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Update mockup UI, extract out components
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‎website/src/app/page.tsx‎

Lines changed: 2 additions & 289 deletions
Original file line numberDiff line numberDiff line change
@@ -1,294 +1,7 @@
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'use client'
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import Box from "@mui/material/Box";
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import {IconButton, TextField, Typography} from "@mui/material";
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import { Button} from "@mui/material";
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import {Grid} from "@mui/material";
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import {useCallback, useEffect, useMemo, useState} from "react";
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import Card from "@mui/material/Card";
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import CardContent from "@mui/material/CardContent";
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import Divider from "@mui/material/Divider";
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import LinearProgress from "@mui/material/LinearProgress";
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import { useSessionStorage } from "usehooks-ts";
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import {MenuOpen, Download, Lock} from "@mui/icons-material";
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import {
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ObjectList,
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TokenPermission,
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Federation,
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ObjectPrefixToNamespaceKeyMap,
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UnauthenticatedError,
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generateCodeVerifier,
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getAuthorizationCode,
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getToken,
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startAuthorizationCodeFlow,
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parseObjectUrl,
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fetchFederation,
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fetchNamespace,
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list,
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get,
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put,
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permissions
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} from "../../../src/index";
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import {downloadResponse} from "../../../src/util";
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import { redirect } from "next/navigation";
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function Page() {
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// Pelican client state
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const [federations, setFederations, removeFederations] = useSessionStorage<Record<string, Federation>>('federations', {})
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const [prefixToNamespace, setPrefixToNamespace, removePrefixToNamespace] = useSessionStorage<ObjectPrefixToNamespaceKeyMap>('prefixToNamespace', {})
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const [codeVerifier, setCodeVerifier, removeCodeVerifier] = useSessionStorage<string | undefined>('codeVerifier', undefined)
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// Initialize code verifier if not present
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useEffect(() => {
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if(!codeVerifier){
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setCodeVerifier(generateCodeVerifier())
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}
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}, [codeVerifier])
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// Run list on load
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useEffect(() => {
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(async () => {
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await onObjectUrlChange(objectUrl, federations, setFederations, prefixToNamespace, setPrefixToNamespace, setPermissions, setLoginRequired, setObjectList)
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})()
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}, [])
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// On load, check if there is a code in the URL to exchange for a token
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useEffect(() => {(async () => {
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const {federationHostname, namespacePrefix, code} = getAuthorizationCode()
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// If there is a code in the URL, exchange it for a token
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if (code && federationHostname && namespacePrefix && codeVerifier) {
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const namespace = federations[federationHostname]?.namespaces[namespacePrefix]
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const token = await getToken(namespace?.oidcConfiguration, codeVerifier, namespace?.clientId, namespace?.clientSecret, code)
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setFederations({
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...federations,
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[federationHostname]: {
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...federations[federationHostname],
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namespaces: {
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...federations[federationHostname]?.namespaces,
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[namespacePrefix]: {
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...federations[federationHostname]?.namespaces[namespacePrefix],
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token: token.accessToken
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}
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}
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}
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})
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}
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})()}, [federations, codeVerifier])
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// UI State
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let [loginRequired, setLoginRequired] = useState<boolean>(false);
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let [objectUrl, _setObjectUrl] = useSessionStorage<string>('objectUrl', "pelican://osg-htc.org/ncar");
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let [permissions, setPermissions] = useState<TokenPermission[] | undefined>(undefined);
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let [object, setObject] = useState<File | undefined>(undefined);
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let [objectList, setObjectList] = useState<ObjectList[] | undefined>([]);
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let [loading, setLoading] = useState<boolean>(false);
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let {federationHostname, objectPrefix, objectPath} = useMemo(() => parseObjectUrl(objectUrl), [objectUrl])
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const setObjectUrl = useCallback(async (url: string) => {
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setLoading(true);
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_setObjectUrl(url)
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await onObjectUrlChange(url, federations, setFederations, prefixToNamespace, setPrefixToNamespace, setPermissions, setLoginRequired, setObjectList)
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setLoading(false)
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}, [federations, prefixToNamespace])
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return (
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<Box minHeight={"90vh"}>
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<Grid height={"100%"} justifyContent={"center"} container gap={2}>
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<Grid size={{xl: 4, md: 8, xs: 11}} display={"flex"} flexDirection={"column"}>
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<Box mt={6} mx={"auto"} width={"100%"} display={"flex"} flexDirection={"column"}>
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<Box pt={2}>
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<Box display={'flex'} flexDirection={'column'}>
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<Box display={'flex'} alignItems={'center'}>
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<TextField fullWidth onChange={async (e) => {
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await setObjectUrl(e.target.value)
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}} value={objectUrl} id="outlined-basic" label="Object Name" variant="outlined"/>
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{loginRequired && codeVerifier && (
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<IconButton
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onClick={async () => {
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const {federationHostname, objectPrefix} = parseObjectUrl(objectUrl)
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const federation = federations[federationHostname]
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const namespaceKey = prefixToNamespace[objectPrefix]
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const namespace = federation.namespaces[namespaceKey.namespace]
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startAuthorizationCodeFlow(codeVerifier, namespace, federation)
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}}
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>
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<Lock/>
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</IconButton>
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)}
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</Box>
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{loading && <LinearProgress />}
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</Box>
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<Typography variant={'subtitle2'}>
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Namespace Permissions: {permissions ? permissions.join(", ") : "Unknown"}
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</Typography>
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<Box mt={2}>
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<input
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type="file"
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onChange={e => {
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if (e.target.files && e.target.files[0]) {
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setObjectUrl(`pelican://localhost:80/mnt/${e.target.files[0].name}`);
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setObject(e.target.files?.[0])
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}
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}}
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/>
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</Box>
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</Box>
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</Box>
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<Box mt={6} mx={"auto"} width={"100%"} display={"flex"} flexDirection={"column"}>
