FAQ Database Discussion Community


Authentication: “cannot execute _executeQueryCore until metadataStore is populated”

angularjs,breeze,ionic
I am trying to add authentication to my mobile app, built using Angular and Breeze. In my app.js: app.config(function ($httpProvider) { $httpProvider.interceptors.push(intercept) }); //intercept runs on every http request and response //When there is a 401 error it uses broadcast to send an event to //the application scope function intercept($rootScope)...

Using Breeze/EntityFramework/WebAPI with multiple databases

entity-framework,breeze
We currently have a Silverlight app that uses DevForce 2012. Like much of the Silverlight world, we've started porting over to HTML5. We will be using Angular backed by Breeze coupled with EntityFramework/WebAPI. Each of our customers has its own database, all sharing the same model. Since we have several...

BreezeJs Navigation Property Count

breeze
I've just started to use BreezeJS and think it is superb. It's saved me so much backend 'plumbing' code which was why I investigated it in the first place. One of the things I would like to be able to do is display a list of some accounts and a...

entity gets detached somehow between ui-router resolve and the controller

breeze
I'm trying to reject changes on a newly added entity (expecting breeze to set entityState to detached). Most times it works, but once in a while (mostly after I have already performed an entity create and reject), the rejectChanges call will fail because there is a null reference to the...

Is there a way to ignore some entity properties when calling EdmxWriter.WriteEdmx

entity-framework-5,breeze
I am specifically using breezejs and the server code for breeze js converts the dbcontext into a form which is useable on the clientside using EdmxWriter.WriteEdmx. There are many properties which I have added JsonIgnore attributes to so that they don't get passed to the client side. However, the metadata...

JSON.stringify failing due to breeze entityAspect nesting

breeze,loggly
We are trying to use loggly in our AngularJS/Breeze web portal and I am having some trouble when I am trying to send the error over the wire via $log.error (both the angular logging and loggly logging are in play here). Eventually there is a call to JSON.stringify which throws:...

BreezeJs features already implemented by AngularJs?

javascript,angularjs,breeze,entitymanager
I was suggested to use BreezeJs for an AngularJs project and I saw that it has some really interesting features. In my case the main interests would be in caching, tracking changes, some light querying, and validation. I think those features can be implemented at some level in AngularJs without...

Breeze - Édit row in modal strategy

angularjs,modal-dialog,breeze
I've been using breeze with angularJS in my last few projects, but there's something I never had done right, at least with a good strategy. That's editing/adding rows in one modal. In the previous projets, my strategy was to clone the breeze objects into json objects and then editing that...

BreezeJS - handling lookup tables across modules

breeze
We have a large application that allows the user to switch between different modules within the application. Each module needs to be able to save separately, so each module has it's own EntityManager. There are some lookup tables, though, that we would like to use across the application. If we...

Angular and Breeze multiple EntityManagers

angularjs,breeze
My angular application uses Breeze and encapsulates the breeze calls within a datacontext service. How can I use this service with different EntityManagers? I am thinking that I need to abandon using the datacontext as an angular service in this situation, since it seems like it is going to require...

Breeze save bundle format

breeze,openedge
I am using Breeze JS and would like to implement a server with full CRUD functionality using Progress Openedge. The Breeze website talks a lot about being able to write your own server implementation but I can find no information describing the format of a save bundle that Breeze sends...

breezejs: is it possible to create a 'not in' predicate?

breeze
I know how to use the 'in' predicate: var predicate = new breeze.Predicate('id', 'in', ['value1', 'value2']); but is it possible to do a 'not in' and if so, what is the correct syntax ?...

AngularJS throws exception when trying to saveChanges with breeze

javascript,angularjs,breeze
I'm new to AngularJS and Breeze. I'm trying to save changes and have a problem with that. Here's my code: In controller: function update() { vm.loading = true; return datacontext.saveSettings().then(function () { vm.loading = false; // never gets called }).fail(function (data) { vm.loading = false; // never gets called });...

