// SystemLogManagerDlg.cpp: 实现文件
//

#include "stdafx.h"
#include "BondEq.h"
#include "afxdialogex.h"
#include "SystemLogManagerDlg.h"


// CSystemLogManagerDlg 对话框

IMPLEMENT_DYNAMIC(CSystemLogManagerDlg, CBaseDlg)

CSystemLogManagerDlg::CSystemLogManagerDlg(CWnd* pParent /*=nullptr*/)
	: CBaseDlg(IDD_DIALOG_SYSTEM_LOG_MANAGER, pParent)
{
}

CSystemLogManagerDlg::~CSystemLogManagerDlg()
{
}

void CSystemLogManagerDlg::DoDataExchange(CDataExchange* pDX)
{
	CBaseDlg::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_COMBO_TYPE, m_comboType);
	DDX_Control(pDX, IDC_COMBO_USER, m_comboUser);
	DDX_Control(pDX, IDC_DATETIMEPICKER_START, m_dateTimeStart);
	DDX_Control(pDX, IDC_DATETIMEPICKER_END, m_dateTimeEnd);
	DDX_Control(pDX, IDC_EDIT_DESCRIPTION, m_editDescription);
	DDX_Control(pDX, IDC_CUSTOM_LIST_LOGS, m_listLogs);
	DDX_Control(pDX, IDC_STATIC_PAGE_NUMBER, m_staticPageNum);
}

void CSystemLogManagerDlg::InitSystemLogManager()
{
	if (m_listLogs.GetSafeHwnd() == NULL)
		return;

	int nRows = 21; // 包括表头（1 行）和数据（20 行）
	int nCols = 5;

	int nFixRows = 1;
	int nFixCols = 0;
	int nRowIdx = 0;
	int nColIdx = 0;

	m_listLogs.DeleteAllItems();
	m_listLogs.SetVirtualMode(FALSE);
	m_listLogs.GetDefaultCell(TRUE, FALSE)->SetBackClr(g_nGridFixCellColor); // 设置固定行背景色
	m_listLogs.GetDefaultCell(FALSE, TRUE)->SetBackClr(g_nGridFixCellColor); // 设置固定列背景色
	m_listLogs.GetDefaultCell(FALSE, FALSE)->SetBackClr(g_nGridCellColor);	// 设置单元格背景色
	m_listLogs.SetFixedTextColor(g_nGridFixFontColor); // 设置固定行列字体颜色

	m_listLogs.SetRowCount(nRows);
	m_listLogs.SetColumnCount(nCols);
	m_listLogs.SetFixedRowCount(nFixRows);
	m_listLogs.SetFixedColumnCount(nFixCols);

	// Col
	m_listLogs.SetColumnWidth(nColIdx, 10);
	m_listLogs.SetItemText(nRowIdx, nColIdx++, _T("No."));
	m_listLogs.SetColumnWidth(nColIdx, 10);
	m_listLogs.SetItemText(nRowIdx, nColIdx++, _T("类型"));
	m_listLogs.SetColumnWidth(nColIdx, 100);
	m_listLogs.SetItemText(nRowIdx, nColIdx++, _T("事件"));
	m_listLogs.SetColumnWidth(nColIdx, 30);
	m_listLogs.SetItemText(nRowIdx, nColIdx++, _T("用户"));
	m_listLogs.SetColumnWidth(nColIdx, 50);
	m_listLogs.SetItemText(nRowIdx, nColIdx++, _T("时间"));

	// 创建 20 行空白数据行
	for (int i = 1; i < nRows; ++i) {
		for (int j = 0; j < nCols; ++j) {
			m_listLogs.SetItemText(i, j, _T("")); // 初始化为空字符串
		}
	}

	m_listLogs.SetFixedRowSelection(FALSE);
	m_listLogs.SetFixedColumnSelection(FALSE);
	m_listLogs.SetEditable(FALSE);
	m_listLogs.SetRowResize(FALSE);
	m_listLogs.SetColumnResize(TRUE);
	m_listLogs.ExpandColumnsToFit(TRUE);
	m_listLogs.SetListMode(TRUE);				// 启用列表模式
	m_listLogs.EnableSelection(TRUE);			// 启用选择
	m_listLogs.SetSingleRowSelection(TRUE);		// 自动整行高亮（限制为单行选择）
	m_listLogs.ExpandLastColumn();				// 最后一列填充网格

