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@ -1,185 +1,853 @@
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from fastapi import FastAPI, Body
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from fastapi.middleware.cors import CORSMiddleware # CORS
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from fastapi import FastAPI, Body, UploadFile, HTTPException
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.staticfiles import StaticFiles
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import json
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import random
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import shutil
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from pathlib import Path
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from datetime import datetime
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import socket
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import csv
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import io
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import time
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import hashlib
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import threading
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import uuid
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from settings import WAVE, END_TEST_PASSWORD, QUIZ_LENGTH, QUESTIONS_FILE, STUDENTS_FILE
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app = FastAPI(debug=True)
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CONFIG_FILE = "config.json"
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def load_config():
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if Path(CONFIG_FILE).exists():
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with open(CONFIG_FILE, "r", encoding="utf-8") as f:
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return json.load(f)
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else:
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return {
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"quiz_length": QUIZ_LENGTH,
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"topics": None,
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"test_time": 15,
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"activity_timeout": 30,
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"grade_thresholds": {"3": 52, "4": 68, "5": 84}
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}
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def save_config(cfg):
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with open(CONFIG_FILE, "w", encoding="utf-8") as f:
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json.dump(cfg, f, ensure_ascii=False, indent=2)
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def save_students_json(students_list: list):
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data = {
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"version": 1,
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"students": students_list
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}
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with open(STUDENTS_FILE, "w", encoding="utf-8") as f:
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json.dump(data, f, ensure_ascii=False, indent=2)
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origins = [ # CORS
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"*",
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def backup_students_file():
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path = Path(STUDENTS_FILE)
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if path.exists():
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backup_dir = Path("backups")
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backup_dir.mkdir(parents=True, exist_ok=True)
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timestamp = datetime.now().strftime("%Y-%m-%dT%H-%M-%S")
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backup_path = backup_dir / f"students_{timestamp}.json"
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shutil.copy2(path, backup_path)
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def backup_questions_file():
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path = Path(QUESTIONS_FILE)
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if path.exists():
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backup_dir = Path("backups")
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backup_dir.mkdir(parents=True, exist_ok=True)
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timestamp = datetime.now().strftime("%Y-%m-%dT%H-%M-%S-%f")
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shutil.copy2(path, backup_dir / f"questions_{timestamp}.json")
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def require_teacher(password: str):
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if password != END_TEST_PASSWORD:
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raise HTTPException(status_code=403, detail="Неверный пароль")
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def prepare_questions(questions: list) -> list:
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existing_ids = {
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q["id"] for q in questions
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if isinstance(q.get("id"), int) and not isinstance(q.get("id"), bool)
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}
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next_id = max(existing_ids, default=0) + 1
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used_ids = set()
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prepared = []
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for question in questions:
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item = dict(question)
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if (
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not isinstance(item.get("id"), int)
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or isinstance(item.get("id"), bool)
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or item["id"] in used_ids
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):
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while next_id in used_ids:
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next_id += 1
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item["id"] = next_id
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next_id += 1
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used_ids.add(item["id"])
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item["is_multiple"] = isinstance(item.get("answer"), list)
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item["enabled"] = item.get("enabled", True) is not False
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prepared.append(item)
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return prepared
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def save_questions():
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data = {
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"version": questions_json.get("version", 2),
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"questions": [
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{key: value for key, value in q.items() if key != "is_multiple"}
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for q in all_questions
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]
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}
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with open(QUESTIONS_FILE, "w", encoding="utf-8") as f:
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json.dump(data, f, ensure_ascii=False, indent=2)
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def validate_question(data: dict, question_id=None) -> dict:
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question = str(data.get("question", "")).strip()
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if not question:
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raise HTTPException(status_code=400, detail="Введите текст вопроса")
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answer_type = data.get("answer_type", "text")
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options = [str(x).strip() for x in data.get("options", []) if str(x).strip()]
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raw_answer = data.get("answer", "")
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if answer_type == "multiple":
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answer = [str(x).strip() for x in raw_answer if str(x).strip()] if isinstance(raw_answer, list) else []
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if len(options) < 2 or not answer:
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raise HTTPException(status_code=400, detail="Добавьте варианты и отметьте правильные ответы")
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if any(value not in options for value in answer):
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raise HTTPException(status_code=400, detail="Правильные ответы должны входить в список вариантов")
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elif answer_type == "single":
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answer = str(raw_answer).strip()
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if len(options) < 2 or answer not in options:
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raise HTTPException(status_code=400, detail="Выберите правильный ответ из списка вариантов")
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else:
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answer = str(raw_answer).strip()
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options = []
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if not answer:
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raise HTTPException(status_code=400, detail="Введите правильный ответ")
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result = {
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"id": question_id,
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"topic": str(data.get("topic", "")).strip(),
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"author": str(data.get("author", "")).strip(),
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"question": question,
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"answer": answer,
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"enabled": data.get("enabled", True) is not False,
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"is_multiple": isinstance(answer, list)
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}
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picture = str(data.get("picture", "")).strip()
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if picture:
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result["picture"] = picture
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if options:
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result["options"] = options
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return result
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def normalize_name(name: str) -> str:
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return " ".join(str(name).strip().split())
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def parse_students_csv(file_obj):
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raw = file_obj.read()
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# пробуем utf-8-sig, потом utf-8, потом cp1251
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text = None
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for encoding in ("utf-8-sig", "utf-8", "cp1251"):
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try:
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text = raw.decode(encoding)
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break
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except UnicodeDecodeError:
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continue
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if text is None:
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raise ValueError("Не удалось прочитать CSV. Сохраните файл как CSV UTF-8.")
