.direnv/flake-profile

@@ -1 +0,0 @@
-flake-profile-4-link

.direnv/flake-profile-1-link

@@ -1 +0,0 @@
-/nix/store/3hvzb7brklcrpdggn78fnmi20i49jnys-nix-shell-env

.direnv/flake-profile-2-link

@@ -1 +0,0 @@
-/nix/store/amb6zvwfmy0l7yfdhrfaclcy4997fy03-nix-shell-env

.direnv/flake-profile-3-link

@@ -1 +0,0 @@
-/nix/store/rsadgr5y0wa25gvk7j7zcml5pf9ym3h5-nix-shell-env

.direnv/flake-profile-4-link

@@ -1 +0,0 @@
-/nix/store/amb6zvwfmy0l7yfdhrfaclcy4997fy03-nix-shell-env

.envrc

@@ -1 +0,0 @@
-use flake

.gitignore

@@ -40,3 +40,4 @@ testem.log
 # System files
 .DS_Store
 Thumbs.db
+.angular

.vscode/extensions.json

@@ -1,4 +0,0 @@
-{
-  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=827846
-  "recommendations": ["angular.ng-template"]
-}

.vscode/launch.json

@@ -1,20 +0,0 @@
-{
-  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
-  "version": "0.2.0",
-  "configurations": [
-    {
-      "name": "ng serve",
-      "type": "chrome",
-      "request": "launch",
-      "preLaunchTask": "npm: start",
-      "url": "http://localhost:4200/"
-    },
-    {
-      "name": "ng test",
-      "type": "chrome",
-      "request": "launch",
-      "preLaunchTask": "npm: test",
-      "url": "http://localhost:9876/debug.html"
-    }
-  ]
-}

.vscode/tasks.json

@@ -1,42 +0,0 @@
-{
-  // For more information, visit: https://go.microsoft.com/fwlink/?LinkId=733558
-  "version": "2.0.0",
-  "tasks": [
-    {
-      "type": "npm",
-      "script": "start",
-      "isBackground": true,
-      "problemMatcher": {
-        "owner": "typescript",
-        "pattern": "$tsc",
-        "background": {
-          "activeOnStart": true,
-          "beginsPattern": {
-            "regexp": "(.*?)"
-          },
-          "endsPattern": {
-            "regexp": "bundle generation complete"
-          }
-        }
-      }
-    },
-    {
-      "type": "npm",
-      "script": "test",
-      "isBackground": true,
-      "problemMatcher": {
-        "owner": "typescript",
-        "pattern": "$tsc",
-        "background": {
-          "activeOnStart": true,
-          "beginsPattern": {
-            "regexp": "(.*?)"
-          },
-          "endsPattern": {
-            "regexp": "bundle generation complete"
-          }
-        }
-      }
-    }
-  ]
-}

angular.json

@@ -16,16 +16,19 @@
             "outputPath": "dist/hotel-manager",
             "index": "src/index.html",
             "browser": "src/main.ts",
-            "polyfills": ["zone.js"],
+            "polyfills": [
+              "zone.js"
+            ],
             "tsConfig": "tsconfig.app.json",
             "assets": [
               {
                 "glob": "**/*",
                 "input": "public"
-              },
+              }
-              "src/assets"
+            ],
+            "styles": [
+              "src/styles.css"
             ],
-            "styles": ["src/styles.css"],
             "scripts": []
           },
           "configurations": {
@@ -70,7 +73,10 @@
         "test": {
           "builder": "@angular-devkit/build-angular:karma",
           "options": {
-            "polyfills": ["zone.js", "zone.js/testing"],
+            "polyfills": [
+              "zone.js",
+              "zone.js/testing"
+            ],
             "tsConfig": "tsconfig.spec.json",
             "assets": [
               {
@@ -78,11 +84,16 @@
                 "input": "public"
               }
             ],
-            "styles": ["src/styles.css"],
+            "styles": [
+              "src/styles.css"
+            ],
             "scripts": []
           }
         }
       }
     }
+  },
+  "cli": {
+    "analytics": false
   }
 }

devenv.nix

@@ -1,23 +0,0 @@
-{
-  name = "hotel-manager";
-
-  inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
-  };
-
-  packages = [
-    pkgs.nodePackages."@angular/cli"
-    pkgs.git
-    pkgs.bun
-  ];
-
-  services.ng-serve = {
-    description = "Angular Development Server";
-    start = ''
-      echo "Starting Angular server..."
-      ng serve --host 0.0.0.0 --port 4200
-    '';
-    restartIfChanged = true;
-    after = [ "network-online.target" ];
-  };
-}

flake.lock

@@ -1,27 +0,0 @@
-{
-  "nodes": {
-    "nixpkgs": {
-      "locked": {
-        "lastModified": 1725634671,
-        "narHash": "sha256-v3rIhsJBOMLR8e/RNWxr828tB+WywYIoajrZKFM+0Gg=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "574d1eac1c200690e27b8eb4e24887f8df7ac27c",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "root": {
-      "inputs": {
-        "nixpkgs": "nixpkgs"
-      }
-    }
-  },
-  "root": "root",
-  "version": 7
-}

flake.nix

@@ -1,31 +0,0 @@
-{
-  description = "Hotel-Manager";
-
-  inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
-  };
-
-  outputs = { self, nixpkgs, ... }:
-    let
-      system = "x86_64-linux";
-      pkgs = nixpkgs.legacyPackages.${system};
-    in
-    {
-      devShells.${system}.default =
-        pkgs.mkShell
-          {
-            buildInputs = [
-              pkgs.nodePackages."@angular/cli"
-              pkgs.git
-              pkgs.bun
-            ];
-
-            RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
-
-            shellHook = ''
-export CARGO_HOME=$HOME/.cargo
-export RUSTUP_HOME=$HOME/.rustup
-            '';
-          };
-    };
-}

package.json

@@ -10,23 +10,23 @@
   },
   "private": true,
   "dependencies": {
-    "@angular/animations": "^19.0.0",
+    "@angular/animations": "^18.2.3",
-    "@angular/common": "^19.0.0",
+    "@angular/common": "^18.2.3",
-    "@angular/compiler": "^19.0.0",
+    "@angular/compiler": "^18.2.3",
-    "@angular/core": "^19.0.0",
+    "@angular/core": "^18.2.3",
-    "@angular/forms": "^19.0.0",
+    "@angular/forms": "^18.2.3",
-    "@angular/platform-browser": "^19.0.0",
+    "@angular/platform-browser": "^18.2.3",
-    "@angular/platform-browser-dynamic": "^19.0.0",
+    "@angular/platform-browser-dynamic": "^18.2.3",
-    "@angular/router": "^19.0.0",
+    "@angular/router": "^18.2.3",
     "angular-in-memory-web-api": "^0.18.0",
     "rxjs": "~7.8.0",
     "tslib": "^2.3.0",
-    "zone.js": "~0.15.0"
+    "zone.js": "~0.14.3"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "^19.0.2",
+    "@angular-devkit/build-angular": "^18.2.3",
-    "@angular/cli": "^19.0.2",
+    "@angular/cli": "^18.2.3",
-    "@angular/compiler-cli": "^19.0.0",
+    "@angular/compiler-cli": "^18.2.3",
     "@types/jasmine": "~5.1.0",
     "autoprefixer": "^10.4.20",
     "jasmine-core": "~5.1.0",
@@ -35,8 +35,8 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "postcss": "^8.4.41",
+    "postcss": "^8.4.49",
-    "tailwindcss": "^3.4.10",
+    "tailwindcss": "^3.4.15",
     "typescript": "~5.5.2"
   }
 }

renovate.json

@@ -1,4 +0,0 @@
-{
-  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": ["local>Renovate/renovate-config"]
-}

sonar-project.properties

@@ -1 +0,0 @@
-sonar.projectKey=Hotel-Manager

src/app/Button/button.component.html

@@ -1,6 +0,0 @@
-<button
-  type="button"
-  class="px-6 py-2 bg-blue-500 text-white font-semibold rounded-lg shadow-md hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-blue-400 focus:ring-opacity-75"
->
-  {{ text }}
-</button>

src/app/Button/button.component.ts

@@ -1,10 +0,0 @@
-import { Component } from '@angular/core';
-
-@Component({
-  selector: 'app-button',
-  standalone: true,
-  templateUrl: './button.component.html',
-})
-export class ButtonComponent {
-  public text = 'Test';
-}

src/app/Child/child.component.html

@@ -1,12 +0,0 @@
-<h1 class="text-2xl font-bold mb-4">Child</h1>
-<p class="text-lg mb-2">Balance: {{ balance }}</p>
-<p [class.hidden]="!isBroke" class="text-red-500 mb-4">
-  I'm broke. Now I'm about as poor as Jan-Marlon.
-</p>
-<button
-  type="button"
-  (click)="takeMoney()"
-  class="px-6 py-2 bg-blue-500 text-white font-semibold rounded-lg shadow-md hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-blue-400 focus:ring-opacity-75"
->
-  Take Money
-</button>

src/app/Child/child.component.ts

@@ -1,25 +0,0 @@
-import { Component, Input, Output, EventEmitter } from '@angular/core';
-
-@Component({
-  selector: 'app-child',
-  standalone: true,
-  templateUrl: './child.component.html',
-})
-export class ChildComponent {
-  @Input() public balance: number = 0;
-  @Output() balanceChange = new EventEmitter<number>();
-
-  public isBroke = false;
-
-  public takeMoney() {
-    if (this.balance <= 0) {
-      this.isBroke = true;
-    } else {
-      this.balance -= 50;
-      if (this.balance == 0) {
-        this.isBroke = true;
-      }
-      this.balanceChange.emit(this.balance);
-    }
-  }
-}

