Files
piano-plan/app/templates/classes.html
T

514 lines
20 KiB
HTML

{% extends "base.html" %}
{% block title %}班级管理 - 有音个性化教学系统{% endblock %}
{% block content %}
<div class="card mb-3">
<div class="card-body">
<div class="d-flex justify-content-between align-items-center">
<div class="d-flex align-items-center gap-3">
<h5 class="mb-0"><i class="bi bi-collection"></i> 班级管理</h5>
<button class="btn btn-primary btn-sm" id="mineFilterBtn" onclick="toggleMineFilter()">
<i class="bi bi-person"></i> 我的
</button>
<select class="form-select form-select-sm" style="width:auto;" id="activeFilter" onchange="loadClasses()">
<option value="">全部班级</option>
<option value="true" selected>进行中</option>
<option value="false">已结束</option>
</select>
</div>
<button class="btn btn-primary btn-sm" id="addClassBtn" style="display:none;">
<i class="bi bi-plus-circle"></i> 新增班级
</button>
</div>
</div>
</div>
<div class="card">
<div class="card-body">
<table class="table table-hover" id="classesTable">
<thead>
<tr>
<th>ID</th>
<th>班级名称</th>
<th>级别</th>
<th>描述</th>
<th>进行中</th>
<th>学员数</th>
<th>创建时间</th>
<th>操作</th>
</tr>
</thead>
<tbody></tbody>
</table>
</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>
<!-- 新增/编辑班级弹窗 -->
<div class="modal fade" id="classModal" tabindex="-1">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="classModalTitle">新增班级</h5>
<button type="button" class="btn-close" data-bs-dismiss="modal"></button>
</div>
<div class="modal-body">
<form id="classForm">
<input type="hidden" id="classId">
<div class="mb-3">
<label class="form-label">班级名称</label>
<input type="text" class="form-control" id="className" required>
</div>
<div class="mb-3">
<label class="form-label">班主任</label>
<select class="form-select" id="classTeacher">
<option value="">未指定</option>
</select>
</div>
<div class="mb-3">
<label class="form-label">描述</label>
<textarea class="form-control" id="classDesc" rows="2"></textarea>
</div>
<div class="mb-3">
<label class="form-label">级别</label>
<select class="form-select" id="classLevel">
<option value="启蒙">启蒙</option>
<option value="启蒙" selected>启蒙</option>
<option value="进阶">进阶</option>
<option value="熟练">熟练</option>
<option value="精通">精通</option>
</select>
</div>
<div class="mb-3 form-check">
<input type="checkbox" class="form-check-input" id="classActive" checked>
<label class="form-check-label" for="classActive">进行中</label>
</div>
</form>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
<button type="button" class="btn btn-primary" id="saveClassBtn">保存</button>
</div>
</div>
</div>
</div>
<!-- 班级学员弹窗 -->
<div class="modal fade" id="classStudentsModal" tabindex="-1">
<div class="modal-dialog modal-lg">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title">班级学员</h5>
<button type="button" class="btn-close" data-bs-dismiss="modal"></button>
</div>
<div class="modal-body">
<div class="mb-3">
<button type="button" class="btn btn-sm btn-success" id="assignStudentsBtn">分配学员</button>
</div>
<table class="table" id="classStudentsTable">
<thead>
<tr>
<th>姓名</th>
<th>手机</th>
<th>练习时间</th>
</tr>
</thead>
<tbody></tbody>
</table>
</div>
</div>
</div>
</div>
<!-- 分配学员弹窗 -->
<div class="modal fade" id="assignModal" tabindex="-1">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title">分配学员到班级</h5>
<button type="button" class="btn-close" data-bs-dismiss="modal"></button>
</div>
<div class="modal-body">
<div id="studentCheckboxes"></div>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
<button type="button" class="btn btn-primary" id="confirmAssignBtn">确认分配</button>
</div>
</div>
</div>
</div>
{% set modal_title = '分配目标' %}
{% include "fragments/assign_goal_modal.html" with context %}
{% endblock %}
{% block extra_js %}
<script>
let currentUserRole = 'user';
let currentClassId = null;
let allStudents = [];
// Toast 通知函数
function showToast(message, isError = true) {
const toast = document.createElement('div');
