/assets/$ASSET_ID" "$FINANCE_MGR_TOKEN" "$TMP_DIR/invalid-patch.json" "$INVALID_PATCH_BODY")"
assert_status "$invalid_patch_status" "400" "patch asset purchase source forbidden" "$TMP_DIR/invalid-patch.json"
assert_jq "$TMP_DIR/invalid-patch.json" '.error.code == "VALID_001"' "invalid purchase source patch code"

echo "[8/8] verify category and asset db state"
assert_asset_state "$ASSET_ID" "$CATEGORY_ID" "$EMPLOYEE_ID" "$APPROVED_PURCHASE_ID"

echo "[OK] Asset regression passed"
echo "- assetCategoryId: $CATEGORY_ID"
echo "- assetId: $ASSET_ID"