Questions tagged [repository]

For questions about the implementation of the repository design pattern.

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1answer
37 views

Simple todo list VanillaJS - repository pattern

I'm new in JavaScript, so I was looking for some reviews and advice for better code quality. ...
2
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0answers
31 views

Swift MVVM: Repositories - loading entities and dependency injection

I create a lexikon and a navigation for ZOO. I use MVVM architecture supported by ReactiveSwift. I have a few questions about my practises and whether I could write my repositories better and more ...
0
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0answers
30 views

Business logic refactoring needed

I am using asp.net web API and EF code first. I am querying the database based on values inside of the request object (initiate). If there are results, I am updating the database. Then I am querying ...
1
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0answers
120 views

C# Generic Repository and Unit of Work Implementation for Northwind [closed]

I have created 3 projects to implement layered architecture design mainly the - Presentation Layer (Web) - Domain Model Layer - Infrastructure Layer For simplicity, I have only two domain model ...
-2
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2answers
40 views

Initialize global repository or in forms? [closed]

Until now we have always initialized the repositories, that containing MySql functions, at the beginning of each Form Something like that Form example code: <...
4
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1answer
97 views

User controller for a .net core WebAPI dating app

I have this user controller that follows the repository pattern. It works perfect, but is it easy to understand? Is this good quality work? ...
4
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3answers
523 views

Pass IEnumerable<T> as an argument of method and repository pattern

I've seen tutorials of Unit Testing and I've never seen that IEnumerable<T> used as an argument of method. All authors use ...
-2
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1answer
156 views

Repository Pattern and SOLID principles [closed]

I have written the following Repository in C#, using NetCore 2.2 and EF Core. I was thinking how to write properly the Search method according to the SOLID principles. This code gives a null ...
1
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0answers
302 views

Repository + Unit Of Work Pattern in WebAPI

I am refactoring my existing product's webapi part of the solution. Current Repo pattern does not allow me to add custom functions to a specific repository. In result, most of the functions directly ...
3
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0answers
535 views

Generic Unit of Work implementation

I am implementing the unit of work pattern to be used in the logic layer of my application. The goal is to abstract away the tasks of managing transactions / connections. My implementation relies ...
1
vote
1answer
42 views

Laravel function to add a supplier, and associated addresses and contacts

I have a function addSupplier() that adds a supplier. Each supplier has multiple addresses and each address has multiple contacts. ...
1
vote
1answer
43 views

Showing data for a chat with another user

I have a get route to show the data for a chat with another user. If an existing chat exists I want to return that, otherwise create a new chat and return it. ...
2
votes
1answer
92 views

Repository of trainers

This is my first asp.net core web api and i did followed the Repository pattern but i don't know whether this approach is good practice. ...
1
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0answers
1k views

Transaction integrity in asp.net core with entity framework and generic repository

I am not very experienced in Entity Framework, I previously used ADO.Net and Dapper for data persistence. For now, I only read Microsoft docs and watched a few video tutorials. I tried to stick to ...
1
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0answers
204 views

E-commerce site for posting advertisements

I am developing an e-commerce website in ASP.NET MVC. Users can post advertisements of different types on the site. I am using inheritance to define my Ad types, and this review is mainly about ...
3
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0answers
2k views

Structure and Implementation of Generic Repository and Unit of Work patterns with Dapper and SqlTransactions

I am attempting to update some legacy code that I work with, but my knowledge of data access is limited to a basic use of Entity Framework and simple Dapper. After some research, I have a loose ...
3
votes
1answer
54 views

Registering an event participant, using Entity Framework and several associated models

I have a method that is responsible for receiving an object and perform the information saved with Entity Framwork, using the Repository pattern. The issue is that this object is, basically, a DTO. ...
1
vote
1answer
394 views

Cached Repository that can refresh all or a subset of the data

IReadOnlyCachedRepository<T> ...
3
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0answers
1k views

My implementation of repository pattern in Laravel 5.6

...
1
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1answer
724 views

ASP.NET Identity 2.0 UserManager alongside with UnitOfWork and Service-Locator anti-pattern

I was wondering whether it is a good aproach to have Identity 2.0 UserManager next to UnitOfWork pattern? I am using ...
5
votes
2answers
3k views

Repository pattern along with EF and Unit of work

I'm new to this Repository pattern and have seen lot of repository pattern + UoW implementations all over the internet and I'm not able to reach to a conclusion as to which of them is correct . After ...
2
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0answers
966 views

Entity Framework with two databases (with UoW, Repository and Service Layer)

I have two databases: one for a warehouse, second for the office (The db design is out of the scope of this question). There are MANY cross-database funtions. One of those functions is ...
0
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1answer
47 views

Repository layer for MongoDB

I've implemented a quick and dirty repository to save and insert users to a MongoDB. As you can see, it just inserts one and finds one. Not a rocket. The thing is I don't really know what are the ...
0
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1answer
771 views

Entity Framework MVC updating db using a repository method [closed]

I have inherited this code from a legacy project, and it is throwing a New transaction is not allowed because there are other threads running in the session. error. Now I know the problem here is ...
3
votes
1answer
7k views

