From 39655a629e4b1b11a62b8fa64205c8440762e704 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Charles-=C3=89ric?= <charlesericbourget@gmail.com>
Date: Fri, 21 Apr 2017 15:38:56 -0400
Subject: [PATCH] feat(media): media service (#18)

---
 src/lib/core/media/index.ts               |  2 ++
 src/lib/core/media/media.service.spec.ts  | 17 +++++++++
 src/lib/core/media/media.service.ts       | 43 +++++++++++++++++++++++
 src/lib/core/media/media.type.ts          |  1 +
 src/lib/core/message/message.interface.ts |  7 ----
 src/lib/core/module.ts                    |  7 ++--
 6 files changed, 68 insertions(+), 9 deletions(-)
 create mode 100644 src/lib/core/media/index.ts
 create mode 100644 src/lib/core/media/media.service.spec.ts
 create mode 100644 src/lib/core/media/media.service.ts
 create mode 100644 src/lib/core/media/media.type.ts

diff --git a/src/lib/core/media/index.ts b/src/lib/core/media/index.ts
new file mode 100644
index 0000000000..d662caabaf
--- /dev/null
+++ b/src/lib/core/media/index.ts
@@ -0,0 +1,2 @@
+export * from './media.type';
+export * from './media.service';
diff --git a/src/lib/core/media/media.service.spec.ts b/src/lib/core/media/media.service.spec.ts
new file mode 100644
index 0000000000..09eefe7d04
--- /dev/null
+++ b/src/lib/core/media/media.service.spec.ts
@@ -0,0 +1,17 @@
+import { TestBed, inject } from '@angular/core/testing';
+
+import { MediaService } from './media.service';
+
+describe('MediaService', () => {
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      providers: [
+        MediaService
+      ]
+    });
+  });
+
+  it('should ...', inject([MediaService], (service: MediaService) => {
+    expect(service).toBeTruthy();
+  }));
+});
diff --git a/src/lib/core/media/media.service.ts b/src/lib/core/media/media.service.ts
new file mode 100644
index 0000000000..a98ddac2a1
--- /dev/null
+++ b/src/lib/core/media/media.service.ts
@@ -0,0 +1,43 @@
+import { Injectable} from '@angular/core';
+import { BehaviorSubject } from 'rxjs/BehaviorSubject';
+
+import { Media } from './media.type';
+
+
+@Injectable()
+export class MediaService {
+
+  public media$ = new BehaviorSubject<Media>(undefined);
+
+  private media: Media;
+
+  constructor() {
+    this.setMedia();
+
+    window.addEventListener('resize', (event) => {
+     this.setMedia();
+    });
+  }
+
+  getMedia(): Media {
+    const width = window.innerWidth;
+
+    let media = 'desktop';
+    if (width <= 500) {
+      media = 'mobile';
+    } else if (width <= 800) {
+      media = 'tablet';
+    }
+
+    return media as Media;
+  }
+
+  private setMedia() {
+    const media = this.getMedia();
+    if (media !== this.media) {
+      this.media = media;
+      this.media$.next(media);
+    }
+  }
+
+}
diff --git a/src/lib/core/media/media.type.ts b/src/lib/core/media/media.type.ts
new file mode 100644
index 0000000000..38d58ea528
--- /dev/null
+++ b/src/lib/core/media/media.type.ts
@@ -0,0 +1 @@
+export type Media = 'mobile' | 'tablet' | 'desktop';
diff --git a/src/lib/core/message/message.interface.ts b/src/lib/core/message/message.interface.ts
index 110b5dc0ee..4af490f122 100644
--- a/src/lib/core/message/message.interface.ts
+++ b/src/lib/core/message/message.interface.ts
@@ -8,10 +8,3 @@ export interface Message {
 export interface MessageOptions {
   timeOut: number;
 }
-
-export enum MessageType {
-  ERROR = <any> 'error',
-  WARN = <any> 'warn',
-  INFO = <any> 'info',
-  SUCCESS = <any> 'success'
-}
diff --git a/src/lib/core/module.ts b/src/lib/core/module.ts
index 4de85739a6..bdcc219865 100644
--- a/src/lib/core/module.ts
+++ b/src/lib/core/module.ts
@@ -1,7 +1,8 @@
 import { NgModule, ModuleWithProviders } from '@angular/core';
 
-import { RequestService } from './request';
+import { MediaService } from './media';
 import { MessageService } from './message';
+import { RequestService } from './request';
 
 
 @NgModule({
@@ -13,6 +14,7 @@ export class IgoCoreModule {
     return {
       ngModule: IgoCoreModule,
       providers: [
+        MediaService,
         MessageService,
         RequestService
       ]
@@ -20,5 +22,6 @@ export class IgoCoreModule {
   }
 }
 
-export * from './request';
+export * from './media';
 export * from './message';
+export * from './request';