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# пытаемся определить разделитель
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sample = text[:2048]
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try:
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dialect = csv.Sniffer().sniff(sample, delimiters=",;")
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delimiter = dialect.delimiter
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except Exception:
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delimiter = ";"
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reader = csv.reader(io.StringIO(text), delimiter=delimiter)
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rows = [row for row in reader if row and any(str(cell).strip() for cell in row)]
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app.add_middleware( # CORS
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if not rows:
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raise ValueError("CSV-файл пуст.")
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first_row = [str(cell).strip().lower() for cell in rows[0]]
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students_list = []
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# Вариант 1: заголовки id,name
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if "id" in first_row and "name" in first_row:
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id_idx = first_row.index("id")
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name_idx = first_row.index("name")
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for row in rows[1:]:
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if len(row) <= max(id_idx, name_idx):
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continue
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student_id = row[id_idx]
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student_name = row[name_idx]
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if not str(student_name).strip():
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continue
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try:
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student_id = int(str(student_id).strip())
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except Exception:
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raise ValueError("В колонке 'id' должны быть числа.")
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students_list.append({
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"id": student_id,
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"name": normalize_name(student_name)
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})
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# Вариант 2: заголовок name
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elif "name" in first_row:
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name_idx = first_row.index("name")
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next_id = 1
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for row in rows[1:]:
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if len(row) <= name_idx:
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continue
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student_name = row[name_idx]
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if not str(student_name).strip():
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continue
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students_list.append({
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"id": next_id,
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"name": normalize_name(student_name)
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})
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next_id += 1
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# Вариант 3: заголовок ФИО
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elif len(first_row) >= 1 and first_row[0] in {"фио", "ф.и.о.", "student", "student_name"}:
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next_id = 1
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for row in rows[1:]:
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if not row:
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continue
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student_name = row[0]
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if not str(student_name).strip():
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continue
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students_list.append({
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"id": next_id,
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"name": normalize_name(student_name)
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})
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next_id += 1
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# Вариант 4: просто один столбец без заголовка
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elif all(len(row) == 1 for row in rows):
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next_id = 1
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for row in rows:
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student_name = row[0]
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if not str(student_name).strip():
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continue
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students_list.append({
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"id": next_id,
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"name": normalize_name(student_name)
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})
