public static T DeepCopyViaTypedJson <T>(this T objectToDeepCopy)
{
if (objectToDeepCopy == null)
{
return(objectToDeepCopy);
}
var json = TypedJsonHelper.NewTypedJsonWriter().Write(objectToDeepCopy);
return(TypedJsonHelper.NewTypedJsonReader().Read <T>(json));
}
public void TestJsonDeserializeWithImmutableList1()
{
var r = TypedJsonHelper.NewTypedJsonReader();
List <string> b1 = new List <string>()
{
"a", "b", "c"
};
var json = JsonWriter.GetWriter().Write(b1);
Log.MethodEntered("TestJsonDeserializeWithImmutableList1", json);
var b2 = r.Read <ImmutableList <string> >(json);
Assert.Equal(b1.Count, b2.Count);
Assert.Equal(b1, b2);
}
public void TestEnumSetAndGet1()
{
var jsonReader = TypedJsonHelper.NewTypedJsonReader();
var jsonWriter = TypedJsonHelper.NewTypedJsonWriter();
var x1 = new ValueWrapper()
{
value = MyEnum1.state2
};
var json = jsonWriter.Write(x1);
Log.d("json=" + json);
var x2 = jsonReader.Read <ValueWrapper>(json);
Assert.Equal(MyEnum1.state2, x2.GetValueAs <MyEnum1>());
}
public void TestJsonDeserializeWithImmutableList2()
{
var w = TypedJsonHelper.NewTypedJsonWriter();
var r = TypedJsonHelper.NewTypedJsonReader();
ServerOutbox b1 = new ServerOutbox();
b1.serverActions = ImmutableList <ServerAction> .Empty.Add(new TestAction()
{
myString1 = "abc"
});
var json = w.Write(b1);
Log.MethodEntered("TestJsonDeserializeWithImmutableList2", json);
var b2 = r.Read <ServerOutbox>(json);
Assert.IsType <TestAction>(b2.serverActions.First());
Assert.Equal((b1.serverActions.First() as TestAction).myString1, (b2.serverActions.First() as TestAction).myString1);
}
public void TestWithTypedJson()
{
// Typed json includes the C# assembly types in the json, so works only in a C# only scenario to parse the
// json string back into the correct C# class
MySubClass1 x1 = new MySubClass1()
{
myString = "I am s1", myComplexField2 = new MySubClass1()
{
myString = "A2"
}
};
string json = TypedJsonHelper.NewTypedJsonWriter().Write(x1);
object x2 = TypedJsonHelper.NewTypedJsonReader().Read <object>(json);
Assert.True(x2 is MySubClass1);
var x3 = x2 as MySubClass1;
Assert.Equal(x3.myString, x1.myString);
Assert.Equal((x3.myComplexField2 as MySubClass1).myString, (x1.myComplexField2 as MySubClass1).myString);
}
public async Task ExampleUsage1()
{
var t = Log.MethodEntered("DataStoreExample3.ExampleUsage1");
// Add a thunk middleware to allow dispatching async actions:
var thunkMiddleware = Middlewares.NewThunkMiddleware <MyAppState1>();
// aDD A logging middleware to log all dispatched actions:
var loggingMiddleware = Middlewares.NewLoggingMiddleware <MyAppState1>();
var serverOutboxHandler = new ServerOutboxHandler <MyAppState1>();
// To allow undo redo on the full store wrap the main reducer with the undo reducer:
var outboxReducer = serverOutboxHandler.Wrap(MyReducers1.ReduceMyAppState1);
var initialState = new MyAppState1(); // the initial immutable state
var store = new DataStore <MyAppState1>(outboxReducer, initialState, loggingMiddleware, thunkMiddleware);
IoC.inject.SetSingleton(store);
store.storeName = "Store 3";
{ // Do a login which is an async server action that cant be cached optimistically and wont work offline:
Func <Task> asyncLoginTask = async() => {
await TaskV2.Delay(100);
store.Dispatch(new ActionUserLoggedIn()
{
newLoggedInUser = new MyUser1("*****@*****.**")
});
};
await(store.Dispatch(asyncLoginTask) as Task);
