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15145f6 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 | from bson import ObjectId
from database import get_db
from models.collections import GROUP_TESTS, GROUP_TEST_RESULTS, TOPICS, USERS, RESULTS
from utils.helpers import utc_now, str_objectid, str_objectids
# ─── helpers ─────────────────────────────────────────────────────────────────
async def _enrich_group_test(doc: dict, db) -> dict:
"""Attach topic names to a group test document."""
enriched = str_objectid(doc)
topics = []
for tid in (doc.get("topic_ids") or []):
try:
t = await db[TOPICS].find_one({"_id": ObjectId(tid)})
except Exception:
t = None
if t:
topics.append({"id": str(t["_id"]), "name": t.get("name", "")})
enriched["topics"] = topics
return enriched
async def _refresh_topic_statuses(result: dict, db) -> dict:
"""Check RESULTS collection for each topic session and update statuses in-place."""
topic_results = result.get("topic_results") or []
updated = False
for tr in topic_results:
if tr.get("status") == "completed":
continue
session_id = tr.get("session_id")
if not session_id:
continue
report = await db[RESULTS].find_one({"session_id": session_id})
if report:
tr["status"] = "completed"
tr["overall_score"] = report.get("overall_score", 0)
tr["total_questions"] = report.get("total_questions", 0)
tr["completed_at"] = report.get("completed_at")
updated = True
if updated:
result_id = str(result.get("_id") or result.get("id", ""))
all_done = all(tr.get("status") == "completed" for tr in topic_results)
if all_done:
scores = [tr.get("overall_score") or 0 for tr in topic_results]
overall = round(sum(scores) / len(scores), 1) if scores else 0.0
await db[GROUP_TEST_RESULTS].update_one(
{"_id": ObjectId(result_id)},
{
"$set": {
"topic_results": topic_results,
"status": "completed",
"overall_score": overall,
"completed_at": utc_now(),
}
},
)
result["status"] = "completed"
result["overall_score"] = overall
else:
await db[GROUP_TEST_RESULTS].update_one(
{"_id": ObjectId(result_id)},
{"$set": {"topic_results": topic_results}},
)
result["topic_results"] = topic_results
return result
# ─── Admin CRUD ───────────────────────────────────────────────────────────────
async def create_group_test(
name: str,
description: str | None,
topic_ids: list[str],
time_limit_minutes: int | None,
max_attempts: int,
created_by: str,
) -> dict:
db = get_db()
if not topic_ids:
raise ValueError("At least one topic is required")
# Validate every topic exists
for tid in topic_ids:
try:
t = await db[TOPICS].find_one({"_id": ObjectId(tid)})
except Exception:
raise ValueError(f"Invalid topic ID: {tid}")
if not t:
raise ValueError(
f"Topic with ID '{tid}' does not exist. Create it in Topics before adding here."
)
doc = {
"name": name.strip(),
"description": (description or "").strip() or None,
"topic_ids": topic_ids,
"time_limit_minutes": time_limit_minutes,
"max_attempts": max(1, int(max_attempts)),
"is_published": False,
"created_by": created_by,
"created_at": utc_now(),
}
result = await db[GROUP_TESTS].insert_one(doc)
doc["_id"] = result.inserted_id
return await _enrich_group_test(doc, db)
async def list_group_tests(only_published: bool = False) -> list:
db = get_db()
query = {"is_published": True} if only_published else {}
cursor = db[GROUP_TESTS].find(query).sort("created_at", -1)
docs = await cursor.to_list(length=200)
return [await _enrich_group_test(d, db) for d in docs]
async def get_group_test(group_test_id: str) -> dict:
db = get_db()
doc = await db[GROUP_TESTS].find_one({"_id": ObjectId(group_test_id)})
if not doc:
raise ValueError("Group test not found")
return await _enrich_group_test(doc, db)
async def update_group_test(group_test_id: str, data: dict) -> dict:
db = get_db()
# Validate topic IDs if provided
if "topic_ids" in data and data["topic_ids"] is not None:
if not data["topic_ids"]:
raise ValueError("At least one topic is required")
for tid in data["topic_ids"]:
try:
t = await db[TOPICS].find_one({"_id": ObjectId(tid)})
except Exception:
raise ValueError(f"Invalid topic ID: {tid}")
if not t:
raise ValueError(
f"Topic with ID '{tid}' does not exist. Create it in Topics before adding here."