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next_id += 1
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else:
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raise ValueError(
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"Не удалось распознать формат CSV. Используйте один из вариантов: "
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"1) колонки id и name; "
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"2) колонка name; "
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"3) колонка ФИО; "
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"4) один столбец с ФИО."
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)
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if not students_list:
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raise ValueError("Не найдено ни одного студента.")
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# проверка дублей по ФИО
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seen_names = set()
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duplicate_names = set()
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for s in students_list:
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key = s["name"].casefold()
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if key in seen_names:
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duplicate_names.add(s["name"])
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seen_names.add(key)
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if duplicate_names:
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dupes = ", ".join(sorted(duplicate_names))
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raise ValueError(f"В списке есть дубли ФИО: {dupes}")
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# проверка дублей id
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ids = [s["id"] for s in students_list]
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if len(ids) != len(set(ids)):
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raise ValueError("В списке есть повторяющиеся id.")
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return students_list
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config = load_config()
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config.setdefault("activity_timeout", 30)
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config.setdefault("grade_thresholds", {"3": 52, "4": 68, "5": 84})
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submission_lock = threading.Lock()
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app = FastAPI(debug=True)
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app.add_middleware(
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CORSMiddleware,
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allow_origins=origins,
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allow_origins=["*"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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# open files once and use variables after
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with open(QUESTIONS_FILE, "r", encoding="UTF-8") as f:
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questions_json = json.load(f)
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# TODO reassign questions id since mistakes are possible and checking is based on id
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all_questions = [{**q, "id": i} for i, q in enumerate(questions_json["questions"])]
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# if you want to use topics 1) filter all questions with topics 2) use topic questions to construct quiz_questions (when removing service keys from all_questions dict)
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# topics = ["теодолит"] # move topics to VARIABLES
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# topics_questions = [q for q in all_questions if q.get("topic") in topics]
|
|
|
|
|
typed_questions = [dict(q, **{"is_multiple": True}) if type(q["answer"]) is list else dict(q, **{"is_multiple": False}) for q in all_questions]
|
|
|
|
|
# print(typed_questions)
|
|
|
|
|
remove_keys = ["author", "answer", "topic"]
|
|
|
|
|
quiz_questions = [{key: value for key, value in q.items() if key not in remove_keys} for q in typed_questions] # all_questions can be replaced with topic_questions
|
|
|
|
|
all_questions = prepare_questions(questions_json["questions"])
|
|
|
|
|
typed_questions = all_questions
|
|
|
|
|
|
|
|
|
|
with open(STUDENTS_FILE, "r", encoding="UTF-8") as f:
|
|
|
|
|
students_json = json.load(f)
|
|
|
|
|
students = students_json["students"]
|
|
|
|
|
|
|
|
|
|
# create folders if they don't exist
|
|
|
|
|
Path("answers").mkdir(parents=True, exist_ok=True)
|
|
|
|
|
Path("results").mkdir(parents=True, exist_ok=True)
|
|
|
|
|
active_attempts = {}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.get("/get_config")
|
|
|
|
|
def get_config(password: str):
|
|
|
|
|
if password != END_TEST_PASSWORD:
|
|
|
|
|
return {"error": "Неверный пароль"}
|
|
|
|
|
return config
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.get("/get_topics")
|
|
|
|
|
def get_topics(password: str):
|
|
|
|
|
if password != END_TEST_PASSWORD:
|
|
|
|
|
return []
|
|
|
|
|
return sorted(set(q["topic"] for q in all_questions if q.get("topic") and q.get("enabled", True)))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.get("/teacher/questions")
|
|
|
|
|
def get_teacher_questions(password: str):
|
|
|
|
|
require_teacher(password)
|
|
|
|
|
return sorted(all_questions, key=lambda q: (q.get("topic", "").casefold(), q["id"]))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.post("/teacher/questions")
|
|
|
|
|