toast.className = `toast-container position-fixed top-50 start-50 translate-middle`;
toast.style.zIndex = '9999';
toast.innerHTML = `
<div class="toast show" role="alert">
<div class="toast-header ${isError ? 'bg-danger' : 'bg-success'} text-white">
<strong class="me-auto">${isError ? '错误' : '成功'}</strong>
<button type="button" class="btn-close" data-bs-dismiss="toast"></button>
</div>
<div class="toast-body">${message}</div>
</div>
`;
document.body.appendChild(toast);
setTimeout(() => toast.remove(), 3000);
}
window.pageInit = function(data) {
currentUserRole = data.role;
if (data.role === 'admin') {
const addClassBtn = document.getElementById('addClassBtn');
if (addClassBtn) addClassBtn.style.display = 'inline-block';
}
restoreClassFilterState();
loadClasses();
};
// 班级筛选状态管理
const CLASS_FILTER_KEY = 'class_filters';
function saveClassFilterState() {
const state = {
activeFilter: document.getElementById('activeFilter').value,
mineActive: document.getElementById('mineFilterBtn').classList.contains('active')
};
sessionStorage.setItem(CLASS_FILTER_KEY, JSON.stringify(state));
}
function restoreClassFilterState() {
const saved = sessionStorage.getItem(CLASS_FILTER_KEY);
if (!saved) return;
try {
const state = JSON.parse(saved);
document.getElementById('activeFilter').value = state.activeFilter || '';
const btn = document.getElementById('mineFilterBtn');
if (btn) {
if (state.mineActive) {
btn.classList.add('active', 'btn-primary');
btn.classList.remove('btn-outline-secondary');
} else {
btn.classList.remove('active', 'btn-primary');
btn.classList.add('btn-outline-secondary');
}
}
saveClassFilterState();
} catch (e) {
console.error('恢复班级筛选状态失败', e);
}
}
// 我的班级筛选
function toggleMineFilter() {
const btn = document.getElementById('mineFilterBtn');
btn.classList.toggle('active');
if (btn.classList.contains('active')) {
btn.classList.remove('btn-outline-secondary');
btn.classList.add('btn-primary');
} else {
btn.classList.remove('btn-primary');
btn.classList.add('btn-outline-secondary');
}
saveClassFilterState();
loadClasses();
}
// 加载班级列表
function loadClasses() {
const activeFilter = document.getElementById('activeFilter').value;
const mineFilter = document.getElementById('mineFilterBtn').classList.contains('active');
let url = '/api/classes?';
if (activeFilter) url += 'active=' + activeFilter + '&';
if (mineFilter) url += 'mine=true&';
url = url.endsWith('&') ? url.slice(0, -1) : url;
url = url.endsWith('?') ? '/api/classes' : url;
fetch(url).then(r => r.json()).then(classes => {
const tbody = document.querySelector('#classesTable tbody');
const isAdmin = currentUserRole === 'admin';
tbody.innerHTML = classes.map(c => {
const esc = (s) => s == null ? '' : String(s).replace(/'/g, "\\'").replace(/"/g, '&quot;');
const level = c.level || '启蒙';
const desc = c.description || '';
const teacherId = c.teacher_id || 'null';
const active = c.active ? 'true' : 'false';
return '<tr>' +
'<td>' + c.id + '</td>' +
'<td>' + esc(c.name) + '</td>' +
'<td>' + level + '</td>' +
'<td>' + esc(desc) + '</td>' +
'<td>' + (c.active ? '<span class="badge bg-success">进行中</span>' : '<span class="badge bg-secondary">已结束</span>') + '</td>' +
'<td><a href="#" onclick="viewClassStudents(' + c.id + ')">' + c.student_count + '</a></td>' +
'<td>' + c.created_at + '</td>' +
'<td>' +
'<button type="button" class="btn btn-sm btn-success me-1" onclick="openAssignGoalModal(' + c.id + ', \'' + esc(c.name) + '\')">分配目标</button>' +
(isAdmin ? '<button type="button" class="btn btn-sm btn-primary me-1" onclick="editClass(' + c.id + ', \'' + esc(c.name) + '\', ' + teacherId + ', \'' + esc(desc) + '\', ' + active + ', \'' + level + '\')">编辑</button>' : '') +
'<button type="button" class="btn btn-sm btn-danger" onclick="deleteClass(' + c.id + ')">删除</button>' +
'</td>' +
'</tr>';
}).join('');
});
}
// 保存班级
document.getElementById('saveClassBtn').onclick = () => {