)
update_data = {k: v for k, v in data.items() if v is not None}
if "max_attempts" in update_data:
update_data["max_attempts"] = max(1, int(update_data["max_attempts"]))
update_data["updated_at"] = utc_now()
await db[GROUP_TESTS].update_one(
{"_id": ObjectId(group_test_id)}, {"$set": update_data}
)
return await get_group_test(group_test_id)
async def delete_group_test(group_test_id: str) -> bool:
db = get_db()
result = await db[GROUP_TESTS].delete_one({"_id": ObjectId(group_test_id)})
return result.deleted_count > 0
async def set_group_test_publish(group_test_id: str, is_published: bool) -> dict:
db = get_db()
await db[GROUP_TESTS].update_one(
{"_id": ObjectId(group_test_id)},
{"$set": {"is_published": is_published, "updated_at": utc_now()}},
)
return await get_group_test(group_test_id)
async def get_group_test_results_admin(group_test_id: str) -> list:
"""All student results for a given group test (admin view)."""
db = get_db()
cursor = db[GROUP_TEST_RESULTS].find({"group_test_id": group_test_id}).sort(
"started_at", -1
)
docs = await cursor.to_list(length=500)
return str_objectids(docs)
# ─── Student ──────────────────────────────────────────────────────────────────
async def start_group_test_attempt(group_test_id: str, user_id: str) -> dict:
db = get_db()
group_test = await db[GROUP_TESTS].find_one({"_id": ObjectId(group_test_id)})
if not group_test:
raise ValueError("Group test not found")
if not group_test.get("is_published"):
raise ValueError("This group test is not available")
max_attempts = int(group_test.get("max_attempts") or 1)
attempt_count = await db[GROUP_TEST_RESULTS].count_documents(
{"group_test_id": group_test_id, "user_id": user_id}
)
if attempt_count >= max_attempts:
raise ValueError(
f"You have reached the maximum number of attempts ({max_attempts}) for this group test."
)
user = await db[USERS].find_one({"_id": ObjectId(user_id)})
topic_results = []
for tid in (group_test.get("topic_ids") or []):
t = await db[TOPICS].find_one({"_id": ObjectId(tid)})
topic_results.append(
{
"topic_id": tid,
"topic_name": t.get("name", "") if t else "",
"session_id": None,
"status": "pending",
"overall_score": None,
"total_questions": None,
"completed_at": None,
}
)
doc = {
"group_test_id": group_test_id,
"group_test_name": group_test.get("name", ""),
"user_id": user_id,
"user_name": (user or {}).get("name", ""),
"user_email": (user or {}).get("email", ""),
"attempt_number": attempt_count + 1,
"topic_results": topic_results,
"overall_score": None,
"status": "in_progress",
"started_at": utc_now(),
"completed_at": None,
"time_limit_minutes": group_test.get("time_limit_minutes"),
}
result = await db[GROUP_TEST_RESULTS].insert_one(doc)
doc["_id"] = result.inserted_id
return str_objectid(doc)
async def get_group_test_result(result_id: str, user_id: str) -> dict:
db = get_db()
result = await db[GROUP_TEST_RESULTS].find_one({"_id": ObjectId(result_id)})
if not result:
raise ValueError("Group test result not found")
if result.get("user_id") != user_id:
raise ValueError("Unauthorized")
result = await _refresh_topic_statuses(result, db)
return str_objectid(result)
async def link_topic_session(
result_id: str, user_id: str, topic_id: str, session_id: str
) -> dict:
"""Store session_id for a topic so its completion can be tracked."""
db = get_db()
result = await db[GROUP_TEST_RESULTS].find_one({"_id": ObjectId(result_id)})
if not result:
raise ValueError("Group test result not found")
if result.get("user_id") != user_id:
raise ValueError("Unauthorized")
topic_results = result.get("topic_results") or []
found = False
for tr in topic_results:
if tr.get("topic_id") == topic_id:
tr["session_id"] = session_id
if tr.get("status") == "pending":
tr["status"] = "in_progress"
found = True
break
if not found:
raise ValueError("Topic not found in this group test")
await db[GROUP_TEST_RESULTS].update_one(
{"_id": ObjectId(result_id)},
{"$set": {"topic_results": topic_results}},
)
return await get_group_test_result(result_id, user_id)
async def get_my_group_test_results(user_id: str) -> list:
db = get_db()
cursor = db[GROUP_TEST_RESULTS].find({"user_id": user_id}).sort("started_at", -1)
docs = await cursor.to_list(length=100)
return str_objectids(docs)
async def get_my_group_test_attempt(group_test_id: str, user_id: str) -> dict | None:
"""Return latest attempt result for a group test, or None."""
db = get_db()
doc = await db[GROUP_TEST_RESULTS].find_one(
{"group_test_id": group_test_id, "user_id": user_id},
sort=[("attempt_number", -1)],
)
if not doc:
return None
doc = await _refresh_topic_statuses(doc, db)
return str_objectid(doc)
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