def create_question(password: str, data: dict = Body()):
|
|
|
|
|
require_teacher(password)
|
|
|
|
|
next_id = max((q["id"] for q in all_questions), default=0) + 1
|
|
|
|
|
question = validate_question(data, next_id)
|
|
|
|
|
backup_questions_file()
|
|
|
|
|
all_questions.append(question)
|
|
|
|
|
save_questions()
|
|
|
|
|
return question
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.put("/teacher/questions/{question_id}")
|
|
|
|
|
def update_question(question_id: int, password: str, data: dict = Body()):
|
|
|
|
|
require_teacher(password)
|
|
|
|
|
index = next((i for i, q in enumerate(all_questions) if q["id"] == question_id), None)
|
|
|
|
|
if index is None:
|
|
|
|
|
raise HTTPException(status_code=404, detail="Вопрос не найден")
|
|
|
|
|
question = validate_question(data, question_id)
|
|
|
|
|
backup_questions_file()
|
|
|
|
|
all_questions[index] = question
|
|
|
|
|
save_questions()
|
|
|
|
|
return question
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.delete("/teacher/questions/{question_id}")
|
|
|
|
|
def delete_question(question_id: int, password: str):
|
|
|
|
|
require_teacher(password)
|
|
|
|
|
index = next((i for i, q in enumerate(all_questions) if q["id"] == question_id), None)
|
|
|
|
|
if index is None:
|
|
|
|
|
raise HTTPException(status_code=404, detail="Вопрос не найден")
|
|
|
|
|
backup_questions_file()
|
|
|
|
|
deleted = all_questions.pop(index)
|
|
|
|
|
save_questions()
|
|
|
|
|
return {"deleted": deleted["id"]}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.get("/teacher/results")
|
|
|
|
|
def get_teacher_results(password: str):
|
|
|
|
|
require_teacher(password)
|
|
|
|
|
results = []
|
|
|
|
|
for path in Path("results").glob("*.json"):
|
|
|
|
|
try:
|
|
|
|
|
with open(path, "r", encoding="utf-8") as f:
|
|
|
|
|
content = json.load(f)
|
|
|
|
|
incorrect = [
|
|
|
|
|
{
|
|
|
|
|
"id": q.get("id"),
|
|
|
|
|
"topic": q.get("topic", ""),
|
|
|
|
|
"question": q.get("question", ""),
|
|
|
|
|
"student_answer": q.get("student_answer"),
|
|
|
|
|
"correct_answer": q.get("correct_answer")
|
|
|
|
|
}
|
|
|
|
|
for q in content.get("questions", [])
|
|
|
|
|
if not q.get("is_correct", False)
|
|
|
|
|
]
|
|
|
|
|
results.append({
|
|
|
|
|
"student": content.get("student", ""),
|
|
|
|
|
"student_id": content.get("student_id"),
|
|
|
|
|
"correct": content.get("correct", 0),
|
|
|
|
|
"total": len(content.get("questions", [])),
|
|
|
|
|
"correct_percent": content.get("correct_percent", 0),
|
|
|
|
|
"start_time": content.get("start_time"),
|
|
|
|
|
"end_time": content.get("end_time"),
|
|
|
|
|
"incorrect": incorrect
|
|
|
|
|
})
|
|
|
|
|
except (OSError, json.JSONDecodeError):
|
|
|
|
|
continue
|
|
|
|
|
return sorted(results, key=lambda x: x.get("end_time") or "", reverse=True)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.get("/teacher/analytics")
|
|
|
|
|
def get_teacher_analytics(password: str):
|
|
|
|
|
require_teacher(password)
|
|
|
|
|
attempts = []
|
|
|
|
|
question_stats = {}
|
|
|
|
|
topic_stats = {}
|
|
|
|
|
|
|
|
|
|
for path in Path("results").glob("*.json"):
|
|
|
|
|
try:
|
|
|
|
|
with open(path, "r", encoding="utf-8") as f:
|
|
|
|
|
result = json.load(f)
|
|
|
|
|
except (OSError, json.JSONDecodeError):
|
|
|
|
|
continue
|
|
|
|
|
|
|
|
|
|
questions = result.get("questions", [])
|
|
|
|
|
if not questions:
|
|
|
|
|
continue
|
|
|
|
|
attempts.append({
|
|
|
|
|
"student": result.get("student", ""),
|
|
|
|
|
"percent": result.get("correct_percent", 0),
|
|
|
|
|
"correct": result.get("correct", 0),
|
|
|
|
|
"total": len(questions),
|
|
|
|
|
"end_time": result.get("end_time")
|
|
|
|
|
})
|
|
|
|
|
|
|
|
|
|
for question in questions:
|
|
|
|
|
question_id = str(question.get("id", question.get("question", "")))
|
|
|
|
|
topic = question.get("topic") or "Без темы"
|
|
|
|
|
q_stat = question_stats.setdefault(question_id, {
|
|
|
|
|
"id": question.get("id"),
|
|
|
|
|
"question": question.get("question", ""),
|
|
|
|
|
"topic": topic,
|
|
|
|
|
"attempts": 0,
|
|
|
|
|
"correct": 0
|
|
|
|
|
})
|
|
|
|
|
t_stat = topic_stats.setdefault(topic, {
|
|
|
|
|
"topic": topic,
|
|
|
|
|
"attempts": 0,
|
|
|
|
|
"correct": 0
|
|
|
|
|
})
|
|
|
|
|
q_stat["attempts"] += 1
|
|
|
|
|
t_stat["attempts"] += 1
|
|
|
|
|
if question.get("is_correct", False):
|
|
|
|
|
q_stat["correct"] += 1
|
|
|
|
|
t_stat["correct"] += 1
|
|
|
|
|
|
|
|
|
|
scores = [attempt["percent"] for attempt in attempts]
|
|
|
|
|
sorted_scores = sorted(scores)
|
|
|
|
|
median_score = (
|
|
|
|
|
sorted_scores[len(sorted_scores) // 2]
|
|
|
|
|
if len(sorted_scores) % 2 == 1
|
|
|
|
|
else round(sum(sorted_scores[len(sorted_scores) // 2 - 1:len(sorted_scores) // 2 + 1]) / 2, 1)
|
|
|
|
|
) if sorted_scores else 0
|
|
|
|
|
|
|
|
|
|
def with_accuracy(stat):
|
|
|
|
|
attempts_count = stat["attempts"]
|
|
|
|
|
accuracy = round(stat["correct"] * 100 / attempts_count) if attempts_count else 0
|
|
|
|
|
return {
|
|
|
|
|
**stat,
|
|
|
|
|
"incorrect": attempts_count - stat["correct"],
|
|
|
|
|
"accuracy": accuracy
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
def check_answers(student_answers: dict):
|
|
|
|
|
checked_answers = student_answers
|
|
|
|
|
for a in checked_answers["questions"]:
|
|
|
|
|
question_id = a["id"]
|
|
|
|
|
a["correct_answer"] = next(question["answer"] for question in all_questions if question["id"] == question_id) # all_questions can be replaced with topic_questions
|
|
|
|
|
if type(a["student_answer"]) is str and type(a["correct_answer"]) is str:
|
|
|
|
|
a["is_correct"] = a["student_answer"].casefold() == a["correct_answer"].casefold()
|
|
|
|
|
elif type(a["student_answer"]) is list and type(a["correct_answer"]) is list:
|
|
|
|
|
a["is_correct"] = set(a["student_answer"]) == set(a["correct_answer"])
