A framework for blazor which acts as an interface to IndexedDB
An easy way to interact with IndexedDB and make it feel like EFCore but async.
PM> Install-Package Reshiru.Blazor.IndexedDB.Framework
services.AddSingleton<IIndexedDbFactory, IndexedDbFactory>();
IIndexedDbFactory is used to create your database connection and will create the database instance for you. IndexedDbFactory requires an instance IJSRuntime, should normally already be registered.
public class ExampleDb : IndexedDb
{
public ExampleDb(IJSRuntime jSRuntime, string name, int version) : base(jSRuntime, name, version) { }
public IndexedSet<Person> People { get; set; }
}
public class Person
{
[System.ComponentModel.DataAnnotations.Key]
public long Id { get; set; }
public string FirstName { get; set; }
public string LastName { get; set; }
}
using (var db = await this.DbFactory.Create<ExampleDb>())
{
db.People.Add(new Person()
{
FirstName = "First",
LastName = "Last"
});
await db.SaveChanges();
}
Note: To remove an element it is faster to use a already created reference. You should be able to also remove an object only by it's id but you have to use the .Remove(object) method (eg. .Remove(new object() { Id = 1 }))
using (var db = await this.DbFactory.Create<ExampleDb>())
{
var firstPerson = db.People.First();
db.People.Remove(firstPerson);
await db.SaveChanges();
}
using (var db = await this.DbFactory.Create<ExampleDb>())
{
var personWithId1 = db.People.Single(x => x.Id == 1);
personWithId1.FirstName = "This is 100% a first name";
await db.SaveChanges();
}
Licensed under the MIT license.