platform/server/core/src/fulltext.ts
Andrey Platov a87194dee7
Upgrade packages and Kanban fix (#237)
Signed-off-by: Andrey Platov <andrey@hardcoreeng.com>
2021-10-06 18:54:39 +02:00

122 lines
4.3 KiB
TypeScript

//
// Copyright © 2020, 2021 Anticrm Platform Contributors.
// Copyright © 2021 Hardcore Engineering Inc.
//
// Licensed under the Eclipse Public 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.eclipse.org/legal/epl-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 core, { Hierarchy, AnyAttribute, Storage, DocumentQuery, FindOptions, FindResult, TxProcessor, TxMixin, TxPutBag, TxRemoveDoc } from '@anticrm/core'
import type { AttachedDoc, TxUpdateDoc, TxCreateDoc, Doc, Ref, Class, Obj } from '@anticrm/core'
import type { IndexedDoc, FullTextAdapter, WithFind } from './types'
// eslint-disable-next-line @typescript-eslint/consistent-type-assertions
const NO_INDEX = [] as AnyAttribute[]
export class FullTextIndex extends TxProcessor implements Storage {
private readonly indexes = new Map<Ref<Class<Obj>>, AnyAttribute[]>()
constructor (
private readonly hierarchy: Hierarchy,
private readonly adapter: FullTextAdapter,
private readonly dbStorage: WithFind
) {
super()
}
protected override async txPutBag (tx: TxPutBag<any>): Promise<void> {
console.log('FullTextIndex.txPutBag: Method not implemented.')
}
protected override async txRemoveDoc (tx: TxRemoveDoc<Doc>): Promise<void> {
console.log('FullTextIndex.txRemoveDoc: Method not implemented.')
}
protected txMixin (tx: TxMixin<Doc, Doc>): Promise<void> {
throw new Error('Method not implemented.')
}
async findAll<T extends Doc> (_class: Ref<Class<T>>, query: DocumentQuery<T>, options?: FindOptions<T>): Promise<FindResult<T>> {
console.log('search', query)
const docs = await this.adapter.search(query)
console.log(docs)
const ids = docs.map(doc => (doc.attachedTo ?? doc.id) as Ref<T>)
return await this.dbStorage.findAll(_class, { _id: { $in: ids as any } }, options) // TODO: remove `as any`
}
private getFullTextAttributes (clazz: Ref<Class<Obj>>): AnyAttribute[] | undefined {
const attributes = this.indexes.get(clazz)
if (attributes === undefined) {
const allAttributes = this.hierarchy.getAllAttributes(clazz)
const result: AnyAttribute[] = []
for (const [, attr] of allAttributes) {
if (attr.type._class === core.class.TypeString) {
result.push(attr)
}
}
if (result.length > 0) {
this.indexes.set(clazz, result)
return result
} else {
this.indexes.set(clazz, NO_INDEX)
}
} else if (attributes !== NO_INDEX) {
return attributes
}
}
protected override async txCreateDoc (tx: TxCreateDoc<Doc>): Promise<void> {
const attributes = this.getFullTextAttributes(tx.objectClass)
if (attributes === undefined) return
const doc = TxProcessor.createDoc2Doc(tx)
const content = attributes.map(attr => (doc as any)[attr.name]) // buildContent(doc, attributes) // (doc as any)[attribute.name]
const indexedDoc: IndexedDoc = {
id: doc._id,
_class: doc._class,
modifiedBy: doc.modifiedBy,
modifiedOn: doc.modifiedOn,
space: doc.space,
attachedTo: (doc as AttachedDoc).attachedTo,
content0: content[0],
content1: content[1],
content2: content[2],
content3: content[3],
content4: content[4],
content5: content[5],
content6: content[6],
content7: content[7],
content8: content[8],
content9: content[9]
}
return await this.adapter.index(indexedDoc)
}
protected override async txUpdateDoc (tx: TxUpdateDoc<Doc>): Promise<void> {
const attributes = this.getFullTextAttributes(tx.objectClass)
if (attributes === undefined) return
const ops: any = tx.operations
const update: any = {}
let i = 0
let shouldUpdate = false
for (const attr of attributes) {
if (ops[attr.name] !== undefined) {
update[`content${i}`] = ops[attr.name]
shouldUpdate = true
i++
}
}
if (shouldUpdate) {
return await this.adapter.update(tx.objectId, update)
}
}
}