	try {
		FillSystemLogManager();
	}
	catch (const std::exception& ex) {
		CString errorMsg;
		errorMsg.Format(_T("初始化运行日志失败：%s"), CString(ex.what()));
		AfxMessageBox(errorMsg, MB_ICONERROR);
	}
}

void CSystemLogManagerDlg::FillSystemLogManager()
{
	// 获取筛选条件
	CString selectedType, selectedUser, description;
	m_comboType.GetLBText(m_comboType.GetCurSel(), selectedType);
	m_comboUser.GetLBText(m_comboUser.GetCurSel(), selectedUser);
	m_editDescription.GetWindowText(description);

	COleDateTime startTime, endTime;
	m_dateTimeStart.GetTime(startTime);
	m_dateTimeEnd.GetTime(endTime);
	CString strStartTime = startTime.Format(_T("%Y-%m-%d %H:%M:%S"));
	CString strEndTime = endTime.Format(_T("%Y-%m-%d %H:%M:%S"));

	std::string type = CT2A(selectedType);
	std::string user = CT2A(selectedUser);
	std::string desc = CT2A(description);
	std::string start = CT2A(strStartTime);
	std::string end = CT2A(strEndTime);

	// 获取日志管理实例
	SystemLogManager& logManager = SystemLogManager::getInstance();

	int pageSize = 20; // 每页显示 20 条记录
	int totalRecords = logManager.getTotalLogCount(type, user, desc, start, end);
	m_nTotalPages = (totalRecords + pageSize - 1) / pageSize;
	auto logs = logManager.getFilteredLogs(type, user, desc, start, end, m_nCurrentPage, pageSize);

	// 更新表格数据
	int rowIdx = 1;
	for (const auto& log : logs) {
		m_listLogs.SetItemText(rowIdx, 0, CString(std::to_string(rowIdx).c_str())); // 序号
		m_listLogs.SetItemText(rowIdx, 1, CString(log[1].c_str()));                 // 类型
		m_listLogs.SetItemText(rowIdx, 2, CString(log[2].c_str()));                 // 事件
		m_listLogs.SetItemText(rowIdx, 3, CString(log[3].c_str()));                 // 用户
		m_listLogs.SetItemText(rowIdx, 4, CString(log[4].c_str()));                 // 时间
		++rowIdx;
	}

	// 清空多余行
	for (; rowIdx <= 20; ++rowIdx) {
		m_listLogs.SetItemText(rowIdx, 0, CString(std::to_string(rowIdx).c_str())); // 序号列
		for (int colIdx = 1; colIdx < m_listLogs.GetColumnCount(); ++colIdx) {
			m_listLogs.SetItemText(rowIdx, colIdx, _T(""));
		}
	}

	m_listLogs.ExpandColumnsToFit(FALSE);
	m_listLogs.ExpandLastColumn();
	m_listLogs.Invalidate();
	m_listLogs.UpdateWindow();

	UpdatePageInfo();
}

void CSystemLogManagerDlg::UpdatePageInfo()
{
	// 格式化页码信息为 "当前页/总页数"
	CString pageInfo;
	pageInfo.Format(_T("%d/%d 页"), m_nCurrentPage, m_nTotalPages);
	m_staticPageNum.SetWindowText(pageInfo);
}


BEGIN_MESSAGE_MAP(CSystemLogManagerDlg, CBaseDlg)
	ON_BN_CLICKED(IDC_BUTTON_SEARCH, &CSystemLogManagerDlg::OnBnClickedButtonSearch)
	ON_BN_CLICKED(IDC_BUTTON_PREV_PAGE, &CSystemLogManagerDlg::OnBnClickedButtonPrevPage)
	ON_BN_CLICKED(IDC_BUTTON_NEXT_PAGE, &CSystemLogManagerDlg::OnBnClickedButtonNextPage)
	ON_CBN_SELCHANGE(IDC_COMBO_TYPE, &CSystemLogManagerDlg::OnSelchangeComboType)
	ON_CBN_SELCHANGE(IDC_COMBO_USER, &CSystemLogManagerDlg::OnSelchangeComboUser)
END_MESSAGE_MAP()