src/app/HotelItem/HotelItem.component.html

@@ -1,37 +0,0 @@
-<p class="text-2xl font-bold text-gray-800 mb-2">Name: {{ hotel.hotelName }}</p>
-<p class="text-base text-gray-600 mb-4">Description: {{ hotel.description }}</p>
-<p class="text-lg font-medium text-green-600 mb-4">
-  Price:
-  {{
-    hotel.price
-      | currency
-        : getCurrencyCode(selectedLanguage)
-        : "symbol"
-        : "2.2-2"
-        : selectedLanguage
-  }}
-</p>
-<select
-  [ngModel]="selectedLanguage"
-  (ngModelChange)="languageChange($event)"
-  class="input-field block w-full p-2 border border-gray-300 rounded-md mb-4 focus:border-blue-500 focus:ring focus:ring-blue-200"
->
-  <option
-    *ngFor="let lang of langs"
-    [value]="lang.code"
-    [selected]="lang.lang == 'de'"
-  >
-    {{ lang.lang }}
-  </option>
-</select>
-<img
-  src="{{ hotel.imageUrl }}"
-  alt="Hotel"
-  class="w-full rounded-full h-auto animate-shake shadow-lg mb-4"
-/>
-<a
-  *ngIf="!isDetail"
-  routerLink="/hotels/{{ hotel.id }}"
-  class="submit-button text-blue-600 hover:text-blue-800 hover:underline mb-4 block"
-  >Details</a
->

src/app/HotelItem/HotelItem.component.ts

@@ -1,63 +0,0 @@
-import { Component, Injectable, Input } from '@angular/core';
-import { ChildComponent } from '../Child/child.component';
-import { Hotel } from './hotel';
-import { CurrencyPipe, NgFor, NgIf } from '@angular/common';
-import { FormsModule } from '@angular/forms';
-import { StarRatingComponent } from '../star-rating/star-rating.component';
-import { HttpClient } from '@angular/common/http';
-import { RouterLink } from '@angular/router';
-
-@Component({
-  selector: 'app-hotel-item',
-  standalone: true,
-  templateUrl: './HotelItem.component.html',
-  imports: [
-    ChildComponent,
-    CurrencyPipe,
-    FormsModule,
-    StarRatingComponent,
-    NgIf,
-    RouterLink,
-    NgFor,
-  ],
-})
-export class HotelItem {
-  @Input() public hotel!: Hotel;
-  public selectedLanguage?: string;
-
-  @Input() public isDetail: boolean = false;
-
-  public languageChange(lang: string) {
-    this.selectedLanguage = lang;
-    console.log(this.selectedLanguage);
-  }
-
-  public getCurrencyCode(langCode: string | undefined): string {
-    if (!langCode) return '';
-
-    for (let language of this.langs) {
-      if (language.code === langCode) {
-        return language.currency;
-      }
-    }
-    return '';
-  }
-
-  public langs = [
-    {
-      lang: 'en',
-      code: 'en-US',
-      currency: 'USD',
-    },
-    {
-      lang: 'cn',
-      code: 'cn-CN',
-      currency: 'CNY',
-    },
-    {
-      lang: 'de',
-      code: 'de-DE',
-      currency: 'EUR',
-    },
-  ];
-}

src/app/Parent/parent.component.html

@@ -1,8 +0,0 @@
-<div class="m-3">
-  <h1>Parent</h1>
-  <p>Kontostand: {{ balance }}</p>
-  <button type="button" class="button" (click)="addFifty()">Add Money</button>
-
-  <app-child [(balance)]="balance"></app-child>
-  <app-child [(balance)]="balance"></app-child>
-</div>

src/app/Parent/parent.component.ts

@@ -1,16 +0,0 @@
-import { Component } from '@angular/core';
-import { ChildComponent } from '../Child/child.component';
-
-@Component({
-  selector: 'app-parent',
-  standalone: true,
-  templateUrl: './parent.component.html',
-  imports: [ChildComponent],
-})
-export class ParentComponent {
-  public balance = 1000;
-
-  public addFifty() {
-    this.balance += 50;
-  }
-}

src/app/Parent/services/hotel.service.ts

@@ -1,47 +0,0 @@
-import { Injectable } from '@angular/core';
-import { Hotel } from '../../HotelItem/hotel';
-import { from, Observable } from 'rxjs';
-
-@Injectable()
-export class HotelService {
-  public getHotels(): Observable<Hotel> {
-    return from([
-      {
-        id: 1,
-        hotelName: 'Buea süßes Leben',
-        description: 'Schöne Aussicht am Meer',
-        price: 230.5,
-        imageUrl: 'assets/img/1.jpg',
-        rating: 3.5,
-        tags: ['test'],
-      },
-      {
-        id: 2,
-        hotelName: 'Marrakesch',
-        description: 'Genießen Sie den Blick auf die Berge',
-        price: 145.5,
-        imageUrl: 'assets/img/2.jpg',
-        rating: 5,
-        tags: ['test'],
-      },
-      {
-        id: 3,
-        hotelName: 'Abuja neuer Palast',
-        description: 'Kompletter Aufenthalt mit Autoservice',
-        price: 120.12,
-        imageUrl: 'assets/img/3.jpg',
-        rating: 4,
-        tags: ['test'],
-      },
-      {
-        id: 4,
-        hotelName: 'Kapstadt Stadt',
-        description: 'Wunderschönes Ambiente für Ihren Aufenthalt',
-        price: 135.12,
-        imageUrl: 'assets/img/4.jpg',
-        rating: 2.5,
-        tags: ['test'],
-      },
-    ]);
-  }
-}

src/app/Search/search.component.html

@@ -1,6 +0,0 @@
-<input
-  [(ngModel)]="input"
-  (ngModelChange)="update($event)"
-  class="border border-gray-300 rounded-md p-2 w-full focus:border-blue-500 focus:ring focus:ring-blue-200"
-  type="search"
-/>

src/app/Search/search.component.ts

@@ -1,20 +0,0 @@
-import { CommonModule } from '@angular/common';
-import { Component, NgModule } from '@angular/core';
-import { FormsModule, NgForm, NgModel } from '@angular/forms';
-import { Input, Output } from '@angular/core';
-import { EventEmitter } from '@angular/core';
-
-@Component({
-  selector: 'app-search',
-  standalone: true,
-  templateUrl: './search.component.html',
-  imports: [FormsModule],
-})
-export class SearchComponent {
-  @Input() public input: string = '';
-  @Output() inputChange = new EventEmitter<string>();
-
-  public update(e: string) {
-    this.inputChange.emit(e);
-  }
-}

src/app/api/api.ts

@@ -1,61 +0,0 @@
-import { InMemoryDbService } from 'angular-in-memory-web-api';
-
-import { Hotel } from '../HotelItem/hotel';
-
-/**
- * Initial data for in memory web api
- *
- * @export
- * @class HotelData
- * @implements {InMemoryDbService}
- */
-export class HotelData implements InMemoryDbService {
-  createDb(): Record<string, Hotel[]> {
-    const hotels: Hotel[] = [
-      {
-        id: 1,
-        hotelName: 'Buea sweet life',
-        description: 'Belle vue au bord de la mer',
-        price: 230.5,
-        imageUrl: 'assets/img/1.jpg',
-        rating: 3.5,
-        tags: ['nouveau'],
-      },
-      {
-        id: 2,
-        hotelName: 'Marakech',
-        description: 'Profitez de la vue sur les montagnes',
-        price: 145.5,
-        imageUrl: 'assets/img/2.jpg',
-        rating: 5,
-        tags: ['nouveau'],
-      },
-      {
-        id: 3,
-        hotelName: 'Abudja new look palace',
-        description: 'Séjour complet avec service de voitures',
-        price: 120.12,
-        imageUrl: 'assets/img/3.jpg',
-        rating: 4,
-        tags: ['nouveau'],
-      },
-      {
-        id: 4,
-        hotelName: 'Cape town city',
-        description: 'Magnifique cadre pour votre séjour',
-        price: 135.12,
-        imageUrl: 'assets/img/4.jpg',
-        rating: 2.5,
-        tags: ['nouveau'],
-      },
-    ];
-
-    return { hotels };
-  }
-
-  genId(hotels: Hotel[]): number {
-    return hotels.length > 0
-      ? Math.max(...hotels.map((hotel) => hotel.id)) + 1
-      : 1;
-  }
-}

src/app/app.component.css

@@ -1,3 +1 @@
-@tailwind base;
+
-@tailwind components;
-@tailwind utilities;

src/app/app.component.html

@@ -1,5 +0,0 @@
-<router-outlet></router-outlet>
-<!-- <p>ID: {{response.id}}</p> -->
-<!-- <p>userId: {{response.userId}}</p> -->
-<!-- <p>title: {{response.title}}</p> -->
-<!-- <p>completed: {{response.completed}}</p> -->

src/app/app.component.spec.ts

@@ -24,8 +24,6 @@ describe('AppComponent', () => {
     const fixture = TestBed.createComponent(AppComponent);
     fixture.detectChanges();
     const compiled = fixture.nativeElement as HTMLElement;
-    expect(compiled.querySelector('h1')?.textContent).toContain(
+    expect(compiled.querySelector('h1')?.textContent).toContain('Hello, hotel-manager');
-      'Hello, hotel-manager',
-    );
   });
 });

src/app/app.component.ts

@@ -1,38 +1,70 @@
-import { Component, Injectable } from '@angular/core';
+import {Component, OnInit} from '@angular/core';
-import { HotelItem } from './HotelItem/HotelItem.component';
+import {HotelsComponent} from "./hotel/hotels.component";
-import { SearchComponent } from './Search/search.component';
+import {IdkComponent} from "./idek/idk.component";
-import {
+import {filter, from, map, reduce} from "rxjs";
-  AsyncPipe,
+import {RouterOutlet} from "@angular/router";
-  NgFor,
-  NgForOf,
-  NgIf,
-  UpperCasePipe,
-} from '@angular/common';
-import { TextPipe } from '../text.pipe';
-import { HotelService } from './Parent/services/hotel.service';
-import { inject } from '@angular/core';
-import { filter, from, last, map, Observable, scan } from 'rxjs';
-import { HttpClient } from '@angular/common/http';
-import { Hotel } from './HotelItem/hotel';
-import { RouterOutlet } from '@angular/router';
 
