"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); const type_1 = require("../utils/type"); const datatype_1 = require("./datatype"); function flatten(query, shouldPreserverObject, parents, visited) { const cloned = Object.assign({}, query); for (const key in query) { if (/^\$/.test(key)) continue; const value = query[key]; if (value === undefined) { delete cloned[key]; continue; } if (!value) continue; if (type_1.isObject(value) && !shouldPreserverObject(value)) { if (visited.indexOf(value) > -1) { throw new Error('Cannot convert circular structure to JSON'); } const newParents = [...parents, key]; const newVisited = [...visited, value]; const flattenedChild = flatten(value, shouldPreserverObject, newParents, newVisited); cloned[key] = flattenedChild; let hasKeyNotCombined = false; for (const childKey in flattenedChild) { if (!/^\$/.test(childKey)) { cloned[`${key}.${childKey}`] = flattenedChild[childKey]; delete cloned[key][childKey]; } else { hasKeyNotCombined = true; } } if (!hasKeyNotCombined) { delete cloned[key]; } } } return cloned; } function flattenQueryObject(query) { return flatten(query, isConversionRequired, [], [query]); } exports.flattenQueryObject = flattenQueryObject; function flattenObject(object) { return flatten(object, (_) => false, [], [object]); } exports.flattenObject = flattenObject; function mergeConditionAfterEncode(query, condition, key) { if (!condition[key]) { delete query[key]; } for (const conditionKey in condition) { if (query[conditionKey]) { if (type_1.isArray(query[conditionKey])) { query[conditionKey].push(condition[conditionKey]); } else if (type_1.isObject(query[conditionKey])) { if (type_1.isObject(condition[conditionKey])) { Object.assign(query[conditionKey], condition[conditionKey]); } else { console.warn(`unmergable condition, query is object but condition is ${type_1.getType(condition)}, can only overwrite`, condition, key); query[conditionKey] = condition[conditionKey]; } } else { console.warn(`to-merge query is of type ${type_1.getType(query)}, can only overwrite`, query, condition, key); query[conditionKey] = condition[conditionKey]; } } else { query[conditionKey] = condition[conditionKey]; } } } exports.mergeConditionAfterEncode = mergeConditionAfterEncode; function isConversionRequired(val) { return type_1.isInternalObject(val) || type_1.isDate(val) || type_1.isRegExp(val); } exports.isConversionRequired = isConversionRequired; function encodeInternalDataType(val) { return datatype_1.serialize(val); } exports.encodeInternalDataType = encodeInternalDataType; function decodeInternalDataType(object) { return datatype_1.deserialize(object); } exports.decodeInternalDataType = decodeInternalDataType;