using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.OpenApi.Models;
using Swashbuckle.AspNetCore.Filters;
using Swashbuckle.AspNetCore.SwaggerGen;
using Swashbuckle.AspNetCore.SwaggerUI;
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Reflection;

namespace IRaCIS.Core.API;

public enum SwaggerVersion
{
    [Description("医生模块")]
    Reviewer = 1,
    [Description("项目模块")]
    Trial = 2,
    [Description("入组模块")]
    Enroll = 3,
    [Description("工作量模块")]
    Workload = 4,
    [Description("通用信息获取")]
    Common = 5,
    [Description("机构信息模块")]
    Institution = 6,
    [Description("统计模块")]
    DashboardStatistics = 7,
    [Description("财务模块")]
    Financial = 8,
    [Description("管理模块")]
    Management =9,
    [Description("影像模块")]
    Image =10,
    [Description("读片模块")]
    Reading =11
};


public static class SwaggerSetup
{
    public static void AddSwaggerSetupOld(this IServiceCollection services)
    {
        services.AddEndpointsApiExplorer();

        services.AddSwaggerGen(options =>
        {
            //此处的Name 是控制器上分组的名称     Title是界面的大标题
            //分组

            options.SwaggerDoc("Reviewer", new OpenApiInfo { Title = "医生模块", Version = "Reviewer", });
            options.SwaggerDoc("Trial", new OpenApiInfo { Title = "项目模块", Version = "Trial" });
            options.SwaggerDoc("Enroll", new OpenApiInfo { Title = "入组模块", Version = "Enroll" });
            options.SwaggerDoc("Workload", new OpenApiInfo { Title = "工作量模块", Version = "Workload" });
            options.SwaggerDoc("Common", new OpenApiInfo { Title = "通用信息获取", Version = "Common" });
            options.SwaggerDoc("Institution", new OpenApiInfo { Title = "机构信息模块", Version = "Institution" });
            options.SwaggerDoc("Dashboard&Statistics", new OpenApiInfo { Title = "统计模块", Version = "Dashboard&Statistics" });

            options.SwaggerDoc("Financial", new OpenApiInfo { Title = "财务模块", Version = "Financial" });
            options.SwaggerDoc("Management", new OpenApiInfo { Title = "管理模块", Version = "Management" });
            options.SwaggerDoc("Image", new OpenApiInfo { Title = "影像模块", Version = "Image" });
            options.SwaggerDoc("Reading", new OpenApiInfo { Title = "读片模块", Version = "Reading" });

            // Add "General" fallback group for ungrouped APIs
            //options.SwaggerDoc("General", new OpenApiInfo { Title = "未分类模块", Version = "General" });

            // 接口排序
            options.OrderActionsBy(o => o.GroupName);

            options.DocInclusionPredicate((docName, apiDes) =>
            {
                if (!apiDes.TryGetMethodInfo(out MethodInfo methodInfo)) return false;
                var versions = methodInfo.DeclaringType.GetCustomAttributes(true)
                .OfType<ApiExplorerSettingsAttribute>()
                .Select(attr => attr.GroupName);

                //return versions.Any(v => v == docName) || (docName == "General" && !versions.Any());
                return versions.Any(v => v.ToString() == docName);
            });

            var xmlPath = Path.Combine(AppContext.BaseDirectory, "IRaCIS.Core.API.xml");//这个就是刚刚配置的xml文件名
            options.IncludeXmlComments(xmlPath, true);

            var xmlPath2 = Path.Combine(AppContext.BaseDirectory, "IRaCIS.Core.Application.xml");//这个就是刚刚配置的xml文件名
            options.IncludeXmlComments(xmlPath2, true);
            //默认的第二个参数是false，这个是controller的注释，记得修改


            // 在header中添加token，传递到后台
            options.OperationFilter<SecurityRequirementsOperationFilter>();


            // 添加登录按钮
            options.AddSecurityDefinition("bearerAuth", new OpenApiSecurityScheme()
            {
                Description = "JWT Authorization header using the Bearer scheme. Example: \"Authorization: Bearer {token}\"",
                Name = "Authorization",

                //In = "header",
                //Type = "apiKey"
            });


            //// Bearer 
            //options.AddSecurityDefinition("oauth2", new OpenApiSecurityScheme
            //{
            //    Description = "JWT Authorization header using the Bearer scheme.",
            //    Name = "Authorization",
            //    In = ParameterLocation.Header,
            //    Scheme = "bearer",
            //    Type = SecuritySchemeType.Http,
            //    BearerFormat = "JWT"
            //});
        });
    }