}
{ // Change the email a first time:
var a = new ActionOnUser.ChangeEmail()
{
targetEmail = "*****@*****.**", newEmail = "*****@*****.**"
};
store.Dispatch(a);
Assert.Equal(a, store.GetState().serverOutbox.serverActions.First());
Assert.False(store.GetState().user.emailConfirmed);
}
{ // Change the email a second time:
var a = new ActionOnUser.ChangeEmail()
{
targetEmail = "*****@*****.**", newEmail = "*****@*****.**"
};
store.Dispatch(a);
Assert.Equal(a, store.GetState().serverOutbox.serverActions.Last());
}
Assert.Equal(2, store.GetState().serverOutbox.serverActions.Count);
await store.SyncWithServer(store.GetState().serverOutbox.serverActions.First());
Assert.Single(store.GetState().serverOutbox.serverActions);
await store.SyncWithServer(store.GetState().serverOutbox.serverActions.First());
Assert.Empty(store.GetState().serverOutbox.serverActions);
Assert.True(store.GetState().user.emailConfirmed);
{ // Simulate a server task that has a timeout:
var a = new ActionOnUser.ChangeEmail()
{
targetEmail = "*****@*****.**", newEmail = "*****@*****.**", simulateOneTimeout = true
};
store.Dispatch(a);
Assert.Single(store.GetState().serverOutbox.serverActions);
Assert.False(store.GetState().user.emailConfirmed);
await store.SyncWithServer(a);
Assert.Empty(store.GetState().serverOutbox.serverActions);
Assert.Equal(2, a.sentToServerCounter);
Assert.True(store.GetState().user.emailConfirmed);
}
{ // Simulate the server rejecting an email change:
var a = new ActionOnUser.ChangeEmail()
{
targetEmail = "*****@*****.**", newEmail = "*****@*****.**", simulateError = true
};
store.Dispatch(a);
await store.SyncWithServer(a);
Assert.Empty(store.GetState().serverOutbox.serverActions);
Assert.Equal("*****@*****.**", store.GetState().user.email);
Assert.True(store.GetState().user.emailConfirmed);
}
{ // Test persisting and restoring the full store and continue with the pending server requests:
store.Dispatch(new ActionOnUser.ChangeEmail()
{
targetEmail = "*****@*****.**", newEmail = "*****@*****.**"
});
store.Dispatch(new ActionOnUser.ChangeEmail()
{
targetEmail = "*****@*****.**", newEmail = "*****@*****.**"
});
Assert.Equal(2, store.GetState().serverOutbox.serverActions.Count);
Assert.False(store.GetState().user.emailConfirmed);
Assert.Equal("*****@*****.**", store.GetState().user.email);
// Simulate persisiting the store to disk and back into memory:
string persistedStateJson = TypedJsonHelper.NewTypedJsonWriter().Write(store.GetState());
store.Destroy(); // Destroy the old store before loading the state again into an new store
var data2 = TypedJsonHelper.NewTypedJsonReader().Read <MyAppState1>(persistedStateJson);
var store2 = new DataStore <MyAppState1>(outboxReducer, data2, loggingMiddleware, thunkMiddleware);
IoC.inject.SetSingleton(store2, overrideExisting: true);
store2.storeName = "Store 3 (2)";
Assert.Equal(2, store2.GetState().serverOutbox.serverActions.Count);
Assert.False(store2.GetState().user.emailConfirmed);
Assert.Equal("*****@*****.**", store2.GetState().user.email);
// Sync the pending server tasks one after another:
foreach (var serverAction in store2.GetState().serverOutbox.serverActions)
{
await store2.SyncWithServer(serverAction);
}
Assert.True(store2.GetState().user.emailConfirmed);
Assert.NotNull(store2.GetState().serverOutbox);
Assert.Empty(store2.GetState().serverOutbox.serverActions);
}
}
