feat: 重构学员目标系统，支持评估日期/状态自动计算/评估目标，同时恢复方案列表的典型设置

app/__init__.py

@@ -154,6 +154,25 @@ def create_app():
                     {"new_cat": new_cat, "old_cat": old_cat}
                 )
             db.session.commit()
+
+            # 检查student_goals表是否有新字段
+            result8 = db.session.execute(text("PRAGMA table_info(student_goals)"))
+            sg_columns = [row[1] for row in result8]
+            if "start_date" not in sg_columns:
+                db.session.execute(text("ALTER TABLE student_goals ADD COLUMN start_date TIMESTAMP"))
+                db.session.commit()
+            if "assessment_date" not in sg_columns:
+                db.session.execute(text("ALTER TABLE student_goals ADD COLUMN assessment_date TIMESTAMP"))
+                db.session.commit()
+            if "achievement_date" not in sg_columns:
+                db.session.execute(text("ALTER TABLE student_goals ADD COLUMN achievement_date TIMESTAMP"))
+                db.session.commit()
+            if "comment" not in sg_columns:
+                db.session.execute(text("ALTER TABLE student_goals ADD COLUMN comment TEXT"))
+                db.session.commit()
+            # 删除不再使用的字段
+            # deadline 和 completed_at 已被 start_date, assessment_date, achievement_date 取代
+            # status 字段现在由日期计算，不再存储
         except Exception as e:
             print(f"数据库迁移: {e}")
 

app/models.py

@@ -235,25 +235,43 @@ class StudentGoal(db.Model):
     id = db.Column(db.Integer, primary_key=True)
     student_id = db.Column(db.Integer, db.ForeignKey("students.id"), nullable=False)
     goal_id = db.Column(db.Integer, db.ForeignKey("goals.id"), nullable=False)
-    status = db.Column(db.String(20), default="未开始")  # 未开始/进行中/已完成
-    mastery_level = db.Column(db.Integer, default=1)  # 1-5
-    deadline = db.Column(db.DateTime)
-    completed_at = db.Column(db.DateTime)
+    start_date = db.Column(db.DateTime)  # 开始日期
+    assessment_date = db.Column(db.DateTime)  # 评估日期
+    mastery_level = db.Column(db.Integer, nullable=True)  # 掌握程度 1-5（评估时填写）
+    achievement_date = db.Column(db.DateTime, nullable=True)  # 达成日期
+    comment = db.Column(db.Text, nullable=True)  # 评语
     created_at = db.Column(db.DateTime, default=datetime.now)
 
     student = db.relationship("Student", backref="goal_records")
     goal = db.relationship("Goal")
 
+    def get_status(self):
+        """根据日期自动计算状态"""
+        from datetime import datetime
+        now = datetime.now()
+        if self.start_date and now < self.start_date:
+            return "未开始"
+        elif self.assessment_date and now > self.assessment_date:
+            return "已结束"
+        else:
+            return "进行中"
+
     def to_dict(self):
+        status = self.get_status()
         return {
             "id": self.id,
             "student_id": self.student_id,
             "goal_id": self.goal_id,
             "goal_name": self.goal.name if self.goal else None,
-            "status": self.status,
+            "goal_level": self.goal.level if self.goal else None,
+            "goal_category": self.goal.category if self.goal else None,
+            "status": status,
+            "start_date": self.start_date.isoformat() if self.start_date else None,
+            "assessment_date": self.assessment_date.isoformat() if self.assessment_date else None,
             "mastery_level": self.mastery_level,
-            "deadline": self.deadline.isoformat() if self.deadline else None,
-            "completed_at": self.completed_at.isoformat() if self.completed_at else None,
+            "achievement_date": self.achievement_date.isoformat() if self.achievement_date else None,
+            "comment": self.comment,
+            "created_at": self.created_at.isoformat() if self.created_at else None,
         }
 
 

app/routes/student_goals.py

@@ -1,13 +1,34 @@
 from flask import Blueprint, request, jsonify
 from app.models import db, StudentGoal, Goal
 from app.routes.auth import login_required_json
+from datetime import datetime, timedelta
 
 student_goals_bp = Blueprint("student_goals", __name__)
 
