Svelte demo app template project
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codevictory
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102
src/lib/Counter.svelte
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102
src/lib/Counter.svelte
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<script lang="ts">
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import { spring } from 'svelte/motion';
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let count = 0;
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const displayed_count = spring();
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$: displayed_count.set(count);
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$: offset = modulo($displayed_count, 1);
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function modulo(n: number, m: number) {
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// handle negative numbers
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return ((n % m) + m) % m;
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}
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</script>
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<div class="counter">
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<button on:click={() => (count -= 1)} aria-label="Decrease the counter by one">
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<svg aria-hidden="true" viewBox="0 0 1 1">
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<path d="M0,0.5 L1,0.5" />
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</svg>
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</button>
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<div class="counter-viewport">
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<div class="counter-digits" style="transform: translate(0, {100 * offset}%)">
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<strong class="hidden" aria-hidden="true">{Math.floor($displayed_count + 1)}</strong>
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<strong>{Math.floor($displayed_count)}</strong>
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</div>
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</div>
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<button on:click={() => (count += 1)} aria-label="Increase the counter by one">
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<svg aria-hidden="true" viewBox="0 0 1 1">
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<path d="M0,0.5 L1,0.5 M0.5,0 L0.5,1" />
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</svg>
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</button>
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</div>
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<style>
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.counter {
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display: flex;
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border-top: 1px solid rgba(0, 0, 0, 0.1);
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border-bottom: 1px solid rgba(0, 0, 0, 0.1);
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margin: 1rem 0;
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}
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.counter button {
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width: 2em;
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padding: 0;
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display: flex;
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align-items: center;
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justify-content: center;
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border: 0;
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background-color: transparent;
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color: var(--text-color);
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font-size: 2rem;
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}
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.counter button:hover {
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background-color: var(--secondary-color);
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}
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svg {
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width: 25%;
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height: 25%;
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}
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path {
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vector-effect: non-scaling-stroke;
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stroke-width: 2px;
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stroke: var(--text-color);
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}
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.counter-viewport {
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width: 8em;
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height: 4em;
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overflow: hidden;
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text-align: center;
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position: relative;
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}
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.counter-viewport strong {
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position: absolute;
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display: flex;
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width: 100%;
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height: 100%;
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font-weight: 400;
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color: var(--accent-color);
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font-size: 4rem;
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align-items: center;
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justify-content: center;
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}
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.counter-digits {
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position: absolute;
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width: 100%;
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height: 100%;
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}
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.hidden {
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top: -100%;
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user-select: none;
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}
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</style>
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84
src/lib/form.ts
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84
src/lib/form.ts
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import { invalidate } from '$app/navigation';
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// this action (https://svelte.dev/tutorial/actions) allows us to
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// progressively enhance a <form> that already works without JS
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export function enhance(
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form: HTMLFormElement,
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{
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pending,
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error,
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result
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}: {
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pending?: ({ data, form }: { data: FormData; form: HTMLFormElement }) => void;
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error?: ({
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data,
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form,
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response,
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error
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}: {
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data: FormData;
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form: HTMLFormElement;
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response: Response | null;
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error: Error | null;
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}) => void;
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result?: ({
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data,
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form,
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response
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}: {
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data: FormData;
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response: Response;
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form: HTMLFormElement;
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}) => void;
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} = {}
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): { destroy: () => void } {
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let current_token: unknown;
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async function handle_submit(e: Event) {
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const token = (current_token = {});
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e.preventDefault();
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const data = new FormData(form);
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if (pending) pending({ data, form });
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try {
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const response = await fetch(form.action, {
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method: form.method,
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headers: {
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accept: 'application/json'
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},
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body: data
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});
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if (token !== current_token) return;
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if (response.ok) {
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if (result) result({ data, form, response });
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const url = new URL(form.action);
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url.search = url.hash = '';
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invalidate(url.href);
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} else if (error) {
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error({ data, form, error: null, response });
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} else {
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console.error(await response.text());
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}
