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<script lang="ts">
import { random_string } from "$lib/helpers";
import { createEventDispatcher } from "svelte";
import { onMount } from "svelte";
import { Temporal } from "temporal-polyfill";
import {
ExclamationTriangle,
CheckCircle,
InformationCircle,
XCircle,
XMark,
} from "./icons";
const noCooldownSetting = "no-cooldown";
// if no unique id is supplied, cooldown will not work between page loads.
// Therefore we are disabling it with noCooldownSetting in the fallback id.
export let id = "alert--" + noCooldownSetting + "--" + random_string(4);
export let title = "";
export let message = "";
export let type: "info" | "success" | "warning" | "error" = "info";
export let closeable = false;
export let closeableCooldown = "-1";
export let rightLinkText = "";
export let listItems: Array<string> = [];
export let actions: Array<{ id: string; text: string; color?: string }> =
[];
// This value is set on a plain anchor tag without any svelte routing,
// listen to the right-link-click if you want to intercept the click without navigating
export let rightLinkHref = "javascript:void(0)";
export let visible = true;
const dispatch = createEventDispatcher();
const cooldownStorageKey = "lastseen--" + id;
let iconComponent: any;
let colorClassPart = "";
$: switch (type) {
case "info": {
colorClassPart = "blue";
iconComponent = InformationCircle;
break;
}
case "warning": {
colorClassPart = "yellow";
iconComponent = ExclamationTriangle;
break;
}
case "error": {
colorClassPart = "red";
iconComponent = XCircle;
break;
}
case "success": {
colorClassPart = "green";
iconComponent = CheckCircle;
break;
}
}
$: cooldownEnabled =
id.indexOf(noCooldownSetting) === -1 &&
closeable &&
(closeableCooldown === "~" || parseInt(closeableCooldown) > 0);
function close() {
visible = false;
if (cooldownEnabled) {
console.log(
"Cooldown enabled for " + id + ", " + closeableCooldown === "~"
? "with an endless cooldown"
: ""
);
localStorage.setItem(
cooldownStorageKey,
String(Temporal.Now.instant().epochSeconds)
);
}
}
// Manages the state of the alert if cooldown is enabled
function run_cooldown() {
if (!cooldownEnabled) {
console.log("Alert cooldown is not enabled for " + id);
return;
}
if (!localStorage.getItem(cooldownStorageKey)) {
console.log("Alert " + id + " has not been seen yet, displaying");
visible = true;
return;
}
if (!visible) {
console.log(
"Alert " + id + " is not visible, stopping cooldown change"
);
return;
}
if (closeableCooldown === "~") {
console.log("Alert " + id + " has an infinite cooldown, hiding");
visible = false;
return;
}
const lastSeen = Temporal.Instant.fromEpochSeconds(
parseInt(localStorage.getItem(cooldownStorageKey) ?? "-1")
);
if (
Temporal.Instant.compare(
Temporal.Now.instant(),
lastSeen.add({ seconds: parseInt(closeableCooldown) })
) === 1
) {
console.log(
"Alert " +
id +
" has a cooldown of " +
closeableCooldown +
" and was last seen " +
lastSeen.toLocaleString() +
" making it due for a showing"
);
visible = true;
} else {
visible = false;
}
}
onMount(() => {
if (cooldownEnabled) {
run_cooldown();
}
});
</script>
{#if visible}
<div class="rounded-md bg-{colorClassPart}-50 p-4 ">
<div class="flex">
<div class="flex-shrink-0">
<svelte:component
this={iconComponent}
class="text-{colorClassPart}-400"
/>
</div>
<div class="ml-3">
{#if title}
<h3 class="text-sm font-medium text-{colorClassPart}-800">
{title}
</h3>
{/if}
{#if message}
<div
class="{title
? 'mt-2 text-sm'
: ''} text-{colorClassPart}-700"
>
<p>
{@html message}
{#if rightLinkText}
<p class="mt-3 text-sm md:mt-0 md:ml-6">
<a
href={rightLinkHref}
on:click={() =>
dispatch("right-link-click")}
class="whitespace-nowrap font-medium text-{colorClassPart}-700 hover:text-{colorClassPart}-600"
>
{rightLinkText}
<span aria-hidden="true"> →</span>
</a>
</p>
{/if}
</p>
{#if listItems?.length ?? 0}
<ul class="list-disc space-y-1 pl-5">
{#each listItems as listItem}
<li>{listItem}</li>
{/each}
</ul>
{/if}
</div>
{/if}
</div>
{#if actions?.length ?? 0}
<div class="mt-4">
<div class="-mx-2 -my-1.5 flex">
{#each actions as action}
{@const color = action?.color ?? colorClassPart}
<button
type="button"
on:click={() => dispatch("act-" + action.id)}
class="rounded-md
bg-{color}-50
px-2 py-1.5 text-sm font-medium
text-{color}-800
hover:bg-{color}-100
focus:outline-none focus:ring-2
focus:ring-{color}-600
focus:ring-offset-2
focus:ring-offset-{color}-50"
>
{action.text}
</button>
{/each}
</div>
</div>
{/if}
{#if closeable}
<div class="ml-auto pl-3">
<div class="-mx-1.5 -my-1.5">
<button
type="button"
on:click={() => close()}
class="inline-flex rounded-md bg-{colorClassPart}-50 p-1.5 text-{colorClassPart}-500 hover:bg-{colorClassPart}-100 focus:outline-none focus:ring-2 focus:ring-{colorClassPart}-600 focus:ring-offset-2 focus:ring-offset-{colorClassPart}-50"
>
<span class="sr-only">Dismiss</span>
<XMark />
</button>
</div>
</div>
{/if}
</div>
</div>
{/if}
|
