From fdbe02b47e400cdad0c6e0294579150590ac5c14 Mon Sep 17 00:00:00 2001
From: 4gray <serega05@gmail.com>
Date: Fri, 5 Feb 2021 00:09:00 +0100
Subject: [PATCH] feat(epg): epg program list with date navigation

---
 .../epg-list/epg-list.component.html          | 112 ++++++++++++------
 .../epg-list/epg-list.component.scss          |  44 ++++---
 .../epg-list/epg-list.component.spec.ts       |   8 +-
 .../components/epg-list/epg-list.component.ts |  59 ++++++---
 4 files changed, 147 insertions(+), 76 deletions(-)

diff --git a/src/app/player/components/epg-list/epg-list.component.html b/src/app/player/components/epg-list/epg-list.component.html
index 66a585c5d..1c9c2201d 100644
--- a/src/app/player/components/epg-list/epg-list.component.html
+++ b/src/app/player/components/epg-list/epg-list.component.html
@@ -1,49 +1,87 @@
 <ng-container *ngIf="channel; else noEpg">
-    <div fxFlex="80px" id="channel-info" fxLayoutAlign="row" fxLayoutGap="10px">
-        <div fxLayoutAlign="column" fxLayoutGap="10px">
-            <div fxFlex="48px" fxFlexAlign="center">
+    <!-- channel info panel -->
+    <div fxFlex="120px" id="channel-info" fxLayout="column">
+        <div fxFlex="79px" fxLayout="row" fxLayoutGap="10px">
+            <div
+                fxFlex="60px"
+                class="channel-icon"
+                fxLayoutAlign="center center"
+            >
                 <img *ngIf="channel?.icon" [src]="channel.icon" width="48" />
             </div>
-            <div fxFlex="100">
-                <div class="channel-name">{{ channel?.name[0]?.value }}</div>
-                <ng-container>
-                    <div class="playing-now">Playing now:</div>
-                    <div class="epg-program-name">
-                        {{
-                            playingNow
-                                ? playingNow.title[0]?.value
-                                : 'Live stream'
-                        }}
-                    </div>
-                </ng-container>
+            <div fxFlex="100" fxFlexAlign="center">
+                <div class="channel-name">
+                    {{ channel?.name[0]?.value }}
+                </div>
+                <div class="program-name">
+                    {{
+                        playingNow ? playingNow.title[0]?.value : 'Live stream'
+                    }}
+                </div>
             </div>
         </div>
+        <div fxFlex="40px" fxLayout="row" id="date-navigator">
+            <button
+                fxFlex="40px"
+                mat-icon-button
+                (click)="changeDate('prev')"
+                matTooltip="Previous day"
+            >
+                <mat-icon>chevron_left</mat-icon>
+            </button>
+            <span
+                class="selected-date"
+                fxFlex="100"
+                fxLayoutAlign="center center"
+            >
+                {{ dateToday | momentDate: 'YYYYMMDD':'MMMM Do dddd' }}</span
+            >
+            <button
+                fxFlex="40px"
+                mat-icon-button
+                (click)="changeDate('next')"
+                matTooltip="Next day"
+            >
+                <mat-icon>chevron_right</mat-icon>
+            </button>
+        </div>
     </div>
+
+    <!-- program list -->
     <mat-selection-list fxFlex [multiple]="false">
-        <mat-list-option
-            *ngFor="let item of items"
-            [value]="item"
-            [class.active]="timeNow >= item.start && timeNow <= item.stop"
-            (click)="
-                setEpgProgram(
-                    item,
-                    timeNow >= item.start && timeNow <= item.stop
-                )
-            "
-        >
-            <div matLine>
-                <span class="time">{{ item.start }} - {{ item.stop }}</span>
-                <span
-                    *ngIf="timeNow >= item.start && timeNow <= item.stop"
-                    class="live-badge"
-                    >live</span
-                >
-            </div>
-            <p matLine>{{ item?.title[0]?.value }}</p>
-            <mat-divider></mat-divider>
-        </mat-list-option>
+        <ng-container *ngIf="items?.length > 0; else epgNotAvailable">
+            <mat-list-option
+                *ngFor="let item of items"
+                [value]="item"
+                [class.active]="timeNow >= item.start && timeNow <= item.stop"
+                (click)="
+                    setEpgProgram(
+                        item,
+                        timeNow >= item.start && timeNow <= item.stop
+                    )
+                "
+            >
+                <div matLine>
+                    <span class="time">{{ item.start }} - {{ item.stop }}</span>
+                    <span
+                        *ngIf="timeNow >= item.start && timeNow <= item.stop"
+                        class="live-badge"
+                        >live</span
+                    >
+                </div>
+                <p matLine>{{ item?.title[0]?.value }}</p>
+                <mat-divider></mat-divider>
+            </mat-list-option>
+        </ng-container>
+        <ng-template #epgNotAvailable>
+            <mat-list-option
+                >Ooops, EPG is not available for the selected
+                date</mat-list-option
+            >
+        </ng-template>
     </mat-selection-list>
 </ng-container>
+
 <ng-template #noEpg>
     <mat-list>
         <mat-list-item>
diff --git a/src/app/player/components/epg-list/epg-list.component.scss b/src/app/player/components/epg-list/epg-list.component.scss
index 94ab206d1..9dacbad6d 100644
--- a/src/app/player/components/epg-list/epg-list.component.scss
+++ b/src/app/player/components/epg-list/epg-list.component.scss
@@ -12,10 +12,9 @@
 .active {
     border-bottom: 1px dashed #666;
     background: linear-gradient(to top, #d2d2d2 0%, #d6d6d6 20%, rgba(255, 255, 255, 0) 100%)
-
 }
 
