From 7e4d6b171fa87ffb7084344a10d653dd2cb30ea2 Mon Sep 17 00:00:00 2001
From: 4gray <serega05@gmail.com>
Date: Sat, 11 Mar 2023 18:27:16 +0100
Subject: [PATCH] feat: export playlist as m3u

---
 angular.json                                  | 330 +++++++++---------
 .../playlist-info.component.html              |   4 +
 .../playlist-info.component.spec.ts           |   5 +-
 .../playlist-info/playlist-info.component.ts  |  24 +-
 src/app/services/playlists.service.ts         |  11 +-
 src/assets/i18n/de.json                       |   3 +-
 src/assets/i18n/en.json                       |   3 +-
 src/assets/i18n/ru.json                       |   3 +-
 8 files changed, 204 insertions(+), 179 deletions(-)

diff --git a/angular.json b/angular.json
index 4ad1b8370..1c5bbc925 100644
--- a/angular.json
+++ b/angular.json
@@ -1,177 +1,165 @@
 {
-  "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
-  "cli": {
-    "schematicCollections": [
-      "@angular-eslint/schematics"
-    ]
-  },
-  "version": 1,
-  "newProjectRoot": "projects",
-  "projects": {
-    "iptvnator": {
-      "root": "",
-      "sourceRoot": "src",
-      "projectType": "application",
-      "schematics": {
-        "@schematics/angular:application": {
-          "strict": true,
-          "style": "scss"
-        }
-      },
-      "architect": {
-        "build": {
-          "builder": "@angular-builders/custom-webpack:browser",
-          "options": {
-            "outputPath": "dist",
-            "index": "src/index.html",
-            "main": "src/main.ts",
-            "tsConfig": "src/tsconfig.app.json",
-            "polyfills": "src/polyfills.ts",
-            "assets": [
-              "src/favicon.ico",
-              "src/assets",
-              "src/manifest.webmanifest"
-            ],
-            "styles": [
-              "src/styles.scss"
-            ],
-            "scripts": [],
-            "customWebpackConfig": {
-              "path": "./angular.webpack.js",
-              "replaceDuplicatePlugins": true
-            },
-            "serviceWorker": true,
-            "ngswConfigPath": "ngsw-config.json",
-            "webWorkerTsConfig": "tsconfig.worker.json"
-          },
-          "configurations": {
-            "dev": {
-              "optimization": false,
-              "outputHashing": "none",
-              "sourceMap": true,
-              "namedChunks": false,
-              "aot": false,
-              "extractLicenses": true,
-              "vendorChunk": false,
-              "buildOptimizer": false,
-              "fileReplacements": [
-                {
-                  "replace": "src/environments/environment.ts",
-                  "with": "src/environments/environment.dev.ts"
-                }
-              ]
-            },
-            "web": {
-              "optimization": true,
-              "outputHashing": "all",
-              "sourceMap": false,
-              "namedChunks": false,
-              "aot": true,
-              "extractLicenses": true,
-              "vendorChunk": false,
-              "buildOptimizer": true,
-              "fileReplacements": [
-                {
-                  "replace": "src/environments/environment.ts",
-                  "with": "src/environments/environment.web.ts"
-                }
-              ]
-            },
-            "production": {
-              "optimization": true,
-              "outputHashing": "all",
-              "sourceMap": false,
-              "namedChunks": false,
-              "aot": true,
-              "extractLicenses": true,
-              "vendorChunk": false,
-              "buildOptimizer": true,
-              "fileReplacements": [
-                {
-                  "replace": "src/environments/environment.ts",
-                  "with": "src/environments/environment.prod.ts"
-                }
-              ]
-            }
-          }
-        },
-        "serve": {
-          "builder": "@angular-builders/custom-webpack:dev-server",
-          "options": {
-            "browserTarget": "iptvnator:build"
-          },
-          "configurations": {
-            "dev": {
-              "browserTarget": "iptvnator:build:dev"
-            },
-            "web": {
-              "browserTarget": "iptvnator:build:web"
-            },
-            "production": {
-              "browserTarget": "iptvnator:build:production"
