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dynamodb-toolbox

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Lightweight and type-safe query builder for DynamoDB and TypeScript.

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import { Finder } from '../../../../../schema/actions/finder/index.js'; import { Deduper } from '../../../../../schema/actions/utils/deduper.js'; import { NumberSchema } from '../../../../../schema/number/schema.js'; import { Parser } from '../../../parse/parser.js'; import { getComparedSubSchemas, joinDedupedConditions } from './utils.js'; export const transformEqCondition = (schema, condition) => { const conditions = new Deduper(); const schemaFinder = new Finder(schema); const { eq: formattedEq } = condition; const size = 'size' in condition; const attributePath = size ? condition.size : condition.attr; const transform = size ? undefined : condition.transform; const subSchemas = schemaFinder.search(attributePath); const comparedSubSchemas = getComparedSubSchemas(schemaFinder, formattedEq, transform); for (const subSchema of subSchemas) { const path = subSchema.transformedPath.strPath; if (comparedSubSchemas !== undefined) { for (const comparedSubSchema of comparedSubSchemas) { const eq = { attr: comparedSubSchema.transformedPath.strPath }; conditions.push(size ? { size: path, eq } : { attr: path, eq }); } } else { const valueSchema = size ? new NumberSchema({}) : subSchema.schema; const valueParser = new Parser(valueSchema); try { const eq = valueParser.parse(formattedEq, { fill: false, transform }); conditions.push((size ? { size: path, eq } : { attr: path, eq })); // eslint-disable-next-line no-empty } catch { } } } return joinDedupedConditions(conditions, attributePath); }; export const transformNeCondition = (schema, condition) => { const conditions = new Deduper(); const schemaFinder = new Finder(schema); const { ne: formattedNe } = condition; const size = 'size' in condition; const attributePath = size ? condition.size : condition.attr; const transform = size ? undefined : condition.transform; const subSchemas = schemaFinder.search(attributePath); const comparedSubSchemas = getComparedSubSchemas(schemaFinder, formattedNe, transform); for (const subSchema of subSchemas) { const path = subSchema.transformedPath.strPath; if (comparedSubSchemas !== undefined) { for (const comparedSubSchema of comparedSubSchemas) { const ne = { attr: comparedSubSchema.transformedPath.strPath }; conditions.push(size ? { size: path, ne } : { attr: path, ne }); } } else { const valueSchema = size ? new NumberSchema({}) : subSchema.schema; const valueParser = new Parser(valueSchema); try { const ne = valueParser.parse(formattedNe, { fill: false, transform }); conditions.push((size ? { size: path, ne } : { attr: path, ne })); // eslint-disable-next-line no-empty } catch { } } } return joinDedupedConditions(conditions, attributePath); };