-@Injectable({ providedIn: 'root' })
 @Component({
   selector: 'app-root',
   standalone: true,
-  imports: [
+  imports: [HotelsComponent, IdkComponent, RouterOutlet],
-    RouterOutlet,
+  template: `
-    NgFor,
+    <router-outlet />
-    NgForOf,
+  `
-    NgIf,
-    HotelItem,
-    SearchComponent,
-    UpperCasePipe,
-    TextPipe,
-    AsyncPipe,
-  ],
-  templateUrl: './app.component.html',
-  providers: [HotelService],
-  styleUrl: './app.component.css',
 })
-export class AppComponent {}
+export class AppComponent implements OnInit {
+  ngOnInit() {
+    const users = [
+      {
+        name: 'John',
+        age: 15,
+      },
+      {
+        name: 'Alice',
+        age: 16,
+      },
+      {
+        name: 'Bob',
+        age: 45,
+      },
+      {
+        name: 'Eve',
+        age: 29,
+      },
+      {
+        name: 'Charlie',
+        age: 52,
+      },
+      {
+        name: 'Dave',
+        age: 41,
+      },
+      {
+        name: 'Mallory',
+        age: 37,
+      },
+      {
+        name: 'Trent',
+        age: 48,
+      },
+      {
+        name: 'Peggy',
+        age: 26,
+      },
+      {
+        name: 'Victor',
+        age: 39,
+      }
+    ];
+
+    from(users).pipe(
+      filter(user => user.age >= 18),
+      reduce((acc, user) => {
+        acc.age += user.age
+        acc.count++;
+        return acc;
+      }, {age: 0, count: 0}),
+      map(data => data.age / data.count),
+    ).subscribe((data) => {console.log("avg age: ", data)});
+  }
+}

src/app/app.config.ts

@@ -1,25 +1,22 @@
-import {
+import {ApplicationConfig, importProvidersFrom, provideZoneChangeDetection} from '@angular/core';
-  ApplicationConfig,
-  importProvidersFrom,
-  provideZoneChangeDetection,
-} from '@angular/core';
 import { provideRouter } from '@angular/router';
-import localeDe from '@angular/common/locales/de';
-import localeCn from '@angular/common/locales/zh-Hans';
-
 import { routes } from './app.routes';
-import { registerLocaleData } from '@angular/common';
+import {registerLocaleData} from "@angular/common";
-import { provideHttpClient } from '@angular/common/http';
+import localeDe from "@angular/common/locales/de"
-import { InMemoryWebApiModule } from 'angular-in-memory-web-api';
+import localeCn from "@angular/common/locales/en"
-import { HotelData } from './api/api';
+import localeJap from "@angular/common/locales/en"
+import {provideHttpClient} from "@angular/common/http";
+import {InMemoryWebApiModule} from "angular-in-memory-web-api";
+import {HotelDataService} from "./service/HotelData.service";
 
-registerLocaleData(localeDe, 'de-DE');
+registerLocaleData(localeDe, 'de-DE')
-registerLocaleData(localeCn, 'cn-CN');
+registerLocaleData(localeCn, 'cn-CN')
+registerLocaleData(localeJap, 'ja-JP')
 export const appConfig: ApplicationConfig = {
   providers: [
     provideZoneChangeDetection({ eventCoalescing: true }),
     provideRouter(routes),
     provideHttpClient(),
-    importProvidersFrom(InMemoryWebApiModule.forRoot(HotelData)),
+    importProvidersFrom(InMemoryWebApiModule.forRoot(HotelDataService))
-  ],
+  ]
 };

src/app/app.routes.ts

@@ -1,26 +1,22 @@
-import { Routes } from '@angular/router';
+import {Routes} from '@angular/router';
-import { HotelListComponent } from './hotel-list/hotel-list.component';
+import {HotelsComponent} from "./hotel/hotels.component";
-import { TestComponent } from './test/test.component';
+import {HotelComponent} from "./hotel/hotel.component";
-import { NewHotelComponent } from './new-hotel/new-hotel.component';
+import {CreateHotelComponent} from "./hotel/create-hotel.component";
 
 export const routes: Routes = [
   {
-    path: '',
+    path: 'hotels',
-    component: HotelListComponent,
+    component: HotelsComponent,
+    title: 'Hotels',
   },
   {
-    path: 'hotels/:id',
+    path: 'hotels/new',
-    loadComponent: () =>
+    component: CreateHotelComponent,
-      import('./hotel-details/hotel-details.component').then(
+    title: 'New Hotel'
-        (c) => c.HotelDetailsComponent,
-      ),
   },
   {
-    path: 'testing',
+    path: 'hotels/:hotelId',
-    component: TestComponent,
+    component: HotelComponent,
-  },
+    title: 'Hotel',
-  {
+  }
-    path: 'new',
-    component: NewHotelComponent,
-  },
 ];

src/app/crossValidator.service.ts

@@ -1,36 +0,0 @@
-import {
-  AbstractControl,
-  FormGroup,
-  ValidationErrors,
-  ValidatorFn,
-} from '@angular/forms';
-
-export class CrossValidator {
-  public crossValidate() {
-    return (control: AbstractControl): ValidationErrors | null => {
-      if (!(control instanceof FormGroup)) {
-        return null;
-      }
-
-      const contactType = control.get('contactType')?.value;
-
-      if (contactType == ('None' || null)) return null;
-
-      let error = null;
-      if (contactType == 'Email') {
-        error =
-          control.get('email')?.value != control.get('emailConfirmation')?.value
-            ? { mismatchEmail: true }
-            : null;
-      } else {
-        error =
-          control.get('phone')?.value != control.get('phoneConfirmation')?.value
-            ? { mismatchPhone: true }
-            : null;
-      }
-
-      console.log('Error: ', error);
-      return error;
-    };
-  }
-}

src/app/currency/currency.component.ts

@@ -0,0 +1,57 @@
+import {Component, EventEmitter, Output} from "@angular/core";
+import {FormsModule, ReactiveFormsModule} from "@angular/forms";
+import {Lang} from "../idek/lang";
+
+
+@Component({
+  standalone: true,
+  selector: "app-currency",
+  imports: [
+    ReactiveFormsModule,
+    FormsModule
+  ],
+  template: `
+    <select [ngModel]="currency" (ngModelChange)="setCurrency($event)">
+      @for (currency of currencies; track currency.code) {
+        <option value="{{currency.name}}">{{ currency.name }}</option>
+      }
+    </select>
+  `
+})
+export class CurrencyComponent {
+
+  @Output()
+  public currency: EventEmitter<Lang> = new EventEmitter();
+
+  public currencies: Lang[] = [
+    {
+      name: 'de',
+      code: 'de-DE',
+      currency: 'EUR'
+    },
+    {
+      name: 'en',
+      code: 'en-US',
+      currency: 'USD'
+    },
+    {
+      name: 'jap',
+      code: 'ja-JP',
+      currency: 'JPY'
+    },
+    {
+      name: 'cn',
+      code: 'cn-CN',
+      currency: 'CNY'
+    }
+  ]
+
+  public setCurrency(currencyInput: string): void {
+    for (const currency of this.currencies) {
+      if (currency.name === currencyInput) {
+        this.currency.emit(currency);
+        break;
+      }
+    }
+  }
+}

src/app/hotel-details/hotel-details.component.html

@@ -1,5 +0,0 @@
-@if (hotel) {
-  <app-hotel-item [hotel]="hotel" [isDetail]="true"></app-hotel-item>
-  <app-hotel-form [hotel]="hotel"></app-hotel-form>
-  <button class="delete-button" (click)="delete()">😠 DELETE</button>
-}

src/app/hotel-details/hotel-details.component.spec.ts

@@ -1,22 +0,0 @@
-import { ComponentFixture, TestBed } from '@angular/core/testing';
-
-import { HotelDetailsComponent } from './hotel-details.component';
-
-describe('HotelDetailsComponent', () => {
-  let component: HotelDetailsComponent;
-  let fixture: ComponentFixture<HotelDetailsComponent>;
-
-  beforeEach(async () => {
-    await TestBed.configureTestingModule({
-      imports: [HotelDetailsComponent],
-    }).compileComponents();
-
-    fixture = TestBed.createComponent(HotelDetailsComponent);
-    component = fixture.componentInstance;
-    fixture.detectChanges();
-  });
-
-  it('should create', () => {
-    expect(component).toBeTruthy();
-  });
-});

src/app/hotel-details/hotel-details.component.ts

@@ -1,61 +0,0 @@
-import { HttpClient } from '@angular/common/http';
-import { Component, OnInit } from '@angular/core';
-import { ActivatedRoute, Router } from '@angular/router';
-import { Hotel } from '../HotelItem/hotel';
-import { CurrencyPipe, NgFor, NgForOf, NgIf } from '@angular/common';
-import { StarRatingComponent } from '../star-rating/star-rating.component';
-import { HotelItem } from '../HotelItem/HotelItem.component';
-import { catchError, EMPTY } from 'rxjs';
-import { HotelFormComponent } from '../hotel-form/hotel-form.component';
-
-@Component({
-  selector: 'app-hotel-details',
-  standalone: true,
-  imports: [
-    CurrencyPipe,
-    StarRatingComponent,
-    HotelItem,
-    HotelFormComponent,
-    NgIf,
-    NgForOf,
-  ],
-  templateUrl: './hotel-details.component.html',
-  styleUrl: './hotel-details.component.css',
-})
-export class HotelDetailsComponent implements OnInit {
-  public hotel: any;
-
-  constructor(
-    private route: ActivatedRoute,
-    private http: HttpClient,
-    private router: Router,
-  ) {}
-
-  delete(): void {
-    if (confirm('Are u sure u want to delete this hotel')) {
-      this.http
-        .delete<Hotel>('/api/hotels/' + this.route.snapshot.paramMap.get('id'))
-        .subscribe();
-      this.router.navigate(['/']);
-    }
-  }
-
-  ngOnInit(): void {
-    const routeParams = this.route.snapshot.paramMap;
-    const hotelId = routeParams.get('id');
-
-    this.http
-      .get<Hotel>('api/hotels/' + hotelId)
-      .pipe(
-        catchError(() => {
-          alert('Not Found');
-          this.router.navigate(['/']);
-
-          return EMPTY;
-        }),
-      )
-      .subscribe((res) => {
-        this.hotel = res;
-      });
-  }
-}