+def compute_status(start_date, assessment_date):
+    """根据日期计算状态"""
+    now = datetime.now()
+    if start_date and now < start_date:
+        return "未开始"
+    elif assessment_date and now > assessment_date:
+        return "已结束"
+    else:
+        return "进行中"
+
 @student_goals_bp.route("/api/students/<int:student_id>/goals", methods=["GET"])
 @login_required_json
 def get_student_goals(student_id):
     records = StudentGoal.query.filter_by(student_id=student_id).all()
+
+    # 计算状态并排序
+    def sort_key(r):
+        status_order = {"进行中": 1, "未开始": 2, "已结束": 3}
+        status = compute_status(r.start_date, r.assessment_date)
+        order = status_order.get(status, 4)
+        assessment = r.assessment_date if r.assessment_date else datetime.min
+        return (order, -assessment.timestamp() if assessment else 0)
+
+    records.sort(key=sort_key)
     return jsonify([r.to_dict() for r in records])
 
 @student_goals_bp.route("/api/students/<int:student_id>/goals", methods=["POST"])
@@ -25,12 +46,28 @@ def assign_goal(student_id):
     if existing:
         return jsonify({"error": "目标已分配"}), 400
 
+    # 处理评估日期
+    assessment_date = None
+    if data.get("assessment_date"):
+        # 直接指定日期
+        assessment_date = datetime.fromisoformat(data["assessment_date"])
+    elif data.get("assessment_days"):
+        # 指定天数后
+        assessment_date = datetime.now() + timedelta(days=int(data["assessment_days"]))
+
+    # 处理开始日期
+    start_date = None
+    if data.get("start_date"):
+        start_date = datetime.fromisoformat(data["start_date"])
+    # 如果没有指定开始日期，默认为当前时间
+    elif data.get("start_now"):
+        start_date = datetime.now()
+
     record = StudentGoal(
         student_id=student_id,
         goal_id=data["goal_id"],
-        status=data.get("status", "未开始"),
-        mastery_level=data.get("mastery_level", 1),
-        deadline=data.get("deadline")
+        start_date=start_date,
+        assessment_date=assessment_date
     )
     db.session.add(record)
     db.session.commit()
@@ -42,15 +79,25 @@ def update_student_goal(student_id, goal_id):
     record = StudentGoal.query.filter_by(student_id=student_id, goal_id=goal_id).first_or_404()
     data = request.get_json()
 
-    if "status" in data:
-        record.status = data["status"]
-        if data["status"] == "已完成" and not record.completed_at:
-            from datetime import datetime
-            record.completed_at = datetime.now()
+    if "start_date" in data:
+        if data["start_date"]:
+            record.start_date = datetime.fromisoformat(data["start_date"])
+        else:
+            record.start_date = None
+    if "assessment_date" in data:
+        if data["assessment_date"]:
+            record.assessment_date = datetime.fromisoformat(data["assessment_date"])
+        else:
+            record.assessment_date = None
     if "mastery_level" in data:
         record.mastery_level = data["mastery_level"]
-    if "deadline" in data:
-        record.deadline = data["deadline"]
+    if "achievement_date" in data:
+        if data["achievement_date"]:
+            record.achievement_date = datetime.fromisoformat(data["achievement_date"])
+        else:
+            record.achievement_date = None
+    if "comment" in data:
+        record.comment = data["comment"]
 
     db.session.commit()
     return jsonify(record.to_dict())
@@ -61,4 +108,4 @@ def remove_student_goal(student_id, goal_id):
     record = StudentGoal.query.filter_by(student_id=student_id, goal_id=goal_id).first_or_404()
     db.session.delete(record)
     db.session.commit()
-    return jsonify({"message": "移除成功"})
+    return jsonify({"message": "移除成功"})

