From 990383c651e70b7f036e9c5c797087b0a87060c2 Mon Sep 17 00:00:00 2001
From: YKuts <yuliiakuts@gmail.com>
Date: Thu, 5 Dec 2024 16:03:05 +0100
Subject: [PATCH] First backend commit

---
 .gitignore                                    |   4 +
 README.md                                     |   6 +-
 backend/__pycache__/app.cpython-311.pyc       | Bin 0 -> 6754 bytes
 backend/__pycache__/config.cpython-311.pyc    | Bin 0 -> 1478 bytes
 backend/__pycache__/main.cpython-311.pyc      | Bin 0 -> 1766 bytes
 .../__pycache__/mem0_client.cpython-311.pyc   | Bin 0 -> 5318 bytes
 backend/app/__pycache__/main.cpython-311.pyc  | Bin 0 -> 1774 bytes
 backend/app/api/__init__.py                   |   0
 .../api/__pycache__/__init__.cpython-311.pyc  | Bin 0 -> 177 bytes
 .../api/__pycache__/survey.cpython-311.pyc    | Bin 0 -> 3844 bytes
 backend/app/api/survey.py                     |  73 +++++++++++++++
 backend/app/api/tutor.py                      |   0
 backend/app/main.py                           |  49 +++++++++++
 backend/app/models/__init__.py                |   0
 .../__pycache__/__init__.cpython-311.pyc      | Bin 0 -> 180 bytes
 .../models/__pycache__/survey.cpython-311.pyc | Bin 0 -> 1602 bytes
 backend/app/models/survey.py                  |  20 +++++
 backend/app/models/tutor.py                   |  22 +++++
 backend/app/services/__init__.py              |   0
 .../__pycache__/__init__.cpython-311.pyc      | Bin 0 -> 182 bytes
 .../services/__pycache__/mem0.cpython-311.pyc | Bin 0 -> 5545 bytes
 .../__pycache__/survey.cpython-311.pyc        | Bin 0 -> 5650 bytes
 backend/app/services/mem0.py                  |  58 ++++++++++++
 backend/app/services/survey.py                |  83 ++++++++++++++++++
 backend/config.py                             |  28 ++++++
 backend/requirements.txt                      | Bin 0 -> 4468 bytes
 26 files changed, 342 insertions(+), 1 deletion(-)
 create mode 100644 .gitignore
 create mode 100644 backend/__pycache__/app.cpython-311.pyc
 create mode 100644 backend/__pycache__/config.cpython-311.pyc
 create mode 100644 backend/__pycache__/main.cpython-311.pyc
 create mode 100644 backend/__pycache__/mem0_client.cpython-311.pyc
 create mode 100644 backend/app/__pycache__/main.cpython-311.pyc
 create mode 100644 backend/app/api/__init__.py
 create mode 100644 backend/app/api/__pycache__/__init__.cpython-311.pyc
 create mode 100644 backend/app/api/__pycache__/survey.cpython-311.pyc
 create mode 100644 backend/app/api/survey.py
 create mode 100644 backend/app/api/tutor.py
 create mode 100644 backend/app/main.py
 create mode 100644 backend/app/models/__init__.py
 create mode 100644 backend/app/models/__pycache__/__init__.cpython-311.pyc
 create mode 100644 backend/app/models/__pycache__/survey.cpython-311.pyc
 create mode 100644 backend/app/models/survey.py
 create mode 100644 backend/app/models/tutor.py
 create mode 100644 backend/app/services/__init__.py
 create mode 100644 backend/app/services/__pycache__/__init__.cpython-311.pyc
 create mode 100644 backend/app/services/__pycache__/mem0.cpython-311.pyc
 create mode 100644 backend/app/services/__pycache__/survey.cpython-311.pyc
 create mode 100644 backend/app/services/mem0.py
 create mode 100644 backend/app/services/survey.py
 create mode 100644 backend/config.py
 create mode 100644 backend/requirements.txt

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..6496626
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+backend/.env
+backend/venv
+backend/mem0_client.py
+backend/dashboard.py
\ No newline at end of file
diff --git a/README.md b/README.md
index 284b10c..c155470 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,5 @@
-# AITutor
\ No newline at end of file
+# AITutor backend
+
+GET /api/survey/questions - get all questions
+GET /api/survey/questions/{category} - get questions by category
+POST /api/survey/submit - submit answers
\ No newline at end of file
diff --git a/backend/__pycache__/app.cpython-311.pyc b/backend/__pycache__/app.cpython-311.pyc
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diff --git a/backend/app/api/survey.py b/backend/app/api/survey.py
new file mode 100644
index 0000000..1951e4d
--- /dev/null
+++ b/backend/app/api/survey.py
@@ -0,0 +1,73 @@
+from fastapi import APIRouter, HTTPException, Depends
+from typing import List
+from app.models.survey import SurveyQuestion, UserSurveyResponse
+from app.services.survey import SurveyService
+from app.services.mem0 import Mem0Service
+from config import get_settings
+
+router = APIRouter(prefix="/survey", tags=["survey"])
+
+@router.get("/questions", response_model=List[SurveyQuestion])
+async def get_survey_questions(
+    survey_service: SurveyService = Depends(lambda: SurveyService())
+):
+    """
+    Retrieves all available survey questions.
