using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using WPFMediaKit.DirectShow.Controls;

namespace BaiDuDishDemo
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        public string APP_ID { get; set; }
        public string API_KEY { get; set; }
        public string SECRET_KEY { get; set; }
        public Baidu.Aip.ImageClassify.ImageClassify BaiduAipClient { get; set; }
        public Baidu.Aip.Ocr.Ocr BaiduAipOcrClient { get; set; }
        public Baidu.Aip.BodyAnalysis.Body BaiduAipBodyClient { get; set; }
        public MainWindow()
        {
            InitializeComponent();
        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            APP_ID = "24045911";
            API_KEY = "zcHzMCd0lUGK9WXRlWl79iGL";
            SECRET_KEY = "VG45PUqGIuZhB0keehEPGIxSzaQrqPyH";

            BaiduAipClient = new Baidu.Aip.ImageClassify.ImageClassify("Kx0CSX3f1l1LqNr7sXfxFRcc", "rVCmfYOsZWQfQRYu1LqzBad7IeCgeEhc");
            BaiduAipOcrClient = new Baidu.Aip.Ocr.Ocr(API_KEY, SECRET_KEY);
            BaiduAipBodyClient = new Baidu.Aip.BodyAnalysis.Body(API_KEY, SECRET_KEY);
            BaiduAipClient.Timeout = 60000;  // 修改超时时间
            //if (MultimediaUtil.VideoInputDevices.Any())
            //{
            //    mediaCapVideo.VideoCaptureDevice = MultimediaUtil.VideoInputDevices[0];
            //    mediaCapVideo.Play();
            //}
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            Microsoft.Win32.OpenFileDialog openFileDialog = new Microsoft.Win32.OpenFileDialog();
            openFileDialog.Filter = "png文件（.png）|*.png|所有文件|*.*";
            if (openFileDialog.ShowDialog() == true)
            {
                var image = File.ReadAllBytes(openFileDialog.FileName);
                switch (((Button)sender).Name)
                {
                    case "btn_rk":
                        // 自定义菜品识别-入库，可能会抛出网络等异常，请使用try/catch捕获
                        var vrief = $"{{\"Name\":\"{txt_Name.Text}\"}}";
                        var result = BaiduAipClient.Dishadd(image, vrief);
                        txt_Result.Text = result.ToString();
                        break;
                    case "btn_cx":
                        // 自定义菜品识别-检索，可能会抛出网络等异常，请使用try/catch捕获
                        DishSearch.DishSearchResult _DishSearchResult = Newtonsoft.Json.JsonConvert.DeserializeObject<DishSearch.DishSearchResult>(BaiduAipClient.DishSearch(image).ToString());
                        txt_Result.Inlines.Clear();
                        for (int i = 0; i < _DishSearchResult.result.Length; i++)
                        {
                            Run run = new Run($"菜品名称：{_DishSearchResult.result[i].dishes[0].brief}  匹配度：{_DishSearchResult.result[i].dishes[0].score.ToString("P")}\r\n");
                            txt_Result.Inlines.Add(run);
                        }
                        break;
                    case "btn_Car":
                        // 如果有可选参数
                        var options = new Dictionary<string, object>
                        {
                            {"top_num", 2},
                            {"baike_num", 0}
                        };
                        // 带参数调用车辆识别
                        result = BaiduAipClient.CarDetect(image, options);
                        txt_Result.Text = result.ToString();
                        // 如果有可选参数
                        options = new Dictionary<string, object>
                        {
                            {"multi_detect", "true"}
                        };
                        // 带参数调用车牌识别
                        result = BaiduAipOcrClient.LicensePlate(image, options);
                        txt_Result.Text = txt_Result.Text + "\r\n" + result.ToString();
                        break;
                    case "btn_Face":
                        //var dynamic = "true";

                        //// 调用人流量统计-动态版，可能会抛出网络等异常，请使用try/catch捕获
                        // result = BaiduAipClient.BodyTracking(image, dynamic);
                        //Console.WriteLine(result);
                        //// 如果有可选参数
                        // options = new Dictionary<string, object>
                        //{
                        //    {"case_id", 123},
                        //    {"case_init", "123"},
                        //    {"show", "true"},
                        //    {"area", "100"}
                        //};
                        //// 带参数调用人流量统计-动态版
                        //result = BaiduAipClient.BodyTracking(image, dynamic, options);
                        //Console.WriteLine(result);
                        break;
                    default:
                        // 如果有可选参数
                        options = new Dictionary<string, object>
                        {
                            {"top_num", 2},
                            {"filter_threshold", "0.7"},
                            {"baike_num", 0}
                        };

                        // 带参数调用菜品识别
                        DishResult Dishresult = Newtonsoft.Json.JsonConvert.DeserializeObject<DishResult>(BaiduAipClient.DishDetect(image, options).ToString());
                        txt_Result.Inlines.Clear();
                        for (int i = 0; i < Dishresult.result_num; i++)
                        {
                            Run run = new Run($"菜品名称：{Dishresult.result[i].name}\r\n可信度：{Dishresult.result[i].probability}\r\n");
                            txt_Result.Inlines.Add(run);
                        }
                        break;
                }
                BitmapImage bitmapImage = new BitmapImage();
                bitmapImage.BeginInit();  //给BitmapImage对象赋予数据的时候，需要用BeginInit()开始，用EndInit()结束
                bitmapImage.UriSource = new Uri(openFileDialog.FileName);
                bitmapImage.DecodePixelWidth = 320;   //对大图片，可以节省内存。尽可能不要同时设置DecodePixelWidth和DecodePixelHeight，否则宽高比可能改变
                bitmapImage.EndInit();

                img_Dish.Source = bitmapImage;
            }
        }
    }
}