app/templates/student.html

@@ -254,7 +254,7 @@
 
 <!-- 分配目标 Modal -->
 <div class="modal fade" id="assignGoalModal" tabindex="-1">
-    <div class="modal-dialog">
+    <div class="modal-dialog modal-lg">
         <div class="modal-content">
             <div class="modal-header">
                 <h5 class="modal-title">分配目标</h5>
@@ -262,32 +262,141 @@
             </div>
             <div class="modal-body">
                 <div class="mb-3">
-                    <label class="form-label">选择目标</label>
+                    <label class="form-label">选择目标 *</label>
                     <select class="form-select" id="assign-goal-select"></select>
                 </div>
+
                 <div class="mb-3">
-                    <label class="form-label">状态</label>
-                    <select class="form-select" id="assign-status">
-                        <option value="未开始">未开始</option>
-                        <option value="进行中">进行中</option>
-                    </select>
+                    <label class="form-label">评估日期</label>
+                    <div class="row g-2">
+                        <div class="col-auto">
+                            <select class="form-select" id="assign-assessment-days">
+                                <option value="">指定日期</option>
+                                <option value="15">15天后</option>
+                                <option value="30">30天后</option>
+                                <option value="60">60天后</option>
+                                <option value="90">90天后</option>
+                                <option value="180">180天后</option>
+                            </select>
+                        </div>
+                        <div class="col-auto">
+                            <input type="date" class="form-control" id="assign-assessment-date">
+                        </div>
+                    </div>
                 </div>
+
                 <div class="mb-3">
-                    <label class="form-label">掌握程度 (1-5)</label>
-                    <input type="number" class="form-control" id="assign-mastery" value="1" min="1" max="5">
-                </div>
-                <div class="mb-3">
-                    <label class="form-label">截止日期</label>
-                    <input type="date" class="form-control" id="assign-deadline">
+                    <a class="text-decoration-none" data-bs-toggle="collapse" href="#assignMoreSettings" role="button">
+                        更多设置 ▼
+                    </a>
+                    <div class="collapse" id="assignMoreSettings">
+                        <div class="card card-body mt-2">
+                            <div class="mb-3">
+                                <label class="form-label">开始日期</label>
+                                <input type="date" class="form-control" id="assign-start-date">
+                                <small class="text-muted">默认立即开始</small>
+                            </div>
+                        </div>
+                    </div>
                 </div>
             </div>
-            <div class="modal-footer">
+            <div class="modal-footer-with-top">
                 <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
                 <button type="button" class="btn btn-primary" id="confirm-assign-goal">分配</button>
             </div>
         </div>
     </div>
 </div>
+
+<!-- 调整目标 Modal -->
+<div class="modal fade" id="adjustGoalModal" tabindex="-1">
+    <div class="modal-dialog modal-lg">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title">调整目标</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+            </div>
+            <div class="modal-body">
+                <input type="hidden" id="adjust-goal-id">
+                <p class="fw-bold mb-3" id="adjust-goal-name"></p>
+
+                <div class="row g-3 mb-3">
+                    <div class="col-md-6">
+                        <label class="form-label">开始日期</label>
+                        <input type="date" class="form-control" id="adjust-start-date">
+                    </div>
+                    <div class="col-md-6">
+                        <label class="form-label">评估日期</label>
+                        <input type="date" class="form-control" id="adjust-assessment-date">
+                    </div>
+                </div>
+            </div>
+            <div class="modal-footer-with-top">
+                <button type="button" class="btn btn-danger" id="remove-assigned-goal">移除目标</button>
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
+                <button type="button" class="btn btn-primary" id="confirm-adjust-goal">保存</button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- 评估目标 Modal -->
+<div class="modal fade" id="assessGoalModal" tabindex="-1">
+    <div class="modal-dialog modal-lg">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title">评估目标</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+            </div>
+            <div class="modal-body">
+                <input type="hidden" id="assess-goal-id">
+                <p class="fw-bold mb-3" id="assess-goal-name"></p>
+
+                <div class="row g-3 mb-3">
+                    <div class="col-md-4">
+                        <label class="form-label">掌握程度</label>
+                        <select class="form-select" id="assess-mastery">
+                            <option value="1">⭐ 入门</option>
+                            <option value="2">⭐⭐ 初级</option>
+                            <option value="3">⭐⭐⭐ 进阶</option>
+                            <option value="4">⭐⭐⭐⭐ 熟练</option>
+                            <option value="5">⭐⭐⭐⭐⭐ 精通</option>
+                        </select>
+                    </div>
+                    <div class="col-md-4">
+                        <label class="form-label">达成日期</label>
+                        <input type="date" class="form-control" id="assess-achievement-date">
+                    </div>
+                    <div class="col-md-4">
+                        <label class="form-label">当前状态</label>
+                        <input type="text" class="form-control" id="assess-current-status" readonly>
+                    </div>
+                </div>
+                <div class="mb-3">
+                    <label class="form-label">评语</label>
+                    <textarea class="form-control" id="assess-comment" rows="3" placeholder="评估意见..."></textarea>
+                </div>
+            </div>
+            <div class="modal-footer-with-top">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
+                <button type="button" class="btn btn-primary" id="confirm-assess-goal">保存评估</button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<style>
+.modal-footer-with-top {
+    display: flex;
+    justify-content: flex-end;
+    gap: 0.5rem;
+    padding: 1rem;
+    border-top: 1px solid #dee2e6;
+    background: #f8f9fa;
+    position: sticky;
+    bottom: 0;
+}
+</style>
 {% endblock %}
 
