Added icons for iOS. Broke out data access into repositories. Added syncing service.

src/App/Repositories/ApiRepository.cs

@@ -0,0 +1,112 @@
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Api;
+using Newtonsoft.Json;
+
+namespace Bit.App.Repositories
+{
+    public abstract class ApiRepository<TRequest, TResponse, TId> : BaseApiRepository, IApiRepository<TRequest, TResponse, TId>
+        where TId : IEquatable<TId>
+        where TRequest : class
+        where TResponse : class
+    {
+        public ApiRepository()
+        { }
+
+        public virtual async Task<ApiResult<TResponse>> GetByIdAsync(TId id)
+        {
+            var requestMessage = new TokenHttpRequestMessage()
+            {
+                Method = HttpMethod.Get,
+                RequestUri = new Uri(Client.BaseAddress, string.Concat(ApiRoute, "/", id)),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<TResponse>(response);
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            var responseObj = JsonConvert.DeserializeObject<TResponse>(responseContent);
+            return ApiResult<TResponse>.Success(responseObj, response.StatusCode);
+        }
+
+        public virtual async Task<ApiResult<ListResponse<TResponse>>> GetAsync()
+        {
+            var requestMessage = new TokenHttpRequestMessage()
+            {
+                Method = HttpMethod.Get,
+                RequestUri = new Uri(Client.BaseAddress, ApiRoute),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<ListResponse<TResponse>>(response);
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            var responseObj = JsonConvert.DeserializeObject<ListResponse<TResponse>>(responseContent);
+            return ApiResult<ListResponse<TResponse>>.Success(responseObj, response.StatusCode);
+        }
+
+        public virtual async Task<ApiResult<TResponse>> PostAsync(TRequest requestObj)
+        {
+            var requestMessage = new TokenHttpRequestMessage(requestObj)
+            {
+                Method = HttpMethod.Post,
+                RequestUri = new Uri(Client.BaseAddress, ApiRoute),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<TResponse>(response);
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            var responseObj = JsonConvert.DeserializeObject<TResponse>(responseContent);
+            return ApiResult<TResponse>.Success(responseObj, response.StatusCode);
+        }
+
+        public virtual async Task<ApiResult<TResponse>> PutAsync(TId id, TRequest requestObj)
+        {
+            var requestMessage = new TokenHttpRequestMessage(requestObj)
+            {
+                Method = HttpMethod.Put,
+                RequestUri = new Uri(Client.BaseAddress, string.Concat(ApiRoute, "/", id)),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<TResponse>(response);
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            var responseObj = JsonConvert.DeserializeObject<TResponse>(responseContent);
+            return ApiResult<TResponse>.Success(responseObj, response.StatusCode);
+        }
+
+        public virtual async Task<ApiResult<object>> DeleteAsync(TId id)
+        {
+            var requestMessage = new TokenHttpRequestMessage()
+            {
+                Method = HttpMethod.Delete,
+                RequestUri = new Uri(Client.BaseAddress, string.Concat(ApiRoute, "/", id)),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<object>(response);
+            }
+
+            return ApiResult<object>.Success(null, response.StatusCode);
+        }
+    }
+}

src/App/Repositories/AuthApiRepository.cs

@@ -0,0 +1,52 @@
+using System;
+using System.Net.Http;
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Api;
+using Newtonsoft.Json;
+
+namespace Bit.App.Repositories
+{
+    public class AuthApiRepository : BaseApiRepository, IAuthApiRepository
+    {
+        protected override string ApiRoute => "auth";
+
+        public virtual async Task<ApiResult<TokenResponse>> PostTokenAsync(TokenRequest requestObj)
+        {
+            var requestMessage = new TokenHttpRequestMessage(requestObj)
+            {
+                Method = HttpMethod.Post,
+                RequestUri = new Uri(Client.BaseAddress, string.Concat(ApiRoute, "/token")),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<TokenResponse>(response);
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            var responseObj = JsonConvert.DeserializeObject<TokenResponse>(responseContent);
+            return ApiResult<TokenResponse>.Success(responseObj, response.StatusCode);
+        }
+
+        public virtual async Task<ApiResult<TokenResponse>> PostTokenTwoFactorAsync(TokenTwoFactorRequest requestObj)
+        {
+            var requestMessage = new TokenHttpRequestMessage(requestObj)
+            {
+                Method = HttpMethod.Post,
+                RequestUri = new Uri(Client.BaseAddress, string.Concat(ApiRoute, "/token/two-factor")),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<TokenResponse>(response);
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            var responseObj = JsonConvert.DeserializeObject<TokenResponse>(responseContent);
+            return ApiResult<TokenResponse>.Success(responseObj, response.StatusCode);
+        }
+    }
+}