+    Returns a list of questions with their options.
+    """
+    return survey_service.get_all_questions()
+
+@router.get("/questions/{category}", response_model=List[SurveyQuestion])
+async def get_questions_by_category(
+    category: str,
+    survey_service: SurveyService = Depends(lambda: SurveyService())
+):
+    """
+    Retrieves questions for a specific category.
+    Args:
+        category: The category of questions to retrieve (e.g., 'learning_format', 'learning_pace')
+    Returns:
+        List of questions for the specified category
+    """
+    questions = survey_service.get_questions_by_category(category)
+    if not questions:
+        raise HTTPException(
+            status_code=404,
+            detail=f"No questions found for category: {category}"
+        )
+    return questions
+
+@router.post("/submit")
+async def submit_survey(
+    response: UserSurveyResponse,
+    survey_service: SurveyService = Depends(lambda: SurveyService()),
+    settings = Depends(get_settings)
+):
+    """
+    Submits survey responses and stores them in Mem0.ai.
+    Args:
+        response: User's survey responses including user_id and answers
+    Returns:
+        Processed survey data and initial learning path
+    """
+    # Process survey responses
+    processed_data = survey_service.process_answers(response.dict())
+    
+    # Store in Mem0.ai and get learning path
+    mem0_service = Mem0Service(api_key=settings.MEM0_API_KEY)
+    try:
+        result = await mem0_service.store_survey_response(
+            response.user_id,
+            processed_data
+        )
+        return {
+            "status": "success",
+            "message": "Survey responses successfully processed",
+            "learning_path": result,
+            "user_id": response.user_id
+        }
+    except Exception as e:
+        raise HTTPException(
+            status_code=400,
+            detail=f"Failed to process survey: {str(e)}"
+        )
\ No newline at end of file
diff --git a/backend/app/api/tutor.py b/backend/app/api/tutor.py
new file mode 100644
index 0000000..e69de29
diff --git a/backend/app/main.py b/backend/app/main.py
new file mode 100644
index 0000000..0366dd0
--- /dev/null
+++ b/backend/app/main.py
@@ -0,0 +1,49 @@
+from fastapi import FastAPI
+from app.api import survey
+from fastapi.middleware.cors import CORSMiddleware
+from config import get_settings
+
+# Initialize FastAPI app
+app = FastAPI(
+    title="AI Tutor API",
+    description="API for personalized JavaScript learning experience",
+    version="1.0.0"
+)
+
+# Configure CORS
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],  # In production, replace with actual frontend domain
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# Include routers
+app.include_router(survey.router, prefix="/api")
+
+@app.get("/")
+async def root():
+    """
+    Root endpoint returning API information
+    """
+    return {
+        "message": "Welcome to AI Tutor API",
+        "version": "1.0.0",
+        "documentation": "/docs",
+        "health_check": "/health"
+    }
+
+@app.get("/health")
+async def health_check():
+    """
+    Health check endpoint for monitoring
+    """
+    return {
+        "status": "healthy",
+        "api_version": "1.0.0"
+    }
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=8000)
\ No newline at end of file
diff --git a/backend/app/models/__init__.py b/backend/app/models/__init__.py
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diff --git a/backend/app/models/survey.py b/backend/app/models/survey.py
new file mode 100644
index 0000000..d917d6b
--- /dev/null
+++ b/backend/app/models/survey.py
@@ -0,0 +1,20 @@
+from pydantic import BaseModel
+from typing import List, Optional
+
+class SurveyOption(BaseModel):
+    id: int
+    text: str
+
+class SurveyQuestion(BaseModel):
+    id: int
+    question: str
+    options: List[SurveyOption]
+    category: str
+
+class UserAnswer(BaseModel):
+    question_id: int
+    selected_option_id: int
+
+class UserSurveyResponse(BaseModel):
+    user_id: str
+    answers: List[UserAnswer]
\ No newline at end of file
diff --git a/backend/app/models/tutor.py b/backend/app/models/tutor.py