src/app/hotel-form/hotel-form.component.html

@@ -1,47 +0,0 @@
-<p>hotel-form works!</p>
-<h1>{{ errorMsg }}</h1>
-<form [formGroup]="hotelForm">
-  <label for="name">Name</label>
-  <div class="text-red-500 text-5xl font-bold" *ngIf="errorMessages['name']">
-    {{ errorMessages["name"] }}
-  </div>
-  <input
-    type="text"
-    class="border-red-500 text-3xl border-3 rounded-full bg-gray-500 font-bold p-3 m-3 border-8"
-    id="name"
-    formControlName="name"
-  />
-  <label for="description">Description</label>
-  <div class="text-red" *ngIf="errorMessages['description']">
-    {{ errorMessages["description"] }}
-  </div>
-  <input
-    type="text"
-    class="input-field"
-    [class.border-8]="hotelForm.get('description')?.invalid"
-    id="description"
-    formControlName="description"
-  />
-  <label for="price">Price</label>
-  <div class="text-red" *ngIf="errorMessages['price']">
-    {{ errorMessages["price"] }}
-  </div>
-  <input
-    type="number"
-    class="input-field"
-    [class.border-8]="
-      hotelForm.get('price')?.invalid && hotelForm.get('price')?.touched
-    "
-    id="price"
-    formControlName="price"
-  />
-  <button
-    class="submit-button"
-    (click)="submit()"
-    [disabled]="!hotelForm.valid"
-    type="submit"
-  >
-    😃 Submit
-  </button>
-  <a class="back-button" routerLink="/">😭 Cancel</a>
-</form>

src/app/hotel-form/hotel-form.component.spec.ts

@@ -1,22 +0,0 @@
-import { ComponentFixture, TestBed } from '@angular/core/testing';
-
-import { HotelFormComponent } from './hotel-form.component';
-
-describe('HotelFormComponent', () => {
-  let component: HotelFormComponent;
-  let fixture: ComponentFixture<HotelFormComponent>;
-
-  beforeEach(async () => {
-    await TestBed.configureTestingModule({
-      imports: [HotelFormComponent],
-    }).compileComponents();
-
-    fixture = TestBed.createComponent(HotelFormComponent);
-    component = fixture.componentInstance;
-    fixture.detectChanges();
-  });
-
-  it('should create', () => {
-    expect(component).toBeTruthy();
-  });
-});

src/app/hotel-form/hotel-form.component.ts

@@ -1,90 +0,0 @@
-import { Component, Input } from '@angular/core';
-import { Hotel } from '../HotelItem/hotel';
-import {
-  AbstractControl,
-  FormControl,
-  FormGroup,
-  ReactiveFormsModule,
-  Validators,
-} from '@angular/forms';
-import { NgFor, NgIf } from '@angular/common';
-import { HttpClient } from '@angular/common/http';
-import { Router, RouterLink } from '@angular/router';
-
-@Component({
-  selector: 'app-hotel-form',
-  standalone: true,
-  imports: [ReactiveFormsModule, NgIf, NgFor, RouterLink],
-  templateUrl: './hotel-form.component.html',
-  styleUrl: './hotel-form.component.css',
-})
-export class HotelFormComponent {
-  @Input() public hotel!: Hotel;
-  public hotelForm!: FormGroup;
-  public errorMsg: string = 'testing';
-  errorMessages: Record<string, string> = {};
-
-  constructor(
-    public http: HttpClient,
-    public router: Router,
-  ) {}
-
-  private validationErrorMessages: Record<string, string> = {
-    required: 'This field is required',
-    minlength: 'The value is too short',
-    maxlength: 'The value is too long',
-    pattern: 'The value format is incorrect',
-  };
-
-  setMessage(value: AbstractControl): void {
-    if ((value.touched || value.dirty) && value.errors) {
-      this.errorMsg = Object.keys(value.errors)
-        .map((key) => {
-          console.log(this.validationErrorMessages[key]);
-          return this.validationErrorMessages[key] || `Unknown error: ${key}`;
-        })
-        .join(' ');
-    }
-  }
-
-  updateErrorMessages(): void {
-    this.errorMessages = {};
-
-    Object.keys(this.hotelForm.controls).forEach((field) => {
-      const control = this.hotelForm.get(field);
-
-      if (control && control.errors) {
-        this.errorMessages[field] = Object.keys(control.errors)
-          .map(
-            (errorKey) =>
-              this.validationErrorMessages[errorKey] ||
-              `Unknown error: ${errorKey}`,
-          )
-          .join(' ');
-      }
-    });
-  }
-
-  ngOnInit(): void {
-    this.hotelForm = new FormGroup({
-      name: new FormControl(this.hotel.hotelName, Validators.required),
-      description: new FormControl(this.hotel.description, Validators.required),
-      price: new FormControl(this.hotel.price, Validators.required),
-    });
-
-    // this.hotelForm.valueChanges.subscribe(data => this.setMessage(this.hotelForm.get("name")!));
-    // this.hotelForm.valueChanges.subscribe(data => this.setMessage(this.hotelForm.get("description")!));
-    // this.hotelForm.valueChanges.subscribe(data => this.setMessage(this.hotelForm.get("price")!));
-    //
-    this.hotelForm.valueChanges.subscribe(() => this.updateErrorMessages());
-  }
-
-  submit(): void {
-    this.hotel.hotelName = this.hotelForm.get('name')?.value;
-    this.hotel.description = this.hotelForm.get('description')?.value;
-    this.hotel.price = this.hotelForm.get('price')?.value;
-    console.log(this.hotelForm.value);
-    this.http.put('/api/hotels/' + this.hotel.id, this.hotel).subscribe();
-    this.router.navigate(['/']);
-  }
-}

src/app/hotel-list/hotel-list.component.html

@@ -1,15 +0,0 @@
-<div class="container p-4 mx-auto max-w-4xl">
-  <button (click)="loadTest2()">Load Test2</button>
-  <ng-container #test2></ng-container>
-  <h1 class="mt-6">{{ "hello" | uppercase | text }}</h1>
-  <a class="submit-button" routerLink="/new">CREATE NEW HOTEL</a>
-  <app-search [(input)]="search"></app-search>
-  @if (hotels[0].hotelName) {
-    <div *ngFor="let hotel of hotels">
-      <app-hotel-item
-        *ngIf="hotel.hotelName.toLowerCase().includes(search.toLowerCase())"
-        [hotel]="hotel"
-      ></app-hotel-item>
-    </div>
-  }
-</div>

src/app/hotel-list/hotel-list.component.spec.ts

@@ -1,22 +0,0 @@
-import { ComponentFixture, TestBed } from '@angular/core/testing';
-
-import { HotelListComponent } from './hotel-list.component';
-
-describe('HotelListComponent', () => {
-  let component: HotelListComponent;
-  let fixture: ComponentFixture<HotelListComponent>;
-
-  beforeEach(async () => {
-    await TestBed.configureTestingModule({
-      imports: [HotelListComponent],
-    }).compileComponents();
-
-    fixture = TestBed.createComponent(HotelListComponent);
-    component = fixture.componentInstance;
-    fixture.detectChanges();
-  });
-
-  it('should create', () => {
-    expect(component).toBeTruthy();
-  });
-});

src/app/hotel-list/hotel-list.component.ts

@@ -1,94 +0,0 @@
-import { CommonModule, NgFor, NgIf, UpperCasePipe } from '@angular/common';
-import { Component, inject, ViewChild, ViewContainerRef } from '@angular/core';
-import { TextPipe } from '../../text.pipe';
-import { SearchComponent } from '../Search/search.component';
-import { HotelService } from '../Parent/services/hotel.service';
-import { Hotel } from '../HotelItem/hotel';
-import { HttpClient } from '@angular/common/http';
-import { filter, from, last, map, Observable, scan } from 'rxjs';
-import { HotelItem } from '../HotelItem/HotelItem.component';
-import { RouterLink } from '@angular/router';
-
-interface User {
-  name: string;
-  age: number;
-}
-
-@Component({
-  selector: 'app-hotel-list',
-  standalone: true,
-  imports: [
-    UpperCasePipe,
-    TextPipe,
-    SearchComponent,
-    HotelItem,
-    NgFor,
-    NgIf,
-    RouterLink,
-  ],
-  templateUrl: './hotel-list.component.html',
-  styleUrl: './hotel-list.component.css',
-})
-export class HotelListComponent {
-  public search: string = '';
-  public hotelService: HotelService = inject(HotelService);
-  public response: any = null;
-  public hotels: Array<Hotel> = [{} as Hotel];
-
-  @ViewChild('test2', { read: ViewContainerRef })
-  private test2ViewContainerRef!: ViewContainerRef;
-
-  constructor(private http: HttpClient) { }
-
-  async loadTest2() {
-    for (let i = 0; i < 1; i++) {
-      const { Test2Component } = await import('../test2/test2.component');
-
-      this.test2ViewContainerRef.createComponent(Test2Component);
-    }
-  }
-
-  ngOnInit() {
-    this.http.get<Array<Hotel>>('api/hotels').subscribe((res) => {
-      this.hotels = res;
-    });
-
-    const users = [
-      { name: 'Max', age: 21 },
-      { name: 'Peter', age: 31 },
-      { name: 'Hans', age: 13 },
-      { name: 'Klaus', age: 51 },
-      { name: 'Dieter', age: 1 },
-      { name: 'Jan-Marlon', age: 3 },
-    ];
-
-    const stream: Observable<User> = from(users);
-
-    stream
-      .pipe(
-        filter((user) => user.age > 18),
-        scan((acc, user) => acc + user.age, 0),
-        map((ageSum, index) => ageSum / (index + 1)),
-        last(),
-      )
-      .subscribe(console.log);
-
-    // const stream: Observable<number | string> = from([5, 1, 2, 12, 5, 14, 17, 5, "testing"]);
-
-    // stream.pipe(
-    //  filter((value) => typeof value === "number"),
-    //  tap((value) => console.log("Zahl:" + value)),
-    //  filter((value: number) => value % 2 === 0),
-    //  tap((value) => console.log("Gerade Zahl: " + value)),
-    //  toArray(),
-    //).subscribe(console.log);
-  }
-
-  public test() {
-    console.log(this.search);
-  }
-
-  // public foundHotels = this.hotels.pipe(
-  //   filter((hotel) => hotel.hotelName.includes(this.search)),
-  // );
-}

