更新：models/routes/services/templates/docs

app/routes/goals.py

@@ -1,13 +1,13 @@
-from flask import Blueprint, request, jsonify, render_template
-from app.models import db, Goal
-from app.routes.auth import login_required_json, admin_required
+from flask import Blueprint, request, jsonify, render_template, session
+from app.models import db, Goal, StudentGoal, GoalRelation, StudentGoalEvaluation
+from app.routes.auth import login_required_json, admin_required, login_required
 from app.routes import main_bp
 
 goals_bp = Blueprint("goals", __name__)
 
 # 目标管理页面路由
 @main_bp.route("/goals")
-@admin_required
+@login_required
 def goals_page():
     """目标管理页面"""
     return render_template("goals.html", active_nav="goals")
@@ -57,7 +57,33 @@ def update_goal(goal_id):
 @goals_bp.route("/api/goals/<int:goal_id>", methods=["DELETE"])
 @login_required_json
 def delete_goal(goal_id):
+    """删除目标模板（仅管理员，需检查依赖）"""
+    from app.models import User
+    user = User.query.get(session.get("user_id"))
+    if not user or user.role != "admin":
+        return jsonify({"error": "权限不足，仅管理员可操作"}), 403
+
     goal = Goal.query.get_or_404(goal_id)
+
+    # 检查依赖关系
+    deps = []
+
+    # 1. 检查是否有学员分配了此目标
+    student_goal_count = StudentGoal.query.filter_by(goal_id=goal_id).count()
+    if student_goal_count > 0:
+        deps.append(f"已被 {student_goal_count} 名学员分配")
+
+    # 2. 检查是否有目标关联（作为父目标或子目标）
+    as_parent = GoalRelation.query.filter_by(parent_goal_id=goal_id).count()
+    as_child = GoalRelation.query.filter_by(child_goal_id=goal_id).count()
+    if as_parent > 0:
+        deps.append(f"有 {as_parent} 个子目标关联")
+    if as_child > 0:
+        deps.append(f"作为子目标被 {as_child} 个目标引用")
+
+    if deps:
+        return jsonify({"error": f"无法删除：{', '.join(deps)}"}), 400
+
     db.session.delete(goal)
     db.session.commit()
     return jsonify({"message": "删除成功"})