    public static void ConfigureOld(IApplicationBuilder app, IWebHostEnvironment env)
    {
        app.UseDeveloperExceptionPage();
        app.UseSwagger();
        app.UseSwaggerUI(options =>
        {
            //此处的Name 是页面  选择文档下拉框 显示的名称
            options.SwaggerEndpoint($"swagger/Reviewer/swagger.json", "医生模块");
            options.SwaggerEndpoint($"swagger/Trial/swagger.json", "项目模块");
            options.SwaggerEndpoint($"swagger/Enroll/swagger.json", "入组模块");
            options.SwaggerEndpoint($"swagger/Workload/swagger.json", "工作量模块");
            options.SwaggerEndpoint($"swagger/Dashboard&Statistics/swagger.json", "统计模块");
            options.SwaggerEndpoint($"swagger/Common/swagger.json", "通用模块");

            options.SwaggerEndpoint($"swagger/Financial/swagger.json", "财务模块");
            options.SwaggerEndpoint($"swagger/Institution/swagger.json", "机构信息模块");
            options.SwaggerEndpoint($"swagger/Management/swagger.json", "管理模块");
            options.SwaggerEndpoint($"swagger/Image/swagger.json", "影像模块");
            options.SwaggerEndpoint($"swagger/Reading/swagger.json", "读片模块");


            //路径配置，设置为空，表示直接在根域名（localhost:8001）访问该文件,
            //注意localhost:8001/swagger是访问不到的，去launchSettings.json把launchUrl去掉，如果你想换一个路径，直接写名字即可，比如直接写c.Route = "doc";
            //options.RoutePrefix = string.Empty;

            var data = Assembly.GetExecutingAssembly().Location;
            options.IndexStream = () => Assembly.GetExecutingAssembly()
            .GetManifestResourceStream("IRaCIS.Core.API.wwwroot.swagger.ui.Index.html");

            options.RoutePrefix = string.Empty;

            //DocExpansion设置为none可折叠所有方法
            options.DocExpansion(DocExpansion.None);
            //DefaultModelsExpandDepth设置为 - 1 可不显示models
            options.DefaultModelsExpandDepth(-1);


            // 引入静态文件添加登录功能
            // 清除静态文件缓存
            // options.IndexStream = () => null;


        });


    }


    public static void AddSwaggerSetup(this IServiceCollection services)
    {
        services.AddEndpointsApiExplorer();
        services.AddSwaggerGen(options =>
        {
            //多版本
            #region old
            //typeof(SwaggerVersion).GetEnumNames().ToList().ForEach(v =>
            //{
            //    options.SwaggerDoc(v, new Microsoft.OpenApi.Models.OpenApiInfo
            //    {
            //        Version = v,
            //        Description = $"{v} API",
            //        Title = v,
            //    });

            //});
            #endregion

            typeof(SwaggerVersion).GetFields(BindingFlags.Public | BindingFlags.Static).ToList()
             .ForEach(field =>
             {
                 var description = field.GetCustomAttribute<DescriptionAttribute>()?.Description ?? field.Name;
                 options.SwaggerDoc(field.Name, new Microsoft.OpenApi.Models.OpenApiInfo
                 {
                     Version = field.Name,
                     Description = $"{field.Name} API",
                     Title = description // 使用Description作为Title
                 });
             });

            //添加注释
            var basePath = AppContext.BaseDirectory;
            var xmlPath1 = Path.Combine(basePath, "IRaCIS.Core.Application.xml");
            var xmlPath2 = Path.Combine(basePath, "IRaCIS.Core.API.xml");
            options.IncludeXmlComments(xmlPath1, true);
            options.IncludeXmlComments(xmlPath2, true);

            // 在header中添加token，传递到后台
            options.OperationFilter<SecurityRequirementsOperationFilter>();


            //// 添加登录按钮
            //options.AddSecurityDefinition("bearerAuth", new OpenApiSecurityScheme()
            //{
            //    Description = "JWT Authorization header using the Bearer scheme. Example: \"Authorization: Bearer {token}\"",
            //    Name = "Authorization",

            //    //In = "header",
            //    //Type = "apiKey"
            //});
        });
    }

    public static void Configure(IApplicationBuilder app, IWebHostEnvironment env)
    {
        app.UseSwagger();
        app.UseSwaggerUI(options =>
        {
            //typeof(SwaggerVersion).GetEnumNames().ToList().ForEach(v =>
            //{
            //    options.SwaggerEndpoint($"swagger/{v}/swagger.json", $"{v}");
               
            //});

            typeof(SwaggerVersion).GetFields(BindingFlags.Public | BindingFlags.Static).ToList()
            .ForEach(field =>
            {
                var description = field.GetCustomAttribute<DescriptionAttribute>()?.Description ?? field.Name;
                options.SwaggerEndpoint($"swagger/{field.Name}/swagger.json", $"{description}");
            });

            options.RoutePrefix = string.Empty;

            //var data = Assembly.GetExecutingAssembly().Location;
            //options.IndexStream = () => Assembly.GetExecutingAssembly()
            //.GetManifestResourceStream("IRaCIS.Core.API.wwwroot.swagger.ui.Index.html");



            //DocExpansion设置为none可折叠所有方法
            options.DocExpansion(DocExpansion.None);
            //DefaultModelsExpandDepth设置为 - 1 可不显示models
            options.DefaultModelsExpandDepth(-1);
        });
    }
}