// CSystemLogManagerDlg 消息处理程序


BOOL CSystemLogManagerDlg::OnInitDialog()
{
	CBaseDlg::OnInitDialog();

	// TODO:  在此添加额外的初始化
	SetWindowText(_T("系统运行日志"));

	m_nCurrentPage = 1;  // 从第一页开始
	m_nTotalPages = 1;   // 默认总页数为 1

	m_comboType.AddString(_T("ALL"));
	m_comboType.AddString(_T("信息"));
	m_comboType.AddString(_T("操作"));
	m_comboType.AddString(_T("错误"));
	m_comboType.AddString(_T("未知"));
	m_comboType.SetCurSel(0);

	m_comboUser.AddString(_T("ALL"));
	m_comboUser.AddString(_T("SYSTEM"));
	auto usernames = UserManager::getInstance().getUsernames();
	for (const auto& username : usernames) {
		CString cstrUsername(username.c_str());
		m_comboUser.AddString(cstrUsername);
	}
	m_comboUser.SetCurSel(0);
	
	// 设置为 30 天前
	COleDateTime currentTime = COleDateTime::GetCurrentTime();
	COleDateTime defaultStartTime = currentTime - COleDateTimeSpan(30, 0, 0, 0);
	m_dateTimeStart.SetTime(defaultStartTime);

	InitSystemLogManager();

	return TRUE;  // return TRUE unless you set the focus to a control
	// 异常: OCX 属性页应返回 FALSE
}

void CSystemLogManagerDlg::OnBnClickedButtonSearch()
{
	// TODO: 在此添加控件通知处理程序代码
	try {
		m_nCurrentPage = 1;
		FillSystemLogManager();
	}
	catch (const std::exception& ex) {
		CString errorMsg;
		errorMsg.Format(_T("搜索失败：%s"), CString(ex.what()));
		AfxMessageBox(errorMsg, MB_ICONERROR);
	}
}

void CSystemLogManagerDlg::OnBnClickedButtonPrevPage()
{
	// TODO: 在此添加控件通知处理程序代码
	try {
		if (m_nCurrentPage > 1) {
			m_nCurrentPage--;
			FillSystemLogManager();
		}
		else {
			AfxMessageBox(_T("已经是第一页！"));
		}
	}
	catch (const std::exception& ex) {
		CString errorMsg;
		errorMsg.Format(_T("切换到上一页失败：%s"), CString(ex.what()));
		AfxMessageBox(errorMsg, MB_ICONERROR);
	}
}

void CSystemLogManagerDlg::OnBnClickedButtonNextPage()
{
	// TODO: 在此添加控件通知处理程序代码
	try {
		if (m_nCurrentPage < m_nTotalPages) {
			m_nCurrentPage++;
			FillSystemLogManager();
		}
		else {
			AfxMessageBox(_T("已经是最后一页！"));
		}
	}
	catch (const std::exception& ex) {
		CString errorMsg;
		errorMsg.Format(_T("切换到下一页失败：%s"), CString(ex.what()));
		AfxMessageBox(errorMsg, MB_ICONERROR);
	}
}

void CSystemLogManagerDlg::OnSelchangeComboType()
{
	// TODO: 在此添加控件通知处理程序代码
	try {
		m_nCurrentPage = 1;
		FillSystemLogManager();
	}
	catch (const std::exception& ex) {
		CString errorMsg;
		errorMsg.Format(_T("切换类型失败：%s"), CString(ex.what()));
		AfxMessageBox(errorMsg, MB_ICONERROR);
	}
}

void CSystemLogManagerDlg::OnSelchangeComboUser()
{
	// TODO: 在此添加控件通知处理程序代码
	try {
		m_nCurrentPage = 1;
		FillSystemLogManager();
	}
	catch (const std::exception& ex) {
		CString errorMsg;
		errorMsg.Format(_T("切换角色失败：%s"), CString(ex.what()));
		AfxMessageBox(errorMsg, MB_ICONERROR);
	}
}