 {% block extra_js %}
@@ -382,16 +491,35 @@ function renderPlanList(plans) {
         return;
     }
     container.innerHTML = plans.map(p => `
-        <div class="d-flex align-items-center mb-2 p-2 border rounded">
-            <a href="/plan/${p.id}" class="btn btn-sm btn-outline-primary me-2">查看</a>
-            <span class="flex-grow-1">${p.created_at ? p.created_at.substring(0, 10) : '未知'}</span>
-            <button class="btn btn-sm btn-outline-danger" onclick="deletePlan(${p.id})">
-                <i class="bi bi-trash"></i>
-            </button>
+        <div class="d-flex align-items-start mb-2 p-2 border rounded ${p.is_typical ? 'border-warning bg-light' : ''}">
+            <div class="form-check me-2">
+                <input class="form-check-input" type="checkbox" id="typical-${p.id}" ${p.is_typical ? 'checked' : ''} onchange="toggleTypical(${p.id})">
+                <label class="form-check-label" for="typical-${p.id}" title="设为典型"></label>
+            </div>
+            <div class="flex-grow-1">
+                <div class="d-flex justify-content-between align-items-start">
+                    <div>
+                        <a href="/plan/${p.id}" class="fw-bold text-decoration-none">${p.created_at ? p.created_at.substring(0, 16) : '未知'}</a>
+                        ${p.is_typical ? '<span class="badge bg-warning text-dark ms-1">典型</span>' : ''}
+                    </div>
+                    <button class="btn btn-sm btn-outline-danger" onclick="deletePlan(${p.id})">
+                        <i class="bi bi-trash"></i>
+                    </button>
+                </div>
+                <div class="small text-muted">
+                    ${p.problem_names && p.problem_names.length > 0 ? '问题: ' + p.problem_names.join(', ') : ''}
+                    ${p.template_name ? ' | 模板: ' + p.template_name : ''}
+                </div>
+            </div>
         </div>
     `).join('');
 }
 
+async function toggleTypical(planId) {
+    await fetch(`/api/plans/${planId}/typical`, {method: 'POST'});
+    loadPlans();
+}
+
 function showEditStudentModal() {
     editStudentModal.show();
 }
@@ -624,6 +752,8 @@ async function deletePlan(id) {
 }
 