|
|
|
|
|
else:
|
|
|
|
|
print("Unmatched types! Can't compare.")
|
|
|
|
|
a["is_correct"] = False
|
|
|
|
|
questions = sorted(
|
|
|
|
|
(with_accuracy(stat) for stat in question_stats.values()),
|
|
|
|
|
key=lambda stat: (stat["accuracy"], -stat["attempts"], stat["question"])
|
|
|
|
|
)
|
|
|
|
|
topics = sorted(
|
|
|
|
|
(with_accuracy(stat) for stat in topic_stats.values()),
|
|
|
|
|
key=lambda stat: (stat["accuracy"], -stat["attempts"], stat["topic"])
|
|
|
|
|
)
|
|
|
|
|
students = sorted(attempts, key=lambda attempt: (-attempt["percent"], attempt["student"]))
|
|
|
|
|
distribution = [
|
|
|
|
|
{"label": "0–49%", "count": sum(score < 50 for score in scores)},
|
|
|
|
|
{"label": "50–69%", "count": sum(50 <= score < 70 for score in scores)},
|
|
|
|
|
{"label": "70–84%", "count": sum(70 <= score < 85 for score in scores)},
|
|
|
|
|
{"label": "85–100%", "count": sum(score >= 85 for score in scores)}
|
|
|
|
|
]
|
|
|
|
|
|
|
|
|
|
return {
|
|
|
|
|
"summary": {
|
|
|
|
|
"attempts": len(attempts),
|
|
|
|
|
"students": len({attempt["student"] for attempt in attempts if attempt["student"]}),
|
|
|
|
|
"average_score": round(sum(scores) / len(scores), 1) if scores else 0,
|
|
|
|
|
"median_score": median_score,
|
|
|
|
|
"pass_rate": round(sum(score >= 50 for score in scores) * 100 / len(scores)) if scores else 0
|
|
|
|
|
},
|
|
|
|
|
"distribution": distribution,
|
|
|
|
|
"students": students,
|
|
|
|
|
"questions": questions,
|
|
|
|
|
"topics": topics
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
checked_answers["correct"] = sum([a["is_correct"] for a in checked_answers["questions"]])
|
|
|
|
|
checked_answers["correct_percent"] = round(checked_answers["correct"] * 100 / len(checked_answers["questions"]))
|
|
|
|
|
return checked_answers
|
|
|
|
|
|
|
|
|
|
@app.get("/students")
|
|
|
|
|
def show_students():
|
|
|
|
|
return students
|
|
|
|
|
|
|
|
|
|
@app.get("/check_questions")
|
|
|
|
|
def check_questions():
|
|
|
|
|
"""Проверка вопросов на 1) наличие уникального идентификатора вопроса, 2) наличие правильного варианта ответа для вопросов с вариантами ответа
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
Сообщение о корректности / некорректности вопросов
|
|
|
|
|
"""
|
|
|
|
|
unique_ids = []
|
|
|
|
|
errors = []
|
|
|
|
|
for q in all_questions:
|
|
|
|
|
if q["id"] in unique_ids:
|
|
|
|
|
errors.append(f'"id": {q["id"]} — идентификатор не уникален')
|
|
|
|
|
@app.post("/quiz_heartbeat")
|
|
|
|
|
def quiz_heartbeat(data: dict = Body()):
|
|
|
|
|
server_time_ms = round(time.time() * 1000)
|
|
|
|
|
student_id = str(data.get("student_id", ""))
|
|
|
|
|
if not student_id:
|
|
|
|
|
return {"active": False, "server_time_ms": server_time_ms}
|
|
|
|
|
|
|
|
|
|
if student_id not in active_attempts:
|
|
|
|
|
if not data.get("student") or not data.get("start_time") or not data.get("total"):
|
|
|
|
|
return {"active": False}
|
|
|
|
|
try:
|
|
|
|
|
start_time = datetime.fromisoformat(data.get("start_time", ""))
|
|
|
|
|
except (TypeError, ValueError):
|
|
|
|
|
start_time = datetime.now()
|
|
|
|
|
test_time = max(1, int(data.get("test_time", 15)))
|
|
|
|
|
maximum_end_time_ms = round(start_time.timestamp() * 1000) + test_time * 60_000
|
|
|
|
|
proposed_end_time_ms = int(data.get("end_time_ms") or maximum_end_time_ms)
|
|
|
|
|
active_attempts[student_id] = {
|
|
|
|
|
"student_id": data.get("student_id"),
|
|
|
|
|
"student": str(data.get("student", "")),
|
|
|
|
|
"start_time": start_time,
|
|
|
|
|
"last_seen": datetime.now(),
|
|
|
|
|
"answered": 0,
|
|
|
|
|
"correct": 0,
|
|
|
|
|
"incorrect": 0,
|
|
|
|
|
"total": max(0, int(data.get("total", 0))),
|
|
|
|
|
"test_time": test_time,
|
|
|
|
|
"end_time_ms": min(proposed_end_time_ms, maximum_end_time_ms)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
attempt = active_attempts[student_id]
|
|
|
|
|
attempt.setdefault(
|
|
|
|
|
"end_time_ms",
|
|
|
|
|
round(attempt["start_time"].timestamp() * 1000) + attempt["test_time"] * 60_000
|
|
|
|
|
)
|
|
|
|
|
if server_time_ms >= attempt["end_time_ms"]:
|
|
|
|
|
active_attempts.pop(student_id, None)
|
|
|
|
|
return {
|
|
|
|
|
"active": False,
|
|
|
|
|
"expired": True,
|
|
|
|
|
"server_time_ms": server_time_ms,
|
|
|
|
|
"end_time_ms": attempt["end_time_ms"]
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
attempt["last_seen"] = datetime.now()
|
|
|
|
|
current_answers = data.get("answers", [])
|
|
|
|
|
correct = 0
|
|
|
|
|
incorrect = 0
|
|
|
|
|
answered = 0
|
|
|
|
|
for current in current_answers:
|
|
|
|
|
question = next((q for q in all_questions if q["id"] == current.get("id")), None)
|
|
|
|
|
if not question:
|
|
|
|
|
continue
|
|
|
|
|
student_answer = current.get("answer")
|
|
|
|
|
is_answered = (
|
|
|
|
|
bool(student_answer)
|
|
|
|
|
if isinstance(student_answer, list)
|
|
|
|
|
else bool(str(student_answer or "").strip())
|
|
|
|
|
)
|
|
|
|
|
if not is_answered:
|
|
|
|
|
continue
|
|
|
|
|
answered += 1
|
|
|
|
|
if isinstance(student_answer, str) and isinstance(question["answer"], str):
|
|
|
|
|
is_correct = student_answer.casefold() == question["answer"].casefold()
|
|
|
|
|
elif isinstance(student_answer, list) and isinstance(question["answer"], list):
|
|
|
|
|
is_correct = set(student_answer) == set(question["answer"])
|
|
|
|
|
else:
|
|
|
|
|
is_correct = False
|
|
|
|
|
if is_correct:
|
|
|
|
|
correct += 1
|
|
|
|
|
else:
|
|
|
|
|
unique_ids.append(q["id"])
|
|
|
|
|
incorrect += 1
|
|
|
|
|
|
|
|
|
|
if q.get("options") and not (set(q["answer"]).issubset(set(q["options"])) or q["answer"] in q["options"]):
|
|
|
|
|
errors.append(f"В вопросе '{q['question']}' нет корректного варианта ответа")
|
|
|
|
|
return errors if errors else "Вопросы в порядке!"
