added column selection hotkeys

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "sengi",
-  "version": "0.15.0",
+  "version": "0.16.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -857,6 +857,11 @@
         "@types/jasmine": "*"
       }
     },
+    "@types/mousetrap": {
+      "version": "1.6.3",
+      "resolved": "https://registry.npmjs.org/@types/mousetrap/-/mousetrap-1.6.3.tgz",
+      "integrity": "sha512-13gmo3M2qVvjQrWNseqM3+cR6S2Ss3grbR2NZltgMq94wOwqJYQdgn8qzwDshzgXqMlSUtyPZjysImmktu22ew=="
+    },
     "@types/node": {
       "version": "8.9.5",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-8.9.5.tgz",
@@ -1189,6 +1194,15 @@
       "integrity": "sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=",
       "dev": true
     },
+    "angular2-hotkeys": {
+      "version": "2.1.5",
+      "resolved": "https://registry.npmjs.org/angular2-hotkeys/-/angular2-hotkeys-2.1.5.tgz",
+      "integrity": "sha512-HiAnK1pW7lns5LpxtRsdkRRb5iVa7fv8Cf69Jye6l9gI6/IyvaVDptRtsWmdIG7VAr2Ngz6Yeehkym39O/LdgA==",
+      "requires": {
+        "@types/mousetrap": "^1.6.0",
+        "mousetrap": "^1.6.0"
+      }
+    },
     "ansi-align": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ansi-align/-/ansi-align-2.0.0.tgz",
@@ -8105,6 +8119,11 @@
         }
       }
     },
+    "mousetrap": {
+      "version": "1.6.3",
+      "resolved": "https://registry.npmjs.org/mousetrap/-/mousetrap-1.6.3.tgz",
+      "integrity": "sha512-bd+nzwhhs9ifsUrC2tWaSgm24/oo2c83zaRyZQF06hYA6sANfsXHtnZ19AbbbDXCDzeH5nZBSQ4NvCjgD62tJA=="
+    },
     "move-concurrently": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/move-concurrently/-/move-concurrently-1.0.1.tgz",

package.json

@@ -45,6 +45,7 @@
         "@fortawesome/free-solid-svg-icons": "^5.7.0",
         "@ngxs/storage-plugin": "^3.2.0",
         "@ngxs/store": "^3.2.0",
+        "angular2-hotkeys": "^2.1.5",
         "bootstrap": "^4.1.3",
         "core-js": "^2.5.4",
         "emojione": "~4.5.0",

src/app/app.module.ts

@@ -16,6 +16,7 @@ import { FontAwesomeModule } from '@fortawesome/angular-fontawesome';
 import { ContextMenuModule } from 'ngx-contextmenu';
 import { PickerModule } from '@ctrl/ngx-emoji-mart';
 import { OwlDateTimeModule, OwlNativeDateTimeModule } from 'ng-pick-datetime';
+import { HotkeyModule } from 'angular2-hotkeys';
 
 import { AppComponent } from "./app.component";
 import { LeftSideBarComponent } from "./components/left-side-bar/left-side-bar.component";
@@ -159,7 +160,8 @@ const routes: Routes = [
             SettingsState
         ]),
         NgxsStoragePluginModule.forRoot(),
-        ContextMenuModule.forRoot()
+        ContextMenuModule.forRoot(),
+        HotkeyModule.forRoot()
     ],
     providers: [AuthService, NavigationService, NotificationService, MastodonService, StreamingService],
     bootstrap: [AppComponent],

src/app/components/streams-selection-footer/streams-selection-footer.component.html

@@ -1,5 +1,7 @@
 <div class="streams-selection-footer">
-  <a class="stream-selection" *ngFor="let str of streams; let i=index" href (click)="onColumnSelection(i)" title="open {{getDisplayableName(str)}}">
-    <span class="stream-selection__column-reprensentation" [class.stream-selection__column-reprensentation--selected]="str.isSelected"></span>
-  </a>
+    <a class="stream-selection" *ngFor="let str of streams; let i=index" href (click)="onColumnSelection(i)"
+        title="open {{getDisplayableName(str.stream)}}">
+        <span class="stream-selection__column-reprensentation"
+            [class.stream-selection__column-reprensentation--selected]="str.isSelected"></span>
+    </a>
 </div>

src/app/components/streams-selection-footer/streams-selection-footer.component.ts

@@ -1,7 +1,9 @@
 import { Component, OnInit } from '@angular/core';
 import { Observable } from 'rxjs';
-import { StreamElement, StreamTypeEnum } from '../../states/streams.state';
 import { Store } from '@ngxs/store';
+import { HotkeysService, Hotkey } from 'angular2-hotkeys';
+
+import { StreamElement, StreamTypeEnum } from '../../states/streams.state';
 import { NavigationService } from '../../services/navigation.service';
 
 @Component({
@@ -14,9 +16,20 @@ export class StreamsSelectionFooterComponent implements OnInit {
     private streams$: Observable<StreamElement[]>;
 
     constructor(
+        private readonly hotkeysService: HotkeysService,
         private readonly navigationService: NavigationService,
         private readonly store: Store) {
         this.streams$ = this.store.select(state => state.streamsstatemodel.streams);
+
+        this.hotkeysService.add(new Hotkey('ctrl+right', (event: KeyboardEvent): boolean => {
+            this.nextColumnSelected();
+            return false;
+        }));
+
+        this.hotkeysService.add(new Hotkey('ctrl+left', (event: KeyboardEvent): boolean => {
+            this.previousColumnSelected();
+            return false;
+        }));
     }
 
     ngOnInit() {
@@ -25,9 +38,36 @@ export class StreamsSelectionFooterComponent implements OnInit {
         });
     }
 
+    private nextColumnSelected() {
+        const nbStreams =  this.streams.length;
+        const selectedElement = this.streams.find(x => x.isSelected);
+        let currentSelectionIndex = 0;
+        if (selectedElement) {
+            currentSelectionIndex = this.streams.indexOf(selectedElement);
+        }
+
+        if(currentSelectionIndex < nbStreams - 1){
+            this.onColumnSelection(currentSelectionIndex + 1);
+        }
+    }
+
+    private previousColumnSelected() {
+        const selectedElement = this.streams.find(x => x.isSelected);
+        let currentSelectionIndex = 0;
+        if (selectedElement) {
+            currentSelectionIndex = this.streams.indexOf(selectedElement);
+        }
+
+        if(currentSelectionIndex > 0){
+            this.onColumnSelection(currentSelectionIndex - 1);
+        } else {
+            this.onColumnSelection(0);
+        }
+    }
+
     onColumnSelection(index: number): boolean {
         this.streams.forEach(x => x.isSelected = false);
-        
+
         const selectedStream = this.streams[index];
         selectedStream.isSelected = true;
 
@@ -59,7 +99,7 @@ export class StreamsSelectionFooterComponent implements OnInit {
 }
 
 class SelectableStream {
-    constructor(public readonly stream: StreamElement){
+    constructor(public readonly stream: StreamElement) {
     }
 
     isSelected: boolean;