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22a16e36 | 1 | import { Component, Input, OnInit } from '@angular/core' |
660d11e9 | 2 | import { Router } from '@angular/router' |
f8b2c1b4 | 3 | import { AuthService, Notifier } from '@app/core' |
22a16e36 C |
4 | import { UserSubscriptionService } from '@app/shared/user-subscription/user-subscription.service' |
5 | import { VideoChannel } from '@app/shared/video-channel/video-channel.model' | |
22a16e36 | 6 | import { I18n } from '@ngx-translate/i18n-polyfill' |
39ba2e8e C |
7 | import { VideoService } from '@app/shared/video/video.service' |
8 | import { FeedFormat } from '../../../../../shared/models/feeds' | |
41eb700f | 9 | import { Account } from '@app/shared/account/account.model' |
9270ccf6 | 10 | import { forkJoin, merge } from 'rxjs' |
22a16e36 C |
11 | |
12 | @Component({ | |
13 | selector: 'my-subscribe-button', | |
14 | templateUrl: './subscribe-button.component.html', | |
15 | styleUrls: [ './subscribe-button.component.scss' ] | |
16 | }) | |
17 | export class SubscribeButtonComponent implements OnInit { | |
b061c8ed RK |
18 | /** |
19 | * SubscribeButtonComponent can be used with a single VideoChannel passed as [VideoChannel], | |
20 | * or with an account and a full list of that account's videoChannels. The latter is intended | |
21 | * to allow mass un/subscription from an account's page, while keeping the channel-centric | |
22 | * subscription model. | |
23 | */ | |
41eb700f RK |
24 | @Input() account: Account |
25 | @Input() videoChannels: VideoChannel[] | |
22a16e36 | 26 | @Input() displayFollowers = false |
f37dc0dd | 27 | @Input() size: 'small' | 'normal' = 'normal' |
22a16e36 | 28 | |
9270ccf6 | 29 | subscribed = new Map<string, boolean>() |
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30 | |
31 | constructor ( | |
660d11e9 RK |
32 | private authService: AuthService, |
33 | private router: Router, | |
f8b2c1b4 | 34 | private notifier: Notifier, |
22a16e36 | 35 | private userSubscriptionService: UserSubscriptionService, |
39ba2e8e C |
36 | private i18n: I18n, |
37 | private videoService: VideoService | |
9270ccf6 | 38 | ) { } |
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39 | |
40 | get handle () { | |
41 | return this.account | |
42 | ? this.account.nameWithHost | |
43 | : this.videoChannels[0].name + '@' + this.videoChannels[0].host | |
44 | } | |
22a16e36 | 45 | |
3ddb1ec5 | 46 | get channelHandle () { |
41eb700f | 47 | return this.getChannelHandler(this.videoChannels[0]) |
22a16e36 C |
48 | } |
49 | ||
41eb700f RK |
50 | get uri () { |
51 | return this.account | |
52 | ? this.account.url | |
53 | : this.videoChannels[0].url | |
660d11e9 RK |
54 | } |
55 | ||
405ec98b | 56 | get rssUri () { |
41eb700f RK |
57 | const rssFeed = this.account |
58 | ? this.videoService | |
59 | .getAccountFeedUrls(this.account.id) | |
60 | .find(i => i.format === FeedFormat.RSS) | |
61 | : this.videoService | |
62 | .getVideoChannelFeedUrls(this.videoChannels[0].id) | |
63 | .find(i => i.format === FeedFormat.RSS) | |
405ec98b FS |
64 | |
65 | return rssFeed.url | |
66 | } | |
67 | ||
22a16e36 | 68 | ngOnInit () { |
9270ccf6 | 69 | this.loadSubscribedStatus() |
22a16e36 C |
70 | } |
71 | ||
72 | subscribe () { | |
660d11e9 | 73 | if (this.isUserLoggedIn()) { |
dae5ca24 | 74 | return this.localSubscribe() |
660d11e9 | 75 | } |
dae5ca24 C |
76 | |
77 | return this.gotoLogin() | |
660d11e9 RK |
78 | } |
79 | ||
80 | localSubscribe () { | |
9270ccf6 RK |
81 | const observableBatch = this.videoChannels |
82 | .map(videoChannel => this.getChannelHandler(videoChannel)) | |
83 | .filter(handle => this.subscribeStatus(false).includes(handle)) | |
84 | .map(handle => this.userSubscriptionService.addSubscription(handle)) | |
