@thisisagile/easy-express/dist/express/ExpressProvider.mjs.map

Straightforward library for building domain-driven microservice architectures

{"version":3,"sources":["../../src/express/ExpressProvider.ts"],"sourcesContent":["import express, { Express, NextFunction, Request, RequestHandler, Response } from 'express';\nimport { checkLabCoat, checkScope, checkToken, checkUseCase } from './SecurityHandler';\nimport { HttpStatus, isEmpty, PageList, rest, toList, toReq } from '@thisisagile/easy';\nimport {\n  AppProvider,\n  Endpoint,\n  Handler,\n  Resource,\n  Route,\n  RouteRequires,\n  routes,\n  Service,\n  toOriginatedError,\n  toVerbOptions,\n  VerbOptions,\n} from '@thisisagile/easy-service';\n\nexport type ExpressVerb = 'get' | 'post' | 'put' | 'patch' | 'delete';\n\nexport class ExpressProvider implements AppProvider {\n  constructor(protected app: Express = express()) {\n    this.app.set('trust proxy', ['loopback', 'linklocal', 'uniquelocal']);\n  }\n\n  use = (handler: Handler): void => {\n    this.app.use(handler);\n  };\n\n  route = (service: Service, resource: Resource): void => {\n    const { route, endpoints, middleware } = routes(resource);\n    const router = express.Router({ mergeParams: true });\n    if (!isEmpty(middleware)) router.all(route.route(service.name), middleware);\n\n    endpoints.forEach(({ endpoint, verb, requires, middleware }: Route) => {\n      console.log(verb.verb.code, route.route(service.name));\n      router[verb.verb.toString() as ExpressVerb](\n        route.route(service.name),\n        ...this.addSecurityMiddleware(requires),\n        ...middleware,\n        this.handle(endpoint, verb.options, requires)\n      );\n    });\n\n    this.app.use(router);\n  };\n\n  listen = (port: number, message = `Service is listening on port ${port}.`): void => {\n    this.app.listen(port, () => {\n      console.log(message);\n    });\n  };\n\n  protected addSecurityMiddleware(requires: RouteRequires): RequestHandler[] {\n    const middleware: RequestHandler[] = [];\n    if (requires.labCoat) middleware.push(checkLabCoat());\n    if (requires.token) middleware.push(checkToken());\n    if (requires.scope) middleware.push(checkScope(requires.scope));\n    if (requires.uc) middleware.push(checkUseCase(requires.uc));\n    return middleware;\n  }\n\n  protected handle =\n    (endpoint: Endpoint, options?: VerbOptions, requires?: RouteRequires): RequestHandler =>\n    (req: Request, res: Response, next: NextFunction) =>\n      endpoint(toReq(req))\n        .then((r: any) => this.toResponse(res, r, toVerbOptions(options)))\n        .catch(error => next(toOriginatedError(error, options)));\n\n  protected toResponse(res: Response, result: unknown, options: Required<VerbOptions>): void {\n    res.status(options.onOk.status);\n    res.type(options.type.code);\n    if (options.cache.enabled) res.setHeader(options.cache.name, options.cache.value());\n\n    ((this as any)[options.type.name] ?? this.json)(res, result, options);\n  }\n\n  // Handling responses depending on