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@tsclean/core

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Plugin for API Rest Full development, based on Clean Architecture, IoC and Dependency Injection.

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"use strict"; var __importDefault = (this && this.__importDefault) || function (mod) { return (mod && mod.__esModule) ? mod : { "default": mod }; }; Object.defineProperty(exports, "__esModule", { value: true }); exports.mapToClass = exports.filterMiddleware = exports.mapToExcludeRoute = void 0; exports.isMiddlewareClass = isMiddlewareClass; exports.assignToken = assignToken; exports.isMiddlewareRouteExcluded = isMiddlewareRouteExcluded; const iterare_1 = require("iterare"); const path_to_regexp_1 = __importDefault(require("path-to-regexp")); const uuid_1 = require("uuid"); const utils_1 = require("../router/utils"); const shared_utils_1 = require("../utils/shared.utils"); const enums_1 = require("../enums"); const mapToExcludeRoute = (routes) => { return routes.map(route => { if ((0, shared_utils_1.isString)(route)) { return { path: route, requestMethod: enums_1.RequestMethod.ALL, pathRegex: (0, path_to_regexp_1.default)((0, shared_utils_1.addLeadingSlash)(route)) }; } return { path: route.path, requestMethod: route.method, pathRegex: (0, path_to_regexp_1.default)((0, shared_utils_1.addLeadingSlash)(route.path)) }; }); }; exports.mapToExcludeRoute = mapToExcludeRoute; const filterMiddleware = (middleware, routes, httpAdapter) => { const excludedRoutes = (0, exports.mapToExcludeRoute)(routes); return (0, iterare_1.iterate)([]) .concat(middleware) .filter(shared_utils_1.isFunction) .map((item) => (0, exports.mapToClass)(item, excludedRoutes, httpAdapter)) .toArray(); }; exports.filterMiddleware = filterMiddleware; const mapToClass = (middleware, excludedRoutes, httpAdapter) => { if (isMiddlewareClass(middleware)) { if (excludedRoutes.length <= 0) return middleware; const MiddlewareHost = class extends middleware { use(...params) { const [req, _, next] = params; const isExcluded = isMiddlewareRouteExcluded(req, excludedRoutes, httpAdapter); if (isExcluded) { return next(); } return super.use(...params); } }; return assignToken(MiddlewareHost, middleware.name); } return assignToken(class { constructor() { this.use = (...params) => { const [req, _, next] = params; const isExcluded = isMiddlewareRouteExcluded(req, excludedRoutes, httpAdapter); if (isExcluded) { return next(); } return middleware(...params); }; } }); }; exports.mapToClass = mapToClass; function isMiddlewareClass(middleware) { var _a, _b; const middlewareStr = middleware.toString(); if (middlewareStr.substring(0, 5) === 'class') return true; const middlewareArr = middlewareStr.split(' '); return (middlewareArr[0] === 'function' && /[A-Z]/.test((_a = middlewareArr[1]) === null || _a === void 0 ? void 0 : _a[0]) && typeof ((_b = middleware.prototype) === null || _b === void 0 ? void 0 : _b.use) === 'function'); } function assignToken(metaType, token = (0, uuid_1.v4)()) { Object.defineProperty(metaType, 'name', { value: token }); return metaType; } function isMiddlewareRouteExcluded(req, excludedRoutes, httpAdapter) { if (excludedRoutes.length <= 0) return false; const reqMethod = httpAdapter.getRequestMethod(req); const originalUrl = httpAdapter.getRequestUrl(req); const queryParamsIndex = originalUrl && originalUrl.indexOf('?'); const pathname = queryParamsIndex >= 0 ? originalUrl.slice(0, queryParamsIndex) : originalUrl; return (0, utils_1.isRouteExcluded)(excludedRoutes, pathname, enums_1.RequestMethod[reqMethod]); } //# 