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<Box pt={2}>
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{objectList?.length === 0 ? (
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<Typography variant="body2" color="textSecondary">No objects found.</Typography>
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) : (
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objectList?.map((obj, index) => (
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<Card key={index} sx={{mb: 2}} variant="outlined">
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<CardContent>
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<Box display={"flex"} justifyContent={"space-between"} alignItems={"center"}>
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<Typography variant="h6" gutterBottom>{obj.href}</Typography>
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{ obj.iscollection &&
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<Button endIcon={<MenuOpen/>} onClick={() => setObjectUrl(`pelican://${federationHostname}${obj.href}/`)}>
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Explore
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</Button>
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}
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{ !obj.iscollection &&
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<Button
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endIcon={<Download/>}
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onClick={async () => {
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try {
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downloadResponse(await get(`pelican://${federationHostname}${obj.href}`, federations[federationHostname], federations[federationHostname].namespaces?.[prefixToNamespace[objectPrefix]?.namespace]))
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} catch{}
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}}
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>
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Download
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</Button>
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}
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</Box>
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<Divider sx={{my: 1}}/>
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<Typography
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variant="body2"><strong>Type:</strong> {obj.resourcetype}{obj.iscollection ? " (Collection)" : ""}
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</Typography>
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<Typography variant="body2"><strong>Size:</strong> {obj.getcontentlength} bytes</Typography>
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<Typography variant="body2"><strong>Last Modified:</strong> {obj.getlastmodified}</Typography>
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<Typography variant="body2"><strong>Executable:</strong> {obj.executable}</Typography>
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<Typography variant="body2"><strong>Status:</strong> {obj.status}</Typography>
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</CardContent>
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</Card>
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))
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)}
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</Box>
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</Box>
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</Grid>
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<Grid size={{xl: 7, md: 8, xs: 11}} display={"flex"} flexDirection={"column"}>
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<Box pt={1} mx={"auto"}>
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{/*<Button variant="contained" onClick={submit}>{object ? 'Upload' : 'Download'}</Button>*/}
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<Button onClick={() => {
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setFederations({})
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setPrefixToNamespace({})
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}}>Clear Federations</Button>
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</Box>
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<Box mt={6} mx={"auto"} width={"100%"} display={"flex"} flexDirection={"column"}>
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<Typography variant="h6" gutterBottom>Client Federations ( for debug only )</Typography>
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<Box overflow={'auto'}>
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<pre>
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<code>
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{JSON.stringify(federations, null, 2)}
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</code>
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</pre>
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</Box>
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</Box>
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</Grid>
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</Grid>
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</Box>
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)
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}
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/**
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* Pull in objectUrl related information into React state
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* @param objectUrl
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* @param federations
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* @param setFederations
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* @param prefixToNamespace
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* @param setPrefixToNamespace
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* @param setPermissions
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* @param setLoginRequired
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* @param setObjectList
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*/
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const onObjectUrlChange = async (objectUrl: string, federations: Record<string, Federation>, setFederations: (f: Record<string, Federation>) => void, prefixToNamespace: ObjectPrefixToNamespaceKeyMap, setPrefixToNamespace: (m: ObjectPrefixToNamespaceKeyMap) => void, setPermissions: (p: TokenPermission[]) => void, setLoginRequired: (b: boolean) => void, setObjectList: (l: ObjectList[]) => void) => {
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let {federationHostname, objectPrefix, objectPath} = parseObjectUrl(objectUrl)
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// If we haven't registered the federation
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try {
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if(!(federationHostname in federations)) {
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const federation = await fetchFederation(federationHostname)
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federations = {
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...federations,
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[federationHostname]: federation
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}
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setFederations(federations)
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}
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} catch {}
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// If we haven't mapped this prefix to a namespace
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try {
242-
if(!(objectPrefix in prefixToNamespace)) {
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const namespace = await fetchNamespace(objectPath, federations[federationHostname])
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prefixToNamespace = {
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...prefixToNamespace,
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[objectPrefix]: {
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federation: federationHostname,
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namespace: namespace.prefix
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}
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}
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setPrefixToNamespace(prefixToNamespace)
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// If we haven't registered this namespace
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if(!(namespace.prefix in federations[federationHostname].namespaces)) {
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setFederations({
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...federations,
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[federationHostname]: {
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...federations[federationHostname],
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namespaces: {
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...federations[federationHostname]?.namespaces,
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[namespace.prefix]: namespace
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}
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}
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})
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}
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}
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} catch {}
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// Try to list
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try {
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try {
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setObjectList((await list(`pelican://${objectPrefix}`, federations[federationHostname], federations[federationHostname].namespaces?.[prefixToNamespace[objectPrefix]?.namespace])).reverse())
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setLoginRequired(false)
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} catch (e) {
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setObjectList((await list(`pelican://${federationHostname}${objectPath}`, federations[federationHostname], federations[federationHostname].namespaces?.[prefixToNamespace[objectPrefix]?.namespace])).reverse())
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setLoginRequired(false)
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}
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} catch (e) {
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if(e instanceof UnauthenticatedError) {
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setLoginRequired(true)
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setObjectList([])
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}
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}
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// Check permissions
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try {
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if(federations[federationHostname].namespaces?.[prefixToNamespace[objectPrefix]?.namespace]){
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const perms = await permissions(objectUrl, federations[federationHostname].namespaces?.[prefixToNamespace[objectPrefix]?.namespace])
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setPermissions(perms)
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}
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} catch {}
4+
redirect("/v1");
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}
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export default Page;

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