@joktec/mongo/dist/helpers/mongo.index.js

JokTec - Mongo Service

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.buildIndex = buildIndex;
const utils_1 = require("@joktec/utils");
const typegoose_1 = require("@typegoose/typegoose");
const lodash_1 = require("lodash");
function injectParanoid(indexOption, paranoidKey = 'deletedAt') {
    if (!indexOption.options.partialFilterExpression) {
        indexOption.options.partialFilterExpression = {};
    }
    if (indexOption.options.sparse)
        delete indexOption.options.sparse;
    Object.assign(indexOption.options.partialFilterExpression, { [paranoidKey]: { $type: 'null' } });
}
function buildIndex(options) {
    const deletedAt = (0, lodash_1.get)(options, 'paranoid.deletedAt.name', 'deletedAt');
    const paranoid = options?.paranoid ? deletedAt : null;
    const indexes = [];
    if (options?.index) {
        (0, utils_1.toArray)(options.index).map(key => {
            const fields = key.split(',').reduce((obj, curr) => {
                obj[curr] = 1;
                return obj;
            }, {});
            const idx = { fields, options: { background: true } };
            if (options.paranoid)
                injectParanoid(idx, paranoid);
            indexes.push(idx);
        });
    }
    if (options?.unique) {
        (0, utils_1.toArray)(options.unique).map(key => {
            const partialFilterExpression = {};
            const opts = { unique: true, background: true, sparse: true };
            const fields = {};
            key.split(',').map(field => {
                fields[field] = 1;
                partialFilterExpression[field] = { $exists: true, $type: ['string', 'number', 'date', 'objectId'] };
            });
            const idx = { fields, options: opts };
            if (options.paranoid) {
                idx.options.partialFilterExpression = partialFilterExpression;
                injectParanoid(idx, paranoid);
            }
            indexes.push(idx);
        });
    }
    if (options?.textSearch) {
        const fields = options.textSearch.split(',').reduce((obj, path) => {
            obj[path] = 'text';
            return obj;
        }, {});
        const idx = { fields, options: { background: true } };
        indexes.push(idx);
    }
    if (options?.geoSearch) {
        const fields = { [options.geoSearch]: '2dsphere' };
        const idx = { fields, options: { background: true } };
        if (options.paranoid)
            injectParanoid(idx, paranoid);
        indexes.push(idx);
    }
    (0, utils_1.toArray)(options?.customIndexes).map(idx => {
        idx.options = { background: true, ...idx.options };
        if (paranoid)
            injectParanoid(idx, paranoid);
        indexes.push(idx);
    });
    return indexes.map(idx => (0, typegoose_1.index)(idx.fields, idx.options));
}
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