Tinder AI Backend

This is the backend service for the Tinder AI project, which enables AI-powered interactions for the Tinder platform. It is developed as part of a "Code with Me" series by JavaBrains.

Frontend Repository

The frontend for this project is available at: Tinder AI Frontend

Features

• AI-powered profile recommendations
• Simple backend APIs for Tinder AI frontend

Tech Stack

• Language: Java (Spring Boot)
• AI Integration: Spring AI with Ollama (Llama 3)
• Database: MongoDB

Installation and Setup

Prerequisites

• Java 17+
• Docker (for MongoDB and Ollama AI service)

Steps to Run Locally

1. Clone the repository:

   git clone https://github.com/brlivsky/tinder-ai-backend.git
   cd tinder-ai-backend

2. Start required services using Docker Compose:

   docker-compose up -d

   This starts:

   • MongoDB on port 27017
   • Ollama AI service on port 11434

3. Build and run the application:

   ./mvnw spring-boot:run

4. The backend should now be running at http://localhost:8080

API Endpoints

Conversation Endpoints

Method	Endpoint	Description
POST	/conversations	Create a new conversation
POST	/conversations/{conversationId}	Add message to a conversation
GET	/conversations/{conversationId}	Get a conversation by ID

Match Endpoints

Method	Endpoint	Description
POST	/matches	Create a new match
GET	/matches	Fetch all matches

Profile Endpoints

Method	Endpoint	Description
GET	/profiles/random	Get a random profile

Configuration

The application uses the following configuration properties from application.properties:

spring.application.name=tinder-ai-backend

spring.ai.ollama.base-url=http://localhost:11434
spring.ai.ollama.chat.options.model=llama3

startup-actions.initializeProfiles=true
tinderai.lookingForGender=woman

# User's profile
tinderai.character.user={id:'user', firstName:'Donald', lastName:'Trump', age:78, ethnicity:'American', gender:'MALE', bio:'The president of USA and I love to hook up with Russians', imageUrl:'', myersBriggsPersonalityType:'ESFJ'}

Project Structure

└── tinder-ai-backend
    ├── compose.yaml
    ├── HELP.md
    ├── Instructions.pdf
    ├── mvnw
    ├── mvnw.cmd
    ├── Notes.txt
    ├── pom.xml
    ├── profiles.json
    ├── src
    │   ├── main
    │   │   ├── java
    │   │   │   └── io
    │   │   │       └── javabrains
    │   │   │           └── tinder_ai_backend
    │   │   │               ├── conversations
    │   │   │               │   ├── ChatMessage.java
    │   │   │               │   ├── ConversationController.java
    │   │   │               │   ├── Conversation.java
    │   │   │               │   ├── ConversationRepository.java
    │   │   │               │   └── ConversationService.java
    │   │   │               ├── matches
    │   │   │               │   ├── MatchController.java
    │   │   │               │   ├── Match.java
    │   │   │               │   └── MatchRepository.java
    │   │   │               ├── profiles
    │   │   │               │   ├── Gender.java
    │   │   │               │   ├── ProfileController.java
    │   │   │               │   ├── ProfileCreationService.java
    │   │   │               │   ├── Profile.java
    │   │   │               │   └── ProfileRepository.java
    │   │   │               ├── TinderAiBackendApplication.java
    │   │   │               └── Utils.java
    │   │   └── resources
    │   │       ├── application.properties
    │   │       ├── static
    │   │       │   └── images

Screenshot