src/app/hotel/create-hotel.component.ts

@@ -0,0 +1,29 @@
+import {Component, inject} from "@angular/core";
+import {Hotel} from "./hotel";
+import {HotelService} from "../service/hotel.service";
+import {EditHotelComponent} from "./edit-hotel.component";
+import {Router} from "@angular/router";
+
+
+@Component({
+  selector: "app-create-hotel",
+  standalone: true,
+  imports: [
+    EditHotelComponent
+  ],
+  template: `
+    <app-edit-hotel (updateHotel)="create($event)"></app-edit-hotel>
+  `
+})
+export class CreateHotelComponent {
+
+  hotelService: HotelService = inject(HotelService);
+
+  router: Router = inject(Router);
+
+  create(hotel: Hotel) {
+    this.hotelService.createHotel(hotel).subscribe();
+
+    this.router.navigate(['/hotels']);
+  }
+}

src/app/hotel/delete-hotel.component.ts

@@ -0,0 +1,27 @@
+import {Component, inject, Input} from "@angular/core";
+import {HotelService} from "../service/hotel.service";
+import {Router} from "@angular/router";
+
+
+@Component({
+  selector: 'app-delete-hotel',
+  standalone: true,
+  template: `
+    <button (click)="delete()">Delete Hotel</button>
+  `
+})
+export class DeleteHotelComponent {
+  @Input()
+  id: number = 0;
+
+  hotelService: HotelService = inject(HotelService);
+
+  router: Router = inject(Router);
+
+  delete() {
+    if (confirm('Are you sure?')) {
+      this.hotelService.deleteById(this.id).subscribe()
+      this.router.navigate(['/hotels']);
+    }
+  }
+}

src/app/hotel/edit-hotel.component.ts

@@ -0,0 +1,118 @@
+import {Component, EventEmitter, Input, OnInit, Output} from '@angular/core';
+import {
+  AbstractControl,
+  FormArray,
+  FormControl,
+  FormGroup,
+  FormsModule,
+  ReactiveFormsModule,
+  Validators
+} from "@angular/forms";
+import {Hotel} from "./hotel";
+import {RouterLink} from "@angular/router";
+import {NgForOf} from "@angular/common";
+import {TagComponent} from "./tag.component";
+
+@Component({
+  selector: 'app-edit-hotel',
+  standalone: true,
+  imports: [
+    FormsModule,
+    ReactiveFormsModule,
+    RouterLink,
+    NgForOf,
+    TagComponent
+  ],
+  template: `
+    <ng-form [formGroup]="form" (ngSubmit)="submit()">
+      <label for="name">Name</label>
+      <br>
+      <input id="name" type="text" formControlName="name">
+      <br>
+      <label for="description">Description</label>
+      <br>
+      <input id="description" type="text" formControlName="description">
+      <br>
+      <label for="price">Price</label>
+      <br>
+      <input id="price" type="number" formControlName="price">
+      <br>
+      <label for="rating">Rating</label>
+      <br>
+      <input id="rating" type="number" formControlName="rating" min="0" max="5">
+      <br>
+      <br>
+      <button (click)="addTag()">+</button>
+      <div formArrayName="tags">
+        <div *ngFor="let tag of getTags().controls; let i = index">
+          <input type="text" placeholder="tag" [formControlName]="i">
+          <button (click)="deleteTag(tag)">-</button>
+        </div>
+      </div>
+      <br>
+      <br>
+      <button type="submit" (click)="submit()">Submit</button>
+    </ng-form>
+
+    <button routerLink="/hotels">back</button>
+  `,
+})
+export class EditHotelComponent implements OnInit {
+  @Input()
+  hotel: Hotel | null = null;
+
+  @Output()
+  updateHotel: EventEmitter<Hotel> = new EventEmitter
+
+  form!: FormGroup
+
+  ngOnInit(): void {
+    const tags = [];
+
+    for (const tag of this.hotel?.tags ?? []) {
+      tags.push(new FormControl(tag, [Validators.required]));
+    }
+
+    console.log(tags)
+    this.form = new FormGroup({
+      name: new FormControl(this.hotel?.hotelName, [Validators.required]),
+      description: new FormControl(this.hotel?.description, [Validators.required]),
+      price: new FormControl(this.hotel?.price, [Validators.required]),
+      rating: new FormControl(this.hotel?.rating, [Validators.required, Validators.min(0), Validators.max(5)]),
+      tags: new FormArray(tags),
+    })
+  }
+
+  submit() {
+    if (!this.form.valid) {
+      console.error('Form invalid');
+
+    }
+
+    const hotel: Hotel = {
+      imageUrl: this.hotel?.imageUrl ?? "",
+      hotelName: this.form.value.name,
+      description: this.form.value.description,
+      price: this.form.value.price,
+      rating: this.form.value.rating,
+      id: this.hotel?.id ?? 0,
+      tags: this.form.value.tags ?? []
+    };
+    console.log(hotel)
+    this.updateHotel.emit(hotel)
+
+    this.hotel = hotel;
+  }
+
+  getTags() {
+    return this.form.controls['tags'] as FormArray;
+  }
+
+  addTag() {
+    this.getTags().push(new FormControl('', [Validators.required]));
+  }
+
+  deleteTag(tagElement: AbstractControl) {
+    this.getTags().removeAt(this.getTags().controls.indexOf(tagElement));
+  }
+}

src/app/hotel/hotel.component.ts

@@ -0,0 +1,61 @@
+import {Component, inject, OnInit} from "@angular/core";
+import {Hotel} from "./hotel"
+import {CurrencyPipe, NgOptimizedImage} from "@angular/common";
+import {Lang} from "../idek/lang";
+import {StarComponent} from "../star/star.component";
+import {ActivatedRoute} from "@angular/router";
+import {HotelService} from "../service/hotel.service";
+import {catchError, EMPTY} from "rxjs";
+import {EditHotelComponent} from "./edit-hotel.component";
+import {DeleteHotelComponent} from "./delete-hotel.component";
+
+
+@Component({
+  standalone: true,
+  selector: 'app-hotel',
+  imports: [
+    CurrencyPipe,
+    StarComponent,
+    NgOptimizedImage,
+    EditHotelComponent,
+    DeleteHotelComponent
+  ],
+  template: `
+    <div style="border: white 2px; border-radius: 2px">
+      @if (hotel && !alert) {
+        <app-edit-hotel [hotel]="hotel" (updateHotel)="update($event)" />
+        <app-delete-hotel [id]="hotel.id" />
+      } @else if(alert) {
+        <h2>{{alert}}</h2>
+      } @else {
+        <h2>loading</h2>
+      }
+
+    </div>
+  `
+})
+export class HotelComponent implements OnInit {
+  protected currency: Lang = {name: 'de', code: 'de-DE', currency: 'EUR'}
+
+  protected hotel!: Hotel;
+
+  protected alert: string|undefined
+
+  private route: ActivatedRoute = inject(ActivatedRoute);
+
+  private hotelService: HotelService = inject(HotelService);
+
+  ngOnInit(): void {
+    const hotelId = this.route.snapshot.params['hotelId'];
+    this.hotelService.getHotelById(hotelId)
+      .pipe(catchError((err) => {
+      this.alert = `Hotel could not be retrieved: ${err.message}`
+      return EMPTY;
+    }))
+      .subscribe({next: (hotel: Hotel) => {this.hotel = hotel}})
+  }
+
+  update(hotel: Hotel): void {
+    this.hotelService.updateHotelById(hotel).subscribe()
+  }
+}

src/app/hotel/hotel.ts

@@ -5,7 +5,5 @@ export interface Hotel {
   price: number;
   imageUrl: string;
   rating: number;
-  tags: Array<string>;
+  tags: string[];
-  email?: string;
-  phone?: string;
 }

src/app/hotel/hotels.component.ts

@@ -0,0 +1,49 @@
+import {Component, inject} from "@angular/core";
+import {HotelComponent} from "./hotel.component";
+import {Hotel} from "./hotel";
+import {FormsModule} from "@angular/forms";
+import {Lang} from "../idek/lang";
+import {HotelService} from "../service/hotel.service";
+import {filter, Observable, toArray} from "rxjs";
+import {AsyncPipe} from "@angular/common";
+import {CurrencyComponent} from "../currency/currency.component";
+import {RouterLink} from "@angular/router";
+import {StarComponent} from "../star/star.component";
+
+@Component({
+  standalone: true,
+  template: `
+    <app-currency (currency)="currency = $event"></app-currency>
+    <form>
+      <input name="search" [ngModel]="search" (ngModelChange)="searchEvent($event)">
+    </form>
+    <p routerLink="/hotels/new">Create Hotel</p>
+    @for (hotel of (matchingHotels | async); track hotel.id) {
+      <div>{{hotel.hotelName}}</div>
+      <img src="{{hotel.imageUrl}}" alt="{{hotel.hotelName}}" height="64" width="64">
+      <br>
+      <button routerLink="{{hotel.id}}">Details</button>
+      <hr>
+    } @empty {
+      <h1>no matching results for {{ search }}</h1>
+    }
+  `,
+  imports: [FormsModule, HotelComponent, AsyncPipe, CurrencyComponent, RouterLink, StarComponent],
+  providers: [HotelService],
+  selector: 'app-hotels'
+})
+export class HotelsComponent {
+
+  public currency: Lang = {name: 'de', code: 'de-DE', currency: 'EUR'};
+
+  public search: string = '';
+
+  private hotelService: HotelService= inject(HotelService);
+
+  public matchingHotels: Observable<Hotel[]> = this.hotelService.getHotels();
+
+  public searchEvent(input: string) {
+    this.search = input.toLowerCase();
+
+  }
+}