Generic Repository without Entity Framework

Almost all of generic repository pattern tutorials were making use of EF, so I haven't got much sources to compare my code with. Here is what I have done. Could you please suggest me to fix my wrongs ...
7
votes
2answers
18k views

C# - Entity Framework + Repository pattern + Unit of work pattern

After hours spent on reading various articles about correct way to implement Repository patter & UoW patters I finally think that I have managed to create (hopefully good) implementation. The ...
3
votes
1answer
279 views

Reduce boilerplate with RepositoryPattern

I'm refactoring a WPF application that uses Repository pattern to access the web services, I've got a tons of repository wrote as ...
3
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1answer
61 views

Returning generic types from Repository

Is it bad design if I create repostory with methods that returns generic types. For example in AccountsRepository if I have: ...
1
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1answer
7k views

Using dapper Unit of Work in 3-tier architecture

The Unit of Work: ...
2
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1answer
1k views

Generic repository with UoW and simple injector

I'm implementing a generic repository + UoW pattern with EF6 and simple injector. I feel there is room for improvements. Please let me know if I left out some relevant code, I tried to keep it breif. ...
3
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0answers
374 views

Generic repository accessor in a unit of work

I'm giving the repository + UoW patterns my first shot on the server side, so bear with me. Also, it's worth mentioning that I haven't used an IoC container on the server side before either, so I'll ...
2
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0answers
358 views

Unit of Work pattern for NHibernate

I have the following code implemented in C# for NHibernate: ...
1
vote
1answer
335 views

First attempt at Data Driven Design with MVC, to manage a user list

After what I've felt is a sufficient amount of research, I have made my first attempt at a domain driven design MVC project. I would love for you guys to tear it apart and give me pointers to make it ...
3
votes
0answers
2k views

Repository pattern with Specification queries

I'm working on an Android (Java) project which utilizes different analytic metrics (sum of x group by date, sum of x group by id, etc) and I am projecting the data sets into different charts using ...
1
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0answers
2k views

Using IoC Container with Entity Framework Repository Pattern

I am using WPF with Entity Framework 6 (DB first), Caliburn.Micro, and MEF. I am trying to ...
2
votes
1answer
97 views

Handing multiple workflows cleanly in LOB application

Background I'm about to build a LOB application that resembles an e-commerce solution (without paying and being open to the public). It will be used to receive orders for fulfillment purposes based ...
14
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0answers
536 views

Repository pattern in Rust

I'm looking to add a thin layer of abstraction for database interaction in my application. I'm not really looking for a full blown ORM or advanced query builder. I am familiar with Diesel, but its ...
1
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0answers
253 views

Rate my implementation of Unif Of Work with Repository pattern and EF Core

I wanted to try something new in regards of design patterns. I have ended up with Unit Of Work with Repository and EF Core. So I just want to display my "real world" solution and maybe hear what you ...
1
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2answers
378 views

Users repository

At work we use almost always the same pattern EF, DAL and BLL. I wish to try something new. This is the project structure: And here a code sample with only Users entity: ...
3
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0answers
2k views

Custom generic repository pattern

This weekend I made an attempt at a generic repository pattern for entity framework in .NET after reading this blog post. I was wondering how it could be better. I specifically have a couple questions....
1
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1answer
610 views

Instantiate repository classes dynamically

I'm curious about the best way to instantiate my repositories. Currently they're in the main controllers constructor method. I was thinking making separate controllers for inbounds, outbounds, ...
4
votes
1answer
681 views

Event sourcing with Python

I've been studying the event sourcing pattern and trying to come up with a set of classes or minimal library I can share across projects. Below you can find the implementation of this main parts of ...
2
votes
2answers
114 views

Repository searching code duplication

A followup question to this: IQueryable Extensions working on expression for collection property I am working on a project for a family member which involves the use of a database and a repository, ...
3
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1answer
330 views

Repository/persistence-service implementation

I have the following situation: I have... Models like ServerRoom and ServerCabinet ...
1
vote
2answers
151 views

Check repository for a nested entity

I have a Product entity and a ProductCategory entity. Given the Product entity, my ...
3
votes
1answer
6k views

Cached repository implementation for small lists of data models

I have been using Repositories in my ASP.NET MVC projects and I felt the need to fully cache small tables data (dictionaries, cities, countries etc.). This kind of information is changed (very) ...
4
votes
2answers
303 views

Mix of Repository and UOW For Business Library with Entity Per Table Architecture

I am trying to use Entity framework along with UOW in business class where I want to use this layer across multiple types of applications like web, webapi and Windows Services. So I cooked something ...
2
votes
1answer
880 views

Resository Pattern and Unit of Work with ADO.net

I am trying to implement the Repository Pattern with a Unit of work but i dont know if i am on the right direction. This is my Model ...
1
vote
2answers
371 views

PHP OOP Repository overview

I already learned JAVA, a few design patterns (Controllers, etc.) and OOP. I'm trying too build some PHP scripts in OOP (a blog). I want to collect some articles from the DB and store in an array. I'm ...
3
votes
2answers
4k views

Simple Repository Pattern without ORM and Unit Tests

I'm trying to implement the repository pattern in the following manner: Interface: ...