upend/webui/src/routes/browse/[addresses]/+page.svelte

<script lang="ts">
	import BrowseAdd from '$lib/components/BrowseAdd.svelte';
	import BrowseColumn from '$lib/components/BrowseColumn.svelte';
	import { updateTitle } from '$lib/util/title';
	import EntitySelect, { selected } from '$lib/components/EntitySelect.svelte';
	import SelectedColumn from '$lib/components/SelectedColumn.svelte';
	import Inspect from '$lib/components/Inspect.svelte';
	import CombineColumn from '$lib/components/CombineColumn.svelte';
	import GroupColumn from '$lib/components/GroupColumn.svelte';
	import SurfaceColumn from '$lib/components/SurfaceColumn.svelte';
	import type { SelectorValue } from '$lib/components/utils/Selector.svelte';
	import { page } from '$app/stores';
	import { goto } from '$app/navigation';

	let root: HTMLDivElement;
	let identities: string[] = [];
	$: addresses = $page.params.addresses.split(',');

	function add(value: SelectorValue) {
		if (value.t !== 'Address') return;
		const address = value.c;

		let _addresses = addresses.concat();
		_addresses.push(address);
		goto(`/browse/${_addresses.join(',')}`);
	}

	function close(idx: number) {
		let _addresses = addresses.concat();
		_addresses.splice(idx, 1);
		if (_addresses.length) {
			goto(`/browse/${_addresses.join(',')}`);
		} else {
			goto('/');
		}
	}

	$: scrollToVisible(addresses.length - 1);

	function scrollToVisible(idx: string | number) {
		const target = root?.querySelector(`[data-index='${idx}']`)?.firstElementChild as HTMLElement;

		if (target) {
			root?.scrollTo({
				left: target.offsetLeft,
				behavior: 'smooth'
			});
		}
	}

	function onIdentified(index: number, ev: CustomEvent<string[]>) {
		for (let i = 0; i < addresses.length; i++) {
			if (!identities[i]) {
				identities[i] = '?';
			}
			identities[index] = ev.detail.join('/');
		}
		identities = identities;
	}

	let detailMode = false;
	function onDetailChanged(index: number, ev: CustomEvent<boolean>) {
		if (ev.detail) {
			scrollToVisible(index);
		}
		detailMode = addresses.length === 1 && ev.detail;
	}
	$: only = addresses.length === 1 && !$selected.length;

	function updateAddress(index: number, address: string) {
		let _addresses = addresses.concat();
		_addresses[index] = address;
		goto(`/browse/${_addresses.join(',')}`);
	}

	$: if ($selected.length && !addresses.includes('selected')) {
		let _addresses = addresses.concat();
		_addresses.push('selected');
		goto(`/browse/${_addresses.join(',')}`);
	}

	function addCombine(address: string) {
		let _addresses = addresses.concat();
		_addresses.push(`+${address}`);
		goto(`/browse/${_addresses.join(',')}`);
	}

	$: updateTitle('Browse', identities.join(' / '));
</script>

<div class="browser" bind:this={root} class:single={addresses.length === 1 && detailMode}>
	{#each addresses as address, index}
		<div class="column" data-index={index}>
			{#if ['+', '-'].some((c) => address.includes(c))}
				<BrowseColumn
					{index}
					{only}
					on:close={() => close(index)}
					on:detail={(ev) => onDetailChanged(index, ev)}
				>
					<CombineColumn spec={address} on:close={() => close(index)} />
				</BrowseColumn>
			{:else if address === 'selected'}
				<BrowseColumn
					{index}
					{only}
					on:close={() => {
						selected.set([]);
						close(index);
					}}
					on:detail={(ev) => onDetailChanged(index, ev)}
				>
					<SelectedColumn />
				</BrowseColumn>
			{:else if address === 'groups'}
				<BrowseColumn
					{index}
					{only}
					on:close={() => close(index)}
					on:detail={(ev) => onDetailChanged(index, ev)}
				>
					<GroupColumn />
				</BrowseColumn>
			{:else if address.startsWith('surface')}
				<BrowseColumn
					{index}
					{only}
					on:close={() => close(index)}
					on:detail={(ev) => onDetailChanged(index, ev)}
				>
					{@const x = address.split(':')[1].split(';')[0]}
					{@const y = address.split(':')[1].split(';')[1]}
					<SurfaceColumn
						x={x !== '_' ? x : undefined}
						y={y !== '_' ? y : undefined}
						on:updateAddress={(ev) =>
							updateAddress(
								index,
								`surface:${[ev.detail.x, ev.detail.y].map((v) => v || '_').join(';')}`
							)}
					/>
				</BrowseColumn>
			{:else}
				<BrowseColumn
					{address}
					{index}
					{only}
					on:close={() => close(index)}
					on:resolved={(ev) => onIdentified(index, ev)}
					on:detail={(ev) => onDetailChanged(index, ev)}
					on:combine={() => addCombine(address)}
					let:detail
				>
					<Inspect {address} {detail} on:resolved on:close />
				</BrowseColumn>
			{/if}
		</div>
	{/each}
	{#if !detailMode}
		{#key addresses}
			<div class="column" data-index="add">
				<BrowseAdd on:input={(ev) => add(ev.detail)} on:editable={() => scrollToVisible('add')} />
			</div>
		{/key}
	{/if}
</div>

<EntitySelect />

<style lang="scss">
	.browser {
		height: 100%;
		padding: 1rem;

		display: flex;
		overflow-x: auto;
		gap: 1rem;

		@media screen and (max-width: 600px) {
			scroll-snap-type: x mandatory;
		}
	}

	.column {
		display: flex;
		justify-content: center;
		scroll-snap-align: center;
	}

	.browser.single {
		justify-content: center;

		.column {
			flex-grow: 1;
		}
	}
</style>