src/app/hotel/tag.component.ts

@@ -0,0 +1,33 @@
+import {Component, EventEmitter, Input, Output} from "@angular/core";
+import {AbstractControl, ControlContainer, FormGroupDirective, ReactiveFormsModule} from "@angular/forms";
+import {JsonPipe} from "@angular/common";
+
+
+@Component({
+  standalone: true,
+  selector: 'app-tag',
+  imports: [
+    ReactiveFormsModule,
+    JsonPipe
+  ],
+  viewProviders: [
+    {
+      provide: ControlContainer,
+      useExisting: FormGroupDirective
+    }
+  ],
+  template: `
+  `
+})
+export class TagComponent {
+
+  @Input()
+  tagElement!: AbstractControl;
+
+  @Output()
+  deleteEvent: EventEmitter<AbstractControl> = new EventEmitter();
+
+  delete() {
+    this.deleteEvent.emit(this.tagElement);
+  }
+}

src/app/idek/idk.component.ts

@@ -0,0 +1,53 @@
+import {Component} from "@angular/core";
+import {CurrencyPipe} from "@angular/common";
+import {FormsModule} from "@angular/forms";
+import {Lang} from "./lang";
+
+@Component({
+  selector: 'app-idk',
+  standalone: true,
+  imports: [CurrencyPipe, FormsModule],
+  template: `
+    <select [ngModel]="currency" (ngModelChange)="setCurrency($event)">
+      @for (currency of currencies; track null) {
+        <option value="{{currency.name}}">{{currency.name}}</option>
+      }
+    </select>
+    {{ 234 | currency : currency.currency : 'symbol' : '2.2-2' : currency.code }}
+  `
+})
+export class IdkComponent {
+  public currency: Lang = {name: 'de', code: 'de-DE', currency: 'EUR'};
+
+  public currencies: Lang[] = [
+    {
+      name: 'de',
+      code: 'de-DE',
+      currency: 'EUR'
+    },
+    {
+      name: 'en',
+      code: 'en-US',
+      currency: 'USD'
+    },
+    {
+      name: 'jap',
+      code: 'ja-JP',
+      currency: 'JPY'
+    },
+    {
+      name: 'cn',
+      code: 'cn-CN',
+      currency: 'CNY'
+    }
+  ]
+
+  public setCurrency(currencyInput: string): void {
+    for (const currency of this.currencies) {
+      if (currency.name === currencyInput) {
+        this.currency = currency;
+          break;
+      }
+    }
+  }
+}

src/app/idek/lang.ts

@@ -0,0 +1,5 @@
+export interface Lang {
+  code: string;
+  name: string;
+  currency: string;
+}

src/app/idek/test.pipe.ts

@@ -0,0 +1,11 @@
+import {Pipe, PipeTransform} from "@angular/core";
+
+@Pipe({
+  name: 'idk',
+  standalone: true,
+})
+export class TestPipe implements PipeTransform {
+  transform(value: string): string {
+    return value.toLowerCase().replaceAll('l', 'p');
+  }
+}

src/app/new-hotel/new-hotel.component.html

@@ -1,120 +0,0 @@
-<p>Create Hotel</p>
-
-<form [formGroup]="hotelForm">
-  <div class="text-red-500 bg-white m-3" *ngIf="errorMessages['form']">
-    {{ errorMessages["form"] }}
-  </div>
-
-  <label for="name">Name</label>
-  <div class="text-red-500" *ngIf="errorMessages['name']">
-    {{ errorMessages["name"] }}
-  </div>
-  <input
-    type="text"
-    class="border-red-500"
-    [class.border-8]="
-      hotelForm.get('name')?.invalid && hotelForm.get('name')?.touched
-    "
-    id="name"
-    formControlName="name"
-  />
-  <label for="description">Description</label>
-  <div class="text-red-500" *ngIf="errorMessages['description']">
-    {{ errorMessages["description"] }}
-  </div>
-  <input
-    type="text"
-    class="border-red-500"
-    [class.border-8]="
-      hotelForm.get('description')?.invalid &&
-      hotelForm.get('description')?.touched
-    "
-    id="description"
-    formControlName="description"
-  />
-  <label for="imageUrl">Image</label>
-  <div class="text-red-500" *ngIf="errorMessages['imageUrl']">
-    {{ errorMessages["imageUrl"] }}
-  </div>
-  <input
-    type="url"
-    class="border-red-500"
-    [class.border-8]="
-      hotelForm.get('imageUel')?.invalid && hotelForm.get('imageUrl')?.touched
-    "
-    id="imageUrl"
-    formControlName="imageUrl"
-  />
-  <label for="price">Price</label>
-  <div class="text-red-500" *ngIf="errorMessages['price']">
-    {{ errorMessages["price"] }}
-  </div>
-  <input
-    type="number"
-    class="border-red-500"
-    [class.border-8]="hotelForm.get('price')?.invalid"
-    id="price"
-    formControlName="price"
-  />
-  <label for="rating">Rating</label>
-  <div class="text-red-500" *ngIf="errorMessages['rating']">
-    {{ errorMessages["rating"] }}
-  </div>
-  <input
-    type="rating"
-    class="border-red-500"
-    [class.border-8]="hotelForm.get('rating')?.invalid"
-    id="rating"
-    formControlName="rating"
-  />
-  <button class="submit-button" (click)="addTag()">Add Tag</button>
-  @for (tag of getTags().controls; track tag) {
-    <input
-      type="tag"
-      class="border-red-500"
-      [class.border-8]="hotelForm.get('tag')?.invalid"
-      id="tag"
-      formControlName="tag"
-    />
-    <button (click)="deleteTag(tag)" class="delete-button">delete</button>
-  }
-
-  <input type="radio" value="None" formControlName="contactType" />None
-  <input type="radio" value="Email" formControlName="contactType" />Email
-  <input type="radio" value="SMS" formControlName="contactType" />SMS
-
-  @if (hotelForm.get("contactType")?.value == "Email") {
-    <div class="mt-3">
-      <label for="email">Email</label>
-      <input type="email" formControlName="email" id="email" />
-      <label for="emailConfirmation">Email Confirmation</label>
-      <input
-        type="email"
-        formControlName="emailConfirmation"
-        id="emailConfirmation"
-      />
-    </div>
-  }
-  @if (hotelForm.get("contactType")?.value == "SMS") {
-    <div class="mt-3">
-      <label for="phone">Phone Number</label>
-      <input type="tel" formControlName="phone" id="phone" />
-      <label for="phoneConfirmation">Phone Number Confirmation</label>
-      <input
-        type="tel"
-        formControlName="phoneConfirmation"
-        id="phoneConfirmation"
-      />
-    </div>
-  }
-
-  <button
-    class="submit-button"
-    (click)="submit()"
-    [disabled]="!hotelForm.valid"
-    type="submit"
-  >
-    Submit
-  </button>
-  <a routerLink="/" class="delete-button">Cancel</a>
-</form>

src/app/new-hotel/new-hotel.component.spec.ts

@@ -1,22 +0,0 @@
-import { ComponentFixture, TestBed } from '@angular/core/testing';
-
-import { NewHotelComponent } from './new-hotel.component';
-
-describe('NewHotelComponent', () => {
-  let component: NewHotelComponent;
-  let fixture: ComponentFixture<NewHotelComponent>;
-
-  beforeEach(async () => {
-    await TestBed.configureTestingModule({
-      imports: [NewHotelComponent],
-    }).compileComponents();
-
-    fixture = TestBed.createComponent(NewHotelComponent);
-    component = fixture.componentInstance;
-    fixture.detectChanges();
-  });
-
-  it('should create', () => {
-    expect(component).toBeTruthy();
-  });
-});