const id = document.getElementById('classId').value;
const name = document.getElementById('className').value.trim();
const teacherId = document.getElementById('classTeacher').value;
const description = document.getElementById('classDesc').value;
const level = document.getElementById('classLevel').value;
const active = document.getElementById('classActive').checked;
if (!name) {
alert('请输入班级名称');
return;
}
const method = id ? 'PUT' : 'POST';
fetch('/api/classes' + (id ? '/' + id : ''), {
method,
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ name, description, level, active, teacher_id: teacherId ? parseInt(teacherId) : null })
}).then(r => r.json()).then(data => {
if (data.error) {
showToast(data.error);
} else {
const modal = bootstrap.Modal.getInstance(document.getElementById('classModal'));
if (modal) modal.hide();
document.querySelectorAll('.modal-backdrop').forEach(el => el.remove());
document.body.classList.remove('modal-open');
loadClasses();
}
});
};
// 编辑班级
function editClass(id, name, teacherId, desc, active, level) {
document.getElementById('classId').value = id;
document.getElementById('className').value = name;
document.getElementById('classDesc').value = desc;
document.getElementById('classActive').checked = active !== false;
document.getElementById('classLevel').value = level || '启蒙';
document.getElementById('classModalTitle').textContent = '编辑班级';
loadTeacherOptions(teacherId);
new bootstrap.Modal(document.getElementById('classModal')).show();
}
// 删除班级
function deleteClass(id) {
if (!confirm('确定要删除该班级吗?学员不会被删除。')) return;
fetch('/api/classes/' + id, { method: 'DELETE' }).then(r => r.json()).then(data => {
if (data.error) {
showToast(data.error);
} else {
loadClasses();
}
});
}
// 查看班级学员
function viewClassStudents(classId) {
currentClassId = classId;
fetch('/api/classes/' + classId + '/students').then(r => r.json()).then(students => {
const tbody = document.querySelector('#classStudentsTable tbody');
tbody.innerHTML = students.length ? students.map(s => `
<tr><td>${s.name}</td><td>${s.phone || '-'}</td><td>${s.practice_time}</td></tr>
`).join('') : '<tr><td colspan="3" class="text-center">暂无学员</td></tr>';
new bootstrap.Modal(document.getElementById('classStudentsModal')).show();
});
}
// 分配学员
document.getElementById('assignStudentsBtn').onclick = () => {
fetch('/api/students').then(r => r.json()).then(students => {
allStudents = students;
const container = document.getElementById('studentCheckboxes');
container.innerHTML = students.map(s => `
<div class="form-check">
<input class="form-check-input" type="checkbox" value="${s.id}" ${s.class_id == currentClassId ? 'checked' : ''}>
<label class="form-check-label">${s.name} (${s.practice_time})</label>
</div>
`).join('');
new bootstrap.Modal(document.getElementById('assignModal')).show();
});
};
document.getElementById('confirmAssignBtn').onclick = () => {
const checked = Array.from(document.querySelectorAll('#studentCheckboxes input:checked')).map(c => parseInt(c.value));
fetch('/api/classes/' + currentClassId + '/assign', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ student_ids: checked })
}).then(r => r.json()).then(data => {
if (data.error) {
showToast(data.error);
} else {
const modal = bootstrap.Modal.getInstance(document.getElementById('assignModal'));
if (modal) modal.hide();
document.querySelectorAll('.modal-backdrop').forEach(el => el.remove());
document.body.classList.remove('modal-open');
loadClasses();
viewClassStudents(currentClassId);
}
});
};
// 加载班主任选项
function loadTeacherOptions(selectedId) {
fetch('/api/teachers').then(r => r.json()).then(users => {
const select = document.getElementById('classTeacher');
select.innerHTML = '<option value="">未指定</option>';
users.forEach(u => {
const selected = u.id === selectedId ? 'selected' : '';
select.innerHTML += `<option value="${u.id}" ${selected}>${u.name}</option>`;
