// QualityLevelsDlg.h
// 远程桌面质量等级配置对话框：编辑 6 档 QualityProfile（帧率/宽度/算法/码率）。
// 纯主控端 UI 偏好，持久化由 CMy2015RemoteDlg::SaveQualityProfilesToCfg() 负责。
// 仅在 2015RemoteDlg.cpp 中 include 一次（头文件内联实现，勿多处包含）。
#pragma once

#include "LangManager.h"

class CQualityLevelsDlg : public CDialog
{
public:
    enum { IDD = IDD_QUALITY_LEVELS };

    // profiles: 指向 6 元素 QualityProfile 数组，确认后写回
    CQualityLevelsDlg(QualityProfile* profiles, CWnd* pParent = NULL)
        : CDialog(CQualityLevelsDlg::IDD, pParent), m_profiles(profiles)
    {
    }

protected:
    QualityProfile* m_profiles;
    QualityProfile  m_working[QUALITY_COUNT];

    static const char* AlgorithmName(int algo)
    {
        switch (algo) {
            case ALGORITHM_GRAY:   return "GRAY";
            case ALGORITHM_DIFF:   return "DIFF";
            case ALGORITHM_H264:   return "H264";
            case ALGORITHM_RGB565: return "RGB565";
            default:               return "?";
        }
    }

    static const char* LevelName(int i)
    {
        static const char* names[QUALITY_COUNT] = {
            "Ultra", "High", "Good", "Medium", "Low", "Minimal"
        };
        return (i >= 0 && i < QUALITY_COUNT) ? names[i] : "?";
    }

    void FillAlgoCombo(int i)
    {
        CComboBox* cb = (CComboBox*)GetDlgItem(IDC_QLEVEL_ALGO + i);
        if (!cb) return;
        for (int a = 0; a < 4; a++) {
            cb->AddString(CString(AlgorithmName(a)));
        }
        cb->SetCurSel(m_working[i].algorithm);
    }

    void LoadToControls()
    {
        CString s;
        for (int i = 0; i < QUALITY_COUNT; i++) {
            s.Format(_T("%d"), m_working[i].maxFPS);
            SetDlgItemText(IDC_QLEVEL_FPS + i, s);
            s.Format(_T("%d"), m_working[i].maxWidth);
            SetDlgItemText(IDC_QLEVEL_WIDTH + i, s);
            s.Format(_T("%d"), m_working[i].bitRate);
            SetDlgItemText(IDC_QLEVEL_BITRATE + i, s);
            FillAlgoCombo(i);
        }
    }

    bool ReadInt(int id, int& out)
    {
        CString s;
        GetDlgItemText(id, s);
        s.Trim();
        if (s.IsEmpty()) return false;

        int v = 0;
        for (int k = 0; k < s.GetLength(); k++) {
            TCHAR ch = s[k];
            if (ch < _T('0') || ch > _T('9')) return false;
            v = v * 10 + (ch - _T('0'));
        }
        out = v;
        return true;
    }

    bool ReadFromControls(CString& err)
    {
        for (int i = 0; i < QUALITY_COUNT; i++) {
            int fps, w, br;
            if (!ReadInt(IDC_QLEVEL_FPS + i, fps))
            { err.Format(_T("等级 %s 的帧率不是有效数字"), LevelName(i)); return false; }
            if (!ReadInt(IDC_QLEVEL_WIDTH + i, w))
            { err.Format(_T("等级 %s 的最大宽度不是有效数字"), LevelName(i)); return false; }
            if (!ReadInt(IDC_QLEVEL_BITRATE + i, br))
            { err.Format(_T("等级 %s 的码率不是有效数字"), LevelName(i)); return false; }

            if (fps < 1 || fps > 60)
            { err.Format(_T("等级 %s 的帧率需在 1~60 之间"), LevelName(i)); return false; }
            if (w < 0 || w > 8192)
            { err.Format(_T("等级 %s 的最大宽度需在 0~8192 之间（0=原始分辨率）"), LevelName(i)); return false; }
            if (br < 0 || br > 50000)
            { err.Format(_T("等级 %s 的码率需在 0~50000 之间"), LevelName(i)); return false; }

            CComboBox* cb = (CComboBox*)GetDlgItem(IDC_QLEVEL_ALGO + i);
            int algo = cb ? cb->GetCurSel() : -1;
            if (algo < 0 || algo > 3)
            { err.Format(_T("等级 %s 的编码算法未选择"), LevelName(i)); return false; }

            m_working[i].maxFPS    = fps;
            m_working[i].maxWidth  = w;
            m_working[i].bitRate   = br;
            m_working[i].algorithm = algo;
        }
        return true;
    }

    void ResetToDefaults()
    {
        for (int i = 0; i < QUALITY_COUNT; i++) {
            m_working[i] = GetQualityProfile(i);
        }
        LoadToControls();
    }

    virtual BOOL OnInitDialog() override
    {
        CDialog::OnInitDialog();

        for (int i = 0; i < QUALITY_COUNT; i++) {
            m_working[i] = m_profiles[i];
        }
        LoadToControls();
        TranslateDialog(this);
        return TRUE;
    }

    virtual void OnOK() override
    {
        CString err;
        if (!ReadFromControls(err)) {
            MessageBox(err, _TR("提示"), MB_ICONWARNING);
            return;
        }
        for (int i = 0; i < QUALITY_COUNT; i++) {
            m_profiles[i] = m_working[i];
        }
        CDialog::OnOK();
    }

    virtual BOOL OnCommand(WPARAM wParam, LPARAM lParam) override
    {
        if (LOWORD(wParam) == IDC_QLEVEL_RESET && HIWORD(wParam) == BN_CLICKED) {
            ResetToDefaults();
            return TRUE;
        }
        return CDialog::OnCommand(wParam, lParam);
    }
};