@mridang/nestjs-auth/dist/roles.guard.js

A comprehensive Auth.js integration for NestJS applications with TypeScript support, framework-agnostic HTTP adapters, and role-based access control

var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
import { Injectable } from '@nestjs/common';
import { Reflector } from '@nestjs/core';
import { REQUIRED_ROLES_KEY } from './auth.decorators.js';
/**
 * Guard that enforces role-based access control. Works in conjunction
 * with the @RequireRoles() decorator to restrict access to routes based on
 * user roles stored in the session.
 *
 * @example
 * ```ts
 * @Controller('admin')
 * @UseGuards(RolesGuard)
 * export class AdminController {
 *   @Get('users')
 *   @RequireRoles('admin', 'moderator')
 *   getUsers() {
 *     // Only users with 'admin' or 'moderator' roles can access
 *   }
 * }
 * ```
 */
let RolesGuard = class RolesGuard {
    reflector;
    constructor(reflector) {
        this.reflector = reflector;
        //
    }
    /**
     * Determines if the current request should be allowed based on user roles.
     *
     * @param context - The execution context containing request and handler info
     * @returns true if access should be granted, false otherwise
     */
    canActivate(context) {
        const requiredRoles = this.reflector.getAllAndOverride(REQUIRED_ROLES_KEY, [context.getHandler(), context.getClass()]);
        if (!requiredRoles || requiredRoles.length === 0) {
            return true;
        }
        const request = context
            .switchToHttp()
            .getRequest();
        const userRoles = request.user?.roles ?? [];
        return requiredRoles.some((role) => userRoles.includes(role));
    }
};
RolesGuard = __decorate([
    Injectable(),
    __metadata("design:paramtypes", [Reflector])
], RolesGuard);
export { RolesGuard };
//# sourceMappingURL=roles.guard.js.map