diff --git a/app/routes/students.py b/app/routes/students.py
index a1b6718..20b5d8b 100644
--- a/app/routes/students.py
+++ b/app/routes/students.py
@@ -16,6 +16,7 @@ from app.models import (
db,
Student,
Class,
+ StudentProblem,
PracticePlan,
PROBLEM_LIST,
SEVERITY_LEVELS,
@@ -67,6 +68,14 @@ def students_page():
)
+@main_bp.route("/statistics")
+def statistics_page():
+ """数据统计页"""
+ if not check_login():
+ return redirect("/login")
+ return render_template("statistics.html", active_nav="statistics")
+
+
@main_bp.route("/api/students", methods=["GET"])
@login_required_json
def get_students():
@@ -366,3 +375,69 @@ def import_students():
except Exception as e:
return jsonify({"error": f"导入失败: {str(e)}"}), 500
+
+
+@main_bp.route("/api/statistics/students")
+def get_student_statistics():
+ """获取学员统计数据"""
+ # 全体学员数量
+ total_students = Student.query.count()
+
+ # 全体问题记录
+ problems = StudentProblem.query.all()
+
+ # 问题级别分布（来自 StudentProblem.level）
+ levels = ["启蒙", "入门", "进阶", "熟练", "精通"]
+ level_dist = {lv: 0 for lv in levels}
+ for p in problems:
+ if p.level in level_dist:
+ level_dist[p.level] += 1
+
+ # 问题严重程度分布
+ severity_dist = {"轻微": 0, "中等": 0, "严重": 0}
+ for p in problems:
+ if p.severity in severity_dist:
+ severity_dist[p.severity] += 1
+
+ # 各班级学员数量
+ classes = Class.query.filter_by(active=True).all()
+ class_student_count = []
+ for c in classes:
+ class_student_count.append({
+ "class_id": c.id,
+ "class_name": c.name,
+ "level": c.level,
+ "student_count": len(c.students)
+ })
+
+ # 问题×级别矩阵（严重程度 × 学员级别）
+ severities = ["轻微", "中等", "严重"]
+ matrix = {}
+ for sev in severities:
+ matrix[sev] = {}
+ for lv in levels:
+ matrix[sev][lv] = 0
+
+ for p in problems:
+ if p.level in levels and p.severity in severities:
+ matrix[p.severity][p.level] += 1
+
+ # 各班级问题数量
+ class_problem_count = []
+ for c in classes:
+ class_problems = [p for p in problems if p.student.class_id == c.id]
+ class_problem_count.append({
+ "class_id": c.id,
+ "class_name": c.name,
+ "problem_count": len(class_problems)
+ })
+
+ return jsonify({
+ "total_students": total_students,
+ "total_problems": len(problems),
+ "level_distribution": level_dist,
+ "severity_distribution": severity_dist,
+ "class_student_count": class_student_count,
+ "class_problem_count": class_problem_count,
+ "problem_level_matrix": matrix,
+ })
diff --git a/app/templates/base.html b/app/templates/base.html
index b3d05f5..eaf07f7 100644
--- a/app/templates/base.html
+++ b/app/templates/base.html
@@ -10,6 +10,8 @@
+
+
{% block extra_css %}{% endblock %}