Initial commit.

Wino.Core/Services/ContactService.cs

@@ -0,0 +1,54 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using MimeKit;
+using SqlKata;
+using Wino.Core.Domain.Entities;
+using Wino.Core.Extensions;
+
+namespace Wino.Core.Services
+{
+    public interface IContactService
+    {
+        Task<List<AddressInformation>> GetAddressInformationAsync(string queryText);
+        Task<AddressInformation> GetAddressInformationByAddressAsync(string address);
+        Task SaveAddressInformationAsync(MimeMessage message);
+    }
+
+    public class ContactService : BaseDatabaseService, IContactService
+    {
+        public ContactService(IDatabaseService databaseService) : base(databaseService) { }
+
+        public Task<List<AddressInformation>> GetAddressInformationAsync(string queryText)
+        {
+            if (queryText == null || queryText.Length < 2)
+                return Task.FromResult<List<AddressInformation>>(null);
+
+            var query = new Query(nameof(AddressInformation));
+            query.WhereContains("Address", queryText);
+            query.OrWhereContains("Name", queryText);
+
+            var rawLikeQuery = query.GetRawQuery();
+
+            return Connection.QueryAsync<AddressInformation>(rawLikeQuery);
+        }
+
+        public async Task<AddressInformation> GetAddressInformationByAddressAsync(string address)
+        {
+            return await Connection.Table<AddressInformation>().Where(a => a.Address == address).FirstOrDefaultAsync()
+                ?? new AddressInformation() { Name = address, Address = address };
+        }
+
+        public async Task SaveAddressInformationAsync(MimeMessage message)
+        {
+            var recipients = message
+                        .GetRecipients(true)
+                        .Where(a => !string.IsNullOrEmpty(a.Name) && !string.IsNullOrEmpty(a.Address));
+
+            var addressInformations = recipients.Select(a => new AddressInformation() { Name = a.Name, Address = a.Address });
+
+            foreach (var info in addressInformations)
+                await Connection.InsertOrReplaceAsync(info).ConfigureAwait(false);
+        }
+    }
+}