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{ iterate } from 'iterare'\nimport pathToRegexp from 'path-to-regexp'\nimport { v4 as uuid } from 'uuid'\n\nimport { isRouteExcluded } from '../router/utils'\nimport {\n  ExcludeRouteMetadata,\n  ExcludeRouteMetadataInterface,\n  HttpServer,\n  RouteInfo,\n  Type\n} from '../contracts'\nimport { addLeadingSlash, isFunction, isString } from '../utils/shared.utils'\nimport { RequestMethod } from '../enums'\n\nexport const mapToExcludeRoute = (\n  routes: (string | RouteInfo)[]\n): ExcludeRouteMetadata[] => {\n  return routes.map(route => {\n    if (isString(route)) {\n      return {\n        path: route,\n        requestMethod: RequestMethod.ALL,\n        pathRegex: pathToRegexp(addLeadingSlash(route))\n      }\n    }\n    return {\n      path: route.path,\n      requestMethod: route.method,\n      pathRegex: pathToRegexp(addLeadingSlash(route.path))\n    }\n  })\n}\n\nexport const filterMiddleware = <T extends Function | Type<any> = any>(\n  middleware: T[],\n  routes: RouteInfo[],\n  httpAdapter: HttpServer\n) => {\n  const excludedRoutes = mapToExcludeRoute(routes)\n  return iterate([])\n    .concat(middleware)\n    .filter(isFunction)\n    .map((item: T) => mapToClass(item, excludedRoutes, httpAdapter))\n    .toArray()\n}\n\nexport const mapToClass = <T extends Function | Type<any>>(\n  middleware: T,\n  excludedRoutes: ExcludeRouteMetadataInterface[],\n  httpAdapter: HttpServer\n) => {\n  if (isMiddlewareClass(middleware)) {\n    if (excludedRoutes.length <= 0) return middleware\n\n    const MiddlewareHost = class extends (middleware as Type<any>) {\n      use (...params: unknown[]) {\n        const [req, _, next] = params as [Record<string, any>, any, Function]\n        const isExcluded = isMiddlewareRouteExcluded(\n          req,\n          excludedRoutes,\n          httpAdapter\n        )\n        if (isExcluded) {\n          return next()\n        }\n        return super.use(...params)\n      }\n    }\n    return assignToken(MiddlewareHost, middleware.name)\n  }\n  return assignToken(\n    class {\n      use = (...params: unknown[]) => {\n        const [req, _, next] = params as [Record<string, any>, any, Function]\n        const isExcluded = isMiddlewareRouteExcluded(\n          req,\n          excludedRoutes,\n          httpAdapter\n        )\n        if (isExcluded) {\n          return next()\n        }\n        return (middleware as Function)(...params)\n      }\n    }\n  )\n}\n\nexport function isMiddlewareClass (middleware: any): middleware is Type<any> {\n  const middlewareStr = middleware.toString()\n  if (middlewareStr.substring(0, 5) === 'class') return true\n\n  const middlewareArr = middlewareStr.split(' ')\n  return (\n    middlewareArr[0] === 'function' &&\n    /[A-Z]/.test(middlewareArr[1]?.[0]) &&\n    typeof middleware.prototype?.use === 'function'\n  )\n}\n\nexport function assignToken (metaType: Type<any>, token = uuid()): Type<any> {\n  Object.defineProperty(metaType, 'name', { value: token })\n  return metaType\n}\n\nexport function isMiddlewareRouteExcluded (\n  req: Record<string, any>,\n  excludedRoutes: ExcludeRouteMetadataInterface[],\n  httpAdapter: HttpServer\n): boolean {\n  if (excludedRoutes.length <= 0) return false\n\n  const reqMethod = httpAdapter.getRequestMethod(req)\n  const originalUrl = httpAdapter.getRequestUrl(req)\n  const queryParamsIndex = originalUrl && originalUrl.indexOf('?')\n  const pathname =\n    queryParamsIndex >= 0 ? originalUrl.slice(0, queryParamsIndex) : originalUrl\n\n  return isRouteExcluded(excludedRoutes, pathname, RequestMethod[reqMethod])\n}\n"]}