new file mode 100644
index 0000000..d7cdc3f
--- /dev/null
+++ b/backend/app/models/tutor.py
@@ -0,0 +1,22 @@
+from pydantic import BaseModel
+from typing import Optional, Dict, List
+
+class LearningPreferences(BaseModel):
+    learning_format: str
+    weekly_time: str
+    learning_pace: str
+    theory_vs_practice: str
+    independence_level: str
+
+class LearningSession(BaseModel):
+    user_id: str
+    topic: str
+    session_type: str
+    completion_status: str
+    feedback: Optional[str]
+
+class LearningPath(BaseModel):
+    user_id: str
+    current_topic: str
+    next_topics: List[str]
+    recommendations: Dict[str, str]
\ No newline at end of file
diff --git a/backend/app/services/__init__.py b/backend/app/services/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/backend/app/services/__pycache__/__init__.cpython-311.pyc b/backend/app/services/__pycache__/__init__.cpython-311.pyc
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diff --git a/backend/app/services/mem0.py b/backend/app/services/mem0.py
new file mode 100644
index 0000000..c8272ca
--- /dev/null
+++ b/backend/app/services/mem0.py
@@ -0,0 +1,58 @@
+import aiohttp
+from typing import Dict, Any, Optional
+import json
+
+class Mem0Service:
+    def __init__(self, api_key: str, base_url: str = "https://api.mem0.ai/v1"):
+        self.api_key = api_key
+        self.base_url = base_url
+        self.headers = {
+            "Authorization": f"Bearer {api_key}",
+            "Content-Type": "application/json"
+        }
+
+    async def store_survey_response(self, user_id: str, survey_data: Dict) -> Dict[str, Any]:
+        """Stores survey responses in Mem0.ai"""
+        prompt = f"""
+        Analyze the learning preferences for user {user_id}:
+        {json.dumps(survey_data, indent=2)}
+        
+        Based on these preferences, create a personalized learning path and provide recommendations.
+        Include:
+        1. Suggested learning format
+        2. Recommended pace
+        3. Theory/practice balance
+        4. Initial topics to cover
+        """
+
+        async with aiohttp.ClientSession() as session:
+            async with session.post(
+                f"{self.base_url}/store",
+                headers=self.headers,
+                json={
+                    "user_id": user_id,
+                    "content": survey_data,
+                    "metadata": {"type": "survey_response"}
+                }
+            ) as response:
+                return await response.json()
+
+    async def get_learning_path(self, user_id: str) -> Dict[str, Any]:
+        """Retrieves personalized learning path based on survey responses"""
+        async with aiohttp.ClientSession() as session:
+            async with session.get(
+                f"{self.base_url}/users/{user_id}/learning_path",
+                headers=self.headers
+            ) as response:
+                return await response.json()
+
+    async def update_progress(self, user_id: str, progress_data: Dict) -> Dict[str, Any]:
+        """Updates learning progress and gets recommendations"""
+        async with aiohttp.ClientSession() as session:
+            async with session.post(
+                f"{self.base_url}/users/{user_id}/progress",
+                headers=self.headers,
+                json=progress_data
+            ) as response:
+                return await response.json()
+            
\ No newline at end of file
diff --git a/backend/app/services/survey.py b/backend/app/services/survey.py
new file mode 100644
index 0000000..5f9018e
--- /dev/null
+++ b/backend/app/services/survey.py
@@ -0,0 +1,83 @@
+from typing import List, Dict
+from app.models.survey import SurveyQuestion, SurveyOption
+
+class SurveyService:
+    def __init__(self):
+        self.questions = [
+            SurveyQuestion(
+                id=1,
+                category="learning_format",
+                question="What's the best way for you to receive information during learning?",
+                options=[
+                    SurveyOption(id=1, text="Text-based guide with examples"),
+                    SurveyOption(id=2, text="Video with step-by-step explanations"),