Passing Authentication from WebApp to WebAPI using BreezeJS

odata,breeze,asp.net-web-api2,single-page-application,azure-active-directory
I am having two web applications, one a SPA using AngularJS + BreezeJS and the other a WebAPI. We are building authorization in the WebAPI and the results get filtered based on user access. We want the user to sign-in into organization Azure AD in the SPA and pass the...

Breeze - How to preserve changes to fkey property when using expand()

breeze
Breeze seems to be reverting the fkey property value when the query expands the associated navigation property -- even when using the preserveChange merge strategy. We need a way to preserve all changes. Steps: Modify an fkey property of an entity in the cache. Query from the server with expand...

breeze.js plain old sql

javascript,sql,wcf,breeze
I am into the process of evaluating either I should use Breeze.js in my project. I understand that Breeze uses some kind of linq-esque language to send queries to the server and then to the database. Does Breeze.js allow the alternative use of plain old sql? example: var plain_old_query =...

Not able to import EntityState Added

breeze
I'm having an issue with importing cached data. I have a very simple page right now to use as a proof of concept. There is a single table in the back end. I have all CRUD functionality working. When the user makes a change to the local data, I update...

Breeze Fetch Strategy always goes remote

caching,breeze,local
Im having a problem where breeze always goes to the server even though I've specified FetchStrategy.FromLocalCache. I created a test script below. Th initial query goes remote as as expected. The second query also goes remote(FetchStrategy.FromLocalCache). The third query(ExecuteQueryLocally) goes to local cache. From developer tools I can see there...

Breeze URL generation for REST API and navigation properties

breeze
Ive been trying to use breeze with third party RESTful API - the API expects parameters of two types - deep linking like - localhost/request/5 for single entities (ie. request with id = 5) and parametrised queries using JSON encoded in URL (transformed by breeze with no problem). The main...

Identity in database and on entity level is not identity in breeze metadata

c#,entity-framework-6,breeze
I have two entities, BlogEntry and BlogBody, both set up in the same way but BlogEntry ID field is not identity according to breeze metadata. I don't understand why. What I did so far: I tried to change the mapping data and not using fluent api, just using only fluent...

How to save child properties?

angularjs,breeze
Breeze & Angular & MV* I get an invoice object and expand it's necessary properties: Customer, Details, etc. To access detail properties is easy, invoice.detail[n].property. And saving changes to existing properties (1 - n) is also easy. In my UI, I simply loop through my object vm.invoice.details to get &...

“EnableBreezeQuery is not an attribute” error mesage

odata,breeze,asp.net-web-api2
After updating "Microsoft ASP.NET Web API 2.2 for OData" package to version 5.4.0 I get an error "EnableBreezeQuery is not an attribute" when applying the attribute on an Action of an ApiController. Is there a Fix for that? I am using breeze 1.5.3 . Thanks...

Breeze.js getEntities returns no entity

javascript,asp.net,entity-framework,api,breeze
Using Breeze.js coupled with an Asp.net Web Api (with Entity Framework 6 Code First) I am unabled to get entities after a call to executeQuery(query). More specifically here is my call in javascript: entityManager.executeQuery(query) .then(function(data){ alert(data.results.length); // length > 0 --> has data !! alert(entityManager.getEntities().length); // == 0 has no...

How to filter records using group functionality in BreezeJs

entity-framework,breeze,single-page-application
I'm developing a client app that uses breezejs and Entity Framework 6 on the back end. I've got a statement like this: var country = 'Mexico'; var customers = EntityQuery.from('customers') .where('country', '==', country) .expand('order') I want to use There may be hundreds of orders that each customer has made. For...

Breeze.js OData v4 Error

javascript,breeze,datajs
I am trying to create a simple JavaScript application using Breeze.js version 1.5.3. It is to consume an OData v4 service. The service is created with ASP.NET WebApi 2. Included scripts: <script src="/js/jquery.min.js"></script> <script src="/js/underscore.js"></script> <script src="/js/q.js"></script> <script src="/js/datajs-1.1.3.js"></script> <script src="/js/breeze.debug.js"></script> Here is the code configuring Breeze's EntityManager: var serverAddress...

