// CPageRecipe.cpp: 实现文件
//

#include "stdafx.h"
#include "Servo.h"
#include "afxdialogex.h"
#include "PageRecipe.h"

// CPageRecipe 对话框

IMPLEMENT_DYNAMIC(CPageRecipe, CDialogEx)

CPageRecipe::CPageRecipe(CWnd* pParent /*=nullptr*/)
	: CDialogEx(IDD_PAGE_RECIPE, pParent)
{

}

CPageRecipe::~CPageRecipe()
{
}

void CPageRecipe::FillDataToListCtrl(const std::vector<RecipeInfo>& vecRecipe) {
	CListCtrl* pListCtrl = (CListCtrl*)GetDlgItem(IDC_LIST_PPID);
	if (pListCtrl == nullptr || pListCtrl->m_hWnd == nullptr) {
		return;
	}

	// 清空当前CListCtrl中的所有项
	pListCtrl->DeleteAllItems();

	// 遍历数据并插入到CListCtrl中
	for (int i = 0; i < static_cast<int>(vecRecipe.size()); ++i) {
		const RecipeInfo& recipe = vecRecipe[i];

		m_listPPID.InsertItem(i, _T("")); // 第0列空白

		CString strNo;
		strNo.Format(_T("%d"), i + 1);
		m_listPPID.SetItemText(i, 1, strNo);

		m_listPPID.SetItemText(i, 2, CA2T(recipe.strPPID.c_str()));
		m_listPPID.SetItemText(i, 3, CA2T(recipe.strDescription.c_str()));
		m_listPPID.SetItemText(i, 4, CA2T(recipe.strCreateTime.c_str()));
	}

	// 获取列数
	int nColCount = m_listPPID.GetHeaderCtrl()->GetItemCount();
	m_listPPID.SetColumnWidth(nColCount - 1, LVSCW_AUTOSIZE_USEHEADER);
}

void CPageRecipe::DoDataExchange(CDataExchange* pDX)
{
	CDialogEx::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_LIST_PPID, m_listPPID);
	DDX_Control(pDX, IDC_EDIT_PPID, m_editPPID);
	DDX_Control(pDX, IDC_EDIT_DESC, m_editDesc);
}


BEGIN_MESSAGE_MAP(CPageRecipe, CDialogEx)
	ON_WM_SIZE()
	ON_BN_CLICKED(IDC_BUTTON_SEARCH, &CPageRecipe::OnBnClickedButtonSearch)
	ON_BN_CLICKED(IDC_BUTTON_MODIFY, &CPageRecipe::OnBnClickedButtonModify)
	ON_BN_CLICKED(IDC_BUTTON_DELETE, &CPageRecipe::OnBnClickedButtonDelete)
	ON_BN_CLICKED(IDC_BUTTON_DELETE_ALL, &CPageRecipe::OnBnClickedButtonDeleteAll)
	ON_BN_CLICKED(IDC_BUTTON_REFRESH, &CPageRecipe::OnBnClickedButtonRefresh)
	ON_NOTIFY(LVN_ITEMCHANGED, IDC_LIST_PPID, &CPageRecipe::OnLvnItemChangedListPPID)
END_MESSAGE_MAP()


// CPageRecipe 消息处理程序

BOOL CPageRecipe::OnInitDialog()
{
	CDialogEx::OnInitDialog();

	// TODO:  在此添加额外的初始化
	CListCtrl* pListCtrl = (CListCtrl*)GetDlgItem(IDC_LIST_PPID);
	DWORD dwStyle = pListCtrl->GetExtendedStyle();
	dwStyle |= LVS_EX_FULLROWSELECT;
	dwStyle |= LVS_EX_GRIDLINES;
	pListCtrl->SetExtendedStyle(dwStyle);