41eb700f RK |
85 | |
86 | forkJoin(observableBatch) | |
22a16e36 C |
87 | .subscribe( |
88 | () => { | |
f8b2c1b4 | 89 | this.notifier.success( |
41eb700f RK |
90 | this.account |
91 | ? this.i18n( | |
9270ccf6 | 92 | 'Subscribed to all current channels of {{nameWithHost}}. You will be notified of all their new videos.', |
41eb700f RK |
93 | { nameWithHost: this.account.displayName } |
94 | ) | |
95 | : this.i18n( | |
9270ccf6 | 96 | 'Subscribed to {{nameWithHost}}. You will be notified of all their new videos.', |
41eb700f RK |
97 | { nameWithHost: this.videoChannels[0].displayName } |
98 | ) | |
99 | , | |
f8b2c1b4 | 100 | this.i18n('Subscribed') |
22a16e36 C |
101 | ) |
102 | }, | |
103 | ||
f8b2c1b4 | 104 | err => this.notifier.error(err.message) |
22a16e36 C |
105 | ) |
106 | } | |
107 | ||
108 | unsubscribe () { | |
660d11e9 RK |
109 | if (this.isUserLoggedIn()) { |
110 | this.localUnsubscribe() | |
111 | } | |
112 | } | |
113 | ||
114 | localUnsubscribe () { | |
9270ccf6 RK |
115 | const observableBatch = this.videoChannels |
116 | .map(videoChannel => this.getChannelHandler(videoChannel)) | |
117 | .filter(handle => this.subscribeStatus(true).includes(handle)) | |
118 | .map(handle => this.userSubscriptionService.deleteSubscription(handle)) | |
41eb700f RK |
119 | |
120 | forkJoin(observableBatch) | |
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121 | .subscribe( |
122 | () => { | |
f8b2c1b4 | 123 | this.notifier.success( |
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124 | this.account |
125 | ? this.i18n('Unsubscribed from all channels of {{nameWithHost}}', { nameWithHost: this.account.nameWithHost }) | |
126 | : this.i18n('Unsubscribed from {{nameWithHost}}', { nameWithHost: this.videoChannels[0].nameWithHost }) | |
127 | , | |
f8b2c1b4 | 128 | this.i18n('Unsubscribed') |
22a16e36 C |
129 | ) |
130 | }, | |
131 | ||
f8b2c1b4 | 132 | err => this.notifier.error(err.message) |
22a16e36 C |
133 | ) |
134 | } | |
660d11e9 RK |
135 | |
136 | isUserLoggedIn () { | |
137 | return this.authService.isLoggedIn() | |
138 | } | |
139 | ||
41eb700f RK |
140 | isAllChannelsSubscribed () { |
141 | return !Array.from(this.subscribed.values()).includes(false) | |
142 | } | |
143 | ||
9270ccf6 RK |
144 | isAtLeastOneChannelSubscribed () { |
145 | return this.subscribeStatus(true).length > 0 | |
146 | } | |
147 | ||
148 | isBigButton () { | |
149 | return this.videoChannels.length > 1 && this.isAtLeastOneChannelSubscribed() | |
150 | } | |
151 | ||
660d11e9 RK |
152 | gotoLogin () { |
153 | this.router.navigate([ '/login' ]) | |
154 | } | |
41eb700f RK |
155 | |
156 | private getChannelHandler (videoChannel: VideoChannel) { | |
157 | return videoChannel.name + '@' + videoChannel.host | |
158 | } | |
159 | ||
160 | private subscribeStatus (subscribed: boolean) { | |
9270ccf6 | 161 | const accumulator: string[] = [] |
41eb700f RK |
162 | for (const [key, value] of this.subscribed.entries()) { |
163 | if (value === subscribed) accumulator.push(key) | |
164 | } | |
165 | return accumulator | |
166 | } | |
9270ccf6 RK |
167 | |
168 | private loadSubscribedStatus () { | |
169 | if (!this.isUserLoggedIn()) return | |
170 | ||
171 | for (const videoChannel of this.videoChannels) { | |
172 | const handle = this.getChannelHandler(videoChannel) | |
173 | this.subscribed.set(handle, false) | |
174 | merge( | |
175 | this.userSubscriptionService.listenToSubscriptionCacheChange(handle), | |
176 | this.userSubscriptionService.doesSubscriptionExist(handle) | |
177 | ) | |
178 | .subscribe( | |
179 | res => this.subscribed.set(handle, res), | |
180 | ||
181 | err => this.notifier.error(err.message) | |
182 | ) | |
183 | } | |
184 | } | |
22a16e36 | 185 | } |