PDFOffice_Windows_exe/PDF Office/ViewModels/Dialog/ChatGPTAIDialogs/SelectedTranslationDialogViewModel.cs

using ComPDFKitViewer.PdfViewer;
using PDF_Master.Model;
using Prism.Commands;
using Prism.Mvvm;
using Prism.Services.Dialogs;
using PDF_Master.Helper;
using System;
using System.Collections.Generic;
using System.Linq;
using static System.Resources.ResXFileRef;
using static System.Net.Mime.MediaTypeNames;
using System.Windows.Forms;
using Microsoft.Office.Core;
using System.Threading.Tasks;
using System.Windows;
using PDF_Master.Properties;
using PDF_Master.CustomControl;

namespace PDF_Master.ViewModels.Dialog.ChatGPTAIDialogs
{
    public class SelectedTranslationDialogViewModel : BindableBase, IDialogAware
    {
        #region 参数和属性
        public string Title => "";

        private string selectedText;

        public string SelectedText
        {
            get { return selectedText; }
            set
            {
                SetProperty(ref selectedText, value);
            }
        }

        private string translateText;

        public string TranslateText
        {
            get { return translateText; }
            set
            {
                SetProperty(ref translateText, value);
            }
        }

        private string errorTipText;

        public string ErrorTipText
        {
            get { return errorTipText; }
            set
            {
                SetProperty(ref errorTipText, value);
            }
        }

        /// <summary>
        /// 错误框显示
        /// </summary>
        private Visibility errorVisible = Visibility.Collapsed;
        public Visibility ErrorVisible
        {
            get
            {
                return errorVisible;
            }
            set
            {
                SetProperty(ref errorVisible, value);
            }
        }

        /// <summary>
        /// 进度条显示
        /// </summary>
        private Visibility progressVisible = Visibility.Collapsed;
        public Visibility ProgressVisible
        {
            get
            {
                return progressVisible;
            }
            set
            {
                SetProperty(ref progressVisible, value);
            }
        }


        private double processvalue = 0;

        /// <summary>
        /// 进度条当前值
        /// </summary>
        public double Value
        {
            get { return processvalue; }
            set
            {
                SetProperty(ref processvalue, value);
            }
        }

        private double maxValue = 10;

        /// <summary>
        /// 进度条最大值
        /// </summary>
        public double MaxValue
        {
            get { return maxValue; }
            set
            {
                SetProperty(ref maxValue, value);
            }
        }

        private string fromlanguage = "";

        private string tolanguage = "";

        private int fromlanguageIndex = 0;
        public int FromlanguageIndex
        {
            get { return fromlanguageIndex; }
            set
            {
                SetProperty(ref fromlanguageIndex, value);
                fromlanguage = ChatGTPAIHelper.UpdateLanguagebType(value);
            }
        }

        /// <summary>
        /// 初始化翻译到语言列表
        /// </summary>
        private int tolanguageIndex = 0;
        public int TolanguageIndex
        {
            get { return tolanguageIndex; }
            set
            {
                SetProperty(ref tolanguageIndex, value);
                tolanguage = ChatGTPAIHelper.UpdateLanguagebType(value + 1);
            }
        }

        /// <summary>
        /// 初始化翻译前语言列表
        /// </summary>
        public static List<string> FromlanguageFamily { set; get; } = new List<string>();
        private void GetFromlanguageOrigin()
        {
            FromlanguageFamily.Clear();
            FromlanguageFamily = ChatGTPAIHelper.SetFromlanguageOrigin();
        }
        public List<string> TolanguageFamily { set; get; } = new List<string>();

        private void GetTolanguageOrigin()
        {
            TolanguageFamily.Clear();
            TolanguageFamily = ChatGTPAIHelper.SetTolanguageOrigin();
        }
        #endregion

        #region 委托声明
        public DelegateCommand TranslateCommand { get; set; }
        public DelegateCommand CopyCommand { get; set; }
        public DelegateCommand<object> textBoxEnterCharactersTextChangedCommad { get; set; }

        #endregion
        public SelectedTranslationDialogViewModel()
        {
            TranslateCommand = new DelegateCommand(translate);
            CopyCommand = new DelegateCommand(copy);
            textBoxEnterCharactersTextChangedCommad = new DelegateCommand<object>(textBoxEnterCharactersTextChanged);
            init();
        }
        #region 逻辑函数

        /// <summary>
        /// 初始化下拉列表，或其他
        /// </summary>
        private void init()
        {
            GetFromlanguageOrigin();
            GetTolanguageOrigin();
        }

        /// <summary>
        /// 检查文字是否超出范围
        /// </summary>
        /// <param name="e"></param>
        private void textBoxEnterCharactersTextChanged(object e)
        {
            var ConverterPreview = e as TextBoxEx;

            if (ConverterPreview != null)
            {
                //结果置空
                TranslateText = "";
                if (ConverterPreview.Text.Length > 150)
                {

                    ErrorTipText = "Limit 150 characters at a time";
                    ErrorVisible = Visibility.Visible;
                }
                else {
                    ErrorVisible = Visibility.Collapsed;
                }

            }
        }

        /// <summary>
        /// 文本翻译
        /// </summary>
        public async void translate()
        {

            //添加付费拦截锁
            if (!ServiceHelper.IAPBeforeFunction())
            {
                return;
            }
            if (Settings.Default.UserDate.subscribestatus != 1)
            {
                App.mainWindowViewModel.dialogs.ShowDialog(DialogNames.IAPCompareDialog);
                return;
            }
            ErrorVisible = Visibility.Collapsed;
            ProgressVisible = Visibility.Visible;
            Value = 1;
            string translatetext = "";
            string Code = "";
            Value = 4;
            await Task.Run(delegate
            {
                Code = ChatGTPAIHelper.textTranslate(SelectedText, fromlanguage, tolanguage, ref translatetext);
            });
            Value = 7;
            if (Code != "200")
            {
                ErrorTipText = Code;
                ErrorVisible = Visibility.Visible;
            }
            Value = 9;
            ProgressVisible = Visibility.Collapsed;
            TranslateText = translatetext;
        }

        /// <summary>
        /// 复制到剪切板
        /// </summary>
        public void copy()
        {
            try
            {
                System.Windows.Forms.Clipboard.SetText(TranslateText);
            }
            catch { }

        }
        #endregion

        #region 构架行为
        public event Action<IDialogResult> RequestClose;

        public bool CanCloseDialog()
        {
            return true;
        }

        public void OnDialogClosed()
        {
        }

        public void OnDialogOpened(IDialogParameters parameters)
        {
            CPDFViewer pdfViewer = null;
            parameters.TryGetValue<CPDFViewer>(ParameterNames.PDFViewer, out pdfViewer);
            if (pdfViewer != null)
            {
                //获取选择的文字
                SelectedText = pdfViewer.GetSelectedText();
                fromlanguage = ChatGTPAIHelper.UpdateLanguagebType(0);
                tolanguage = ChatGTPAIHelper.UpdateLanguagebType(1);
            }
        }
        #endregion
    }
}