src/App/Repositories/BaseApiRepository.cs

@@ -0,0 +1,50 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Http;
+using System.Net.Http.Headers;
+using System.Text;
+using System.Threading.Tasks;
+using Bit.App.Models.Api;
+using ModernHttpClient;
+using Newtonsoft.Json;
+
+namespace Bit.App.Repositories
+{
+    public abstract class BaseApiRepository
+    {
+        public BaseApiRepository()
+        {
+            Client = new HttpClient(new NativeMessageHandler());
+            Client.BaseAddress = new Uri("https://api.bitwarden.com");
+            Client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
+        }
+
+        protected virtual HttpClient Client { get; private set; }
+        protected abstract string ApiRoute { get; }
+
+        public async Task<ApiResult<T>> HandleErrorAsync<T>(HttpResponseMessage response)
+        {
+            try
+            {
+                var responseContent = await response.Content.ReadAsStringAsync();
+                var errorResponseModel = JsonConvert.DeserializeObject<ErrorResponse>(responseContent);
+
+                var errors = new List<ApiError>();
+                foreach(var valError in errorResponseModel.ValidationErrors)
+                {
+                    foreach(var errorMessage in valError.Value)
+                    {
+                        errors.Add(new ApiError { Message = errorMessage });
+                    }
+                }
+
+                return ApiResult<T>.Failed(response.StatusCode, errors.ToArray());
+            }
+            catch(JsonReaderException)
+            { }
+
+            return ApiResult<T>.Failed(response.StatusCode, new ApiError { Message = "An unknown error has occured." });
+        }
+    }
+}

src/App/Repositories/FolderApiRepository.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Api;
+using Newtonsoft.Json;
+
+namespace Bit.App.Repositories
+{
+    public class FolderApiRepository : ApiRepository<FolderRequest, FolderResponse, string>, IFolderApiRepository
+    {
+        protected override string ApiRoute => "folders";
+
+        public virtual async Task<ApiResult<ListResponse<FolderResponse>>> GetByRevisionDateAsync(DateTime since)
+        {
+            var requestMessage = new TokenHttpRequestMessage()
+            {
+                Method = HttpMethod.Get,
+                RequestUri = new Uri(Client.BaseAddress, string.Concat(ApiRoute, "?since=", since)),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<ListResponse<FolderResponse>>(response);
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            var responseObj = JsonConvert.DeserializeObject<ListResponse<FolderResponse>>(responseContent);
+            return ApiResult<ListResponse<FolderResponse>>.Success(responseObj, response.StatusCode);
+        }
+    }
+}

src/App/Repositories/FolderRepository.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Data;
+
+namespace Bit.App.Repositories
+{
+    public class FolderRepository : Repository<FolderData, string>, IFolderRepository
+    {
+        public FolderRepository(ISqlService sqlService)
+            : base(sqlService)
+        { }
+
+        public Task<IEnumerable<FolderData>> GetAllByUserIdAsync(string userId)
+        {
+            var folders = Connection.Table<FolderData>().Where(f => f.UserId == userId).Cast<FolderData>();
+            return Task.FromResult(folders);
+        }
+    }
+}

src/App/Repositories/Repository.cs

@@ -0,0 +1,54 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using SQLite;
+
+namespace Bit.App.Repositories
+{
+    public abstract class Repository<T, TId> : IRepository<T, TId>
+        where TId : IEquatable<TId> 
+        where T : class, IDataObject<TId>, new()
+    {
+        public Repository(ISqlService sqlService)
+        {
+            Connection = sqlService.GetConnection();
+        }
+
+        protected SQLiteConnection Connection { get; private set; }
+
+        public virtual Task<T> GetByIdAsync(TId id)
+        {
+            return Task.FromResult(Connection.Get<T>(id));
+        }
+
+        public virtual Task<IEnumerable<T>> GetAllAsync()
+        {
+            return Task.FromResult(Connection.Table<T>().Cast<T>());
+        }
+
+        public virtual Task InsertAsync(T obj)
+        {
+            Connection.Insert(obj);
+            return Task.FromResult(0);
+        }
+
+        public virtual Task UpdateAsync(T obj)
+        {
+            Connection.Update(obj);
+            return Task.FromResult(0);
+        }
+
+        public virtual async Task DeleteAsync(T obj)
+        {
+            await DeleteAsync(obj.Id);
+        }
+
+        public virtual Task DeleteAsync(TId id)
+        {
+            Connection.Delete<T>(id);
+            return Task.FromResult(0);
+        }
+    }
+}

src/App/Repositories/SiteApiRepository.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Api;
+using Newtonsoft.Json;
+
+namespace Bit.App.Repositories
+{
+    public class SiteApiRepository : ApiRepository<SiteRequest, SiteResponse, string>, ISiteApiRepository
+    {
+        protected override string ApiRoute => "sites";
+
+        public virtual async Task<ApiResult<ListResponse<SiteResponse>>> GetByRevisionDateAsync(DateTime since)
+        {
+            var requestMessage = new TokenHttpRequestMessage()
+            {
+                Method = HttpMethod.Get,
+                RequestUri = new Uri(Client.BaseAddress, string.Concat(ApiRoute, "?since=", since)),
+            };
+
+            var response = await Client.SendAsync(requestMessage);
+            if(!response.IsSuccessStatusCode)
+            {
+                return await HandleErrorAsync<ListResponse<SiteResponse>>(response);
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            var responseObj = JsonConvert.DeserializeObject<ListResponse<SiteResponse>>(responseContent);
+            return ApiResult<ListResponse<SiteResponse>>.Success(responseObj, response.StatusCode);
+        }
+    }
+}

src/App/Repositories/SiteRepository.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Data;
+
+namespace Bit.App.Repositories
+{
+    public class SiteRepository : Repository<SiteData, string>, ISiteRepository
+    {
+        public SiteRepository(ISqlService sqlService)
+            : base(sqlService)
+        { }
+
+        public Task<IEnumerable<SiteData>> GetAllByUserIdAsync(string userId)
+        {
+            var sites = Connection.Table<SiteData>().Where(f => f.UserId == userId).Cast<SiteData>();
+            return Task.FromResult(sites);
+        }
+    }
+}