Modal Route above query

components.modal-component.js

import Ember from 'ember';

export default Ember.Component.extend({
  
  isOpen: false,
  
  classNameBindings: ['isOpen:modalDialog:notOpen'],
  
  actions: {
    close(){
      this.get('onClose')()
    }
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({

});

controllers.module1.query.add.js

import Ember from 'ember';

export default Ember.Controller.extend({
  actions:{
    routeClosed(){
      this.transitionToRoute('module1.query')
    },
    save(){
     this.get('model').save().then(record=>{
       this.transitionToRoute('module1.query')
     })
    }
  }
});

controllers.module1.query.delete.js

import Ember from 'ember';

export default Ember.Controller.extend({
  actions:{
    routeClosed(){
      this.transitionToRoute('module1.query')
    },
    save(){
      console.log()
      this.get('model').deleteRecord()
      this.get('model').save().then(()=>{
       this.transitionToRoute('module1.query')
     	})
    }
  }
});

controllers.module1.query.js

import Ember from 'ember';

export default Ember.Controller.extend({
  actions:{
    routeClosed(){
      this.transitionToRoute('module1.query')
    }
  }
});

controllers.module1.query.update.js

import Ember from 'ember';

export default Ember.Controller.extend({
  actions:{
    routeClosed(){
      this.transitionToRoute('module1.query')
    },
    save(){
     this.get('model').save().then(record=>{
       this.transitionToRoute('module1.query')
     })
    }
  }
});

mirage.config.js

export default function() {
  window.server = this;
  this.get('items')
  this.post('items')
  this.patch('items/:id')
  this.delete('items/:id')
};

mirage.fixtures.item.js

export default [
  {title: 'Item 1'},
  {title: 'Item 2'},
  {title: 'Item 3'},
  {title: 'Item 4'},
  {title: 'Item 5'},
  {title: 'Item 6'},
  {title: 'Item 7'},
  {title: 'Item 8'},
  {title: 'Item 9'},
  {title: 'Item 10'},
  {title: 'Item 11'},
  {title: 'Item 12'}
];

mirage.models.item.js

import { Model } from 'ember-cli-mirage';

export default Model.extend({
  
});

mirage.scenarios.default.js

export default function(server) {
  window.server = server;
  server.create('task');
}

models.item.js

export default DS.Model.extend({
  title: DS.attr('string')
});

router.js

import Ember from 'ember';
import config from './config/environment';

const Router = Ember.Router.extend({
  location: 'none'
});

Router.map(function() {
  this.route('module1',function(){
    this.route('query',function(){
      this.route('add')
      this.route('update', { path: '/update/:item_id' })
      this.route('delete', { path: '/delete/:item_id' })
    })
  })
  this.route('module2',function(){
    this.route('query',function(){
      this.route('add')
      this.route('update')
      this.route('delete')
    })
  })
});

export default Router;

routes.module1.js

import Ember from 'ember';

export default Ember.Route.extend({
});

routes.module1.query.add.js

import Ember from 'ember';

export default Ember.Route.extend({
  model(params){
   	return this.store.createRecord('item')
  }
});

routes.module1.query.delete.js

import Ember from 'ember';

export default Ember.Route.extend({
  model(params){
   	return this.store.query('item',params.item_id) 
  }
});

routes.module1.query.js

import Ember from 'ember';

export default Ember.Route.extend({
	model(){
    return this.store.findAll('item')
  }
});

routes.module1.query.update.js

import Ember from 'ember';

export default Ember.Route.extend({
  model(params){
   	return this.store.query('item',params.item_id) 
  }
});

routes.module2.js

import Ember from 'ember';

export default Ember.Route.extend({
});

routes.module2.query.js

import Ember from 'ember';

export default Ember.Route.extend({
});

styles.app.css

.notOpen {
 	display: none; 
}

.modalDialog {
    display: block;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgb(0,0,0);
    background-color: rgba(0,0,0,0.4);
}
.modalDialog > div {
    width: 200px;
    position: relative;
    margin: 10% auto;
    padding: 5px 20px 13px 20px;
    background: #fff;
}
.close:hover {
    background: #00d9ff;
}

templates.application.hbs

{{link-to 'module1' 'module1'}}|{{link-to 'module2' 'module2'}}
<hr/>
{{outlet}}

templates.components.modal-component.hbs

<div>
{{yield}}
</div>

<button class='close' {{action 'close'}}>Close Me</button>

templates.module1.hbs

Module 1 {{link-to 'query' 'module1.query'}}
<hr/>
{{outlet}}

templates.module1.query.add.hbs

{{#modal-component isOpen=true onClose=(action "routeClosed")}}
	<div>
  	Title:{{input value=model.title}}
  </div>
  <button {{action 'save'}}>Save</button>
{{/modal-component}}

templates.module1.query.delete.hbs

{{#modal-component isOpen=true onClose=(action "routeClosed")}}
 Are you sure you want to delete this item ?
   <button {{action 'save'}}>Yes</button>
{{/modal-component}}

templates.module1.query.hbs

Queried List<br/> 
{{link-to 'add' 'module1.query.add'}}
<ul>
{{#each model as |item|}}
	<li>{{item.id}}-{{item.title}} {{link-to 'u' 'module1.query.update' item}}
  {{link-to 'd' 'module1.query.delete' item}}</li>
{{/each}}
</ul>

{{outlet}}

templates.module1.query.update.hbs

{{#modal-component isOpen=true onClose=(action "routeClosed")}}
	<div>
  	Title:{{input value=model.title}}
  </div>
  <button {{action 'save'}}>Save</button>
{{/modal-component}}

templates.module2.hbs

Module 2
<hr/>
{{outlet}}

twiddle.json

{
  "version": "0.8.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "ENV": {
    "ember-cli-mirage": {
      "enabled": true
    }
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.5.1",
    "ember-data": "2.5.2",
    "ember-template-compiler": "2.5.1"
  },
  "addons": {
    "ember-cli-mirage": "0.2.0-beta.8"
  }
}