"use strict"; const {Fragment: _Fragment, jsx: _jsx, jsxs: _jsxs} = arguments[0]; const {useMDXComponents: _provideComponents} = arguments[0]; function _createMdxContent(props) { const _components = { a: "a", code: "code", h2: "h2", p: "p", path: "path", pre: "pre", span: "span", strong: "strong", svg: "svg", ..._provideComponents(), ...props.components }; return _jsxs(_Fragment, { children: [_jsxs(_components.p, { children: ["Дата: 2025-03-16\n", _jsxs(_components.strong, { children: ["Forwarded from ", _jsx(_components.a, { href: "https://t.me/Yakut2021", target: "_blank", rel: "noopener noreferrer", children: "Якут" })] })] }), "\n", _jsx(_components.p, { children: "Пример кода для запроса документов из Firebase с фильтрацией по нескольким полям." }), "\n", _jsx(_components.p, { children: "На примере Firebase\nусловная коллекция articles\nДанные получили.\nОтфильтровали, если необходимо.\nВ консоль вывели." }), "\n", _jsx(_components.p, { children: "По образу и подобию любой запрос можно написать." }), "\n", _jsx(_components.pre, { children: _jsxs(_components.code, { className: "language-auto code-highlight", children: [_jsx(_components.span, { className: "code-line", children: "Future getArticles() async {\n" }), _jsx(_components.span, { className: "code-line", children: " try {\n" }), _jsx(_components.span, { className: "code-line", children: " // Выполняем запрос к коллекции \"articles\"\n" }), _jsx(_components.span, { className: "code-line", children: " final QuerySnapshot> articles = await FirebaseFirestore.instance\n" }), _jsx(_components.span, { className: "code-line", children: " .collection(\"articles\")\n" }), _jsx(_components.span, { className: "code-line", children: " // .where(\"is_deleted\", isEqualTo: false)\n" }), _jsx(_components.span, { className: "code-line", children: " // .where(\"is_visible\", isEqualTo: true)\n" }), _jsx(_components.span, { className: "code-line", children: " // .where(\"is_published\", isEqualTo: true)\n" }), _jsx(_components.span, { className: "code-line", children: " // .orderBy(\"published_time\", descending: true)\n" }), _jsx(_components.span, { className: "code-line", children: " .get();\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Проверяем, есть ли документы в результате запроса\n" }), _jsx(_components.span, { className: "code-line", children: " if (articles.docs.isEmpty) {\n" }), _jsx(_components.span, { className: "code-line", children: " print('Нет статей для отображения');\n" }), _jsx(_components.span, { className: "code-line", children: " return;\n" }), _jsx(_components.span, { className: "code-line", children: " }\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Выводим данные каждого документа в консоль\n" }), _jsx(_components.span, { className: "code-line", children: " for (final doc in articles.docs) {\n" }), _jsx(_components.span, { className: "code-line", children: " final data = doc.data(); // Получаем данные документа\n" }), _jsx(_components.span, { className: "code-line", children: " print('Документ ID: ${doc.id}');\n" }), _jsx(_components.span, { className: "code-line", children: " print('Данные: $data');\n" }), _jsx(_components.span, { className: "code-line", children: " print('-----------------------------');\n" }), _jsx(_components.span, { className: "code-line", children: " }\n" }), _jsx(_components.span, { className: "code-line", children: " } catch (e) {\n" }), _jsx(_components.span, { className: "code-line", children: " print('Ошибка при получении статей: $e');\n" }), _jsx(_components.span, { className: "code-line", children: " }\n" }), _jsx(_components.span, { className: "code-line", children: "}\n" })] }) }), "\n", _jsxs(_components.h2, { id: "код-файлом", children: [_jsx(_components.a, { className: "heading-link", href: "#код-файлом", children: _jsx(_components.svg, { xmlns: "http:www.w3.org/2000/svg", fill: "#ab2b65", viewBox: "0 0 20 20", className: "w-5 h-5", children: _jsx(_components.path, { fillRule: "evenodd", clipRule: "evenodd", d: "M9.493 2.853a.75.75 0 00-1.486-.205L7.545 6H4.198a.75.75 0 000 1.5h3.14l-.69 5H3.302a.75.75 0 000 1.5h3.14l-.435 