});
});
}
// 新增班级按钮
document.getElementById('addClassBtn').onclick = () => {
document.getElementById('classId').value = '';
document.getElementById('className').value = '';
document.getElementById('classDesc').value = '';
document.getElementById('classActive').checked = true;
document.getElementById('classModalTitle').textContent = '新增班级';
loadTeacherOptions(null);
new bootstrap.Modal(document.getElementById('classModal')).show();
};
// ========== 分配目标功能 ==========
let assignGoalModal;
document.getElementById('assignGoalModal').addEventListener('show.bs.modal', function () {
loadClassGoalOptions();
});
function openAssignGoalModal(classId, className) {
currentClassId = classId;
document.getElementById('assignGoalModalSubtitle').textContent = ' - ' + className;
// 重置表单
document.getElementById('assign-assessment-days').value = '';
document.getElementById('assign-assessment-date').value = '';
document.getElementById('assign-start-date').value = '';
assignGoalModal = new bootstrap.Modal(document.getElementById('assignGoalModal'));
assignGoalModal.show();
}
async function loadClassGoalOptions() {
const res = await fetch('/api/goals');
const goals = await res.json();
const select = document.getElementById('assign-goal-select');
select.innerHTML = goals.map(g => `<option value="${g.id}">${escapeHtml(g.name)} [${g.level || '入门'} - ${g.category || '综合'}]</option>`).join('');
// 设置默认开始日期为今天,评估日期为90天后
document.getElementById('assign-start-date').value = new Date().toISOString().split('T')[0];
document.getElementById('assign-assessment-days').value = '90';
const d = new Date();
d.setDate(d.getDate() + 90);
document.getElementById('assign-assessment-date').value = d.toISOString().split('T')[0];
}
// 评估日期联动
document.getElementById('assign-assessment-days').addEventListener('change', function() {
const days = parseInt(this.value);
if (days) {
const d = new Date();
d.setDate(d.getDate() + days);
document.getElementById('assign-assessment-date').value = d.toISOString().split('T')[0];
}
});
document.getElementById('assign-assessment-date').addEventListener('change', function() {
if (this.value) {
document.getElementById('assign-assessment-days').value = '';
}
});
// 开始日期联动:修改开始日期后,如果使用"XX天后"评估,自动重新计算评估日期
document.getElementById('assign-start-date').addEventListener('change', function() {
const startDateStr = this.value;
const daysStr = document.getElementById('assign-assessment-days').value;
if (startDateStr && daysStr) {
const days = parseInt(daysStr);
const [y, m, d] = startDateStr.split('-').map(Number);
const startDate = new Date(y, m - 1, d);
startDate.setDate(startDate.getDate() + days);
const yy = startDate.getFullYear();
const mm = String(startDate.getMonth() + 1).padStart(2, '0');
const dd = String(startDate.getDate()).padStart(2, '0');
document.getElementById('assign-assessment-date').value = `${yy}-${mm}-${dd}`;
}
});
// 确认分配目标
document.getElementById('confirm-assign-goal').addEventListener('click', async () => {
const goalId = document.getElementById('assign-goal-select').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; }
// 弹出确认框
if (!confirm('将给班级所有学员分配此目标,确定吗?')) return;
const url = '/api/classes/' + currentClassId + '/goals';
const res = await fetch(url, {
method: 'POST',
headers: {'Content-Type': 'application/json'},
body: JSON.stringify({
goal_id: parseInt(goalId),
assessment_days: assessmentDays || null,
assessment_date: assessmentDate || null,
start_date: startDate || null,
start_now: !startDate
})
});
if (res.ok) {
const data = await res.json();
assignGoalModal.hide();
let msg = data.message;
if (data.skipped_count) {
msg += ' (' + data.skipped_count + '个学员已分配此目标跳过)';
}
alert(msg);
} else {
const err = await res.json();
alert(err.error || '分配失败');
}
});
function escapeHtml(text) {
const div = document.createElement('div');
div.textContent = text;
return div.innerHTML;
}
</script>
{% endblock %}