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} catch (e: any) {
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if (error) {
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error({ data, form, error: e, response: null });
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} else {
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throw e;
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}
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}
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}
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form.addEventListener('submit', handle_submit);
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return {
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destroy() {
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form.removeEventListener('submit', handle_submit);
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}
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};
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}
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124
src/lib/header/Header.svelte
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124
src/lib/header/Header.svelte
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<script lang="ts">
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import { page } from '$app/stores';
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import logo from './svelte-logo.svg';
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</script>
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<header>
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<div class="corner">
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<a href="https://kit.svelte.dev">
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<img src={logo} alt="SvelteKit" />
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</a>
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</div>
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<nav>
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<svg viewBox="0 0 2 3" aria-hidden="true">
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<path d="M0,0 L1,2 C1.5,3 1.5,3 2,3 L2,0 Z" />
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</svg>
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<ul>
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<li class:active={$page.url.pathname === '/'}><a sveltekit:prefetch href="/">Home</a></li>
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<li class:active={$page.url.pathname === '/about'}>
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<a sveltekit:prefetch href="/about">About</a>
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</li>
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<li class:active={$page.url.pathname === '/todos'}>
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<a sveltekit:prefetch href="/todos">Todos</a>
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</li>
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</ul>
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<svg viewBox="0 0 2 3" aria-hidden="true">
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<path d="M0,0 L0,3 C0.5,3 0.5,3 1,2 L2,0 Z" />
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</svg>
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</nav>
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<div class="corner">
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<!-- TODO put something else here? github link? -->
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</div>
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</header>
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<style>
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header {
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display: flex;
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justify-content: space-between;
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}
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.corner {
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width: 3em;
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height: 3em;
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}
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.corner a {
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display: flex;
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align-items: center;
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justify-content: center;
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width: 100%;
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height: 100%;
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}
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.corner img {
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width: 2em;
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height: 2em;
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object-fit: contain;
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}
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nav {
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display: flex;
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justify-content: center;
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--background: rgba(255, 255, 255, 0.7);
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}
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svg {
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width: 2em;
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height: 3em;
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display: block;
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}
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path {
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fill: var(--background);
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}
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ul {
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position: relative;
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padding: 0;
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margin: 0;
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height: 3em;
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display: flex;
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justify-content: center;
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align-items: center;
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list-style: none;
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background: var(--background);
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background-size: contain;
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}
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li {
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position: relative;
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height: 100%;
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}
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li.active::before {
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--size: 6px;
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content: '';
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width: 0;
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height: 0;
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position: absolute;
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top: 0;
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left: calc(50% - var(--size));
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border: var(--size) solid transparent;
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border-top: var(--size) solid var(--accent-color);
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}
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nav a {
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display: flex;
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height: 100%;
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align-items: center;
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padding: 0 1em;
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color: var(--heading-color);
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font-weight: 700;
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font-size: 0.8rem;
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text-transform: uppercase;
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letter-spacing: 0.1em;
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text-decoration: none;
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transition: color 0.2s linear;
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}
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a:hover {
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color: var(--accent-color);
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}
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</style>
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1
src/lib/header/svelte-logo.svg
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1
src/lib/header/svelte-logo.svg
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<svg xmlns="http://www.w3.org/2000/svg" width="107" height="128" viewBox="0 0 107 128"><title>svelte-logo</title><path d="M94.1566,22.8189c-10.4-14.8851-30.94-19.2971-45.7914-9.8348L22.2825,29.6078A29.9234,29.9234,0,0,0,8.7639,49.6506a31.5136,31.5136,0,0,0,3.1076,20.2318A30.0061,30.0061,0,0,0,7.3953,81.0653a31.8886,31.8886,0,0,0,5.4473,24.1157c10.4022,14.8865,30.9423,19.2966,45.7914,9.8348L84.7167,98.3921A29.9177,29.9177,0,0,0,98.2353,78.3493,31.5263,31.5263,0,0,0,95.13,58.117a30,30,0,0,0,4.4743-11.1824,31.88,31.88,0,0,0-5.4473-24.1157" style="fill:#ff3e00"/><path d="M45.8171,106.5815A20.7182,20.7182,0,0,1,23.58,98.3389a19.1739,19.1739,0,0,1-3.2766-14.5025,18.1886,18.1886,0,0,1,.6233-2.4357l.4912-1.4978,1.3363.9815a33.6443,33.6443,0,0,0,10.203,5.0978l.9694.2941-.0893.9675a5.8474,5.8474,0,0,0,1.052,3.8781,6.2389,6.2389,0,0,0,6.6952,2.485,5.7449,5.7449,0,0,0,1.6021-.7041L69.27,76.281a5.4306,5.4306,0,0,0,2.4506-3.631,5.7948,5.7948,0,0,0-.9875-4.3712,6.2436,6.2436,0,0,0-6.6978-2.4864,5.7427,5.7427,0,0,0-1.6.7036l-9.9532,6.3449a19.0329,19.0329,0,0,1-5.2965,2.3259,20.7181,20.7181,0,0,1-22.2368-8.2427,19.1725,19.1725,0,0,1-3.2766-14.5024,17.9885,17.9885,0,0,1,8.13-12.0513L55.8833,23.7472a19.0038,19.0038,0,0,1,5.3-2.3287A20.7182,20.7182,0,0,1,83.42,29.6611a19.1739,19.1739,0,0,1,3.2766,14.5025,18.4,18.4,0,0,1-.6233,2.4357l-.4912,1.4978-1.3356-.98a33.6175,33.6175,0,0,0-10.2037-5.1l-.9694-.2942.0893-.9675a5.8588,5.8588,0,0,0-1.052-3.878,6.2389,6.2389,0,0,0-6.6952-2.485,5.7449,5.7449,0,0,0-1.6021.7041L37.73,51.719a5.4218,5.4218,0,0,0-2.4487,3.63,5.7862,5.7862,0,0,0,.9856,4.3717,6.2437,6.2437,0,0,0,6.6978,2.4864,5.7652,5.7652,0,0,0,1.602-.7041l9.9519-6.3425a18.978,18.978,0,0,1,5.2959-2.3278,20.7181,20.7181,0,0,1,22.2368,8.2427,19.1725,19.1725,0,0,1,3.2766,14.5024,17.9977,17.9977,0,0,1-8.13,12.0532L51.1167,104.2528a19.0038,19.0038,0,0,1-5.3,2.3287" style="fill:#fff"/></svg>
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After Width: | Height: | Size: 1.8 KiB |
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