src/app/new-hotel/new-hotel.component.ts

@@ -1,139 +0,0 @@
-import { HttpClient } from '@angular/common/http';
-import { Component } from '@angular/core';
-import {
-  AbstractControl,
-  FormArray,
-  FormControl,
-  FormGroup,
-  ReactiveFormsModule,
-  Validators,
-} from '@angular/forms';
-import { Router, RouterLink } from '@angular/router';
-import { Hotel } from '../HotelItem/hotel';
-import { NgFor, NgIf } from '@angular/common';
-import { CrossValidator } from '../crossValidator.service';
-
-@Component({
-  selector: 'app-new-hotel',
-  standalone: true,
-  imports: [ReactiveFormsModule, NgIf, NgFor, RouterLink],
-  templateUrl: './new-hotel.component.html',
-  styleUrl: './new-hotel.component.css',
-})
-export class NewHotelComponent {
-  public hotelForm!: FormGroup;
-  public hotel!: Hotel;
-  errorMessages: Record<string, string> = {};
-
-  private validationErrorMessages: Record<string, string> = {
-    required: 'This field is required',
-    minlength: 'The value is too short',
-    maxlength: 'The value is too long',
-    pattern: 'The value format is incorrect',
-  };
-
-  private fullFormValidationErrorMessages: Record<string, string> = {
-    mismatch: 'The name and description have to be the same',
-    mismatchEmail: 'The Emails must be the same.',
-    mismatchPhone: 'The Phone numbers must be the same.',
-  };
-
-  updateErrorMessages(): void {
-    this.errorMessages = {};
-
-    Object.keys(this.hotelForm.controls).forEach((field) => {
-      const control = this.hotelForm.get(field);
-
-      if (control && control.errors && control.touched) {
-        this.errorMessages[field] = Object.keys(control.errors)
-          .map(
-            (errorKey) =>
-              this.validationErrorMessages[errorKey] ||
-              `Unknown error: ${errorKey}`,
-          )
-          .join(' ');
-      }
-    });
-
-    if (this.hotelForm.errors) {
-      Object.keys(this.hotelForm.errors).forEach((errorKey) => {
-        const errorMessage =
-          this.fullFormValidationErrorMessages[errorKey] ||
-          `Unknown error: ${errorKey}`;
-        this.errorMessages['form'] = errorMessage;
-      });
-    }
-
-    console.log(this.errorMessages);
-  }
-
-  ngOnInit(): void {
-    const tags = [];
-
-    for (const tag of this.hotel?.tags ?? []) {
-      tags.push(new FormControl(tag, [Validators.required]));
-    }
-
-    this.hotelForm = new FormGroup(
-      {
-        name: new FormControl('', Validators.required),
-        description: new FormControl('', Validators.required),
-        price: new FormControl(0, Validators.required),
-        imageUrl: new FormControl('', Validators.required),
-        rating: new FormControl(0, Validators.required),
-        contactType: new FormControl('None'),
-        email: new FormControl(''),
-        emailConfirmation: new FormControl(''),
-        phone: new FormControl(''),
-        phoneConfirmation: new FormControl(''),
-        tags: new FormArray(tags),
-      },
-      { validators: new CrossValidator().crossValidate() },
-    );
-
-    this.hotelForm.valueChanges.subscribe(() => this.updateErrorMessages());
-    this.hotelForm.valueChanges.subscribe(() => this.formUpdated());
-  }
-
-  formUpdated() {
-    console.log(this.hotelForm.get('contactType')?.value);
-  }
-
-  getTags() {
-    return this.hotelForm.controls['tags'] as FormArray;
-  }
-
-  deleteTag(tagElement: AbstractControl) {
-    this.getTags().removeAt(this.getTags().controls.indexOf(tagElement));
-  }
-
-  addTag() {
-    this.getTags().push(new FormControl('', [Validators.required]));
-  }
-
-  constructor(
-    public http: HttpClient,
-    public router: Router,
-  ) {}
-
-  submit(): void {
-    console.log(this.hotelForm.value);
-    const hotel: Hotel = {
-      id: 0,
-      hotelName: this.hotelForm.get('name')?.value,
-      description: this.hotelForm.get('description')?.value,
-      price: this.hotelForm.get('price')?.value,
-      imageUrl: this.hotelForm.get('imageUrl')?.value,
-      rating: this.hotelForm.get('rating')?.value,
-      tags: this.hotelForm.get('tags')?.value,
-    };
-
-    if (this.hotelForm.get('contactType')?.value == 'Email') {
-      hotel.email = this.hotelForm.get('email')?.value;
-    } else {
-      hotel.phone = this.hotelForm.get('phone')?.value;
-    }
-    this.http.post('/api/hotels/', hotel).subscribe();
-    this.router.navigate(['/']);
-  }
-}

src/app/service/HotelData.service.ts

@@ -0,0 +1,49 @@
+import {InMemoryDbService} from "angular-in-memory-web-api";
+import {Hotel} from "../hotel/hotel";
+
+
+export class HotelDataService implements InMemoryDbService{
+  createDb(): Record<string, Hotel[]> {
+    const hotels: Hotel[] = [
+      {
+        "id": 1,
+        "hotelName": "Buea süßes Leben",
+        "description": "Schöne Aussicht am Meer",
+        "price": 230.5,
+        "imageUrl": "assets/img/1.jpg",
+        "rating": 3.5,
+        "tags": ["Meer", "Berge"]
+      },
+      {
+        "id": 2,
+        "hotelName": "Marrakesch",
+        "description": "Genießen Sie den Blick auf die Berge",
+        "price": 145.5,
+        "imageUrl": "assets/img/2.jpg",
+        "rating": 5,
+        "tags": ["Meer", "Berge"]
+      },
+      {
+        "id": 3,
+        "hotelName": "Abuja neuer Palast",
+        "description": "Kompletter Aufenthalt mit Autoservice",
+        "price": 120.12,
+        "imageUrl": "assets/img/3.jpg",
+        "rating": 4,
+        "tags": ["Meer", "Berge"]
+      },
+      {
+        "id": 4,
+        "hotelName": "OUR Hotel",
+        "description": "Wunderschönes Ambiente für Ihren Aufenthalt",
+        "price": 135.12,
+        "imageUrl": "assets/img/4.jpg",
+        "rating": 2.5,
+        "tags": ["Meer", "Berge"]
+      }
+    ];
+
+    return { hotels };
+  }
+
+}

src/app/service/hotel.service.ts

@@ -0,0 +1,31 @@
+import {HttpClient} from "@angular/common/http";
+import {inject, Injectable} from "@angular/core";
+import {Observable} from "rxjs";
+import {Hotel} from "../hotel/hotel";
+
+@Injectable({
+  providedIn: "root",
+})
+export class HotelService {
+  private httpClient: HttpClient = inject(HttpClient);
+
+  public getHotels(): Observable<Hotel[]> {
+    return this.httpClient.get<Hotel[]>('/api/hotels');
+  }
+
+  public getHotelById(id: number): Observable<Hotel> {
+    return this.httpClient.get<Hotel>(`/api/hotels/${id}`);
+  }
+
+  public updateHotelById(hotel: Hotel): Observable<Object> {
+    return this.httpClient.put<Hotel>(`/api/hotels/${hotel.id}`, hotel)
+  }
+
+  public createHotel(hotel: Hotel): Observable<Hotel> {
+    return this.httpClient.post<Hotel>(`/api/hotels`, hotel)
+  }
+
+  public deleteById(id: number): Observable<Hotel> {
+    return this.httpClient.delete<Hotel>(`/api/hotels/${id}`);
+  }
+}

src/app/star-rating/star-rating.component.html

@@ -1,35 +0,0 @@
-<div class="flex items-center">
-  <div *ngFor="let star of getRatingArray()" class="flex flex-inline">
-    <svg
-      [ngClass]="{ hidden: !(star == 0.5) }"
-      class="w-4 h-4 text-yellow-300 me-1"
-      aria-hidden="true"
-      xmlns="http://www.w3.org/2000/svg"
-      fill="currentColor"
-      viewBox="0 0 22 20"
-    >
-      <path
-        d="M13 4.024v-.005c0-.053.002-.353-.217-.632a1.01 1.01 0 0 0-1.176-.315c-.192.076-.315.193-.35.225c-.052.05-.094.1-.122.134a4 4 0 0 0-.31.457c-.207.343-.484.84-.773 1.375a169 169 0 0 0-1.606 3.074h-.002l-4.599.367c-1.775.14-2.495 2.339-1.143 3.488L6.17 15.14l-1.06 4.406c-.412 1.72 1.472 3.078 2.992 2.157l3.94-2.388c.592-.359.958-.996.958-1.692v-13.6Zm-2.002 0v.025z"
-      />
-    </svg>
-    <svg
-      [ngClass]="{ hidden: !(star == 1) }"
-      class="w-4 h-4 text-yellow-300 me-1"
-      aria-hidden="true"
-      xmlns="http://www.w3.org/2000/svg"
-      fill="currentColor"
-      viewBox="0 0 22 20"
-    >
-      <path
-        d="M20.924 7.625a1.523 1.523 0 0 0-1.238-1.044l-5.051-.734-2.259-4.577a1.534 1.534 0 0 0-2.752 0L7.365 5.847l-5.051.734A1.535 1.535 0 0 0 1.463 9.2l3.656 3.563-.863 5.031a1.532 1.532 0 0 0 2.226 1.616L11 17.033l4.518 2.375a1.534 1.534 0 0 0 2.226-1.617l-.863-5.03L20.537 9.2a1.523 1.523 0 0 0 .387-1.575Z"
-      />
-    </svg>
-  </div>
-  <p class="ms-1 text-sm font-medium text-gray-500 dark:text-gray-400">
-    {{ rating }}
-  </p>
-  <p class="ms-1 text-sm font-medium text-gray-500 dark:text-gray-400">
-    out of
-  </p>
-  <p class="ms-1 text-sm font-medium text-gray-500 dark:text-gray-400">5</p>
-</div>

src/app/star-rating/star-rating.component.spec.ts

@@ -1,22 +0,0 @@
-import { ComponentFixture, TestBed } from '@angular/core/testing';
-
-import { StarRatingComponent } from './star-rating.component';
-
-describe('StarRatingComponent', () => {
-  let component: StarRatingComponent;
-  let fixture: ComponentFixture<StarRatingComponent>;
-
-  beforeEach(async () => {
-    await TestBed.configureTestingModule({
-      imports: [StarRatingComponent],
-    }).compileComponents();
-
-    fixture = TestBed.createComponent(StarRatingComponent);
-    component = fixture.componentInstance;
-    fixture.detectChanges();
-  });
-
-  it('should create', () => {
-    expect(component).toBeTruthy();
-  });
-});

src/app/star-rating/star-rating.component.ts

@@ -1,29 +0,0 @@
-import { NgClass, NgFor } from '@angular/common';
-import { Component, Input } from '@angular/core';
-
-@Component({
-  selector: 'app-star-rating',
-  standalone: true,
-  imports: [NgClass, NgFor],
-  templateUrl: './star-rating.component.html',
-  styleUrl: './star-rating.component.css',
-})
-export class StarRatingComponent {
-  @Input() public rating: number = 0;
-
-  public getRatingArray(): number[] {
-    let stars = [];
-    for (let i = 0; i < 5; i++) {
-      if (i < this.rating) {
-        if (i + 0.5 == this.rating) {
-          stars.push(0.5);
-        } else {
-          stars.push(1);
-        }
-      } else {
-        stars.push(0);
-      }
-    }
-    return stars;
-  }
-}

src/app/star/star.component.spec.ts

@@ -1,18 +1,18 @@
 import { ComponentFixture, TestBed } from '@angular/core/testing';
 
-import { Test2Component } from './test2.component';
+import { StarComponent } from './star.component';
 
-describe('Test2Component', () => {
+describe('StarComponent', () => {
-  let component: Test2Component;
+  let component: StarComponent;
-  let fixture: ComponentFixture<Test2Component>;
+  let fixture: ComponentFixture<StarComponent>;
 
   beforeEach(async () => {
     await TestBed.configureTestingModule({
-      imports: [Test2Component]
+      imports: [StarComponent]
     })
     .compileComponents();
 
-    fixture = TestBed.createComponent(Test2Component);
+    fixture = TestBed.createComponent(StarComponent);
     component = fixture.componentInstance;
     fixture.detectChanges();
   });

src/app/star/star.component.ts

@@ -0,0 +1,28 @@
+import {Component, Input} from '@angular/core';
+
+@Component({
+  selector: 'app-star',
+  standalone: true,
+  imports: [],
+  template: `
+    @for (_ of getList(); track null) {
+      <svg xmlns="http://www.w3.org/2000/svg" width="1em" height="1em" viewBox="0 0 24 24" color="yellow"><path fill="currentColor" d="m5.825 21l1.625-7.025L2 9.25l7.2-.625L12 2l2.8 6.625l7.2.625l-5.45 4.725L18.175 21L12 17.275z"/></svg>
+    }
+    @if (rating % 1 >= 0.5) {
+      <svg xmlns="http://www.w3.org/2000/svg" width="1em" height="1em" viewBox="0 0 24 24" color="yellow"><path fill="currentColor" d="M12 2L9.19 8.62L2 9.24l5.45 4.73L5.82 21L12 17.27z"/></svg>
+    }
+  `,
+})
+export class StarComponent {
+  @Input()
+  public rating: number = 0;
+
+  public getList(): null[] {
+    let rating = this.rating;
+    if (rating % 1 !== 0) {
+      rating = this.rating - 0.5;
+    }
+
+    return Array(rating).fill(null);
+  }
+}

src/app/test/test.component.html

@@ -1,15 +0,0 @@
-<p>test works!</p>
-
-<form [formGroup]="loginForm">
-  <label for="username">Username</label>
-  <input
-    type="text"
-    id="username"
-    autocomplete="username"
-    formControlName="username"
-  />
-  <label for="password">Password</label>
-  <input type="password" id="password" formControlName="password" />
-  <button (click)="submit()" type="submit">Login</button>
-  <button type="reset" (click)="reset()">Reset</button>
-</form>

src/app/test/test.component.spec.ts

@@ -1,22 +0,0 @@
-import { ComponentFixture, TestBed } from '@angular/core/testing';
-
-import { TestComponent } from './test.component';
-
-describe('TestComponent', () => {
-  let component: TestComponent;
-  let fixture: ComponentFixture<TestComponent>;
-
-  beforeEach(async () => {
-    await TestBed.configureTestingModule({
-      imports: [TestComponent],
-    }).compileComponents();
-
-    fixture = TestBed.createComponent(TestComponent);
-    component = fixture.componentInstance;
-    fixture.detectChanges();
-  });
-
-  it('should create', () => {
-    expect(component).toBeTruthy();
-  });
-});

src/app/test/test.component.ts

@@ -1,34 +0,0 @@
-import { Component } from '@angular/core';
-import { FormControl, FormGroup, ReactiveFormsModule } from '@angular/forms';
-
-@Component({
-  selector: 'app-test',
-  standalone: true,
-  imports: [ReactiveFormsModule],
-  templateUrl: './test.component.html',
-  styleUrl: './test.component.css',
-})
-export class TestComponent {
-  public loginForm!: FormGroup;
-
-  public ngOnInit(): void {
-    this.loginForm = this.setUpLoginForm();
-
-    console.log(this.loginForm);
-  }
-
-  setUpLoginForm(): FormGroup {
-    return new FormGroup({
-      username: new FormControl('Jan'),
-      password: new FormControl(''),
-    });
-  }
-
-  reset(): void {
-    this.loginForm = this.setUpLoginForm();
-  }
-
-  submit(): void {
-    console.log(this.loginForm.value);
-  }
-}

src/app/test2/test2.component.html

@@ -1,6 +0,0 @@
-<iframe
-  src="https://funhtml5games.com?embed=flappy"
-  style="width: 800px; height: 520px; border: none"
-  frameborder="0"
-  scrolling="no"
-></iframe>

src/app/test2/test2.component.ts

@@ -1,11 +0,0 @@
-import { Component } from '@angular/core';
-
-@Component({
-  selector: 'app-test2',
-  imports: [],
-  templateUrl: './test2.component.html',
-  styleUrl: './test2.component.css'
-})
-export class Test2Component {
-
-}

src/currency.pipe.ts

@@ -1,11 +0,0 @@
-import { Pipe, PipeTransform } from '@angular/core';
-
-@Pipe({
-  name: 'jkcurrency',
-  standalone: true,
-})
-export class CurrencyPipe implements PipeTransform {
-  transform(value: string): string {
-    return value.replaceAll('L', 'P');
-  }
-}

src/index.html

@@ -1,14 +1,16 @@
 <!doctype html>
 <html lang="en">
-  <head>
+<head>
-    <meta charset="utf-8" />
+  <meta charset="utf-8">
-    <title>HotelManager</title>
+  <title>HotelManager</title>
-    <base href="/" />
+  <base href="/">
-    <meta name="viewport" content="width=device-width, initial-scale=1" />
+  <meta name="viewport" content="width=device-width, initial-scale=1">
-    <link rel="icon" type="image/x-icon" href="favicon.ico" />
+  <script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap/5.3.3/js/bootstrap.min.js" integrity="sha512-ykZ1QQr0Jy/4ZkvKuqWn4iF3lqPZyij9iRv6sGqLRdTPkY69YX6+7wvVGmsdBbiIfN/8OdsI7HABjvEok6ZopQ==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
-    <link rel="stylesheet" href="./styles.css" />
+  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap/5.3.3/css/bootstrap-grid.min.css" integrity="sha512-i1b/nzkVo97VN5WbEtaPebBG8REvjWeqNclJ6AItj7msdVcaveKrlIIByDpvjk5nwHjXkIqGZscVxOrTb9tsMA==" crossorigin="anonymous" referrerpolicy="no-referrer" />
-  </head>
+  <link rel="icon" type="image/x-icon" href="favicon.ico">
-  <body class="bg-pink-600 p-32">
+  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/material-design-icons/4.0.0/iconfont/material-icons.min.css" referrerpolicy="no-referrer" />
-    <app-root></app-root>
+</head>
-  </body>
+<body class="bg-pink-600">
+  <app-root></app-root>
+</body>
 </html>

src/main.ts

@@ -2,6 +2,5 @@ import { bootstrapApplication } from '@angular/platform-browser';
 import { appConfig } from './app/app.config';
 import { AppComponent } from './app/app.component';
 
-bootstrapApplication(AppComponent, appConfig).catch((err) =>
+bootstrapApplication(AppComponent, appConfig)
-  console.error(err),
+  .catch((err) => console.error(err));
-);

src/styles.css

@@ -2,23 +2,3 @@
 @tailwind base;
 @tailwind components;
 @tailwind utilities;
-
-.button {
-  @apply border-black rounded px-3 py-1 border-[3px];
-}
-
-.input-field {
-  @apply border-red-500 text-3xl rounded-full bg-gray-500 font-bold p-3 m-3 border-8;
-}
-
-.back-button {
-  @apply border-black rounded bg-blue-500 border-[30px] m-3 text-3xl font-bold p-3;
-}
-
-.submit-button {
-  @apply border-black rounded-full bg-green-500 border-[30px] m-3 text-3xl font-bold p-3;
-}
-
-.delete-button {
-  @apply border-black rounded bg-red-500 border-[30px] m-3 text-3xl font-bold p-3;
-}

src/text.pipe.ts

@@ -1,11 +0,0 @@
-import { Pipe, PipeTransform } from '@angular/core';
-
-@Pipe({
-  name: 'text',
-  standalone: true,
-})
-export class TextPipe implements PipeTransform {
-  transform(value: string): string {
-    return value.replaceAll('L', 'P');
-  }
-}

tailwind.config.js

@@ -1,25 +1,10 @@
 /** @type {import('tailwindcss').Config} */
-
-const colors = require("tailwindcss/colors");
-
 module.exports = {
-  content: ["./src/**/*.{html,ts}"],
+  content: [
+      "./src/**/*.{html,ts}",
+    ],
   theme: {
-    extend: {
+    extend: {},
-      colors: {
-        ...colors,
-      },
-      keyframes: {
-        shake: {
-          "0%, 100%": { transform: "translateX(0)" },
-          "25%": { transform: "translateX(-30px)" },
-          "75%": { transform: "translateX(30px)" },
-        },
-      },
-      animation: {
-        shake: "shake 10s ease-in-out infinite",
-      },
-    },
   },
   plugins: [],
-};
+}

tsconfig.app.json

@@ -6,6 +6,10 @@
     "outDir": "./out-tsc/app",
     "types": []
   },
-  "files": ["src/main.ts"],
+  "files": [
-  "include": ["src/**/*.d.ts"]
+    "src/main.ts"
+  ],
+  "include": [
+    "src/**/*.d.ts"
+  ]
 }

tsconfig.json

@@ -18,7 +18,10 @@
     "importHelpers": true,
     "target": "ES2022",
     "module": "ES2022",
-    "lib": ["ES2022", "dom"]
+    "lib": [
+      "ES2022",
+      "dom"
+    ]
   },
   "angularCompilerOptions": {
     "enableI18nLegacyMessageIdFormat": false,

tsconfig.spec.json

@@ -4,7 +4,12 @@
   "extends": "./tsconfig.json",
   "compilerOptions": {
     "outDir": "./out-tsc/spec",
-    "types": ["jasmine"]
+    "types": [
+      "jasmine"
+    ]
   },
-  "include": ["src/**/*.spec.ts", "src/**/*.d.ts"]
+  "include": [
+    "src/**/*.spec.ts",
+    "src/**/*.d.ts"
+  ]
 }