/**
 * 班级操行分管理系统 - 科目管理页JS
 * 
 * 开发者: Canglan
 * 版权归属: Sea Network Technology Studio
 * 
 * 版权所有 © Sea Network Technology Studio
 */

(function() {
'use strict';

async function loadSubjects() {
    const res = await apiGet('/api/subject/list');
    if (res && res.success) {
        let html = '';
        res.data.subjects.forEach(sub => {
            html += `
                <div class="subject-item">
                    <span class="subject-name">${escapeHtml(sub.subject_name)}</span>
                    <span class="subject-code">${escapeHtml(sub.subject_code || '')}</span>
                    <span class="subject-status ${sub.is_active ? 'subject-status-active' : 'subject-status-inactive'}">
                        ${sub.is_active ? '启用' : '禁用'}
                    </span>
                    <button class="btn btn-sm btn-outline" onclick="showEditSubjectModal(${sub.subject_id}, '${escapeHtml(sub.subject_name)}', '${escapeHtml(sub.subject_code || '')}', ${sub.sort_order || 0})">编辑</button>
                    <button class="btn btn-sm btn-ghost" onclick="toggleSubject(${sub.subject_id}, ${!sub.is_active})">
                        ${sub.is_active ? '禁用' : '启用'}
                    </button>
                    <button class="btn btn-sm btn-outline-danger" onclick="deleteSubject(${sub.subject_id})">删除</button>
                </div>
            `;
        });
        if (res.data.subjects.length === 0) {
            html = '<p style="text-align:center;padding:40px;">暂无科目，请点击"添加科目"</p>';
        }
        document.getElementById('subjectList').innerHTML = html;
    }
}

async function toggleSubject(subjectId, enable) {
    const res = await apiPut(`/api/subject/update/${subjectId}`, { is_active: enable });
    if (res && res.success) {
        showToast(enable ? '科目已启用' : '科目已禁用');
        loadSubjects();
    } else {
        showToast(res?.message || '操作失败', 'error');
    }
}

async function deleteSubject(subjectId) {
    if (!confirm('确定要删除该科目吗？')) return;
    const res = await apiDelete('/api/subject/delete/' + subjectId);
    if (res && res.success) {
        showToast('科目删除成功');
        loadSubjects();
    } else {
        showToast(res?.message || '删除失败', 'error');
    }
}

function showEditSubjectModal(subjectId, name, code, sortOrder) {
    document.getElementById('editSubjectId').value = subjectId;
    document.getElementById('editSubjectName').value = name;
    document.getElementById('editSubjectCode').value = code;
    document.getElementById('editSubjectSortOrder').value = sortOrder;
    document.getElementById('editSubjectModal').style.display = 'flex';
}

async function submitEditSubject() {
    const subjectId = document.getElementById('editSubjectId').value;
    const subjectName = document.getElementById('editSubjectName').value.trim();
    const subjectCode = document.getElementById('editSubjectCode').value.trim();
    const sortOrder = document.getElementById('editSubjectSortOrder').value;
    
    if (!subjectName) {
        showToast('请填写科目名称', 'warning');
        return;
    }
    
    const data = { subject_name: subjectName };
    if (subjectCode) data.subject_code = subjectCode;
    if (sortOrder !== '') data.sort_order = parseInt(sortOrder);
    
    const res = await apiPut(`/api/subject/update/${subjectId}`, data);
    if (res && res.success) {
        showToast('科目更新成功');
        closeModal('editSubjectModal');
        loadSubjects();
    } else {
        showToast(res?.message || '更新失败', 'error');
    }
}

loadSubjects();

window.loadSubjects = loadSubjects;
window.toggleSubject = toggleSubject;
window.deleteSubject = deleteSubject;
window.showEditSubjectModal = showEditSubjectModal;
window.submitEditSubject = submitEditSubject;

})();