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<!--
MIT License
Copyright (c) 2025 memdmp
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
-->
<script lang="ts" module>
let ids = $state([] as number[]);
let idCtr = $state(0);
let dialogObject = $state({
open: false,
title: '',
content: '',
closeBtn: false,
buttons: [
{
text: 'Close',
},
] as {
text: string;
callback?: () =>
| {
success: true;
content: string;
}
| {
success: false;
content: any;
};
}[],
});
let closeAlert = (m: string) => void 0;
let cancelAlert = (err?: any) => void 0;
let dialogPromises = [] as Promise<string>[];
let dialogPromise = Promise.resolve('');
const createDialogPromise = (setAlertTo?: typeof dialogObject) => (
dialogPromises.push(
(dialogPromise = new Promise<string>((rs, rj) => {
let oldCloseAlert = closeAlert;
let oldCancelAlert = cancelAlert;
closeAlert = (m) => {
closeAlert = oldCloseAlert;
dialogObject = setAlertTo ?? dialogObject;
rs(m);
};
cancelAlert = (m) => {
cancelAlert = oldCancelAlert;
dialogObject = setAlertTo ?? dialogObject;
rj(m);
};
}))
),
dialogPromise
);
export const alert = async (
message: string,
options?: {
title?: string;
/** prioritise over existing alerts */
priority?: boolean;
/** if we can close the dialog with the x at the top */
canClose?: boolean;
/** button list */
buttons?: typeof dialogObject.buttons;
}
) => {
if (!options?.priority) await Promise.allSettled(dialogPromises);
const oldAlert = dialogObject;
dialogObject = {
open: true,
title: options?.title ?? 'Alert',
closeBtn: options?.canClose ?? true,
buttons: options?.buttons ?? [
{
text: 'Close',
},
],
content: message,
};
return createDialogPromise(oldAlert);
};
export const confirm = async (
message: string,
options?: Omit<Parameters<typeof alert>[1], 'buttons'>
) => {
const rs = await alert(message, {
title: 'Confirmation',
...(options ?? {}),
buttons: [
{
text: 'OK',
callback: () => ({
success: true,
content: 'OK',
}),
},
{
text: 'Cancel',
callback: () => ({
success: true,
content: 'Cancel',
}),
},
],
});
return rs === 'OK';
};
</script>
<script lang="ts">
import { onDestroy, onMount } from 'svelte';
let dialog = $state(null as HTMLDialogElement | null);
let id: number = $state(-1);
onMount(() => {
id = idCtr++;
ids.push(id);
});
onDestroy(() => (ids = ids.filter((v) => v !== id)));
$effect(() => {
dialog?.showModal();
});
</script>
{#if ids[0] === id && dialogObject.open}
<section>
<dialog bind:this={dialog}>
<form method="dialog">
<div class="heading">
<div class="wrapper">
<div class="icon"></div>
<p class="text">{dialogObject.title}</p>
</div>
<button
class="close"
aria-label="Close"
disabled={!dialogObject.closeBtn}
onclick={() => {
cancelAlert(new Error('User Cancelled Alert'));
}}
></button>
</div>
<div class="content">
{dialogObject.content}
</div>
<menu class="footer-btns" style="gap: 4px; display: flex;">
{#each dialogObject.buttons as button}
<button
onclick={(e) => {
const callback =
button.callback ??
(() => ({
success: true,
content: button.text,
}));
const result = callback();
if (result.success) closeAlert(result.content);
else cancelAlert(result.content);
}}>{button.text}</button
>
{/each}
</menu>
</form>
</dialog>
</section>
{/if}
|