-            }
-          }
-        },
-        "extract-i18n": {
-          "builder": "@angular-devkit/build-angular:extract-i18n",
-          "options": {
-            "browserTarget": "iptvnator:build"
-          }
-        },
-        "test": {
-          "builder": "@angular-builders/custom-webpack:karma",
-          "options": {
-            "main": "src/test.ts",
-            "polyfills": "src/polyfills-test.ts",
-            "tsConfig": "src/tsconfig.spec.json",
-            "karmaConfig": "src/karma.conf.js",
-            "scripts": [],
-            "styles": [
-              "src/styles.scss"
-            ],
-            "assets": [
-              "src/assets"
-            ],
-            "customWebpackConfig": {
-              "path": "./angular.webpack.js",
-              "replaceDuplicatePlugins": true
-            },
-            "webWorkerTsConfig": "tsconfig.worker.json"
-          }
-        },
-        "lint": {
-          "builder": "@angular-eslint/builder:lint",
-          "options": {
-            "lintFilePatterns": [
-              "src/**/*.ts",
-              "src/**/*.html"
-            ]
-          }
-        }
-      }
+    "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
+    "cli": {
+        "schematicCollections": ["@angular-eslint/schematics"],
+        "analytics": false
     },
-    "iptvnator-e2e": {
-      "root": "e2e",
-      "projectType": "application",
-      "architect": {
-        "lint": {
-          "builder": "@angular-eslint/builder:lint",
-          "options": {
-            "lintFilePatterns": [
-              "e2e/**/*.ts"
-            ]
-          }
+    "version": 1,
+    "newProjectRoot": "projects",
+    "projects": {
+        "iptvnator": {
+            "root": "",
+            "sourceRoot": "src",
+            "projectType": "application",
+            "schematics": {
+                "@schematics/angular:application": {
+                    "strict": true,
+                    "style": "scss"
+                }
+            },
+            "architect": {
+                "build": {
+                    "builder": "@angular-builders/custom-webpack:browser",
+                    "options": {
+                        "outputPath": "dist",
+                        "index": "src/index.html",
+                        "main": "src/main.ts",
+                        "tsConfig": "src/tsconfig.app.json",
+                        "polyfills": "src/polyfills.ts",
+                        "assets": [
+                            "src/favicon.ico",
+                            "src/assets",
+                            "src/manifest.webmanifest"
+                        ],
+                        "styles": ["src/styles.scss"],
+                        "scripts": [],
+                        "customWebpackConfig": {
+                            "path": "./angular.webpack.js",
+                            "replaceDuplicatePlugins": true
+                        },
+                        "serviceWorker": true,
+                        "ngswConfigPath": "ngsw-config.json",
+                        "webWorkerTsConfig": "tsconfig.worker.json"
+                    },
+                    "configurations": {
+                        "dev": {
+                            "optimization": false,
+                            "outputHashing": "none",
+                            "sourceMap": true,
+                            "namedChunks": false,
+                            "aot": false,
+                            "extractLicenses": true,
+                            "vendorChunk": false,
+                            "buildOptimizer": false,
+                            "fileReplacements": [
+                                {
+                                    "replace": "src/environments/environment.ts",
+                                    "with": "src/environments/environment.dev.ts"
+                                }
+                            ]
+                        },
+                        "web": {
+                            "optimization": true,
+                            "outputHashing": "all",
+                            "sourceMap": false,
+                            "namedChunks": false,
+                            "aot": true,
+                            "extractLicenses": true,