3.148a.75.75 0 001.486.205L7.955 14h2.986l-.434 3.148a.75.75 0 001.486.205L12.456 14h3.346a.75.75 0 000-1.5h-3.14l.69-5h3.346a.75.75 0 000-1.5h-3.14l.435-3.147a.75.75 0 00-1.486-.205L12.045 6H9.059l.434-3.147zM8.852 7.5l-.69 5h2.986l.69-5H8.852z" }) }) }), "Код файлом"] }), "\n", _jsx(_components.p, { children: _jsx(_components.a, { href: "https://ff-base-falcorrus.flowershow.me/temp/get_articles%20-%2020250316.dart", className: "internal new unsupported", target: "_blank", rel: "noopener noreferrer", children: "../temp/get_articles - 20250316.dart" }) }), "\n", _jsxs(_components.h2, { id: "код-текстом", children: [_jsx(_components.a, { className: "heading-link", href: "#код-текстом", children: _jsx(_components.svg, { xmlns: "http:www.w3.org/2000/svg", fill: "#ab2b65", viewBox: "0 0 20 20", className: "w-5 h-5", children: _jsx(_components.path, { fillRule: "evenodd", clipRule: "evenodd", d: "M9.493 2.853a.75.75 0 00-1.486-.205L7.545 6H4.198a.75.75 0 000 1.5h3.14l-.69 5H3.302a.75.75 0 000 1.5h3.14l-.435 3.148a.75.75 0 001.486.205L7.955 14h2.986l-.434 3.148a.75.75 0 001.486.205L12.456 14h3.346a.75.75 0 000-1.5h-3.14l.69-5h3.346a.75.75 0 000-1.5h-3.14l.435-3.147a.75.75 0 00-1.486-.205L12.045 6H9.059l.434-3.147zM8.852 7.5l-.69 5h2.986l.69-5H8.852z" }) }) }), "Код текстом"] }), "\n", _jsx(_components.pre, { children: _jsxs(_components.code, { className: "language-auto code-highlight", children: [_jsx(_components.span, { className: "code-line", children: "// Automatic FlutterFlow imports\n" }), _jsx(_components.span, { className: "code-line", children: "import '/backend/backend.dart';\n" }), _jsx(_components.span, { className: "code-line", children: "import '/backend/schema/structs/index.dart';\n" }), _jsx(_components.span, { className: "code-line", children: "import '/backend/schema/enums/enums.dart';\n" }), _jsx(_components.span, { className: "code-line", children: "import '/actions/actions.dart' as action_blocks;\n" }), _jsx(_components.span, { className: "code-line", children: "import '/flutter_flow/flutter_flow_theme.dart';\n" }), _jsx(_components.span, { className: "code-line", children: "import '/flutter_flow/flutter_flow_util.dart';\n" }), _jsx(_components.span, { className: "code-line", children: "import 'index.dart'; // Imports other custom actions\n" }), _jsx(_components.span, { className: "code-line", children: "import '/flutter_flow/custom_functions.dart'; // Imports custom functions\n" }), _jsx(_components.span, { className: "code-line", children: "import 'package:flutter/material.dart';\n" }), _jsx(_components.span, { className: "code-line", children: "// Begin custom action code\n" }), _jsx(_components.span, { className: "code-line", children: "// DO NOT REMOVE OR MODIFY THE CODE ABOVE!\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: "Future getArticles(List articlesList) async {\n" }), _jsx(_components.span, { className: "code-line", children: " // Проверяем, что список не пуст\n" }), _jsx(_components.span, { className: "code-line", children: " if (articlesList.isEmpty) {\n" }), _jsx(_components.span, { className: "code-line", children: " debugPrint('[getArticles] Внимание: Получен пустой список статей.');\n" }), _jsx(_components.span, { className: "code-line", children: " return;\n" }), _jsx(_components.span, { className: "code-line", children: " }\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Преобразуем список ArticlesRecord в список ArticlesStateTypeStruct\n" }), _jsx(_components.span, { className: "code-line", children: " final List articlesStateList = articlesList.map((article) {\n" }), _jsx(_components.span, { className: "code-line", children: " // Преобразуем rubricsRef (DocReference) в строку rubricDoc\n" }), _jsx(_components.span, { className: "code-line", children: " final String rubricDoc = _extractIdFromReference(article.rubricsRef);\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Преобразуем likes (List) в список ID пользователей\n" }), _jsx(_components.span, { className: "code-line", children: " final List likesUserIds = _extractIdsFromList(article.likes);\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Преобразуем