Fix #35

Author: acupofjose

Postgrest/Converters/DateTimeConverter.cs

@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+
+namespace Postgrest.Converters
+{
+    public class DateTimeConverter : JsonConverter
+    {
+        public override bool CanConvert(Type objectType)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override bool CanWrite => false;
+
+        public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
+        {
+            if (reader.Value != null)
+            {
+                var str = reader.Value.ToString();
+                var date =  DateTime.Parse(str);
+                return date;
+            }
+            else
+            {
+                List<DateTime> result = new List<DateTime>();
+                JArray jo = JArray.Load(reader);
+
+                foreach (var item in jo.ToArray())
+                {
+                    var date = DateTime.Parse(item.ToString());
+                    result.Add(date);
+                }
+
+                return result;
+            }
+        }
+
+        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

Postgrest/CustomContractResolver.cs renamed to Postgrest/PostgrestContractResolver.cs

@@ -23,11 +23,18 @@ protected override JsonProperty CreateProperty(MemberInfo member, MemberSerializ
             {
                 prop.Converter = new RangeConverter();
             }
-
-            if (prop.PropertyType == typeof(List<int>))
+            else if (prop.PropertyType == typeof(DateTime))
+            {
+                prop.Converter = new DateTimeConverter();
+            }
+            else if (prop.PropertyType == typeof(List<int>))
             {
                 prop.Converter = new IntArrayConverter();
             }
+            else if (prop.PropertyType == typeof(List<DateTime>))
+            {
+                prop.Converter = new DateTimeConverter();
+            }
 
             // Dynamically set the name of the key we are serializing/deserializing from the model.
             if (member.CustomAttributes.Count() > 0)

PostgrestTests/Api.cs renamed to PostgrestTests/ClientApi.cs

@@ -11,7 +11,7 @@
 namespace PostgrestTests
 {
     [TestClass]
-    public class Api
+    public class ClientApi
     {
         private static string baseUrl = "http://localhost:3000";
 
@@ -981,7 +981,7 @@ public async Task TestSupportIntArraysAsLists()
             var client = Client.Initialize(baseUrl);
 
             var numbers = new List<int> { 1, 2, 3 };
-            var result = await client.Table<User>().Insert(new User { Username = "WALRUS", FavoriteNumbers = numbers, AgeRange = new IntRange(15, 25) }, new QueryOptions { Upsert = true });
+            var result = await client.Table<User>().Insert(new User { Username = "WALRUS", Status = "ONLINE", Catchphrase = "I'm a walrus", FavoriteNumbers = numbers, AgeRange = new IntRange(15, 25) }, new QueryOptions { Upsert = true });
 
             CollectionAssert.AreEqual(numbers, result.Models.First().FavoriteNumbers);
         }

PostgrestTests/Coercion.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Postgrest;
+using PostgrestTests.Models;
+
+namespace PostgrestTests
+{
+    [TestClass]
+    public class Coercion
+    {
+        private static string baseUrl = "http://localhost:3000";
+
+        [TestMethod]
+        public async Task CanCoerceData()
+        {
+            var options = new StatelessClientOptions(baseUrl);
+
+            var stringValue = "test";
+            var intValue = 1;
+            var floatValue = 1.1f;
+            var doubleValue = 1.1d;
+            var dateTimeValue = new DateTime(2021, 12, 12);
+            var listOfStrings = new List<string> { "test", "1", "2", "3" };
+            var listOfDateTime = new List<DateTime> { new DateTime(2021, 12, 10), new DateTime(2021, 12, 11), new DateTime(2021, 12, 12) };
+            var listOfInts = new List<int> { 1, 2, 3 };
+            var listOfFloats = new List<float> { 1.1f, 1.2f, 1.3f };
+            var intRange = new IntRange(0, 1);
+
+
+            var model = new KitchenSink
+            {
+                StringValue = stringValue,
+                IntValue = intValue,
+                FloatValue = floatValue,
+                DoubleValue = doubleValue,
+                DateTimeValue = dateTimeValue,
+                ListOfStrings = listOfStrings,
+                ListOfDateTimes = listOfDateTime,
+                ListOfInts = listOfInts,
+                ListOfFloats = listOfFloats,
+                IntRange = intRange
+            };
+
+
+            var insertedModel = await StatelessClient.Table<KitchenSink>(options).Insert(model);
+            var actual = insertedModel.Models.First();
+
+            Assert.AreEqual(model.StringValue, actual.StringValue);
+            Assert.AreEqual(model.IntValue, actual.IntValue);
+            Assert.AreEqual(model.FloatValue, actual.FloatValue);
+            Assert.AreEqual(model.DoubleValue, actual.DoubleValue);
+            Assert.AreEqual(model.DateTimeValue, actual.DateTimeValue);
+            CollectionAssert.AreEquivalent(model.ListOfStrings, actual.ListOfStrings);
+            CollectionAssert.AreEquivalent(model.ListOfDateTimes, actual.ListOfDateTimes);
+            CollectionAssert.AreEquivalent(model.ListOfInts, actual.ListOfInts);
+            CollectionAssert.AreEquivalent(model.ListOfFloats, actual.ListOfFloats);
+            Assert.AreEqual(model.IntRange.Start, actual.IntRange.Start);
+            Assert.AreEqual(model.IntRange.End, actual.IntRange.End);
+            
+        }
+    }
+}

docker-compose.yml

@@ -13,7 +13,7 @@ services:
   db:
     image: postgres:12
     ports:
-      - "6543:5432"
+      - "5432:5432"
     volumes:
       - ./PostgrestTests/db:/docker-entrypoint-initdb.d/
     environment: