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docs: add angular and react portals challenge code

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Corbin Crutchley
2024-01-14 23:01:31 -08:00
parent 7476292694
commit 04fd918da6
14 changed files with 15324 additions and 0 deletions
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42
content/blog/ffg-fundamentals-portals/ffg-fundamentals-angular-portals-challenge/.gitignore vendored Normal file
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# See http://help.github.com/ignore-files/ for more about ignoring files.
# Compiled output
/dist
/tmp
/out-tsc
/bazel-out
# Node
/node_modules
npm-debug.log
yarn-error.log
# IDEs and editors
.idea/
.project
.classpath
.c9/
*.launch
.settings/
*.sublime-workspace
# Visual Studio Code
.vscode/*
!.vscode/settings.json
!.vscode/tasks.json
!.vscode/launch.json
!.vscode/extensions.json
.history/*
# Miscellaneous
/.angular/cache
.sass-cache/
/connect.lock
/coverage
/libpeerconnection.log
testem.log
/typings
# System files
.DS_Store
Thumbs.db

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{
"$schema": "./node_modules/@angular/cli/lib/config/schema.json",
"version": 1,
"newProjectRoot": "projects",
"projects": {
"DemoApp": {
"projectType": "application",
"schematics": {},
"root": "",
"sourceRoot": "src",
"prefix": "app",
"architect": {
"build": {
"builder": "@angular-devkit/build-angular:browser",
"options": {
"outputPath": "dist/demo-app",
"index": "src/index.html",
"main": "src/main.ts",
"polyfills": ["zone.js"],
"tsConfig": "tsconfig.app.json",
"scripts": []
},
"configurations": {
"production": {
"budgets": [
{
"type": "initial",
"maximumWarning": "500kb",
"maximumError": "1mb"
},
{
"type": "anyComponentStyle",
"maximumWarning": "2kb",
"maximumError": "4kb"
}
],
"outputHashing": "all"
},
"development": {
"buildOptimizer": false,
"optimization": false,
"vendorChunk": true,
"extractLicenses": false,
"sourceMap": true,
"namedChunks": true
}
},
"defaultConfiguration": "production"
},
"serve": {
"builder": "@angular-devkit/build-angular:dev-server",
"configurations": {
"production": {
"browserTarget": "DemoApp:build:production"
},
"development": {
"browserTarget": "DemoApp:build:development"
}
},
"defaultConfiguration": "development"
},
"extract-i18n": {
"builder": "@angular-devkit/build-angular:extract-i18n",
"options": {
"browserTarget": "DemoApp:build"
}
}
}
}
}
}

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{
"name": "@ffg-fundamentals/angular-computed-values-47",
"version": "0.0.0",
"scripts": {
"ng": "ng",
"dev": "ng serve",
"start": "ng serve",
"build": "ng build",
"watch": "ng build --watch --configuration development"
},
"private": true,
"dependencies": {
"@angular/animations": "^16.2.0",
"@angular/common": "^16.2.0",
"@angular/compiler": "^16.2.0",
"@angular/core": "^16.2.0",
"@angular/forms": "^16.2.0",
"@angular/platform-browser": "^16.2.0",
"@angular/platform-browser-dynamic": "^16.2.0",
"@angular/router": "^16.2.0",
"@angular/cdk": "^16.2.0",
"rxjs": "~7.8.0",
"tslib": "^2.3.0",
"zone.js": "~0.13.0"
},
"devDependencies": {
"@angular-devkit/build-angular": "^16.2.10",
"@angular/cli": "^16.2.10",
"@angular/compiler-cli": "^16.2.0",
"typescript": "~5.1.3"
}
}

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content/blog/ffg-fundamentals-portals/ffg-fundamentals-angular-portals-challenge/src/index.html Normal file
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<html>
<head>
<title>Angular Computed Values - Example #47a - FFG Fundamentals</title>
</head>
<body>
<app-root></app-root>
</body>
</html>

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content/blog/ffg-fundamentals-portals/ffg-fundamentals-angular-portals-challenge/src/main.ts Normal file
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import "zone.js";
import { bootstrapApplication } from "@angular/platform-browser";
import {
Component,
ElementRef,
inject,
Injectable,
Input,
OnDestroy,
TemplateRef,
ViewChild,
ViewContainerRef,
ViewEncapsulation,
} from "@angular/core";
import { DomPortalOutlet, TemplatePortal } from "@angular/cdk/portal";
@Injectable({
providedIn: "root",
})
class PortalService {
outlet = new DomPortalOutlet(document.querySelector("body")!);
}
@Component({
selector: "app-tooltip",
standalone: true,
template: `
<div>
<div #targetRef (mouseenter)="showTooltip()" (mouseleave)="hideTooltip()">
<ng-content></ng-content>
</div>
<ng-template #portalContent>
<div
class="tooltip"
:style="'left: ' + left + 'px; top: ' + top + 'px'"
>
{{ text }}
</div>
</ng-template>
</div>
`,
})
class TooltipComponent implements OnDestroy {
@ViewChild("targetRef") targetRef!: ElementRef<HTMLElement>;
@ViewChild("portalContent") portalContent!: TemplateRef<unknown>;
viewContainerRef = inject(ViewContainerRef);
portalService = inject(PortalService);
left = 0;
top = 0;
@Input() text = "";
showTooltip() {
const { left, bottom } =
this.targetRef.nativeElement.getBoundingClientRect();
this.left = left;
this.top = bottom;
setTimeout(() => {
this.portalService.outlet.attach(
new TemplatePortal(this.portalContent, this.viewContainerRef),
);
});
}
hideTooltip() {
if (this.portalService.outlet.hasAttached()) {
this.portalService.outlet.detach();
}
}
ngOnDestroy() {
this.hideTooltip();
}
}
@Component({
selector: "app-root",
standalone: true,
imports: [TooltipComponent],
template: `
<div>
<app-tooltip text="This is a tooltip">
<button>Hover me</button>
</app-tooltip>
</div>
`,
encapsulation: ViewEncapsulation.None,
styles: [
`
.tooltip {
position: absolute;
background-color: #333;
color: #fff;
padding: 8px;
border-radius: 4px;
z-index: 1000;
}
`,
],
})
class AppComponent {}
bootstrapApplication(AppComponent);

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/* To learn more about this file see: https://angular.io/config/tsconfig. */
{
"extends": "./tsconfig.json",
"compilerOptions": {
"outDir": "./out-tsc/app",
"types": []
},
"files": ["src/main.ts"],
"include": ["src/**/*.d.ts"]
}

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content/blog/ffg-fundamentals-portals/ffg-fundamentals-angular-portals-challenge/tsconfig.json Normal file
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/* To learn more about this file see: https://angular.io/config/tsconfig. */
{
"compileOnSave": false,
"compilerOptions": {
"baseUrl": "./",
"outDir": "./dist/out-tsc",
"forceConsistentCasingInFileNames": true,
"strict": true,
"noImplicitOverride": true,
"noPropertyAccessFromIndexSignature": true,
"noImplicitReturns": true,
"noFallthroughCasesInSwitch": true,
"sourceMap": true,
"declaration": false,
"downlevelIteration": true,
"experimentalDecorators": true,
"moduleResolution": "node",
"importHelpers": true,
"target": "ES2022",
"module": "ES2022",
"useDefineForClassFields": false,
"lib": ["ES2022", "dom"]
},
"angularCompilerOptions": {
"enableI18nLegacyMessageIdFormat": false,
"strictInjectionParameters": true,
"strictInputAccessModifiers": true,
"strictTemplates": true
}
}

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content/blog/ffg-fundamentals-portals/ffg-fundamentals-react-portals-challenge/.gitignore vendored Normal file
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# Logs
logs
*.log
npm-debug.log*
yarn-debug.log*
yarn-error.log*
pnpm-debug.log*
lerna-debug.log*
node_modules
dist
dist-ssr
*.local
# Editor directories and files
.vscode/*
!.vscode/extensions.json
.idea
.DS_Store
*.suo
*.ntvs*
*.njsproj
*.sln
*.sw?

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content/blog/ffg-fundamentals-portals/ffg-fundamentals-react-portals-challenge/index.html Normal file
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<html>
<head>
<title>React Computed Values - Example #47 - FFG Fundamentals</title>
</head>
<body>
<div id="root"></div>
<script type="module" src="/src/main.jsx"></script>
</body>
</html>

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{
"name": "@ffg-fundamentals/react-computed-values-47",
"private": true,
"version": "0.0.0",
"type": "module",
"scripts": {
"dev": "vite",
"build": "vite build",
"preview": "vite preview"
},
"dependencies": {
"react": "^18.2.0",
"react-dom": "^18.2.0"
},
"devDependencies": {
"@vitejs/plugin-react": "^4.0.4",
"vite": "^4.4.9"
}
}

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import { createRoot } from "react-dom/client";
import { createPortal } from "react-dom";
import { useState, useRef, useEffect } from "react";
const Tooltip = ({ text, children }) => {
const [isVisible, setIsVisible] = useState(false);
const targetRef = useRef();
const tooltipRef = useRef();
const showTooltip = () => {
setIsVisible(true);
};
const hideTooltip = () => {
setIsVisible(false);
};
useEffect(() => {
const targetRect = targetRef.current.getBoundingClientRect();
if (!tooltipRef.current) return;
tooltipRef.current.style.left = `${targetRect.left}px`;
tooltipRef.current.style.top = `${targetRect.bottom}px`;
}, [isVisible]);
return (
<div>
<div
ref={targetRef}
onMouseEnter={showTooltip}
onMouseLeave={hideTooltip}
>
{children}
</div>
{isVisible &&
createPortal(
<div ref={tooltipRef} className="tooltip">
{text}
</div>,
document.body,
)}
</div>
);
};
const App = () => {
return (
<div>
<Tooltip text="This is a tooltip">
<button>Hover me</button>
</Tooltip>
<style
children={`
.tooltip {
position: absolute;
background-color: #333;
color: #fff;
padding: 8px;
border-radius: 4px;
z-index: 1000;
}
`}
/>
</div>
);
};
createRoot(document.getElementById("root")).render(<App />);

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import { defineConfig } from "vite";
import react from "@vitejs/plugin-react";
export default defineConfig({
plugins: [react()],
});