Error missing the extra metadata for an update/delete entity

rest,odata,sharepoint-2013,breeze
when saving (updating) opr delete Entities the "missing the extra metadata for an update/delete entity" Error is thrown. Breeze.Angular" version="1.1.1" Breeze.Angular.Directives" version="1.3.10" Breeze.Angular.SharePoint" version="0.10.0" Breeze.Client" version="1.5.3" Breeze.DataService.SharePoint" version="0.10.0" Breeze.Metadata.Helper" version="1.0.8" Read the Entites is no problem. When debugging breeze.labs.dataservice.sharepoint.js line 297 function updateEntityNode... metadata is obtained by Sharepoint, etag and...

breezejs EntityQuery fail

asp.net,knockout.js,breeze
I'm playing around with the breezejs knockout Todo-list tutorial/template (http://www.asp.net/single-page-application/overview/templates/breezeknockout-template). I decided to make a new Employees class and see if I could bind to a list of employees. The view references a variable in the VM 'results' which is supposed to be an observable array of employees. <section data-bind="foreach:...

Web Api 2 Inheritance No route providing a controller name was found to match request URI

entity-framework,inheritance,breeze,asp.net-web-api2
Basically I cannot get my Web Api 2 application to work. First of all here are my requirements. In my application I am creating a dozen of controllers ( ProductController, ItemController, SalesController...etc). There are 2 actions which are absolutely common in all my controllers: FetchData, PostData (Each controller then may...

overriding breeze BeforeSaveEntity()

breeze,separation-of-concerns,savechanges
I was having the exact same problem as discussed in breezejs issues with the save bundle and the answer explains it great. The problem I have is - my application is somewhat large, having about 20+ entities that we modify. Hence if I override the BeforeSaveEntity() within my datacontext and...

breezejs navigation refresh “There is no resourceName for this query”

javascript,breeze
I have a breeze js navigation property which all loads fine, but I want to refresh the navigation records so I've tried using the following code this.data().entityAspect .loadNavigationProperty('PropertyDocuments') .fail((reason) => alert("Data refresh failed" + reason)); Which gives error There is no resourceName for this query What is the correct method...

Handling server exceptions with Breeze SaveChanges () method

angularjs,breeze
I am using Breeze with Angular and EF 6 in my project and I have a form where I perform CRUD operations. I have this entity called: Car2Sale which is a many-to-many table (Id, CarId, SaleId). Id is the PK for this table while CardId and SaleId are FKs to...

Is it possible to see if a specific property changed on a modified entity?

entity-framework,breeze
When saving a certain entity I want to send a notification email if the Approved property of this entity has changed. if (changedEntity.Entity is Option) { // Pseudo if changedEntity.Entity.Approved changed { send notification() } } Is there a certain way to do this? Or can it be done by...

breeze.js - how coupled are the client and server versions

version,breeze,upgrade,server
I have a SPA that uses breeze on the client, and also using the .Net wepapi2/EF6 server libraries. My current version for the client library is : version:"1.4.6" metadataVersion:"1.0.5" The server DLL's have varying version #'s but were installed with the client lib at the same time, so pretty sure...

“Unable to satisfy package dependency constraints” with Breeze.Server.WebAPI2

breeze,nuget-package,visual-studio-2015
I am trying to add the Breeze.Server.WebAPI2 Nuget package to Visual Studio Community 2015 RC. When I click on install I get "Unable to satisfy package dependency constraints" The listed dependencies are: Microsoft.AspNet.WebApi.OData (>= 5.2.2 && < 6.0.0) Microsoft.AspNet.WebApi.WebHost (>= 5.2.2 && < 6.0.0) Breeze.Server.ContextProvider (=1.5.4) WebActivator I tried adding...

Is it a good practice to use multuple

design,controller,breeze
I'm quite new to breeze. In our application, we have multiple repositories and one breeze API controller to handle the communication. However, since the application is large, the breeze controller is separated in to several partial classes, separating concerns. For example, we have related repositories to handle Location, Holiday and...

