elk/components/user/UserSignIn.vue

225 lines
6.0 KiB
Vue

<script setup lang="ts">
import Fuse from 'fuse.js'
import { $fetch } from 'ofetch'
const input = $ref<HTMLInputElement>()
let server = $ref<string>('')
let busy = $ref<boolean>(false)
let error = $ref<boolean>(false)
let displayError = $ref<boolean>(false)
let knownServers = $ref<string[]>([])
let autocompleteIndex = $ref(0)
let autocompleteShow = $ref(false)
const users = useUsers()
const userSettings = useUserSettings()
async function oauth() {
if (busy)
return
busy = true
error = false
displayError = false
await nextTick()
if (server)
server = server.split('/')[0]
try {
const url = await (globalThis.$fetch as any)(`/api/${server || publicServer.value}/login`, {
method: 'POST',
body: {
force_login: users.value.some(u => u.server === server),
origin: location.origin,
lang: userSettings.value.language,
},
})
location.href = url
}
catch (err) {
console.error(err)
displayError = true
error = true
await nextTick()
input?.focus()
await nextTick()
setTimeout(() => {
busy = false
error = false
}, 512)
}
}
let fuse = $shallowRef(new Fuse([] as string[]))
const filteredServers = $computed(() => {
if (!server)
return []
const results = fuse.search(server, { limit: 6 }).map(result => result.item)
if (results[0] === server)
return []
return results
})
function isValidUrl(str: string) {
try {
// eslint-disable-next-line no-new
new URL(str)
return true
}
catch (err) {
return false
}
}
async function handleInput() {
const input = server.trim()
if (input.startsWith('https://'))
server = input.replace('https://', '')
if (input.length)
displayError = false
if (
isValidUrl(`https://${input}`)
&& input.match(/^[a-z0-9-]+(\.[a-z0-9-]+)+(:[0-9]+)?$/i)
// Do not hide the autocomplete if a result has an exact substring match on the input
&& !filteredServers.some(s => s.includes(input))
)
autocompleteShow = false
else
autocompleteShow = true
}
function toSelector(server: string) {
return server.replace(/[^\w-]/g, '-')
}
function move(delta: number) {
if (filteredServers.length === 0) {
autocompleteIndex = 0
return
}
autocompleteIndex = ((autocompleteIndex + delta) + filteredServers.length) % filteredServers.length
document.querySelector(`#${toSelector(filteredServers[autocompleteIndex])}`)?.scrollIntoView(false)
}
function onEnter(e: KeyboardEvent) {
if (autocompleteShow === true && filteredServers[autocompleteIndex]) {
server = filteredServers[autocompleteIndex]
e.preventDefault()
autocompleteShow = false
}
}
function escapeAutocomplete(evt: KeyboardEvent) {
if (!autocompleteShow)
return
autocompleteShow = false
evt.stopPropagation()
}
function select(index: number) {
server = filteredServers[index]
}
onMounted(async () => {
input?.focus()
knownServers = await (globalThis.$fetch as any)('/api/list-servers')
fuse = new Fuse(knownServers, { shouldSort: true })
})
onClickOutside($$(input), () => {
autocompleteShow = false
})
</script>
<template>
<form text-center justify-center items-center max-w-150 py6 flex="~ col gap-3" @submit.prevent="oauth">
<div flex="~ center" items-end mb2 gap-x-2>
<img src="/logo.svg" w-12 h-12 mxa height="48" width="48" :alt="$t('app_logo')" class="rtl-flip">
<div text-3xl>
{{ $t('action.sign_in') }}
</div>
</div>
<div>
{{ $t('user.server_address_label') }}
</div>
<div :class="error ? 'animate animate-shake-x animate-delay-100' : null">
<div
dir="ltr"
flex bg-gray:10 px4 py2 mxa rounded
border="~ base" items-center font-mono
focus:outline-none focus:ring="2 primary inset"
relative
:class="displayError ? 'border-red-600 dark:border-red-400' : null"
>
<span text-secondary-light me1>https://</span>
<input
ref="input"
v-model="server"
autocapitalize="off"
inputmode="url"
outline-none bg-transparent w-full max-w-50
spellcheck="false"
autocorrect="off"
autocomplete="off"
@input="handleInput"
@keydown.down="move(1)"
@keydown.up="move(-1)"
@keydown.enter="onEnter"
@keydown.esc.prevent="escapeAutocomplete"
@focus="autocompleteShow = true"
>
<div
v-if="autocompleteShow && filteredServers.length"
absolute left-6em right-0 top="100%"
bg-base rounded border="~ base"
z-10 shadow of-auto
overflow-y-auto
class="max-h-[8rem]"
>
<button
v-for="(name, idx) in filteredServers"
:id="toSelector(name)"
:key="name"
:value="name"
px-2 py1 font-mono w-full text-left
:class="autocompleteIndex === idx ? 'text-primary font-bold' : null"
@click="select(idx)"
>
{{ name }}
</button>
</div>
</div>
<div min-h-4>
<Transition css enter-active-class="animate animate-fade-in">
<p v-if="displayError" role="alert" p-0 m-0 text-xs text-red-600 dark:text-red-400>
{{ $t('error.sign_in_error') }}
</p>
</Transition>
</div>
</div>
<div text-secondary text-sm flex>
<div i-ri:lightbulb-line me-1 />
<span>
<i18n-t keypath="user.tip_no_account">
<NuxtLink href="https://joinmastodon.org/servers" target="_blank" external class="text-primary" hover="underline">{{ $t('user.tip_register_account') }}</NuxtLink>
</i18n-t>
</span>
</div>
<button flex="~ row" gap-x-2 items-center btn-solid mt2 :disabled="!server || busy">
<span v-if="busy" aria-hidden="true" block animate animate-spin preserve-3d class="rtl-flip">
<span block i-ri:loader-2-fill aria-hidden="true" />
</span>
<span v-else aria-hidden="true" block i-ri:login-circle-line class="rtl-flip" />
{{ $t('action.sign_in') }}
</button>
</form>
</template>