 // ===== 目标相关 =====
+let adjustGoalModal, assessGoalModal;
+
 async function loadStudentGoals() {
     const res = await fetch(`/api/students/${currentStudentId}/goals`);
     const goals = await res.json();
@@ -638,42 +768,106 @@ async function loadStudentGoals() {
         <div class="d-flex justify-content-between align-items-center mb-2 p-2 border rounded">
             <div>
                 <strong>${escapeHtml(g.goal_name)}</strong>
-                <div class="small text-muted">
-                    掌握程度：${'⭐'.repeat(g.mastery_level)}${'☆'.repeat(5-g.mastery_level)}
-                    | 状态：${g.status}
-                    ${g.deadline ? '| 截止：'+g.deadline : ''}
+                <div class="small">
+                    <span class="badge bg-secondary me-1">${g.goal_level || '入门'}</span>
+                    <span class="badge bg-info me-1">${g.goal_category || '综合'}</span>
+                    <span class="badge ${g.status === '进行中' ? 'bg-primary' : g.status === '未开始' ? 'bg-warning' : 'bg-secondary'}">${g.status}</span>
+                </div>
+                <div class="small text-muted mt-1">
+                    ${g.start_date ? '开始: '+formatDate(g.start_date) : '未开始'}
+                    ${g.assessment_date ? ' | 评估: '+formatDate(g.assessment_date) : ''}
+                    ${g.mastery_level ? ' | ⭐'.repeat(g.mastery_level) : ''}
                 </div>
             </div>
-            <div>
-                <button class="btn btn-sm btn-outline-primary" onclick="editStudentGoal(${g.goal_id})">编辑</button>
-                <button class="btn btn-sm btn-outline-danger" onclick="removeStudentGoal(${g.goal_id})">移除</button>
+            <div class="btn-group btn-group-sm">
+                <button class="btn btn-outline-primary" onclick="openAdjustGoal(${g.goal_id})">调整目标</button>
+                <button class="btn btn-outline-success" onclick="openAssessGoal(${g.goal_id})">评估目标</button>
             </div>
         </div>
     `).join('');
 }
 
-async function editStudentGoal(goalId) {
-    const goal = await fetch(`/api/students/${currentStudentId}/goals`).then(r => r.json())
-        .then(goals => goals.find(g => g.goal_id === goalId));
+function formatDate(dateStr) {
+    if (!dateStr) return '';
+    const d = new Date(dateStr);
+    return `${d.getFullYear()}-${String(d.getMonth()+1).padStart(2,'0')}-${String(d.getDate()).padStart(2,'0')}`;
+}
 
-    const status = prompt('状态 (未开始/进行中/已完成)', goal.status);
-    const mastery = prompt('掌握程度 (1-5)', goal.mastery_level);
+async function openAdjustGoal(goalId) {
+    const goals = await fetch(`/api/students/${currentStudentId}/goals`).then(r => r.json());
+    const goal = goals.find(g => g.goal_id === goalId);
+    if (!goal) return;
 
-    if (status && mastery) {
-        await fetch(`/api/students/${currentStudentId}/goals/${goalId}`, {
-            method: 'PUT',
-            headers: {'Content-Type': 'application/json'},
-            body: JSON.stringify({status, mastery_level: parseInt(mastery)})
+    document.getElementById('adjust-goal-id').value = goalId;
+    document.getElementById('adjust-goal-name').textContent = goal.goal_name;
+    document.getElementById('adjust-start-date').value = goal.start_date ? goal.start_date.split('T')[0] : '';
+    document.getElementById('adjust-assessment-date').value = goal.assessment_date ? goal.assessment_date.split('T')[0] : '';
+
+    new bootstrap.Modal(document.getElementById('adjustGoalModal')).show();
+}
+
+document.getElementById('remove-assigned-goal').addEventListener('click', () => {
+    const goalId = document.getElementById('adjust-goal-id').value;
+    if (!confirm('确定移除此目标？此操作不可恢复。')) return;
+    fetch(`/api/students/${currentStudentId}/goals/${goalId}`, {method: 'DELETE'})
+        .then(() => {
+            bootstrap.Modal.getInstance(document.getElementById('adjustGoalModal')).hide();
+            loadStudentGoals();
         });
-        loadStudentGoals();
-    }
+});
+
+document.getElementById('confirm-adjust-goal').addEventListener('click', async () => {
+    const goalId = document.getElementById('adjust-goal-id').value;
+    const startDate = document.getElementById('adjust-start-date').value;
+    const assessmentDate = document.getElementById('adjust-assessment-date').value;
+
+    await fetch(`/api/students/${currentStudentId}/goals/${goalId}`, {
+        method: 'PUT',
+        headers: {'Content-Type': 'application/json'},
+        body: JSON.stringify({
+            start_date: startDate || null,
+            assessment_date: assessmentDate || null
+        })
+    });
+
+    bootstrap.Modal.getInstance(document.getElementById('adjustGoalModal')).hide();
+    loadStudentGoals();
+});
+
+async function openAssessGoal(goalId) {
+    const goals = await fetch(`/api/students/${currentStudentId}/goals`).then(r => r.json());
+    const goal = goals.find(g => g.goal_id === goalId);
+    if (!goal) return;
+
+    document.getElementById('assess-goal-id').value = goalId;
+    document.getElementById('assess-goal-name').textContent = goal.goal_name;
+    document.getElementById('assess-mastery').value = goal.mastery_level || '1';
+    document.getElementById('assess-achievement-date').value = goal.achievement_date ? goal.achievement_date.split('T')[0] : '';
+    document.getElementById('assess-current-status').value = goal.status;
+    document.getElementById('assess-comment').value = goal.comment || '';
+
+    new bootstrap.Modal(document.getElementById('assessGoalModal')).show();
 }
 
