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Hydro/packages/elastic/script.ts

97 lines
3.3 KiB
TypeScript

import { Client } from '@elastic/elasticsearch';
import { omit } from 'lodash';
import DomainModel from 'hydrooj/src/model/domain';
import ProblemModel from 'hydrooj/src/model/problem';
import * as system from 'hydrooj/src/model/system';
import { iterateAllProblem, iterateAllProblemInDomain } from 'hydrooj/src/pipelineUtils';
import * as bus from 'hydrooj/src/service/bus';
const client = new Client({ node: system.get('elastic-search.url') || 'http://127.0.0.1:9200' });
const indexOmit = ['_id', 'docType', 'data', 'additional_file', 'config', 'stats', 'assign'];
bus.on('problem/add', async (doc, docId) => {
await client.index({
index: 'problem',
id: `${doc.domainId}/${docId}`,
document: omit(doc, indexOmit),
});
});
bus.on('problem/edit', async (pdoc) => {
await client.index({
index: 'problem',
id: `${pdoc.domainId}/${pdoc.docId}`,
document: omit(pdoc, indexOmit),
});
});
bus.on('problem/del', async (domainId, docId) => {
await client.delete({
index: 'problem',
id: `${domainId}/${docId}`,
});
});
global.Hydro.lib.problemSearch = async (domainId, q, opts) => {
const allowedSize = system.get('elasic-search.indexSize') || 10000;
const size = opts?.limit || system.get('pagination.problem');
const from = Math.min(allowedSize - size, opts?.skip || 0);
const union = await DomainModel.getUnion(domainId);
const domainIds = [domainId, ...(union?.union || [])];
const res = await client.search({
index: 'problem',
size,
from,
query: {
simple_query_string: {
query: q,
fields: ['tag^5', 'title^3', 'content'],
},
},
post_filter: {
bool: {
minimum_should_match: 1,
should: domainIds.map((i) => ({ match: { domainId: i } })),
},
},
});
return {
countRelation: typeof res.hits.total === 'number' ? 'eq' : res.hits.total.relation,
total: typeof res.hits.total === 'number' ? res.hits.total : res.hits.total.value,
hits: res.hits.hits.map((i) => i._id),
};
};
export const description = 'Elastic problem search re-index';
export async function run({ domainId }, report) {
try {
if (domainId) await client.deleteByQuery({ index: 'problem', query: { match: { domainId } } });
else await client.deleteByQuery({ index: 'problem', query: { match_all: {} } });
} catch (e) {
if (!e.message.includes('index_not_found_exception')) throw e;
}
let i = 0;
const cb = async (pdoc) => {
i++;
if (!(i % 1000)) report({ message: `${i} problems indexed` });
await client.index({
index: 'problem',
id: `${pdoc.domainId}/${pdoc.docId}`,
document: omit(pdoc, indexOmit),
});
};
if (domainId) await iterateAllProblemInDomain(domainId, ProblemModel.PROJECTION_PUBLIC, cb);
else await iterateAllProblem(ProblemModel.PROJECTION_PUBLIC, cb);
await client.indices.refresh({ index: 'problem' });
return true;
}
export const validate = {
$or: [
{ domainId: 'string' },
{ domainId: 'undefined' },
],
};
global.Hydro.script.ensureElasticSearch = { run, description, validate };