	HIMAGELIST imageList = ImageList_Create(24, 24, ILC_COLOR24, 1, 1);
	ListView_SetImageList(pListCtrl->GetSafeHwnd(), imageList, LVSIL_SMALL);
	pListCtrl->InsertColumn(0, _T(""), LVCFMT_RIGHT, 0); // 隐藏列
	pListCtrl->InsertColumn(1, _T("No."), LVCFMT_LEFT, 80);
	pListCtrl->InsertColumn(2, _T("PPID"), LVCFMT_LEFT, 120);
	pListCtrl->InsertColumn(3, _T("描述"), LVCFMT_LEFT, 180);
	pListCtrl->InsertColumn(4, _T("创建时间"), LVCFMT_LEFT, 160);
	pListCtrl->SetColumnWidth(4, LVSCW_AUTOSIZE_USEHEADER);

	// 获取所有数据
	auto vecData = RecipeManager::getInstance().getAllRecipes();
	FillDataToListCtrl(vecData);

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

void CPageRecipe::OnSize(UINT nType, int cx, int cy)
{
	CDialogEx::OnSize(nType, cx, cy);

	if (m_listPPID.GetSafeHwnd()) {
		// 左侧列表宽高自适应
		int margin = 10;
		int buttonWidth = 80;
		int buttonHeight = 30;
		int buttonSpacing = 10;

		CRect rect;
		GetClientRect(&rect);

		int listWidth = rect.Width() - buttonWidth - 3 * margin;
		int listHeight = rect.Height() - 2 * margin;

		m_listPPID.MoveWindow(margin, margin + 80, listWidth, listHeight - 80);

		// 编辑框调整位置：右边对齐列表，左边固定起始
		int labelWidth = 60;
		int rightEdge = rect.right - buttonWidth - 2 * margin;

		if (m_editPPID.GetSafeHwnd()) {
			m_editPPID.MoveWindow(labelWidth, margin, rightEdge - labelWidth, 25);
		}
		if (m_editDesc.GetSafeHwnd()) {
			m_editDesc.MoveWindow(labelWidth, margin + 35, rightEdge - labelWidth, 25);
		}

		// 按钮竖直排列在右侧
		CWnd* buttons[] = {
			GetDlgItem(IDC_BUTTON_SEARCH),
			GetDlgItem(IDC_BUTTON_MODIFY),
			GetDlgItem(IDC_BUTTON_DELETE),
			GetDlgItem(IDC_BUTTON_DELETE_ALL),
			GetDlgItem(IDC_BUTTON_REFRESH)
		};

		int y = margin;
		for (auto pBtn : buttons) {
			if (pBtn && pBtn->GetSafeHwnd()) {
				pBtn->MoveWindow(rect.right - buttonWidth - margin, y, buttonWidth, buttonHeight);
				y += buttonHeight + buttonSpacing;
			}
		}

		// 列宽重设
		int col0 = 50;  // No.
		int col1 = 120; // PPID
		int col3 = 160; // 创建时间自动填充
		int col2 = listWidth - col0 - col1 - col3 - 2;  // 描述自动填充
		if (col2 < 80) { 
			col2 = 80;
		}

		m_listPPID.SetColumnWidth(1, col0);
		m_listPPID.SetColumnWidth(2, col1);
		m_listPPID.SetColumnWidth(3, col2);
		m_listPPID.SetColumnWidth(4, col3);
	}
}

void CPageRecipe::OnBnClickedButtonSearch()
{
	// TODO: 在此添加控件通知处理程序代码
	CString strInput;
	m_editPPID.GetWindowText(strInput);

	int nCount = m_listPPID.GetItemCount();
	for (int i = 0; i < nCount; ++i) {
		CString strItemText = m_listPPID.GetItemText(i, 2); // 第2列为PPID
		if (strItemText == strInput) {
			m_listPPID.SetItemState(i, LVIS_SELECTED, LVIS_SELECTED);
			m_listPPID.EnsureVisible(i, FALSE);
			break;
		}
	}
}

void CPageRecipe::OnBnClickedButtonModify()
{
	// TODO: 在此添加控件通知处理程序代码
	POSITION pos = m_listPPID.GetFirstSelectedItemPosition();
	if (!pos) {
		AfxMessageBox(_T("请选择要修改的配方"));
		return;
	}

	int nSel = m_listPPID.GetNextSelectedItem(pos);
	CString strOldPPID = m_listPPID.GetItemText(nSel, 2);
	CString strOldDesc = m_listPPID.GetItemText(nSel, 3);