-async function removeStudentGoal(goalId) {
-    if (!confirm('确定移除此目标？')) return;
-    await fetch(`/api/students/${currentStudentId}/goals/${goalId}`, {method: 'DELETE'});
+document.getElementById('confirm-assess-goal').addEventListener('click', async () => {
+    const goalId = document.getElementById('assess-goal-id').value;
+    const masteryLevel = document.getElementById('assess-mastery').value;
+    const achievementDate = document.getElementById('assess-achievement-date').value;
+    const comment = document.getElementById('assess-comment').value;
+
+    await fetch(`/api/students/${currentStudentId}/goals/${goalId}`, {
+        method: 'PUT',
+        headers: {'Content-Type': 'application/json'},
+        body: JSON.stringify({
+            mastery_level: parseInt(masteryLevel),
+            achievement_date: achievementDate || null,
+            comment: comment
+        })
+    });
+
+    bootstrap.Modal.getInstance(document.getElementById('assessGoalModal')).hide();
     loadStudentGoals();
-}
+});
 
 // 加载可选目标列表到 Modal
 async function loadGoalOptions() {
@@ -688,32 +882,41 @@ async function loadGoalOptions() {
 
     select.innerHTML = goals
         .filter(g => !assignedIds.includes(g.id))
-        .map(g => `<option value="${g.id}">${escapeHtml(g.name)}</option>`)
+        .map(g => `<option value="${g.id}">${escapeHtml(g.name)} [${g.level || '入门'} - ${g.category || '综合'}]</option>`)
         .join('');
+
+    // 设置默认开始日期为今天
+    document.getElementById('assign-start-date').value = new Date().toISOString().split('T')[0];
 }
 
 document.getElementById('confirm-assign-goal').addEventListener('click', async () => {
     const goalId = document.getElementById('assign-goal-select').value;
-    const status = document.getElementById('assign-status').value;
-    const mastery = document.getElementById('assign-mastery').value;
-    const deadline = document.getElementById('assign-deadline').value;
+    const assessmentDays = document.getElementById('assign-assessment-days').value;
+    const assessmentDate = document.getElementById('assign-assessment-date').value;
+    const startDate = document.getElementById('assign-start-date').value;
 
     if (!goalId) { alert('请选择目标'); return; }
+    if (!assessmentDays && !assessmentDate) { alert('请选择评估方式'); return; }
 
     const res = await fetch(`/api/students/${currentStudentId}/goals`, {
         method: 'POST',
         headers: {'Content-Type': 'application/json'},
         body: JSON.stringify({
             goal_id: parseInt(goalId),
-            status,
-            mastery_level: parseInt(mastery),
-            deadline: deadline || null
+            assessment_days: assessmentDays || null,
+            assessment_date: assessmentDate || null,
+            start_date: startDate || null,
+            start_now: !startDate
         })
     });
 
     if (res.ok) {
         assignGoalModal.hide();
         loadStudentGoals();
+        // 重置表单
+        document.getElementById('assign-assessment-days').value = '';
+        document.getElementById('assign-assessment-date').value = '';
+        document.getElementById('assign-start-date').value = new Date().toISOString().split('T')[0];
     } else {
         const err = await res.json();
         alert(err.error || '分配失败');