X-Git-Url: https://git.arvados.org/arvados-workbench2.git/blobdiff_plain/fbec771115f1872bdadc0572a5c5059be68f1aca..c11055f2d6ce8385088bc221eab1175e31777ec0:/src/services/collection-service/collection-service.ts

diff --git a/src/services/collection-service/collection-service.ts b/src/services/collection-service/collection-service.ts
index bb63771d..d07ef216 100644
--- a/src/services/collection-service/collection-service.ts
+++ b/src/services/collection-service/collection-service.ts
@@ -2,12 +2,165 @@
 //
 // SPDX-License-Identifier: AGPL-3.0
 
-import { CommonResourceService } from "../../common/api/common-resource-service";
-import { CollectionResource } from "../../models/collection";
-import { AxiosInstance } from "axios";
+import * as _ from "lodash";
+import { CommonResourceService } from "~/common/api/common-resource-service";
+import { CollectionResource } from "~/models/collection";
+import axios, { AxiosInstance } from "axios";
+import { KeepService } from "../keep-service/keep-service";
+import { WebDAV } from "~/common/webdav";
+import { AuthService } from "../auth-service/auth-service";
+import { mapTree, getNodeChildren, getNode, TreeNode } from "../../models/tree";
+import { getTagValue } from "~/common/xml";
+import { FilterBuilder } from "~/common/api/filter-builder";
+import { CollectionFile, createCollectionFile, CollectionFileType, CollectionDirectory, createCollectionDirectory } from '~/models/collection-file';
+import { parseKeepManifestText, stringifyKeepManifest } from "../collection-files-service/collection-manifest-parser";
+import { KeepManifestStream } from "~/models/keep-manifest";
+import { createCollectionFilesTree } from '~/models/collection-file';
+
+export type UploadProgress = (fileId: number, loaded: number, total: number, currentTime: number) => void;
 
 export class CollectionService extends CommonResourceService<CollectionResource> {
-    constructor(serverApi: AxiosInstance) {
+    constructor(serverApi: AxiosInstance, private keepService: KeepService, private webdavClient: WebDAV, private authService: AuthService) {
         super(serverApi, "collections");
     }
-}
\ No newline at end of file
+
+    async files(uuid: string) {
+        const request = await this.webdavClient.propfind(`/c=${uuid}`);
+        if (request.responseXML != null) {
+            const files = this.extractFilesData(request.responseXML);
+            const tree = createCollectionFilesTree(files);
+            const sortedTree = mapTree(node => {
+                const children = getNodeChildren(node.id)(tree).map(id => getNode(id)(tree)) as TreeNode<CollectionDirectory | CollectionFile>[];
+                children.sort((a, b) =>
+                    a.value.type !== b.value.type
+                        ? a.value.type === CollectionFileType.DIRECTORY ? -1 : 1
+                        : a.value.name.localeCompare(b.value.name)
+                );
+                return { ...node, children: children.map(child => child.id) };
+            })(tree);
+            return sortedTree;
+        }
+        return Promise.reject();
+    }
+
+    async deleteFile(collectionUuid: string, filePath: string) {
+        return this.webdavClient.delete(`/c=${collectionUuid}${filePath}`);
+    }
+
+    extractFilesData(document: Document) {
+        const collectionUrlPrefix = /\/c=[0-9a-zA-Z\-]*/;
+        return Array
+            .from(document.getElementsByTagName('D:response'))
+            .slice(1) // omit first element which is collection itself
+            .map(element => {
+                const name = getTagValue(element, 'D:displayname', '');
+                const size = parseInt(getTagValue(element, 'D:getcontentlength', '0'), 10);
+                const pathname = getTagValue(element, 'D:href', '');
+                const nameSuffix = `/${name || ''}`;
+                const directory = pathname
+                    .replace(collectionUrlPrefix, '')
+                    .replace(nameSuffix, '');
+                const href = this.webdavClient.defaults.baseURL + pathname + '?api_token=' + this.authService.getApiToken();
+
+                const data = {
+                    url: href,
+                    id: `${directory}/${name}`,
+                    name,
+                    path: directory,
+                };
+
+                return getTagValue(element, 'D:resourcetype', '')
+                    ? createCollectionDirectory(data)
+                    : createCollectionFile({ ...data, size });
+
+            });
+    }
+
+
+    private readFile(file: File): Promise<ArrayBuffer> {
+        return new Promise<ArrayBuffer>(resolve => {
+            const reader = new FileReader();
+            reader.onload = () => {
+                resolve(reader.result as ArrayBuffer);
+            };
+
+            reader.readAsArrayBuffer(file);
+        });
+    }
+
+    private uploadFile(keepServiceHost: string, file: File, fileId: number, onProgress?: UploadProgress): Promise<CollectionFile> {
+        return this.readFile(file).then(content => {
+            return axios.post<string>(keepServiceHost, content, {
+                headers: {
+                    'Content-Type': 'text/octet-stream'
+                },
+                onUploadProgress: (e: ProgressEvent) => {
+                    if (onProgress) {
+                        onProgress(fileId, e.loaded, e.total, Date.now());
+                    }
+                    console.log(`${e.loaded} / ${e.total}`);
+                }
+            }).then(data => createCollectionFile({
+                id: data.data,
+                name: file.name,
+                size: file.size
+            }));
+        });
+    }
+
+    private async updateManifest(collectionUuid: string, files: CollectionFile[]): Promise<CollectionResource> {
+        const collection = await this.get(collectionUuid);
+        const manifest: KeepManifestStream[] = parseKeepManifestText(collection.manifestText);
+
+        files.forEach(f => {
+            let kms = manifest.find(stream => stream.name === f.path);
+            if (!kms) {
+                kms = {
+                    files: [],
+                    locators: [],
+                    name: f.path
+                };
+                manifest.push(kms);
+            }
+            kms.locators.push(f.id);
+            const len = kms.files.length;
+            const nextPos = len > 0
+                ? parseInt(kms.files[len - 1].position, 10) + kms.files[len - 1].size
+                : 0;
+            kms.files.push({
+                name: f.name,
+                position: nextPos.toString(),
+                size: f.size
+            });
+        });
+
+        console.log(manifest);
+
+        const manifestText = stringifyKeepManifest(manifest);
+        const data = { ...collection, manifestText };
+        return this.update(collectionUuid, CommonResourceService.mapKeys(_.snakeCase)(data));
+    }
+
+    uploadFiles(collectionUuid: string, files: File[], onProgress?: UploadProgress): Promise<CollectionResource | never> {
+        const filters = FilterBuilder.create()
+            .addEqual("service_type", "proxy");
+
+        return this.keepService.list({ filters }).then(data => {
+            if (data.items && data.items.length > 0) {
+                const serviceHost =
+                    (data.items[0].serviceSslFlag ? "https://" : "http://") +
+                    data.items[0].serviceHost +
+                    ":" + data.items[0].servicePort;
+
+                console.log("serviceHost", serviceHost);
+
+                const files$ = files.map((f, idx) => this.uploadFile(serviceHost, f, idx, onProgress));
+                return Promise.all(files$).then(values => {
+                    return this.updateManifest(collectionUuid, values);
+                });
+            } else {
+                return Promise.reject("Missing keep service host");
+            }
+        });
+    }
+}