	CString strNewPPID, strNewDesc;
	m_editPPID.GetWindowText(strNewPPID);
	m_editDesc.GetWindowText(strNewDesc);

	// 判空
	if (strOldPPID.IsEmpty() || strNewPPID.IsEmpty()) {
		AfxMessageBox(_T("PPID 不能为空"));
		return;
	}

	std::string oldPPID = CT2A(strOldPPID);
	std::string newPPID = CT2A(strNewPPID);
	std::string newDesc = CT2A(strNewDesc);

	bool bPPIDChanged = (strOldPPID.Compare(strNewPPID) != 0);
	bool bDescChanged = (strOldDesc.Compare(strNewDesc) != 0);

	if (!bPPIDChanged && !bDescChanged) {
		return;
	}

	if (bPPIDChanged) {
		// 新 PPID 不可重复
		if (RecipeManager::getInstance().ppidExists(newPPID)) {
			AfxMessageBox(_T("新 PPID 已存在，请使用其他值"));
			return;
		}

		// 调用 updatePPID，同时更新描述
		if (RecipeManager::getInstance().updatePPID(oldPPID, newPPID)) {
			m_listPPID.SetItemText(nSel, 2, strNewPPID);
		}
		else {
			AfxMessageBox(_T("更新失败，请检查日志"));
		}
	}

	if (bDescChanged) {
		// 更新描述
		if (RecipeManager::getInstance().updateDescription(oldPPID, newDesc)) {
			m_listPPID.SetItemText(nSel, 3, strNewDesc);
		}
		else {
			AfxMessageBox(_T("描述更新失败"));
		}
	}
}

void CPageRecipe::OnBnClickedButtonDelete()
{
	// TODO: 在此添加控件通知处理程序代码
	POSITION pos = m_listPPID.GetFirstSelectedItemPosition();
	if (!pos) { 
		return;
	}

	int nSel = m_listPPID.GetNextSelectedItem(pos);
	CString strPPID = m_listPPID.GetItemText(nSel, 2);
	std::string ppid = CT2A(strPPID);

	if (!ppid.empty()) {
		CString msg;
		msg.Format(_T("确定要删除配方 [%s] 吗？"), strPPID);
		if (IDYES == AfxMessageBox(msg, MB_YESNO | MB_ICONQUESTION)) {
			if (RecipeManager::getInstance().deleteRecipeByPPID(ppid)) {
				m_listPPID.DeleteItem(nSel);
			}
			else {
				AfxMessageBox(_T("删除失败"));
			}
		}
	}
}

void CPageRecipe::OnBnClickedButtonDeleteAll()
{
	// TODO: 在此添加控件通知处理程序代码
	if (IDYES != AfxMessageBox(_T("确定要删除全部配方记录吗？"), MB_YESNO | MB_ICONWARNING)) {
		return;
	}

	// 获取所有 PPID
	int nCount = m_listPPID.GetItemCount();
	for (int i = 0; i < nCount; ++i) {
		CString strPPID = m_listPPID.GetItemText(i, 2);
		std::string ppid = CT2A(strPPID);
		if (!ppid.empty()) {
			RecipeManager::getInstance().deleteRecipeByPPID(ppid);
		}
	}

	// 清空列表显示
	m_listPPID.DeleteAllItems();
}

void CPageRecipe::OnBnClickedButtonRefresh()
{
	// TODO: 在此添加控件通知处理程序代码
	auto vecData = RecipeManager::getInstance().getAllRecipes();
	FillDataToListCtrl(vecData);
}

void CPageRecipe::OnLvnItemChangedListPPID(NMHDR* pNMHDR, LRESULT* pResult)
{
	LPNMLISTVIEW pNMLV = reinterpret_cast<LPNMLISTVIEW>(pNMHDR);
	*pResult = 0;

	if ((pNMLV->uChanged & LVIF_STATE) &&
		(pNMLV->uNewState & LVIS_SELECTED)) {

		int nItem = pNMLV->iItem;
		CString strPPID = m_listPPID.GetItemText(nItem, 2);
		m_editPPID.SetWindowText(strPPID);

		CString strDesc = m_listPPID.GetItemText(nItem, 3);
		m_editDesc.SetWindowText(strDesc);
	}
}