|
|
|
|
|
attempt["answered"] = answered
|
|
|
|
|
attempt["correct"] = correct
|
|
|
|
|
attempt["incorrect"] = incorrect
|
|
|
|
|
return {
|
|
|
|
|
"active": True,
|
|
|
|
|
"expired": False,
|
|
|
|
|
"server_time_ms": server_time_ms,
|
|
|
|
|
"end_time_ms": attempt["end_time_ms"]
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.get("/teacher/active_attempts")
|
|
|
|
|
def get_active_attempts(password: str):
|
|
|
|
|
require_teacher(password)
|
|
|
|
|
now = datetime.now()
|
|
|
|
|
now_ms = round(time.time() * 1000)
|
|
|
|
|
expired = [
|
|
|
|
|
student_id for student_id, attempt in active_attempts.items()
|
|
|
|
|
if (now - attempt["last_seen"]).total_seconds() > config.get("activity_timeout", 30)
|
|
|
|
|
or now_ms >= attempt.get(
|
|
|
|
|
"end_time_ms",
|
|
|
|
|
round(attempt["start_time"].timestamp() * 1000) + attempt["test_time"] * 60_000
|
|
|
|
|
)
|
|
|
|
|
]
|
|
|
|
|
for student_id in expired:
|
|
|
|
|
active_attempts.pop(student_id, None)
|
|
|
|
|
|
|
|
|
|
return [
|
|
|
|
|
{
|
|
|
|
|
"student_id": attempt["student_id"],
|
|
|
|
|
"student": attempt["student"],
|
|
|
|
|
"start_time": attempt["start_time"].isoformat(),
|
|
|
|
|
"last_seen": attempt["last_seen"].isoformat(),
|
|
|
|
|
"answered": attempt["answered"],
|
|
|
|
|
"correct": attempt["correct"],
|
|
|
|
|
"incorrect": attempt["incorrect"],
|
|
|
|
|
"total": attempt["total"],
|
|
|
|
|
"test_time": attempt["test_time"],
|
|
|
|
|
"remaining_seconds": max(0, (attempt.get(
|
|
|
|
|
"end_time_ms",
|
|
|
|
|
round(attempt["start_time"].timestamp() * 1000) + attempt["test_time"] * 60_000
|
|
|
|
|
) - now_ms) // 1000)
|
|
|
|
|
}
|
|
|
|
|
for attempt in sorted(active_attempts.values(), key=lambda item: item["start_time"])
|
|
|
|
|
]
|
|
|
|
|
|
|
|
|
|
@app.get("/hostip")
|
|
|
|
|
def show_host_ip():
|
|
|
|
|
"""Возвращает IP-адрес компьютера, на котором запущен сервер тестирования, — к этому IP-адресу нужно подключаться с компьютеров пользователей
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
IP-адрес
|
|
|
|
|
"""
|
|
|
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
|
|
|
|
|
s.settimeout(0)
|
|
|
|
|
@app.post("/set_config")
|
|
|
|
|
async def set_config(password: str, data: dict = Body()):
|
|
|
|
|
if password != END_TEST_PASSWORD:
|
|
|
|
|
return "Неверный пароль"
|
|
|
|
|
|
|
|
|
|
config["quiz_length"] = int(data.get("quiz_length", QUIZ_LENGTH))
|
|
|
|
|
topics = data.get("topics")
|
|
|
|
|
config["topics"] = topics if topics is not None else None
|
|
|
|
|
config["test_time"] = int(data.get("test_time", 15))
|
|
|
|
|
config["activity_timeout"] = max(15, min(3600, int(data.get("activity_timeout") or 30)))
|
|
|
|
|
grade_thresholds = data.get("grade_thresholds") or {}
|
|
|
|
|
config["grade_thresholds"] = {
|
|
|
|
|
"3": max(0, min(100, int(grade_thresholds.get("3", 52)))),
|
|
|
|
|
"4": max(0, min(100, int(grade_thresholds.get("4", 68)))),
|
|
|
|
|
"5": max(0, min(100, int(grade_thresholds.get("5", 84))))
|
|
|
|
|
}
|
|
|
|
|
save_config(config)
|
|
|
|
|
return "Настройки сохранены!"
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.post("/upload_students")
|
|
|
|
|
def upload_students(password: str, file: UploadFile):
|
|
|
|
|
if password != END_TEST_PASSWORD:
|
|
|
|
|
return "Неверный пароль"
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
# doesn't even have to be reachable
|
|
|
|
|
s.connect(('10.254.254.254', 1))
|
|
|
|
|
ip = s.getsockname()[0]
|
|
|
|
|
except Exception:
|
|
|
|
|
ip = '127.0.0.1'
|
|
|
|
|
finally:
|
|
|
|
|
s.close()
|
|
|
|
|
return ip
|
|
|
|
|
filename = (file.filename or "").lower()
|
|
|
|
|
|
|
|
|
|
@app.get("/students")
|
|
|
|
|
def show_students():
|
|
|
|
|
"""Список студентов
|
|
|
|
|
global students
|
|
|
|
|
|
|
|
|
|
if filename.endswith(".json"):
|
|
|
|
|
content = json.load(file.file)
|
|
|
|
|
if "students" not in content or not isinstance(content["students"], list):
|
|
|
|
|
raise ValueError("Неверный JSON-формат. Ожидается объект с полем 'students'.")