views (List) в список ID пользователей\n" }), _jsx(_components.span, { className: "code-line", children: " final List viewsUserIds = _extractIdsFromList(article.views);\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Преобразуем comments (List) в список CommentStateTypeStruct\n" }), _jsx(_components.span, { className: "code-line", children: " final List commentsStateList = article.comments\n" }), _jsx(_components.span, { className: "code-line", children: " .map((comment) => CommentStateTypeStruct(\n" }), _jsx(_components.span, { className: "code-line", children: " name: comment.name,\n" }), _jsx(_components.span, { className: "code-line", children: " text: comment.text,\n" }), _jsx(_components.span, { className: "code-line", children: " createdTime: comment.createdTime,\n" }), _jsx(_components.span, { className: "code-line", children: " usersRef: comment.usersRef,\n" }), _jsx(_components.span, { className: "code-line", children: " ))\n" }), _jsx(_components.span, { className: "code-line", children: " .toList();\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " return ArticlesStateTypeStruct(\n" }), _jsx(_components.span, { className: "code-line", children: " id: article.reference.id,\n" }), _jsx(_components.span, { className: "code-line", children: " name: article.name,\n" }), _jsx(_components.span, { className: "code-line", children: " type: article.type,\n" }), _jsx(_components.span, { className: "code-line", children: " likes: likesUserIds,\n" }), _jsx(_components.span, { className: "code-line", children: " views: viewsUserIds,\n" }), _jsx(_components.span, { className: "code-line", children: " title: article.title,\n" }), _jsx(_components.span, { className: "code-line", children: " rubricDoc: rubricDoc,\n" }), _jsx(_components.span, { className: "code-line", children: " advice: article.advice,\n" }), _jsx(_components.span, { className: "code-line", children: " endTime: article.endTime,\n" }), _jsx(_components.span, { className: "code-line", children: " comments: commentsStateList,\n" }), _jsx(_components.span, { className: "code-line", children: " isDeleted: article.isDeleted,\n" }), _jsx(_components.span, { className: "code-line", children: " isVisible: article.isVisible,\n" }), _jsx(_components.span, { className: "code-line", children: " startTime: article.startTime,\n" }), _jsx(_components.span, { className: "code-line", children: " additional: article.additional,\n" }), _jsx(_components.span, { className: "code-line", children: " description: article.description,\n" }), _jsx(_components.span, { className: "code-line", children: " isPublished: article.isPublished,\n" }), _jsx(_components.span, { className: "code-line", children: " createdTime: article.createdTime,\n" }), _jsx(_components.span, { className: "code-line", children: " modifiedTime: article.modifiedTime,\n" }), _jsx(_components.span, { className: "code-line", children: " publishedTime: article.publishedTime,\n" }), _jsx(_components.span, { className: "code-line", children: " articleBlocks: article.articleBlocks,\n" }), _jsx(_components.span, { className: "code-line", children: " horoscopeBlocks: article.horoscopeBlocks,\n" }), _jsx(_components.span, { className: "code-line", children: " ffPushNotificationsQueueRef: article.ffPushNotificationsQueueRef,\n" }), _jsx(_components.span, { className: "code-line", children: " );\n" }), _jsx(_components.span, { className: "code-line", children: " }).toList();\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Сортируем статьи по published_time в порядке убывания (новые сверху)\n" }), _jsx(_components.span, { className: "code-line", children: " articlesStateList.sort(_sortToPublishTime);\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Обновляем состояние приложения\n" }), _jsx(_components.span, { className: "code-line", children: " FFAppState().update(() {\n" }), _jsx(_components.span, { className: "code-line", children: " FFAppState().ArticlesState = articlesStateList;\n" }), _jsx(_components.span, { className: "code-line", children: " });\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " // Логируем