（初识MVC Core）二、建立基础逻辑数据

using System;using System.Collections.Generic;using System.Text;namespace CoreModel{ ???/// <summary> ???/// 电影院 ???/// </summary> ???public class Cinema ???{ ???????/// <summary> ???????/// 编码 ???????/// </summary> ???????public int Id { get; set; } ???????/// <summary> ???????/// 电影院名称 ???????/// </summary> ???????public string Name { get; set; } ???????/// <summary> ???????/// 地址 ???????/// </summary> ???????public string Location { get; set; } ???????/// <summary> ???????/// 容量 ???????/// </summary> ???????public int Capacity { get; set; } ???}}

using System;using System.Collections.Generic;using System.Text;namespace CoreModel{ ???/// <summary> ???/// 电影 ???/// </summary> ???public class Movie ???{ ???????/// <summary> ???????/// 编码 ???????/// </summary> ???????public int Id { get; set; } ???????/// <summary> ???????/// 电影名称 ???????/// </summary> ???????public string Name { get; set; } ???????/// <summary> ???????/// 电影院编码 ???????/// </summary> ???????public int CinemaId { get; set; } ???????/// <summary> ???????/// 主演 ???????/// </summary> ???????public string Starring { get; set; } ???????/// <summary> ???????/// 上映时间 ???????/// </summary> ???????public DateTime ReleaseDate { get; set; } ???}}

using System;using System.Collections.Generic;using System.Text;namespace CoreModel{ ???public class Sales ???{ ???????public int CinemaId { get; set; } ???????public int MovieId { get; set; } ???????public int AudienceCount { get; set; } ???}}

using CoreModel;using System;using System.Collections.Generic;using System.Linq;using System.Threading.Tasks;namespace CoreModelTwo.Services{ ???public interface ICinemaService ???{ ???????Task<IEnumerable<Cinema>> GetAllAsync(); ???????Task<Cinema> GetCinemaById(int id); ???????Task<Sales> GetSalesAllAsync(); ???????Task AddAsync(Cinema model); ???}}

using CoreModel;using System;using System.Collections.Generic;using System.Linq;using System.Threading.Tasks;namespace CoreModelTwo.Services{ ???public interface IMovieService ???{ ???????Task<IEnumerable<Movie>> GetAllAsync(); ???????Task AddAsync(Movie model); ???}}

using System;using System.Collections.Generic;using System.Linq;using System.Threading.Tasks;using CoreModel;namespace CoreModelTwo.Services{ ???public class CinemaService : ICinemaService ???{ ???????private readonly List<Cinema> _cinemaList = new List<Cinema>(); ???????/// <summary> ???????/// 初始化数据 ???????/// </summary> ???????public CinemaService() ???????{ ???????????_cinemaList.Add(new Cinema { ???????????????Id =1, ???????????????Name = "神偷奶爸", ???????????????Location = "湖里万达5L", ???????????????Capacity = 500 ???????????}); ???????????_cinemaList.Add(new Cinema ???????????{ ???????????????Id = 2, ???????????????Name = "绿皮书", ???????????????Location = "湖里万达5L", ???????????????Capacity = 1000 ???????????}); ???????} ???????public Task AddAsync(Cinema model) ???????{ ???????????var maxId = _cinemaList.Max(x=>x.Id); ???????????model.Id = maxId + 1; ???????????_cinemaList.Add(model); ???????????return Task.CompletedTask; ???????} ???????public Task<IEnumerable<Cinema>> GetAllAsync() ???????{ ???????????return Task.Run(()=>_cinemaList.AsEnumerable()); ???????} ???????public Task<Cinema> GetCinemaById(int id) ???????{ ???????????return Task.Run(()=>_cinemaList.FirstOrDefault(c=>c.Id == id)); ???????} ???????public Task<Sales> GetSalesAllAsync() ???????{ ???????????throw new NotImplementedException(); ???????} ???}}

using System;using System.Collections.Generic;using System.Linq;using System.Threading.Tasks;using CoreModel;namespace CoreModelTwo.Services{ ???public class MovieService : IMovieService ???{ ???????private readonly List<Movie> _movieList = new List<Movie>(); ???????public MovieService() ???????{ ???????????_movieList.Add(new Movie { ???????????????Id = 1, ???????????????Name = "神偷奶爸", ???????????????CinemaId = 1, ???????????????Starring = "美国佬" ???????????}); ???????????_movieList.Add(new Movie ???????????{ ???????????????Id = 1, ???????????????Name = "绿皮书", ???????????????CinemaId = 2, ???????????????Starring = "I Don‘t Know" ???????????}); ???????} ???????public Task AddAsync(Movie model) ???????{ ???????????var maxId = _movieList.Max(m=>m.Id); ???????????model.Id = maxId + 1; ???????????_movieList.Add(model); ???????????return Task.CompletedTask; ???????} ???????public Task<IEnumerable<Movie>> GetAllAsync() ???????{ ???????????return Task.Run(()=>_movieList.AsEnumerable()); ???????} ???}}

using System;using System.Collections.Generic;using System.Linq;using System.Threading.Tasks;using CoreModelTwo.Services;using Microsoft.AspNetCore.Builder;using Microsoft.AspNetCore.Hosting;using Microsoft.AspNetCore.Http;using Microsoft.Extensions.DependencyInjection;using Microsoft.Extensions.Logging;namespace CoreModelTwo{ ???public class Startup ???{ ???????// This method gets called by the runtime. Use this method to add services to the container. ???????// For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940 ???????public void ConfigureServices(IServiceCollection services) ???????{ ???????????//使用Singleton进行IoC依赖注入（每当有请求IMovieService都会返回MovieService实例） ???????????services.AddSingleton<IMovieService,MovieService>(); ???????????services.AddSingleton<ICinemaService, CinemaService>(); ???????} ???????// This method gets called by the runtime. Use this method to configure the HTTP request pipeline. ???????public void Configure(IApplicationBuilder app, IHostingEnvironment env,ILogger<Startup> logger) ???????{ ???????????if (env.IsDevelopment()) ???????????{ ???????????????app.UseDeveloperExceptionPage(); ???????????} ???????????app.Run(async (context) => ???????????{ ???????????????await context.Response.WriteAsync("Hello World!"); ???????????}); ???????} ???}}