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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 | 7x 7x 7x 7x 7x 7x 7x 7x 7x 7x 7x 7x 7x 7x 3x 3x 3x 1x 1x 1x 1x 1x 2x 2x 2x 2x 7x 6x 6x 6x 1x 1x 1x 1x 1x 5x 5x 5x 70x 5x 4x 4x 4x 4x 1x 1x 1x 1x 7x 1x 1x 1x 7x 10x 10x 10x 10x 3x 3x 1x 1x 6x 6x | 'use strict'; /* * Copyright 2021 Algolia * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * https://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import algoliaSearch from 'algoliasearch'; import { firestore } from 'firebase-admin'; import * as functions from 'firebase-functions'; import { EventContext, Change } from 'firebase-functions'; import { DocumentSnapshot } from 'firebase-functions/lib/providers/firestore'; import config from './config'; import extract from './extract'; import * as logs from './logs'; import { ChangeType, getChangeType, areFieldsUpdated } from './util'; import { version } from './version'; import DocumentData = firestore.DocumentData; const client = algoliaSearch( config.algoliaAppId, config.algoliaAPIKey, ); client.addAlgoliaAgent('firestore_integration', version); export const index = client.initIndex(config.algoliaIndexName); logs.init(); const handleCreateDocument = async ( snapshot: DocumentSnapshot, timestamp: Number ) => { try { const forceDataSync = config.forceDataSync; if (forceDataSync === 'yes') { const updatedSnapshot = await snapshot.ref.get(); const data = await extract(updatedSnapshot, 0); logs.createIndex(updatedSnapshot.id, data); logs.info('force sync data: execute saveObject'); await index.saveObject(data); } else { const data = await extract(snapshot, timestamp); logs.debug({ ...data }); logs.createIndex(snapshot.id, data); await index.partialUpdateObject(data, { createIfNotExists: true }); } } catch (eE) { logs.error(e); } }; const handleUpdateDocument = async ( before: DocumentSnapshot, after: DocumentSnapshot, timestamp: Number ) => { try { const forceDataSync = config.forceDataSync; if (forceDataSync === 'yes') { const updatedSnapshot = await after.ref.get(); const data = await extract(updatedSnapshot, 0); logs.updateIndex(updatedSnapshot.id, data); logs.info('force sync data: execute saveObject'); await index.saveObject(data); } else { if (areFieldsUpdated(config, before, after)) { logs.debug('Detected a change, execute indexing'); const beforeData: DocumentData = await before.data(); // loop through the after data snapshot to see if any properties were removed const undefinedAttrs = Object.keys(beforeData).filter(key => after.get(key) === undefined); // if no attributes were removed, then use partial update of the record. if (undefinedAttrs.length === 0) { const data = await extract(after, timestamp); logs.updateIndex(after.id, data); logs.debug('execute partialUpdateObject'); await index.partialUpdateObject(data, { createIfNotExists: true }); } // if an attribute was removed, then use save object of the record. else { const data = await extract(after, 0); logs.updateIndex(after.id, data); logs.debug('execute saveObject'); await index.saveObject(data); } } } } catch (e) { logs.error(e); } }; const handleDeleteDocument = async ( deleted: DocumentSnapshot, ) => { try { logs.deleteIndex(deleted.id); await index.deleteObject(deleted.id); } catch (e) { logs.error(e); } }; export const executeIndexOperation = functions.handler.firestore.document .onWrite(async (change: Change<DocumentSnapshot>, context: EventContext): Promise<void> => { logs.start(); const eventTimestamp = Date.parse(context.timestamp); const changeType = getChangeType(change); switch (changeType) { case ChangeType.CREATE: await handleCreateDocument(change.after, eventTimestamp); break; case ChangeType.DELETE: await handleDeleteDocument(change.before); break; case ChangeType.UPDATE: await handleUpdateDocument(change.before, change.after, eventTimestamp); break; default: { throw new Error(`Invalid change type: ${ changeType }`); } } }); |