66 lines
2.5 KiB
JavaScript
66 lines
2.5 KiB
JavaScript
import _ from 'lodash/fp';
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import { isScalarAttribute, isString, isNumber } from '../../utils/types.mjs';
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import { toColumnName } from './transform.mjs';
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const applySearch = (knex, query, ctx)=>{
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const { qb, uid, db } = ctx;
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const meta = db.metadata.get(uid);
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const { attributes } = meta;
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const searchColumns = [
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'id'
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];
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const stringColumns = Object.keys(attributes).filter((attributeName)=>{
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const attribute = attributes[attributeName];
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return isScalarAttribute(attribute) && isString(attribute.type) && attribute.searchable !== false;
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});
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searchColumns.push(...stringColumns);
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if (!_.isNaN(_.toNumber(query))) {
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const numberColumns = Object.keys(attributes).filter((attributeName)=>{
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const attribute = attributes[attributeName];
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return isScalarAttribute(attribute) && isNumber(attribute.type) && attribute.searchable !== false;
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});
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searchColumns.push(...numberColumns);
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}
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switch(db.dialect.client){
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case 'postgres':
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{
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searchColumns.forEach((attr)=>{
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const columnName = toColumnName(meta, attr);
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return knex.orWhereRaw(`??::text ILIKE ?`, [
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qb.aliasColumn(columnName),
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`%${escapeQuery(query, '*%\\')}%`
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]);
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});
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break;
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}
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case 'sqlite':
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{
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searchColumns.forEach((attr)=>{
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const columnName = toColumnName(meta, attr);
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return knex.orWhereRaw(`?? LIKE ? ESCAPE '\\'`, [
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qb.aliasColumn(columnName),
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`%${escapeQuery(query, '*%\\')}%`
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]);
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});
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break;
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}
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case 'mysql':
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{
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searchColumns.forEach((attr)=>{
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const columnName = toColumnName(meta, attr);
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return knex.orWhereRaw(`?? LIKE ?`, [
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qb.aliasColumn(columnName),
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`%${escapeQuery(query, '*%\\')}%`
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]);
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});
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break;
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}
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}
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};
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const escapeQuery = (query, charsToEscape, escapeChar = '\\')=>{
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return query.split('').reduce((escapedQuery, char)=>charsToEscape.includes(char) ? `${escapedQuery}${escapeChar}${char}` : `${escapedQuery}${char}`, '');
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};
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export { applySearch };
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//# sourceMappingURL=search.mjs.map
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