+                            "vendorChunk": false,
+                            "buildOptimizer": true,
+                            "fileReplacements": [
+                                {
+                                    "replace": "src/environments/environment.ts",
+                                    "with": "src/environments/environment.web.ts"
+                                }
+                            ]
+                        },
+                        "production": {
+                            "optimization": true,
+                            "outputHashing": "all",
+                            "sourceMap": false,
+                            "namedChunks": false,
+                            "aot": true,
+                            "extractLicenses": true,
+                            "vendorChunk": false,
+                            "buildOptimizer": true,
+                            "fileReplacements": [
+                                {
+                                    "replace": "src/environments/environment.ts",
+                                    "with": "src/environments/environment.prod.ts"
+                                }
+                            ]
+                        }
+                    }
+                },
+                "serve": {
+                    "builder": "@angular-builders/custom-webpack:dev-server",
+                    "options": {
+                        "browserTarget": "iptvnator:build"
+                    },
+                    "configurations": {
+                        "dev": {
+                            "browserTarget": "iptvnator:build:dev"
+                        },
+                        "web": {
+                            "browserTarget": "iptvnator:build:web"
+                        },
+                        "production": {
+                            "browserTarget": "iptvnator:build:production"
+                        }
+                    }
+                },
+                "extract-i18n": {
+                    "builder": "@angular-devkit/build-angular:extract-i18n",
+                    "options": {
+                        "browserTarget": "iptvnator:build"
+                    }
+                },
+                "test": {
+                    "builder": "@angular-builders/custom-webpack:karma",
+                    "options": {
+                        "main": "src/test.ts",
+                        "polyfills": "src/polyfills-test.ts",
+                        "tsConfig": "src/tsconfig.spec.json",
+                        "karmaConfig": "src/karma.conf.js",
+                        "scripts": [],
+                        "styles": ["src/styles.scss"],
+                        "assets": ["src/assets"],
+                        "customWebpackConfig": {
+                            "path": "./angular.webpack.js",
+                            "replaceDuplicatePlugins": true
+                        },
+                        "webWorkerTsConfig": "tsconfig.worker.json"
+                    }
+                },
+                "lint": {
+                    "builder": "@angular-eslint/builder:lint",
+                    "options": {
+                        "lintFilePatterns": ["src/**/*.ts", "src/**/*.html"]
+                    }
+                }
+            }
+        },
+        "iptvnator-e2e": {
+            "root": "e2e",
+            "projectType": "application",
+            "architect": {
+                "lint": {
+                    "builder": "@angular-eslint/builder:lint",
+                    "options": {
+                        "lintFilePatterns": ["e2e/**/*.ts"]
+                    }
+                }
+            }
         }
-      }
-    }
-  },
-  "schematics": {
-    "@schematics/angular:component": {
-      "prefix": "app",
-      "style": "scss"
     },
-    "@schematics/angular:directive": {
-      "prefix": "app"
+    "schematics": {
+        "@schematics/angular:component": {
+            "prefix": "app",
+            "style": "scss"
+        },
+        "@schematics/angular:directive": {
+            "prefix": "app"
+        }
     }
-  }
 }
diff --git a/src/app/home/recent-playlists/playlist-info/playlist-info.component.html b/src/app/home/recent-playlists/playlist-info/playlist-info.component.html
index 778ac7892..066dc6726 100644
--- a/src/app/home/recent-playlists/playlist-info/playlist-info.component.html
