deleted/destroyed

adapters.foo\.js

import RESTAdapter from 'ember-data/adapters/rest';
import { resolve } from 'rsvp';

export default class FooAdapter extends RESTAdapter { 
  findRecord() {
    console.log('finding record')
    
    return resolve({
      foo: {
        id: 1,
        name: 'Foo 1'
      }
    });
  }
  
  deleteRecord() {
    console.log('deleting')
    
    return resolve();
  }
}

controllers.application\.js

import Controller from '@ember/controller';
import { action } from '@ember/object';
import { next } from '@ember/runloop';

export default class extends Controller {
  @action
  async deleteFoo(foo) {
    console.log(foo); 
    
    await foo.destroyRecord();

    console.log(foo.isDeleted);
    console.log(foo.isDestroyed);
    
    foo.destroy();
    
    console.log(foo.isDestroyed);
    next(() => {
       console.log(foo.isDestroyed);
    });
  }
}

models.foo\.js

import Model from 'ember-data/model';
import attr from 'ember-data/attr';

export default class FooModel extends Model {
  @attr('string') name;
}

routes.application\.js

import Route from '@ember/routing/route';
import { inject } from '@ember/service';

export default class extends Route {
  @inject store;
  
  model() {
    return this.store.findRecord('foo', 1);
  }
}

serializers.foo\.js

import RESTSerializer from 'ember-data/serializers/rest';

export default class FooSerializer extends RESTSerializer {}

templates.application\.hbs

{{@model.name}}

<br />


<button {{on "click" (fn this.deleteFoo @model)}}>
  Delete Foo
</button>

twiddle\.json

{
  "version": "0.17.1",
  "EmberENV": {
    "FEATURES": {},
    "_TEMPLATE_ONLY_GLIMMER_COMPONENTS": false,
    "_APPLICATION_TEMPLATE_WRAPPER": true,
    "_JQUERY_INTEGRATION": true
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.js",
    "ember": "3.18.1",
    "ember-template-compiler": "3.18.1",
    "ember-testing": "3.18.1"
  },
  "addons": {
    "@glimmer/component": "1.0.0",
    "ember-data": "3.18.0"
  }
}