This commit is contained in:
2025-10-23 00:54:06 +08:00
parent f4318a069d
commit 32a608476d
11 changed files with 408 additions and 222 deletions

View File

@@ -1,5 +1,6 @@
from django.db.models import Q
from django.db import models
from django.utils import timezone
from utils.api import APIView, validate_serializer
@@ -10,30 +11,27 @@ from problemset.models import (
ProblemSetBadge,
ProblemSetProgress,
UserBadge,
ProblemSetSubmission,
)
from problemset.serializers import (
ProblemSetSerializer,
ProblemSetListSerializer,
CreateProblemSetSerializer,
EditProblemSetSerializer,
ProblemSetProblemSerializer,
AddProblemToSetSerializer,
ProblemSetBadgeSerializer,
CreateProblemSetBadgeSerializer,
ProblemSetProgressSerializer,
UserBadgeSerializer,
JoinProblemSetSerializer,
UpdateProgressSerializer,
ProblemSetSubmissionSerializer,
)
from problem.models import Problem
class ProblemSetAPI(APIView):
"""题单API"""
"""题单API - 用户端"""
def get(self, request):
"""获取题单列表"""
problem_sets = ProblemSet.objects.filter(visible=True)
problem_sets = ProblemSet.objects.filter(visible=True).exclude(status="draft")
# 过滤条件
keyword = request.GET.get("keyword", "").strip()
@@ -50,8 +48,6 @@ class ProblemSetAPI(APIView):
if status_filter:
problem_sets = problem_sets.filter(status=status_filter)
# 所有用户都可以看到可见的题单
# 排序
sort = request.GET.get("sort")
if sort:
@@ -62,78 +58,31 @@ class ProblemSetAPI(APIView):
data = self.paginate_data(request, problem_sets, ProblemSetListSerializer)
return self.success(data)
@validate_serializer(CreateProblemSetSerializer)
def post(self, request):
"""创建题单"""
data = request.data
data["created_by"] = request.user
problem_set = ProblemSet.objects.create(**data)
return self.success(ProblemSetSerializer(problem_set).data)
class ProblemSetDetailAPI(APIView):
"""题单详情API"""
"""题单详情API - 用户端"""
def get(self, request, problem_set_id):
"""获取题单详情"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id, visible=True)
problem_set = ProblemSet.objects.filter(id=problem_set_id, visible=True).exclude(status="draft").get()
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 题单可见即可访问
serializer = ProblemSetSerializer(problem_set, context={"request": request})
return self.success(serializer.data)
@validate_serializer(EditProblemSetSerializer)
def put(self, request, problem_set_id):
"""编辑题单"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id)
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 检查权限
if not request.user.is_admin_role() and problem_set.created_by != request.user:
return self.error("无权限编辑该题单")
data = request.data
for key, value in data.items():
if key != "id":
setattr(problem_set, key, value)
problem_set.save()
return self.success(ProblemSetSerializer(problem_set).data)
def delete(self, request, problem_set_id):
"""删除题单"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id)
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 检查权限
if not request.user.is_admin_role() and problem_set.created_by != request.user:
return self.error("无权限删除该题单")
problem_set.visible = False
problem_set.save()
return self.success("题单已删除")
class ProblemSetProblemAPI(APIView):
"""题单题目管理API"""
"""题单题目API - 用户端"""
def get(self, request, problem_set_id):
"""获取题单中的题目列表"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id, visible=True)
problem_set = ProblemSet.objects.filter(id=problem_set_id, visible=True).exclude(status="draft").get()
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 题单可见即可访问
problems = ProblemSetProblem.objects.filter(problemset=problem_set).order_by(
"order"
)
@@ -142,61 +91,6 @@ class ProblemSetProblemAPI(APIView):
)
return self.success(serializer.data)
@validate_serializer(AddProblemToSetSerializer)
def post(self, request, problem_set_id):
"""添加题目到题单"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id)
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 检查权限
if not request.user.is_admin_role() and problem_set.created_by != request.user:
return self.error("无权限管理该题单")
data = request.data
try:
problem = Problem.objects.get(id=data["problem_id"])
except Problem.DoesNotExist:
return self.error("题目不存在")
# 检查题目是否已经在题单中
if ProblemSetProblem.objects.filter(
problemset=problem_set, problem=problem
).exists():
return self.error("题目已在该题单中")
ProblemSetProblem.objects.create(
problemset=problem_set,
problem=problem,
order=data.get("order", 0),
is_required=data.get("is_required", True),
score=data.get("score", 0),
hint=data.get("hint", ""),
)
return self.success("题目已添加到题单")
def delete(self, request, problem_set_id, problem_id):
"""从题单中移除题目"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id)
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 检查权限
if not request.user.is_admin_role() and problem_set.created_by != request.user:
return self.error("无权限管理该题单")
try:
problem_set_problem = ProblemSetProblem.objects.get(
problemset=problem_set, problem_id=problem_id
)
problem_set_problem.delete()
return self.success("题目已从题单中移除")
except ProblemSetProblem.DoesNotExist:
return self.error("题目不在该题单中")
class ProblemSetProgressAPI(APIView):
"""题单进度API"""
@@ -206,13 +100,10 @@ class ProblemSetProgressAPI(APIView):
"""加入题单"""
data = request.data
try:
problem_set = ProblemSet.objects.get(id=data["problemset_id"], visible=True)
problem_set = ProblemSet.objects.filter(id=data["problemset_id"], visible=True).exclude(status="draft").get()
