feat: add website and folder upload and download (#260)

* feat: add website and folder upload and download * feat: download-share-upload navigation * fix: check for files length in hasIndexDocument * fix: change router dependency * refactor: switch to @ethersphere/manfest-js * fix: hide previews on dropzone, fix spinner align, hide 0 size display * feat: add upload and download history * refactor: change drag and drop text * feat: make history ux better * refactor: improve code based on review * build: add missing react-router dependency * ci: remove beeload * revert(ci): remove beeload This reverts commit 4ce6cb0045a2d9aea3047ab395d214d8d368c532.
2021-12-07 16:06:21 +01:00
parent dec812be45
commit 3ef1ad9574
26 changed files with 839 additions and 269 deletions
@@ -0,0 +1,121 @@
+import { ManifestJs } from '@ethersphere/manifest-js'
+import { Box } from '@material-ui/core'
+import { saveAs } from 'file-saver'
+import JSZip from 'jszip'
+import { ReactElement, useContext, useEffect, useState } from 'react'
+import { RouteComponentProps, useHistory } from 'react-router-dom'
+import { Loading } from '../../components/Loading'
+import { Context as SettingsContext } from '../../providers/Settings'
+import { ROUTES } from '../../routes'
+import { convertBeeFileToBrowserFile, convertManifestToFiles } from '../../utils/file'
+import { shortenHash } from '../../utils/hash'
+import { determineHistoryName, HISTORY_KEYS, putHistory } from '../../utils/local-storage'
+import { SwarmFile } from '../../utils/SwarmFile'
+import { AssetPreview } from './AssetPreview'
+import { AssetSummary } from './AssetSummary'
+import { DownloadActionBar } from './DownloadActionBar'
+
+interface MatchParams {
+  hash: string
+}
+
+export function Share(props: RouteComponentProps<MatchParams>): ReactElement {
+  const { apiUrl, beeApi } = useContext(SettingsContext)
+  const reference = props.match.params.hash
+  const history = useHistory()
+
+  const [loading, setLoading] = useState(true)
+  const [downloading, setDownloading] = useState(false)
+  const [files, setFiles] = useState<SwarmFile[]>([])
+  const [swarmEntries, setSwarmEntries] = useState<Record<string, string>>({})
+  const [indexDocument, setIndexDocument] = useState<string | null>(null)
+
+  async function prepare() {
+    if (!beeApi) {
+      return
+    }
+
+    const manifestJs = new ManifestJs(beeApi)
+    const isManifest = await manifestJs.isManifest(reference)
+
+    if (!isManifest) {
+      throw Error('The specified hash does not contain valid content.')
+    }
+    const entries = await manifestJs.getHashes(reference)
+    setSwarmEntries(entries)
+    const indexDocument = await manifestJs.getIndexDocumentPath(reference)
+    setIndexDocument(indexDocument)
+
+    if (Object.keys(entries).length === 1) {
+      const response = await beeApi.downloadFile(reference)
+      setFiles([new SwarmFile(convertBeeFileToBrowserFile(response) as File)])
+    } else {
+      setFiles(convertManifestToFiles(entries))
+    }
+  }
+
+  function onOpen() {
+    window.open(`${apiUrl}/bzz/${reference}/`, '_blank')
+  }
+
+  function onClose() {
+    // POP means there is no history - nowhere to go back yet
+    if (history.action === 'POP') {
+      history.push(ROUTES.UPLOAD)
+    } else {
+      history.goBack()
+    }
+  }
+
+  useEffect(() => {
+    setLoading(true)
+    prepare().then(() => {
+      setLoading(false)
+    })
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [reference])
+
+  async function onDownload() {
+    if (!beeApi) {
+      return
+    }
+    putHistory(HISTORY_KEYS.DOWNLOAD_HISTORY, reference, determineHistoryName(reference, indexDocument))
+    setDownloading(true)
+
+    if (Object.keys(swarmEntries).length === 1) {
+      window.open(`${apiUrl}/bzz/${reference}/`, '_blank')
+    } else {
+      const zip = new JSZip()
+      for (const [path, hash] of Object.entries(swarmEntries)) {
+        zip.file(path, await beeApi.downloadData(hash))
+      }
+      const content = await zip.generateAsync({ type: 'blob' })
+      saveAs(content, reference + '.zip')
+    }
+    setDownloading(false)
+  }
+
+  const assetName = shortenHash(reference)
+
+  if (loading) {
+    return <Loading />
+  }
+
+  return (
+    <>
+      <Box mb={4}>
+        <AssetPreview files={files} assetName={assetName} />
+      </Box>
+      <Box mb={4}>
+        <AssetSummary hash={reference} />
+      </Box>
+      <DownloadActionBar
+        onOpen={onOpen}
+        onCancel={onClose}
+        onDownload={onDownload}
+        hasIndexDocument={Boolean(indexDocument && files.length > 1)}
+        loading={downloading}
+      />
+    </>
+  )
+}