+++ b/src/app/home/recent-playlists/playlist-info/playlist-info.component.html
@@ -67,6 +67,10 @@
         </ng-container>
     </mat-dialog-content>
     <mat-dialog-actions align="end">
+        <button mat-flat-button color="accent" (click)="exportPlaylist()">
+            {{ 'HOME.PLAYLISTS.INFO_DIALOG.EXPORT_PLAYLIST' | translate }}
+        </button>
+        <div style="flex: 1 1 auto"></div>
         <button
             mat-flat-button
             mat-dialog-close
diff --git a/src/app/home/recent-playlists/playlist-info/playlist-info.component.spec.ts b/src/app/home/recent-playlists/playlist-info/playlist-info.component.spec.ts
index c5985e0e6..8489b1147 100644
--- a/src/app/home/recent-playlists/playlist-info/playlist-info.component.spec.ts
+++ b/src/app/home/recent-playlists/playlist-info/playlist-info.component.spec.ts
@@ -13,7 +13,8 @@ import { Actions } from '@ngrx/effects';
 import { provideMockActions } from '@ngrx/effects/testing';
 import { MockStore, provideMockStore } from '@ngrx/store/testing';
 import { TranslateModule } from '@ngx-translate/core';
-import { MockModule, MockPipe } from 'ng-mocks';
+import { MockModule, MockPipe, MockProvider } from 'ng-mocks';
+import { NgxIndexedDBModule } from 'ngx-indexed-db';
 import { Observable } from 'rxjs';
 import { DataService } from '../../../services/data.service';
 import { ElectronServiceStub } from '../../../services/electron.service.stub';
@@ -23,7 +24,6 @@ import { PlaylistInfoComponent } from './playlist-info.component';
 describe('PlaylistInfoComponent', () => {
     let component: PlaylistInfoComponent;
     let fixture: ComponentFixture<PlaylistInfoComponent>;
-    let electronService: DataService;
     let mockStore: MockStore;
     const actions$ = new Observable<Actions>();
 
@@ -45,6 +45,7 @@ describe('PlaylistInfoComponent', () => {
                     UntypedFormBuilder,
                     provideMockStore(),
                     provideMockActions(actions$),
+                    MockProvider(NgxIndexedDBModule),
                 ],
             }).compileComponents();
         })
diff --git a/src/app/home/recent-playlists/playlist-info/playlist-info.component.ts b/src/app/home/recent-playlists/playlist-info/playlist-info.component.ts
index 98d7e12d1..cf28dbd35 100644
--- a/src/app/home/recent-playlists/playlist-info/playlist-info.component.ts
+++ b/src/app/home/recent-playlists/playlist-info/playlist-info.component.ts
@@ -6,16 +6,19 @@ import {
     ReactiveFormsModule,
     UntypedFormBuilder,
     UntypedFormGroup,
-    Validators,
+    Validators
 } from '@angular/forms';
 import { MatButtonModule } from '@angular/material/button';
 import { MatCheckboxModule } from '@angular/material/checkbox';
 import { MatDialogModule, MAT_DIALOG_DATA } from '@angular/material/dialog';
+import { MatIconModule } from '@angular/material/icon';
 import { MatInputModule } from '@angular/material/input';
 import { Store } from '@ngrx/store';
 import { TranslateModule } from '@ngx-translate/core';
+import { firstValueFrom } from 'rxjs';
 import { Playlist } from '../../../../../shared/playlist.interface';
 import { DataService } from '../../../services/data.service';
+import { PlaylistsService } from '../../../services/playlists.service';
 import { PlaylistMeta } from '../../../shared/playlist-meta.type';
 import * as PlaylistActions from '../../../state/actions';
 
@@ -26,6 +29,7 @@ import * as PlaylistActions from '../../../state/actions';
     imports: [
         TranslateModule,
         MatButtonModule,
+        MatIconModule,
         MatInputModule,
         MatCheckboxModule,
         CommonModule,
@@ -49,6 +53,7 @@ export class PlaylistInfoComponent {
         private formBuilder: UntypedFormBuilder,
         private dataService: DataService,
         @Inject(MAT_DIALOG_DATA) playlist: Playlist,
+        private playlistService: PlaylistsService,
         private store: Store
     ) {
         this.playlist = playlist;
@@ -89,4 +94,21 @@ export class PlaylistInfoComponent {
     saveChanges(playlist: PlaylistMeta): void {
         this.store.dispatch(PlaylistActions.updatePlaylistMeta({ playlist }));
     }
+
+    async exportPlaylist() {
+        const playlistAsString = await firstValueFrom(
+            this.playlistService.getRawPlaylistById(this.playlist._id)
+        );