-.time, .playing-now {
+.time {
     color: #666;
     border-bottom: 1px solid #ccc;
     font-size: 0.8em;
@@ -23,29 +22,27 @@
     margin-bottom: 5px;
 }
 
-.epg-program-name {
-    overflow: hidden;
-    text-overflow: ellipsis;
-    display: -webkit-box;
-    -webkit-line-clamp: 1;
-    -webkit-box-orient: vertical;
-    font-size: 0.9em;
-}
-
 #channel-info {
-    padding:10px;
     border-bottom: 1px solid #ccc;
     box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
     background-color: #ccc;
-}
 
-.channel-name {
-    font-weight: 800;
-}
+    .channel-icon {
+        overflow: hidden;
+    }
 
-mat-list {
-    height: calc(100vh - 110px);
-    overflow: auto;
+    .channel-name {
+        font-weight: 800;
+    }
+
+    .program-name {
+        overflow: hidden;
+        text-overflow: ellipsis;
+        display: -webkit-box;
+        -webkit-line-clamp: 1;
+        -webkit-box-orient: vertical;
+        font-size: 0.9em;
+    }
 }
 
 mat-selection-list {
@@ -60,4 +57,13 @@ mat-selection-list {
     text-transform: uppercase;
     margin-left: 6px;
     font-size: 0.8em;
+}
+
+#date-navigator {
+    border-top: 1px solid #999;
+
+    .selected-date {
+        font-size: 0.9em;
+        color: #333;
+    }
 }
\ No newline at end of file
diff --git a/src/app/player/components/epg-list/epg-list.component.spec.ts b/src/app/player/components/epg-list/epg-list.component.spec.ts
index 169fe22fa..7d241d25e 100644
--- a/src/app/player/components/epg-list/epg-list.component.spec.ts
+++ b/src/app/player/components/epg-list/epg-list.component.spec.ts
@@ -2,12 +2,14 @@
 import { async, ComponentFixture, TestBed } from '@angular/core/testing';
 import { EpgListComponent, EpgData } from './epg-list.component';
 import { MatListModule } from '@angular/material/list';
-import { MockModule } from 'ng-mocks';
+import { MockModule, MockPipe } from 'ng-mocks';
 import { ElectronService } from '../../../services/electron.service';
 import { ElectronServiceStub } from '../../../home/home.component.spec';
 import * as moment from 'moment';
 import { EPG_GET_PROGRAM_DONE } from '../../../shared/ipc-commands';
 import { ChannelStore } from '../../../state';
+import { MomentDatePipe } from '../../../shared/pipes/moment-date.pipe';
+import { MatIconModule } from '@angular/material/icon';
 