|
|
|
|
|
|
|
|
|
|
backup_students_file()
|
|
|
|
|
students = content["students"]
|
|
|
|
|
save_students_json(students)
|
|
|
|
|
return f"JSON загружен успешно. Студентов: {len(students)}"
|
|
|
|
|
|
|
|
|
|
elif filename.endswith(".csv"):
|
|
|
|
|
parsed_students = parse_students_csv(file.file)
|
|
|
|
|
|
|
|
|
|
backup_students_file()
|
|
|
|
|
students = parsed_students
|
|
|
|
|
save_students_json(students)
|
|
|
|
|
return f"CSV обработан успешно. Студентов: {len(students)}"
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
return "Поддерживаются только файлы .json и .csv"
|
|
|
|
|
|
|
|
|
|
except Exception as e:
|
|
|
|
|
return f"Ошибка: {str(e)}"
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
JSON со списком студентов
|
|
|
|
|
"""
|
|
|
|
|
return students
|
|
|
|
|
|
|
|
|
|
@app.get("/get_quiz")
|
|
|
|
|
def get_quiz(student_id, student: str):
|
|
|
|
|
"""Получить JSON с тестом
|
|
|
|
|
enabled_questions = [q for q in typed_questions if q.get("enabled", True)]
|
|
|
|
|
if config.get("topics") is not None:
|
|
|
|
|
selected_questions = [q for q in enabled_questions if q.get("topic") in config["topics"]]
|
|
|
|
|
else:
|
|
|
|
|
selected_questions = enabled_questions
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
student_id (int): идентификатор студента
|
|
|
|
|
student (str): имя студента
|
|
|
|
|
if not selected_questions:
|
|
|
|
|
raise HTTPException(status_code=400, detail="Нет включённых вопросов для выбранных тем")
|
|
|
|
|
|
|
|
|
|
questions_for_student = random.sample(
|
|
|
|
|
selected_questions,
|
|
|
|
|
min(config["quiz_length"], len(selected_questions))
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
remove_keys = ["author", "answer", "enabled"]
|
|
|
|
|
quiz_questions = [{key: value for key, value in q.items() if key not in remove_keys} for q in questions_for_student]
|
|
|
|
|
|
|
|
|
|
start_time = datetime.now()
|
|
|
|
|
test_time = load_config().get("test_time", 15)
|
|
|
|
|
server_time_ms = round(time.time() * 1000)
|
|
|
|
|
end_time_ms = server_time_ms + test_time * 60_000
|
|
|
|
|
active_attempts[str(student_id)] = {
|
|
|
|
|
"student_id": student_id,
|
|
|
|
|
"student": student,
|
|
|
|
|
"start_time": start_time,
|
|
|
|
|
"last_seen": start_time,
|
|
|
|
|
"answered": 0,
|
|
|
|
|
"correct": 0,
|
|
|
|
|
"incorrect": 0,
|
|
|
|
|
"total": len(quiz_questions),
|
|
|
|
|
"test_time": test_time,
|
|
|
|
|
"end_time_ms": end_time_ms
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
obj: JSON с тестом
|
|
|
|
|
"""
|
|
|
|
|
quiz_length = QUIZ_LENGTH
|
|
|
|
|
questions_for_student = random.sample(quiz_questions, len(quiz_questions))[:quiz_length] # random order and only first n questions
|
|
|
|
|
return {
|
|
|
|
|
"version": 1,
|
|
|
|
|
"attempt_id": uuid.uuid4().hex,
|
|
|
|
|
"student_id": student_id,
|
|
|
|
|
"student": student,
|
|
|
|
|
"wave": WAVE, # волна сдачи теста
|
|
|
|
|
"start_time": datetime.now().strftime("%Y-%m-%dT%H-%M-%S"),
|
|
|
|
|
"questions": questions_for_student
|
|
|
|
|
"wave": WAVE,
|
|
|
|
|
"start_time": start_time.isoformat(),
|
|
|
|
|
"server_time_ms": server_time_ms,
|
|
|
|
|
"end_time_ms": end_time_ms,
|
|
|
|
|
"questions": quiz_questions,
|
|
|
|
|
"test_time": test_time
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
@app.post("/save_student_answers")
|
|
|
|
|
def send_student_answers(student_answers: str = Body()):
|
|
|
|
|
"""Сохранить ответы студента как есть (./answers/...) и сохранить проверенные ответы студента (./results/...)
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
student_answers (str): JSON с ответами студента
|
|
|
|
|
def check_answers(student_answers: dict):
|
|
|
|
|
checked_answers = student_answers
|
|
|
|
|
for a in checked_answers["questions"]:
|
|
|
|
|
question_id = a["id"]
|
|
|
|
|
a["correct_answer"] = next(question["answer"] for question in all_questions if question["id"] == question_id)
|
|
|
|
|
|
|
|
|
|
if isinstance(a["student_answer"], str) and isinstance(a["correct_answer"], str):
|
|
|
|
|
a["is_correct"] = a["student_answer"].casefold() == a["correct_answer"].casefold()
|
|
|
|
|
elif isinstance(a["student_answer"], list) and isinstance(a["correct_answer"], list):
|
|
|
|
|
a["is_correct"] = set(a["student_answer"]) == set(a["correct_answer"])
|
|
|
|
|
else:
|
|
|
|
|
a["is_correct"] = False
|
|
|
|
|
|
|
|
|
|
checked_answers["correct"] = sum([a["is_correct"] for a in checked_answers["questions"]])
|
|
|
|
|
checked_answers["correct_percent"] = round(checked_answers["correct"] * 100 / len(checked_answers["questions"]))
|
|
|
|
|
return checked_answers
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
str: имя студента
|
|
|
|
|
"""
|
|
|
|
|
@app.post("/save_student_answers")
|
|
|
|
|
def send_student_answers(student_answers: str = Body()):
|
|
|
|
|
json_answers = json.loads(student_answers)
|
|
|
|
|
attempt_id = str(json_answers.get("attempt_id") or "").strip()
|
|
|
|
|
if not attempt_id:
|
|
|
|
|
identity = f'{json_answers.get("student_id", "")}|{json_answers.get("start_time", "")}|{json_answers.get("wave", "")}'
|
|
|
|
|
attempt_id = hashlib.sha256(identity.encode("utf-8")).hexdigest()[:32]
|
|
|
|
|
json_answers["attempt_id"] = attempt_id
|
|
|
|
|
|
|
|
|
|
with submission_lock:
|
|
|
|
|
existing = next(Path("results").glob(f"*_{attempt_id}_*.json"), None)
|
|
|
|
|
if existing:
|
|
|
|
|
with open(existing, "r", encoding="utf-8") as f:
|
|
|
|
|
content = json.load(f)
|
|
|
|
|
active_attempts.pop(str(json_answers.get("student_id", "")), None)
|
|
|
|
|
return {
|
|
|
|
|
"student": content.get("student", json_answers.get("student", "")),