результат\n" }), _jsx(_components.span, { className: "code-line", children: " debugPrint(\n" }), _jsx(_components.span, { className: "code-line", children: " '[getArticles] Успешно обновлено состояние статей. '\n" }), _jsx(_components.span, { className: "code-line", children: " 'Количество элементов: ${articlesStateList.length}.',\n" }), _jsx(_components.span, { className: "code-line", children: " );\n" }), _jsx(_components.span, { className: "code-line", children: "}\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: "/// Сортировка статей по published_time (новые сверху)\n" }), _jsx(_components.span, { className: "code-line", children: "int _sortToPublishTime(ArticlesStateTypeStruct a, ArticlesStateTypeStruct b) {\n" }), _jsx(_components.span, { className: "code-line", children: " if (a.publishedTime != null && b.publishedTime != null) {\n" }), _jsx(_components.span, { className: "code-line", children: " return b.publishedTime!.compareTo(a.publishedTime!);\n" }), _jsx(_components.span, { className: "code-line", children: " } else if (a.publishedTime != null) {\n" }), _jsx(_components.span, { className: "code-line", children: " return -1;\n" }), _jsx(_components.span, { className: "code-line", children: " } else if (b.publishedTime != null) {\n" }), _jsx(_components.span, { className: "code-line", children: " return 1;\n" }), _jsx(_components.span, { className: "code-line", children: " } else {\n" }), _jsx(_components.span, { className: "code-line", children: " return 0;\n" }), _jsx(_components.span, { className: "code-line", children: " }\n" }), _jsx(_components.span, { className: "code-line", children: "}\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: "/// Извлекает ID из DocumentReference или строки\n" }), _jsx(_components.span, { className: "code-line", children: "String _extractIdFromReference(dynamic reference) {\n" }), _jsx(_components.span, { className: "code-line", children: " if (reference is DocumentReference) {\n" }), _jsx(_components.span, { className: "code-line", children: " return reference.id;\n" }), _jsx(_components.span, { className: "code-line", children: " } else if (reference is String) {\n" }), _jsx(_components.span, { className: "code-line", children: " return reference.split('/').last;\n" }), _jsx(_components.span, { className: "code-line", children: " } else {\n" }), _jsx(_components.span, { className: "code-line", children: " return '';\n" }), _jsx(_components.span, { className: "code-line", children: " }\n" }), _jsx(_components.span, { className: "code-line", children: "}\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: "/// Преобразует список DocumentReference или строк в список ID\n" }), _jsx(_components.span, { className: "code-line", children: "List _extractIdsFromList(List? items) {\n" }), _jsx(_components.span, { className: "code-line", children: " if (items == null) return [];\n" }), _jsx(_components.span, { className: "code-line", children: "\n" }), _jsx(_components.span, { className: "code-line", children: " return items.map((item) {\n" }), _jsx(_components.span, { className: "code-line", children: " if (item is DocumentReference) {\n" }), _jsx(_components.span, { className: "code-line", children: " return item.id;\n" }), _jsx(_components.span, { className: "code-line", children: " } else if (item is String) {\n" }), _jsx(_components.span, { className: "code-line", children: " return item.split('/').last;\n" }), _jsx(_components.span, { className: "code-line", children: " } else {\n" }), _jsx(_components.span, { className: "code-line", children: " return '';\n" }), _jsx(_components.span, { className: "code-line", children: " }\n" }), _jsx(_components.span, { className: "code-line", children: " }).toList();\n" }), _jsx(_components.span, { className: "code-line", children: "}\n" })] }) })] }); } function MDXContent(props = {}) { const {wrapper: MDXLayout} = { ..._provideComponents(), ...props.components }; return MDXLayout ? _jsx(MDXLayout, { ...props, children: _jsx(_createMdxContent, { ...props }) }) : _createMdxContent(props); } return { default: MDXContent };