+                    SurveyOption(id=3, text="Practical tasks to solve on your own"),
+                    SurveyOption(id=4, text="Combined format (all options together)")
+                ]
+            ),
+            SurveyQuestion(
+                id=2,
+                category="learning_pace",
+                question="How much time per week can you dedicate to learning?",
+                options=[
+                    SurveyOption(id=1, text="Less than 3 hours"),
+                    SurveyOption(id=2, text="3-5 hours"),
+                    SurveyOption(id=3, text="5-10 hours"),
+                    SurveyOption(id=4, text="More than 10 hours")
+                ]
+            ),
+            SurveyQuestion(
+                id=3,
+                category="learning_style",
+                question="What learning pace do you prefer?",
+                options=[
+                    SurveyOption(id=1, text="Fast-paced (intensive material coverage)"),
+                    SurveyOption(id=2, text="Balanced (mix of learning and breaks)"),
+                    SurveyOption(id=3, text="Slow-paced (step-by-step learning)")
+                ]
+            ),
+            SurveyQuestion(
+                id=4,
+                category="theory_practice",
+                question="How do you prefer to learn new concepts?",
+                options=[
+                    SurveyOption(id=1, text="Read theory first, then practice"),
+                    SurveyOption(id=2, text="Learn by doing, reference theory as needed")
+                ]
+            )
+        ]
+
+    def get_all_questions(self) -> List[SurveyQuestion]:
+        """Retrieves all survey questions"""
+        return self.questions
+
+    def get_questions_by_category(self, category: str) -> List[SurveyQuestion]:
+        """Retrieves questions filtered by category"""
+        return [q for q in self.questions if q.category == category]
+
+    def validate_answer(self, question_id: int, option_id: int) -> bool:
+        """Validates if the answer option exists for the given question"""
+        question = next((q for q in self.questions if q.id == question_id), None)
+        if not question:
+            return False
+        return any(opt.id == option_id for opt in question.options)
+
+    def process_answers(self, answers: Dict) -> Dict:
+        """Processes survey answers and formats data for Mem0.ai storage"""
+        processed_data = {
+            "learning_preferences": {},
+            "metadata": {
+                "timestamp": "2024-01-01T00:00:00Z",
+                "survey_version": "1.0"
+            }
+        }
+        
+        for answer in answers["answers"]:
+            question = next(q for q in self.questions if q.id == answer["question_id"])
+            option = next(opt for opt in question.options if opt.id == answer["selected_option_id"])
+            processed_data["learning_preferences"][question.category] = {
+                "selected_option": option.text,
+                "question_id": question.id
+            }
+            
+        return processed_data
\ No newline at end of file
diff --git a/backend/config.py b/backend/config.py
new file mode 100644
index 0000000..72b376d
--- /dev/null
+++ b/backend/config.py
@@ -0,0 +1,28 @@
+# config.py
+from pydantic_settings import BaseSettings
+from functools import lru_cache
+
+class Settings(BaseSettings):
+    # Mem0.ai settings
+    MEM0_API_KEY: str
+    MEM0_API_URL: str = "https://api.mem0.ai/v1"
+    
+    # Database settings (if needed later)
+    DATABASE_URL: str = "sqlite:///./test.db"
+    
+    # API settings
+    API_V1_PREFIX: str = "/api/v1"
+    PROJECT_NAME: str = "AI Tutor"
+    
+    # Security settings
+    SECRET_KEY: str
+    ALGORITHM: str = "HS256"
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = 30
+    
+    class Config:
+        env_file = ".env"
+        case_sensitive = True
+
+@lru_cache()
+def get_settings():
+    return Settings()
\ No newline at end of file
diff --git a/backend/requirements.txt b/backend/requirements.txt
new file mode 100644
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