Generate metadata from interface breeze+Typescript

typescript,entity,breeze
I have some models, and i want to use them in typescript, so that breeze can consume those models and build metadataStore, but don't know what to do, there is some methods to add properties by hand, but i want to build metadataStore from existing model This is my typescript...

Breeze: addEntityType with complexType (entityTypes aggregation)

javascript,.net,breeze
I have .NET entity: public class Customer { public long Id { get; set; } public string FirstName { get; set; } public string MiddleName { get; set; } public string LastName { get; set; } public DateTime BornOn { get; set; } public string RegisteredAddress { get; set; }...

Is there a way to get an EntityQuery from an OData uri

breeze
In my application, I use the Odata Uri generated by breeze as a deep linked url. Is there a way to get the reverse of this odata query, which is the breeze.EntityQuery that was originally used to build this uri? Thanks...

breeze.config.MetadataHelper is not a constructor error with Durandal and Breeze

javascript,requirejs,breeze,single-page-application,durandal
I am working on a SPA using Durandal v2.1 and Breeze v1.5. This is the first time I am using these libraries. I am creating the metadata for Breeze by hand, thus I'm using the Metadata-Helper plugin as explained in the documentation for Breeze. For this I am relying on...

Stop breeze from adding timezone

breeze
I don't want breeze to tack on the time zone information on the server, or the client. How do I turn this off? I have a SQL DATE field in the database- I don't want time. When working with DateTime variables in C#, I always want them set to midnight....

BreezeJS/WebApi OData minimal metadata

asp.net-web-api,odata,breeze
I have an WebApi OData endpoint that I'm querying with BreezeJS, and I'm having an issue with the json payload. When I query the endpoint with BreezeJS, as opposed to directly querying the endpoint via url, the json payload is ~2x, and it appears to be because the response includes...

Breeze - Saving decimal type has wrong scale?

entity-framework,decimal,breeze,scale
i'm using the latest Breezejs (1.5.3) for data operations in sql server with Entity Framework. The save operation is done successfully. the savemap has the decimal value with full scale but after update the field in DB has wrong scale (number of decimal points). e.g the savemap has the value...

HotTowel: breeze.angular.js file missing

angularjs,breeze,hottowel
I am following John Papa's course [Building Apps with Angular and Breeze - Part 1] on Plural Sight to build Breeze-Angular SPA. I have included all references in index.html according to video. <script src="../Scripts/breeze.debug.js"></script> <script src="../Scripts/breeze.angular.js"></script> <script src="../Scripts/breeze.directives.js"></script> <script src="../Scripts/breeze.saveErrorExtensions.js"></script> <script src="../Scripts/breeze.to$q.shim.js"></script> I am...

BreezeJs - How to make simultaneous AJAX calls?

ajax,stored-procedures,breeze
I wrote two Ajax calls that request data from stored procedures (in SQL Server), sp_ahtreatmentselect and sp_inventoryselect. Here is how the functions look like in the Breeze controller. [HttpPost] [ActionName("getinventories")] public object GetInventories(HttpRequestMessage request) { var data = request.Content.ReadAsFormDataAsync().Result; var opId = data["operationid"]; string query = "sp_inventoryselect @operationId"; SqlParameter operationId...

BreezeJS - Is there any way to use old style 'One controller to rule them all' with OData Web API?

asp.net-web-api,odata,breeze
I would like to expose the SQL Server Views via OData Web API but I don't want to create separate controllers for each views as there are too many of them and they will only accept GET verb for all the views. I thought I can achieve this using BreezeController...

Hunting Down Save Result Bug

breeze
I was looking for help trying to hunt down a bug with hasChanges still true after returning from a successful saveChanges. I am saving an entity and nested entity together and when it returns my saveResult is showing as an array with the first object showing the parent entity and...

Breeze importEntities

breeze
When my application loads, I am exporting few breeze entities and storing those in local cache so that later when I have to make use of those entities again, I import them back from local storage and execute the query locally. There is one entity that has 84389 rows. I...

How to set up the column names in the query which is generated by Breeze in case of expand?

javascript,entity-framework-6,breeze
I have the db structure and EF context below and I want to query the blog entries. In this case blog entry means the blog_entry (including id and title fields) and blog_body including body_with_markup and body_without_markup fields. I have a query in Breeze like below and the result is that...