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 题单可见即可加入
# 检查是否已经加入
if ProblemSetProgress.objects.filter(
problemset=problem_set, user=request.user
).exists():
@@ -229,7 +120,7 @@ class ProblemSetProgressAPI(APIView):
def get(self, request, problem_set_id):
"""获取题单进度"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id, visible=True)
problem_set = ProblemSet.objects.filter(id=problem_set_id, visible=True).exclude(status="draft").get()
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
@@ -248,7 +139,7 @@ class ProblemSetProgressAPI(APIView):
"""更新进度"""
data = request.data
try:
problem_set = ProblemSet.objects.get(id=data["problemset_id"], visible=True)
problem_set = ProblemSet.objects.filter(id=data["problemset_id"], visible=True).exclude(status="draft").get()
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
@@ -329,12 +220,12 @@ class UserBadgeAPI(APIView):
class ProblemSetBadgeAPI(APIView):
"""题单奖章管理API"""
"""题单奖章API - 用户端"""
def get(self, request, problem_set_id):
"""获取题单的奖章列表"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id, visible=True)
problem_set = ProblemSet.objects.filter(id=problem_set_id, visible=True).exclude(status="draft").get()
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
@@ -342,20 +233,125 @@ class ProblemSetBadgeAPI(APIView):
serializer = ProblemSetBadgeSerializer(badges, many=True)
return self.success(serializer.data)
@validate_serializer(CreateProblemSetBadgeSerializer)
def post(self, request, problem_set_id):
"""创建题单奖章"""
class ProblemSetSubmissionAPI(APIView):
"""题单提交记录API - 用户端"""
def get(self, request, problem_set_id):
"""获取用户在题单中的提交记录"""
try:
problem_set = ProblemSet.objects.get(id=problem_set_id)
problem_set = ProblemSet.objects.filter(id=problem_set_id, visible=True).exclude(status="draft").get()
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 检查权限
if not request.user.is_admin_role() and problem_set.created_by != request.user:
return self.error("无权限管理该题单")
# 检查用户是否已加入该题单
try:
ProblemSetProgress.objects.get(problemset=problem_set, user=request.user)
except ProblemSetProgress.DoesNotExist:
return self.error("您还未加入该题单")
data = request.data
data["problemset"] = problem_set
badge = ProblemSetBadge.objects.create(**data)
# 获取查询参数
problem_id = request.GET.get("problem_id")
result = request.GET.get("result")
language = request.GET.get("language")
# 构建查询条件
query_filter = {
"problemset": problem_set,
"user": request.user
}
if problem_id:
query_filter["problem_id"] = problem_id
if result:
query_filter["result"] = result
if language:
query_filter["language"] = language
return self.success(ProblemSetBadgeSerializer(badge).data)
# 获取提交记录
submissions = ProblemSetSubmission.objects.filter(**query_filter).order_by("-submit_time")
# 分页
data = self.paginate_data(request, submissions, ProblemSetSubmissionSerializer)
return self.success(data)
class ProblemSetStatisticsAPI(APIView):
"""题单统计API - 用户端"""
def get(self, request, problem_set_id):
"""获取题单统计信息"""
try:
problem_set = ProblemSet.objects.filter(id=problem_set_id, visible=True).exclude(status="draft").get()
except ProblemSet.DoesNotExist:
return self.error("题单不存在")
# 检查用户是否已加入该题单
try:
progress = ProblemSetProgress.objects.get(problemset=problem_set, user=request.user)
except ProblemSetProgress.DoesNotExist:
return self.error("您还未加入该题单")
# 获取统计信息
total_submissions = ProblemSetSubmission.objects.filter(
problemset=problem_set, user=request.user
).count()
accepted_submissions = ProblemSetSubmission.objects.filter(
problemset=problem_set, user=request.user, result=0
).count()
# 按题目统计
problem_stats = {}
problemset_problems = ProblemSetProblem.objects.filter(problemset=problem_set)
for psp in problemset_problems:
problem_id = psp.problem.id
problem_submissions = ProblemSetSubmission.objects.filter(
problemset=problem_set,
user=request.user,
problem=psp.problem
)
problem_stats[str(problem_id)] = {
"problem_title": psp.problem.title,
"total_submissions": problem_submissions.count(),
"accepted_submissions": problem_submissions.filter(result=0).count(),
"is_completed": str(problem_id) in progress.progress_detail and
progress.progress_detail[str(problem_id)].get("status") == "completed"
}
# 按语言统计
language_stats = {}
language_submissions = ProblemSetSubmission.objects.filter(
problemset=problem_set, user=request.user
).values('language').annotate(count=models.Count('id'))
for item in language_submissions:
language_stats[item['language']] = item['count']
# 按结果统计
result_stats = {}
result_submissions = ProblemSetSubmission.objects.filter(
problemset=problem_set, user=request.user
).values('result').annotate(count=models.Count('id'))
for item in result_submissions:
result_stats[item['result']] = item['count']
data = {
"total_submissions": total_submissions,
"accepted_submissions": accepted_submissions,
"acceptance_rate": round(accepted_submissions / total_submissions * 100, 2) if total_submissions > 0 else 0,
"problem_stats": problem_stats,
"language_stats": language_stats,
"result_stats": result_stats,
"progress": {
"completed_problems_count": progress.completed_problems_count,
"total_problems_count": progress.total_problems_count,
"progress_percentage": progress.progress_percentage,
"total_score": progress.total_score
}
}
return self.success(data)