+        const element = document.createElement('a');
+        element.setAttribute(
+            'href',
+            'data:text/plain;charset=utf-8,' +
+                encodeURIComponent(playlistAsString)
+        );
+        element.setAttribute('download', this.playlist.title || 'exported.m3u');
+        element.style.display = 'none';
+        document.body.appendChild(element);
+        element.click();
+        document.body.removeChild(element);
+    }
 }
diff --git a/src/app/services/playlists.service.ts b/src/app/services/playlists.service.ts
index dddc92e1e..b30fc27d6 100644
--- a/src/app/services/playlists.service.ts
+++ b/src/app/services/playlists.service.ts
@@ -7,12 +7,12 @@ import { Channel } from '../../../shared/channel.interface';
 import { GLOBAL_FAVORITES_PLAYLIST_ID } from '../../../shared/constants';
 import {
     Playlist,
-    PlaylistUpdateState,
+    PlaylistUpdateState
 } from '../../../shared/playlist.interface';
 import {
     aggregateFavoriteChannels,
     createFavoritesPlaylist,
-    createPlaylistObject,
+    createPlaylistObject
 } from '../../../shared/playlist.utils';
 import { DbStores } from '../indexed-db.config';
 import { PlaylistMeta } from '../shared/playlist-meta.type';
@@ -191,4 +191,11 @@ export class PlaylistsService {
             )
         );
     }
+
+    getRawPlaylistById(id: string) {
+        return this.dbService.getByID<Playlist>(DbStores.Playlists, id).pipe(map(playlist => {
+            // eslint-disable-next-line @typescript-eslint/restrict-plus-operands
+            return playlist.playlist.header.raw + '\n' + playlist.playlist.items.map(item => item.raw).join('\n');
+        }));
+    }
 }
diff --git a/src/assets/i18n/de.json b/src/assets/i18n/de.json
index 9bb79383f..75c9b5759 100644
--- a/src/assets/i18n/de.json
+++ b/src/assets/i18n/de.json
@@ -65,7 +65,8 @@
                 "UPDATE_FAILED": "Update fehlgeschlagen",
                 "AUTO_UPDATE": "Auto-update",
                 "AUTO_UPDATE_DESCRIPTION": "Wenn die Auto-Refresh-Funktion aktiviert ist, wird die Wiedergabeliste bei jedem Start der Anwendung automatisch aktualisiert.",
-                "CUSTOM_USER_AGENT": "Einige IPTV-Anbieter benötigen einen bestimmten 'User-Agent', um ihre Playlist abspielen zu können."
+                "CUSTOM_USER_AGENT": "Einige IPTV-Anbieter benötigen einen bestimmten 'User-Agent', um ihre Playlist abspielen zu können.",
+                "EXPORT_PLAYLIST": "Als m3u exportieren"
             },
             "UPDATED": "Aktualisiert am",
             "REFRESH": "Aktualisieren",
diff --git a/src/assets/i18n/en.json b/src/assets/i18n/en.json
index 937f36405..b7dc580d3 100644
--- a/src/assets/i18n/en.json
+++ b/src/assets/i18n/en.json
@@ -32,7 +32,8 @@
                 "UPDATE_FAILED": "Last playlist update failed",
                 "AUTO_UPDATE": "Auto-update",
                 "AUTO_UPDATE_DESCRIPTION": "If the auto-refresh function is activated, the playlist will be updated automatically each time the app is started.",
-                "CUSTOM_USER_AGENT": "Some IPTV providers need a specific user-agent in order to play their playlist."
+                "CUSTOM_USER_AGENT": "Some IPTV providers need a specific user-agent in order to play their playlist.",
+                "EXPORT_PLAYLIST": "Export playlist as m3u"
             },
             "REMOVE_DIALOG": {
                 "TITLE": "Remove playlist",
diff --git a/src/assets/i18n/ru.json b/src/assets/i18n/ru.json
index 9b5579ccc..f04cf6294 100644
--- a/src/assets/i18n/ru.json
+++ b/src/assets/i18n/ru.json
@@ -32,7 +32,8 @@
                 "UPDATE_FAILED": "Не удалось обновить плейлист",
                 "AUTO_UPDATE": "Автообновление",
                 "AUTO_UPDATE_DESCRIPTION": "Если активирована функция автообновления, список воспроизведения будет обновляться автоматически при каждом запуске приложения.",
-                "CUSTOM_USER_AGENT": "Некоторые IPTV провайдеры требуют указанние определенного пользовательского агента (User Agent) для воспроизведения своего плейлиста."
+                "CUSTOM_USER_AGENT": "Некоторые IPTV провайдеры требуют указанние определенного пользовательского агента (User Agent) для воспроизведения своего плейлиста.",
+                "EXPORT_PLAYLIST": "Экспортировать плейлист (m3u)"
             },
             "UPDATED": "Обновлен",
             "REFRESH": "Обновить плейлист",