|
|
|
|
|
"attempt_id": attempt_id,
|
|
|
|
|
"already_saved": True
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
active_attempts.pop(str(json_answers.get("student_id", "")), None)
|
|
|
|
|
timestamp_str = datetime.now().strftime("%Y-%m-%dT%H-%M-%S")
|
|
|
|
|
json_answers["end_time"] = timestamp_str
|
|
|
|
|
path_to_answers = f'answers/{json_answers["student"]}_{json_answers["wave"]}_{timestamp_str}.json'
|
|
|
|
|
with open(path_to_answers, 'w', encoding='utf-8') as f:
|
|
|
|
|
safe_student = "".join(
|
|
|
|
|
char if char not in '<>:"/\\|?*' else "_"
|
|
|
|
|
for char in str(json_answers.get("student", "student"))
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
path_to_answers = Path("answers") / f"{safe_student}_{json_answers['wave']}_{attempt_id}.json"
|
|
|
|
|
with open(path_to_answers, "w", encoding="utf-8") as f:
|
|
|
|
|
json.dump(json_answers, f, ensure_ascii=False)
|
|
|
|
|
|
|
|
|
|
path_to_results = f'results/{json_answers["student"]}_{json_answers["wave"]}_{timestamp_str}.json'
|
|
|
|
|
with open(path_to_results, 'w', encoding='utf-8') as f:
|
|
|
|
|
json.dump(check_answers(json_answers), f, ensure_ascii=False) # TODO move checking to background?
|
|
|
|
|
return json_answers["student"]
|
|
|
|
|
checked = check_answers(json_answers)
|
|
|
|
|
path_to_results = Path("results") / (
|
|
|
|
|
f"{safe_student}_{json_answers['wave']}_{attempt_id}_{checked['correct_percent']}.json"
|
|
|
|
|
)
|
|
|
|
|
with open(path_to_results, "w", encoding="utf-8") as f:
|
|
|
|
|
json.dump(checked, f, ensure_ascii=False)
|
|
|
|
|
|
|
|
|
|
with open("gui/summary.txt", "a", encoding="utf-8") as f:
|
|
|
|
|
f.write(json_answers["student"] + "," + str(checked["correct_percent"]) + "," + timestamp_str + "\n")
|
|
|
|
|
|
|
|
|
|
return {
|
|
|
|
|
"student": json_answers["student"],
|
|
|
|
|
"attempt_id": attempt_id,
|
|
|
|
|
"already_saved": False
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.get("/submission_status/{attempt_id}")
|
|
|
|
|
def submission_status(attempt_id: str):
|
|
|
|
|
safe_attempt_id = "".join(char for char in attempt_id if char.isalnum() or char in "-_")
|
|
|
|
|
if not safe_attempt_id or safe_attempt_id != attempt_id:
|
|
|
|
|
raise HTTPException(status_code=400, detail="Некорректный идентификатор попытки")
|
|
|
|
|
return {"submitted": next(Path("results").glob(f"*_{safe_attempt_id}_*.json"), None) is not None}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@app.get("/end_quiz")
|
|
|
|
|
def end_test(password: str):
|
|
|
|
|
"""Сохранить результаты из файлов JSON в папке ./results в файл CSV
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
password (str): пароль для "окончания теста"
|
|
|
|
|
"""
|
|
|
|
|
if password == END_TEST_PASSWORD:
|
|
|
|
|
csv_string = "student,percent,start,end\n"
|
|
|
|
|
for file_in_results in Path("results").iterdir():
|
|
|
|
|
if file_in_results.is_file() and file_in_results.suffix == ".json":
|
|
|
|
|
# print(file_in_results)
|
|
|
|
|
with open(file_in_results, "r", encoding="UTF-8") as f:
|
|
|
|
|
content = json.load(f)
|
|
|
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csv_string += f"{content['student']},{content['correct_percent']},{content['start_time']},{content['end_time']}\n"
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timestamp = datetime.now().strftime("%Y-%m-%dT%H-%M-%S")
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results_path = Path(f"results/results_{timestamp}.csv")
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with open(results_path, "w", encoding='utf-8') as f:
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f.write(csv_string)
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return(f"Тестирование завершено. Сводные результаты сохранены в {results_path.resolve()}")
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return f"Тестирование завершено. Сводные результаты сохранены в {results_path.resolve()}"
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else:
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return("Неверный пароль")
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return "Неверный пароль"
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app.mount("/pictures", StaticFiles(directory="pictures"), name="pictures")
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app.mount("/", StaticFiles(directory="gui", html = True), name="gui") # must be after all since root route will fill all empty routes
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@app.get("/hostip")
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def show_host_ip():
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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s.settimeout(0)
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try:
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s.connect(('10.254.254.254', 1))
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ip = s.getsockname()[0]
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except Exception:
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ip = '127.0.0.1'
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finally:
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s.close()
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return ip
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app.mount("/pictures", StaticFiles(directory="pictures"), name="pictures")
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app.mount("/", StaticFiles(directory="gui", html=True), name="gui")
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Andrey Karpachevskiy
1 month ago
committed by