82 lines
2.3 KiB
Dart
82 lines
2.3 KiB
Dart
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library angel_mongo.services;
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import 'dart:async';
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import 'dart:mirrors';
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import 'package:angel_framework/angel_framework.dart';
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import 'package:json_god/json_god.dart' as god;
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import 'package:merge_map/merge_map.dart';
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import 'package:mongo_dart/mongo_dart.dart';
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import 'model.dart';
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part 'mongo_service.dart';
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part 'mongo_service_typed.dart';
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Map _transformId(Map doc) {
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Map result = mergeMap([doc]);
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result['id'] = doc['_id'];
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return result..remove('_id');
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}
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_lastItem(DbCollection collection, Function _jsonify, [Map params]) async {
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return (await (await collection
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.find(where.sortBy('\$natural', descending: true)))
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.toList())
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.map((x) => _jsonify(x, params))
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.first;
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}
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ObjectId _makeId(id) {
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try {
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return (id is ObjectId) ? id : new ObjectId.fromHexString(id.toString());
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} catch (e) {
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throw new AngelHttpException.BadRequest();
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}
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}
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Map _removeSensitive(Map data) {
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return data
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..remove('id')
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..remove('_id')
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..remove('createdAt')
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..remove('updatedAt');
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}
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SelectorBuilder _makeQuery([Map params_]) {
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Map params = params_ ?? {};
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params = params..remove('provider');
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SelectorBuilder result = where.exists('_id');
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// You can pass a SelectorBuilder as 'query';
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if (params['query'] != null && params['query'] is SelectorBuilder) {
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return params['query'];
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}
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for (var key in params.keys) {
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if (key == r'$sort' || key == r'$query') {
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if (params[key] is Map) {
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// If they send a map, then we'll sort by every key in the map
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for (String fieldName in params[key].keys.where((x) => x is String)) {
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var sorter = params[key][fieldName];
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if (sorter is num) {
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result = result.sortBy(fieldName, descending: sorter == -1);
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} else if (sorter is String) {
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result = result.sortBy(fieldName, descending: sorter == "-1");
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} else if (sorter is SelectorBuilder) {
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result = result.and(sorter);
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}
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}
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} else if (params[key] is String && key == r'$sort') {
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// If they send just a string, then we'll sort
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// by that, ascending
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result = result.sortBy(params[key]);
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}
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} else if (key is String) {
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result = result.and(where.eq(key, params[key]));
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}
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}
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return result;
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}
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