Configure remote database connection and update documentation

backend/dist/modules/conversations/conversations.service.js

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+"use strict";
+var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
+    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata = (this && this.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
+};
+var __param = (this && this.__param) || function (paramIndex, decorator) {
+    return function (target, key) { decorator(target, key, paramIndex); }
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.ConversationsService = void 0;
+const common_1 = require("@nestjs/common");
+const typeorm_1 = require("@nestjs/typeorm");
+const typeorm_2 = require("typeorm");
+const conversation_entity_1 = require("./entities/conversation.entity");
+let ConversationsService = class ConversationsService {
+    conversationsRepository;
+    constructor(conversationsRepository) {
+        this.conversationsRepository = conversationsRepository;
+    }
+    async create(participants, name, isGroup = false) {
+        const conversation = this.conversationsRepository.create({
+            participants,
+            name,
+            isGroup,
+        });
+        return this.conversationsRepository.save(conversation);
+    }
+    async findAllForUser(userId) {
+        return this.conversationsRepository
+            .createQueryBuilder('conversation')
+            .leftJoinAndSelect('conversation.participants', 'participants')
+            .leftJoinAndSelect('conversation.messages', 'messages')
+            .leftJoin('conversation.participants', 'user')
+            .where('user.id = :userId', { userId })
+            .orderBy('messages.createdAt', 'DESC')
+            .getMany();
+    }
+    async findOne(id, userId) {
+        const conversation = await this.conversationsRepository
+            .createQueryBuilder('conversation')
+            .leftJoinAndSelect('conversation.participants', 'participants')
+            .leftJoinAndSelect('conversation.messages', 'messages')
+            .leftJoinAndSelect('messages.sender', 'sender')
+            .where('conversation.id = :id', { id })
+            .orderBy('messages.createdAt', 'ASC')
+            .getOne();
+        if (!conversation) {
+            throw new common_1.NotFoundException('Беседа не найдена');
+        }
+        const isParticipant = conversation.participants.some(p => p.id === userId);
+        if (!isParticipant) {
+            throw new common_1.ForbiddenException('Вы не являетесь участником этой беседы');
+        }
+        return conversation;
+    }
+    async findOrCreatePrivate(user1Id, user2Id) {
+        const existingConversation = await this.conversationsRepository
+            .createQueryBuilder('conversation')
+            .leftJoin('conversation.participants', 'p1')
+            .leftJoin('conversation.participants', 'p2')
+            .where('conversation.isGroup = false')
+            .andWhere('p1.id = :user1Id', { user1Id })
+            .andWhere('p2.id = :user2Id', { user2Id })
+            .getOne();
+        if (existingConversation) {
+            return existingConversation;
+        }
+        return this.create([], undefined, false);
+    }
+    async addParticipant(conversationId, userId, participantId) {
+        const conversation = await this.findOne(conversationId, userId);
+        if (!conversation.isGroup) {
+            throw new common_1.ForbiddenException('Нельзя добавлять участников в приватные беседы');
+        }
+        return conversation;
+    }
+};
+exports.ConversationsService = ConversationsService;
+exports.ConversationsService = ConversationsService = __decorate([
+    (0, common_1.Injectable)(),
+    __param(0, (0, typeorm_1.InjectRepository)(conversation_entity_1.Conversation)),
+    __metadata("design:paramtypes", [typeorm_2.Repository])
+], ConversationsService);
+//# sourceMappingURL=conversations.service.js.map