/**
 * 班级操行分管理系统 - 加减分管理函数
 * 
 * 开发者: Canglan
 * 联系方式: admin@sea-studio.top
 * 版权归属: Sea Network Technology Studio
 * 许可证: MIT License
 * 
 * 版权所有 © Sea Network Technology Studio
 */

(function() {
    'use strict';

    // 全局变量
    var selectedStudentIds = [];
    var currentHistoryPage = 1;

    // 显示批量加减分模态框
    function showBatchPointsModal() {
        selectedStudentIds = [];
        document.querySelectorAll('.student-checkbox:checked').forEach(cb => {
            selectedStudentIds.push(parseInt(cb.dataset.id));
        });
        
        if (selectedStudentIds.length === 0) {
            showToast('请先选择学生', 'warning');
            return;
        }
        
        document.getElementById('selectedStudentsCount').innerHTML = `${selectedStudentIds.length} 人`;
        document.getElementById('pointsChange').value = '';
        document.getElementById('pointsReason').value = '';
        document.getElementById('batchPointsModal').style.display = 'flex';
    }

    // 提交批量加减分
    async function submitBatchPoints(options = {}) {
        const pointsChange = parseInt(document.getElementById('pointsChange').value);
        const reason = document.getElementById('pointsReason').value;
        
        if (isNaN(pointsChange) || pointsChange === 0) {
            showToast('分值不能为0', 'error');
            return;
        }
        
        if (!reason.trim()) {
            showToast('请填写原因', 'error');
            return;
        }
        
        const data = {
            student_ids: selectedStudentIds,
            points_change: pointsChange,
            reason: reason
        };
        if (options.related_type) {
            data.related_type = options.related_type;
        }
        const res = await apiPost('/api/admin/conduct/add', data);
        
        if (res && res.success) {
            showToast(`操作成功: ${res.data.success_count} 人成功`);
            closeModal('batchPointsModal');
            loadStudents();
            if (typeof loadConductStudents === 'function') loadConductStudents();
        } else {
            showToast(res?.message || '操作失败', 'error');
        }
    }

    // 撤销扣分记录
    async function revokeRecord(recordId) {
        if (!confirm('确定要撤销这条记录吗？撤销后学生分数将恢复。')) return;
        
        const res = await apiPost('/api/admin/conduct/revoke', { record_id: recordId });
        if (res && res.success) {
            showToast('撤销成功');
            loadHistory(currentHistoryPage);
        } else {
            showToast(res?.message || '撤销失败', 'error');
        }
    }

    // 反撤销（恢复）记录
    async function restoreRecord(recordId) {
        if (!confirm('确定要反撤销这条记录吗？分数变动将重新生效。')) return;
        
        const res = await apiPost('/api/admin/conduct/restore', { record_id: recordId });
        if (res && res.success) {
            showToast('反撤销成功');
            loadHistory(currentHistoryPage);
        } else {
            showToast(res?.message || '反撤销失败', 'error');
        }
    }

    window.showBatchPointsModal = showBatchPointsModal;
    window.submitBatchPoints = submitBatchPoints;
    window.revokeRecord = revokeRecord;
    window.restoreRecord = restoreRecord;
})();