add net store

02-Phoenix/store/Controllers/ValuesController.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using System.Collections.Concurrent;
+using Newtonsoft.Json;
+
+namespace store.Controllers
+{
+    public class ValuesController : Controller
+    {
+        static ConcurrentDictionary<string, int> db = new ConcurrentDictionary<string, int>();
+        [RouteAttribute("")]
+        public IEnumerable<Result>  Get()
+        {
+            return Enumerable
+                .Range(0, 60)
+                .Select(a=>DateTimeOffset.UtcNow.AddSeconds(-a))
+                .Select(a=>db.ContainsKey(a.ToDbKey()) ? new Result(a, db[a.ToDbKey()]) : new Result(a, 0));
+        }
+        [RouteAttribute("store")]
+        public IEnumerable<Result> Store()
+        {
+            var td = DateTimeOffset.UtcNow;
+            if(db.ContainsKey(td.ToDbKey()))
+            {
+                db[td.ToDbKey()]++;
+            }
+            else
+            {
+                db[td.ToDbKey()] = 1;
+            }
+            return Get();
+        }
+        [RouteAttribute("db")]
+        public object dbResult() => db;
+    }
+    
+    public class Result
+    {
+        [JsonProperty("date")]
+        public string Date { get; } 
+
+        [JsonProperty("value")]
+        public int Value { get; }
+        public Result(DateTimeOffset time, int valueCount)
+        {
+            Date = time.ToString("yyyy-MM-dd HH:mm:ss zz");
+            this.Value = valueCount;
+        }
+    }
+
+    public static class ext
+    {
+        public static string ToDbKey(this DateTimeOffset dt) => dt.ToString("yyyy-MM-dd HH:mm:ss");
+    }
+}