Using Dependency Injection with Breezejs

entity-framework,asp.net-web-api,breeze
I am building an EntityFramework/WebApi back end. I want to decouple my WebApi from the Entity Framework, and utilize Dependency Injection so I can swap out the "data source" for the web API. I have been looking at the Unit of Work and Repository patterns. I also want to use...

Breeze underlying array is null error at save

javascript,angularjs,breeze
I got the "500 (Internal Server Error) underlying error is null" error message when I want to save the entity I created. Scenario: the user opens a modal window where he can create/edit blog entry he can select tags he also can create new tags if there is a tag...

Breezejs, OData can't see navigation property entity in client for many to many relationship

angularjs,asp.net-web-api,odata,breeze
I'm working on many to many relationship for BreezeJS/WebAPI/OData like this: Metadata: and get data with dataContext.Users.Include("Customers") is fine: but why in result user object doesn't have customers navigation property: I read this article but no luck still can't use user.customers() I'm totally stuck, please help me. Thanks in advance....

breeze.Predicate instruction valid with JavaScript but not with TypeScript

javascript,breeze
I successfully performs breeze predicates like this with Javascript: var p3 = new breeze.Predicate('items', 'any', 'serialNumber', breeze.FilterQueryOp.Contains, '12345'); So I search for any items where any of these items have a serial number which contains 12345. I need to performs same kind of query on a Typescript page but I...

BreezeJS: Indexed Cache

caching,breeze
I'm working on a SPA utilising BreezeJS and AngularJS, handling lots of entities (one of the types has ~60k entities). This is not an ordinary website, it's made for a specific purpose. Most of the time the entities are shown in sortable, paged lists. The above mentioned mass of entities...

where in the breeze entity materialization pipeline can i set a non entity object's prototype?

breeze
this question is basically the same question I asked a few weeks ago... how to tap into mappingcontext.processAnonType... I marked the question as answered by mistake and since then have not been able to get any follow up. Basically what I am trying to figure out is a location within...

breezeManager.createEntity() fails to populate foreign key property for a specific value

entity-framework,entity-framework-6,breeze
I have two relevant tables here: public partial class List {... public int RegionId { get; set; } [ForeignKey("RegionId")] public virtual Region Region { get; set; } ...} public partial class Region { public Region() { Lists = new HashSet<List>(); } public int RegionId { get; set; } [Required] [StringLength(255)]...

Extending a breeze entity using TypeScript

javascript,typescript,breeze,hottowel
I am developing a website using HotTowel and TypeScript. In John Papa's excellent PluralSight course, he extended a breezejs entity by creating a constructor and using 'Object.defineProperty' to extend it. For example, he added a property called fullName as follows. NB: metadataStore is the breezejs metadata store function registerPerson(metadataStore) {...

breeze: how to filter collection in count condition

collections,breeze,predicate
I have a class named A, it has a property B who is a collection of class C, and I want to filter some records of A by A.B.count > 0, below is my tried queries: breeze.Predicate.create("B().length", ">", 0); breeze.Predicate.create("B()[0]", "!=", null); breeze.Predicate.create("B()","all","length", ">", 0); I got the error:TypeError: this._fnNode1...

BreezeJS modified route not working

asp.net,breeze
My application has two databases with exactly the same schema. Basically, I need to change the DbContext based on what data I'm accessing. Two countries are in one Db and 4 countries in the other. I want the client to decide which context is being used. I tried changing my...

breeze.js not honoring the “noTracking” option when end point returns multiple result sets

api,entity,breeze
Consider this breze query: return EntityQuery.from('myAPI') .noTracking(true) .using(manager).execute() .then(querySucceeded) .fail(queryFailed); My API is defined like this: [HttpGet] public object myAPI() { // var userId = get the users id from auth ticket var userPref = _contextProvider.Context.UserPreferences.Where(u => u.userId == userId); var userOptions = _contextProvider.Context.UserOptions.Where(u => u.userId == userId); return new...