 describe('EpgListComponent', () => {
     let component: EpgListComponent;
@@ -77,8 +79,8 @@ describe('EpgListComponent', () => {
 
     beforeEach(async(() => {
         TestBed.configureTestingModule({
-            declarations: [EpgListComponent],
-            imports: [MockModule(MatListModule)],
+            declarations: [EpgListComponent, MockPipe(MomentDatePipe)],
+            imports: [MockModule(MatIconModule), MockModule(MatListModule)],
             providers: [
                 { provide: ElectronService, useClass: ElectronServiceStub },
             ],
diff --git a/src/app/player/components/epg-list/epg-list.component.ts b/src/app/player/components/epg-list/epg-list.component.ts
index cf7f8e818..23b82df4e 100644
--- a/src/app/player/components/epg-list/epg-list.component.ts
+++ b/src/app/player/components/epg-list/epg-list.component.ts
@@ -37,6 +37,8 @@ export class EpgListComponent {
     /** Current time as formatted string */
     timeNow: string;
 
+    selectedDate: string;
+
     /**
      * Creates an instance of EpgListComponent
      * @param electronService
@@ -61,25 +63,11 @@ export class EpgListComponent {
      */
     handleEpgData(programs: { payload: EpgData }): void {
         if (programs.payload?.items?.length > 0) {
+            this.programs = programs;
             this.timeNow = moment(Date.now()).format('HH:mm');
             this.dateToday = moment(Date.now()).format('YYYYMMDD');
             this.channel = programs.payload?.channel;
-            this.items = programs.payload?.items
-                .filter((item) =>
-                    item.start.includes(this.dateToday.toString())
-                )
-                .map((program) => ({
-                    ...program,
-                    start: moment(program.start, 'YYYYMMDDHHmm ZZ').format(
-                        'HH:mm'
-                    ),
-                    stop: moment(program.stop, 'YYYYMMDDHHmm ZZ').format(
-                        'HH:mm'
-                    ),
-                }))
-                .sort((a, b) => {
-                    return a.start.localeCompare(b.start);
-                });
+            this.items = this.selectPrograms(programs);
 
             this.setPlayingNow();
         } else {
@@ -88,6 +76,42 @@ export class EpgListComponent {
         }
     }
 
+    /**
+     * Selects the program based on the active date
+     * @param programs object with all available epg programs for the active channel
+     */
+    selectPrograms(programs: { payload: EpgData }): EpgProgram[] {
+        return programs.payload?.items
+            .filter((item) => item.start.includes(this.dateToday.toString()))
+            .map((program) => ({
+                ...program,
+                start: moment(program.start, 'YYYYMMDDHHmm ZZ').format('HH:mm'),
+                stop: moment(program.stop, 'YYYYMMDDHHmm ZZ').format('HH:mm'),
+            }))
+            .sort((a, b) => {
+                return a.start.localeCompare(b.start);
+            });
+    }
+
+    /**
+     * Changes the date to update the epg list with programs
+     * @param direction direction to switch
+     */
+    changeDate(direction: 'next' | 'prev'): void {
+        let dateToSwitch;
+        if (direction === 'next') {
+            dateToSwitch = moment(this.dateToday, 'YYYYMMDD')
+                .add(1, 'days')
+                .format('YYYYMMDD');
+        } else if (direction === 'prev') {
+            dateToSwitch = moment(this.dateToday, 'YYYYMMDD')
+                .subtract(1, 'days')
+                .format('YYYYMMDD');
+        }
+        this.dateToday = dateToSwitch;
+        this.items = this.selectPrograms(this.programs);
+    }
+
     /**
      * Sets the playing now variable based on the current time
      */
@@ -99,7 +123,8 @@ export class EpgListComponent {
 
     /**
      * Sets the provided epg program as active and starts to play
-     * @param program
+     * @param program epg program to set
+     * @param isLive live stream flag
      */
     setEpgProgram(program: EpgProgram, isLive?: boolean): void {
         isLive