content type\n\n  protected json(res: Response, result: unknown, options: Required<VerbOptions>): void {\n    if (HttpStatus.NoContent.equals(options.onOk)) {\n      res.send();\n    } else {\n      res.json(rest.toData(options.onOk, toList<any>(result), (result as PageList<any>)?.total, (result as PageList<any>)?.meta));\n    }\n  }\n\n  protected rawJson(res: Response, result: unknown, options: Required<VerbOptions>): void {\n    if (HttpStatus.NoContent.equals(options.onOk)) {\n      res.send();\n    } else {\n      res.json(result);\n    }\n  }\n\n  protected stream(res: Response, result: unknown): void {\n    res.end(result);\n  }\n\n  protected text(res: Response, data: unknown): void {\n    res.send(data);\n  }\n}\n\nexport const service = (name: string): Service => new Service(name, new ExpressProvider());\n"],"mappings":";;;;;;;;;AAAA,OAAO,aAA2E;AAElF,SAAS,YAAY,SAAmB,MAAM,QAAQ,aAAa;AACnE;AAAA,EAOE;AAAA,EACA;AAAA,EACA;AAAA,EACA;AAAA,OAEK;AAIA,IAAM,kBAAN,MAA6C;AAAA,EAClD,YAAsB,MAAe,QAAQ,GAAG;AAA1B;AACpB,SAAK,IAAI,IAAI,eAAe,CAAC,YAAY,aAAa,aAAa,CAAC;AAAA,EACtE;AAAA,EAEA,MAAM,CAAC,YAA2B;AAChC,SAAK,IAAI,IAAI,OAAO;AAAA,EACtB;AAAA,EAEA,QAAQ,CAACA,UAAkB,aAA6B;AACtD,UAAM,EAAE,OAAO,WAAW,WAAW,IAAI,OAAO,QAAQ;AACxD,UAAM,SAAS,QAAQ,OAAO,EAAE,aAAa,KAAK,CAAC;AACnD,QAAI,CAAC,QAAQ,UAAU;AAAG,aAAO,IAAI,MAAM,MAAMA,SAAQ,IAAI,GAAG,UAAU;AAE1E,cAAU,QAAQ,CAAC,EAAE,UAAU,MAAM,UAAU,YAAAC,YAAW,MAAa;AACrE,cAAQ,IAAI,KAAK,KAAK,MAAM,MAAM,MAAMD,SAAQ,IAAI,CAAC;AACrD,aAAO,KAAK,KAAK,SAAS,CAAgB;AAAA,QACxC,MAAM,MAAMA,SAAQ,IAAI;AAAA,QACxB,GAAG,KAAK,sBAAsB,QAAQ;AAAA,QACtC,GAAGC;AAAA,QACH,KAAK,OAAO,UAAU,KAAK,SAAS,QAAQ;AAAA,MAC9C;AAAA,IACF,CAAC;AAED,SAAK,IAAI,IAAI,MAAM;AAAA,EACrB;AAAA,EAEA,SAAS,CAAC,MAAc,UAAU,gCAAgC,IAAI,QAAc;AAClF,SAAK,IAAI,OAAO,MAAM,MAAM;AAC1B,cAAQ,IAAI,OAAO;AAAA,IACrB,CAAC;AAAA,EACH;AAAA,EAEU,sBAAsB,UAA2C;AACzE,UAAM,aAA+B,CAAC;AACtC,QAAI,SAAS;AAAS,iBAAW,KAAK,aAAa,CAAC;AACpD,QAAI,SAAS;AAAO,iBAAW,KAAK,WAAW,CAAC;AAChD,QAAI,SAAS;AAAO,iBAAW,KAAK,WAAW,SAAS,KAAK,CAAC;AAC9D,QAAI,SAAS;AAAI,iBAAW,KAAK,aAAa,SAAS,EAAE,CAAC;AAC1D,WAAO;AAAA,EACT;AAAA,EAEU,SACR,CAAC,UAAoB,SAAuB,aAC5C,CAAC,KAAc,KAAe,SAC5B,SAAS,MAAM,GAAG,CAAC,EAChB,KAAK,CAAC,MAAW,KAAK,WAAW,KAAK,GAAG,cAAc,OAAO,CAAC,CAAC,EAChE,MAAM,WAAS,KAAK,kBAAkB,OAAO,OAAO,CAAC,CAAC;AAAA,EAEnD,WAAW,KAAe,QAAiB,SAAsC;AACzF,QAAI,OAAO,QAAQ,KAAK,MAAM;AAC9B,QAAI,KAAK,QAAQ,KAAK,IAAI;AAC1B,QAAI,QAAQ,MAAM;AAAS,UAAI,UAAU,QAAQ,MAAM,MAAM,QAAQ,MAAM,MAAM,CAAC;AAElF,KAAE,KAAa,QAAQ,KAAK,IAAI,KAAK,KAAK,MAAM,KAAK,QAAQ,OAAO;AAAA,EACtE;AAAA;AAAA,EAIU,KAAK,KAAe,QAAiB,SAAsC;AACnF,QAAI,WAAW,UAAU,OAAO,QAAQ,IAAI,GAAG;AAC7C,UAAI,KAAK;AAAA,IACX,OAAO;AACL,UAAI,KAAK,KAAK,OAAO,QAAQ,MAAM,OAAY,MAAM,GAAI,QAA0B,OAAQ,QAA0B,IAAI,CAAC;AAAA,IAC5H;AAAA,EACF;AAAA,EAEU,QAAQ,KAAe,QAAiB,SAAsC;AACtF,QAAI,WAAW,UAAU,OAAO,QAAQ,IAAI,GAAG;AAC7C,UAAI,KAAK;AAAA,IACX,OAAO;AACL,UAAI,KAAK,MAAM;AAAA,IACjB;AAAA,EACF;AAAA,EAEU,OAAO,KAAe,QAAuB;AACrD,QAAI,IAAI,MAAM;AAAA,EAChB;AAAA,EAEU,KAAK,KAAe,MAAqB;AACjD,QAAI,KAAK,IAAI;AAAA,EACf;AACF;AAEO,IAAM,UAAU,CAAC,SAA0B,IAAI,QAAQ,MAAM,IAAI,gBAAgB,CAAC;","names":["service","middleware"]}