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import { Component, OnInit } from '@angular/core'
import { Notifier } from '@app/core'
import { AuthService } from '../../core/auth'
import { ConfirmService } from '../../core/confirm'
import { VideoChannel } from '@app/shared/video-channel/video-channel.model'
import { VideoChannelService } from '@app/shared/video-channel/video-channel.service'
import { ScreenService } from '@app/shared/misc/screen.service'
import { User } from '@app/shared'
import { flatMap } from 'rxjs/operators'
import { I18n } from '@ngx-translate/i18n-polyfill'
import { min, minBy, max, maxBy } from 'lodash-es'
import { ChartData } from 'chart.js'
@Component({
selector: 'my-account-video-channels',
templateUrl: './my-account-video-channels.component.html',
styleUrls: [ './my-account-video-channels.component.scss' ]
})
export class MyAccountVideoChannelsComponent implements OnInit {
videoChannels: VideoChannel[] = []
videoChannelsChartData: ChartData[]
videoChannelsMinimumDailyViews = 0
videoChannelsMaximumDailyViews: number
private user: User
constructor (
private authService: AuthService,
private notifier: Notifier,
private confirmService: ConfirmService,
private videoChannelService: VideoChannelService,
private screenService: ScreenService,
private i18n: I18n
) {}
ngOnInit () {
this.user = this.authService.getUser()
this.loadVideoChannels()
}
get isInSmallView () {
return this.screenService.isInSmallView()
}
get chartOptions () {
return {
legend: {
display: false
},
scales: {
xAxes: [{
display: false
}],
yAxes: [{
display: false,
ticks: {
min: Math.max(0, this.videoChannelsMinimumDailyViews - (3 * this.videoChannelsMaximumDailyViews / 100)),
max: this.videoChannelsMaximumDailyViews
}
}]
},
layout: {
padding: {
left: 15,
right: 15,
top: 10,
bottom: 0
}
},
elements: {
point: {
radius: 0
}
},
tooltips: {
mode: 'index',
intersect: false,
custom: function (tooltip: any) {
if (!tooltip) return
// disable displaying the color box
tooltip.displayColors = false
},
callbacks: {
label: (tooltip: any, data: any) => `${tooltip.value} views`
}
},
hover: {
mode: 'index',
intersect: false
}
}
}
async deleteVideoChannel (videoChannel: VideoChannel) {
const res = await this.confirmService.confirmWithInput(
this.i18n(
// tslint:disable
'Do you really want to delete {{channelDisplayName}}? It will delete all videos uploaded in this channel, and you will not be able to create another channel with the same name ({{channelName}})!',
{ channelDisplayName: videoChannel.displayName, channelName: videoChannel.name }
),
this.i18n(
'Please type the display name of the video channel ({{displayName}}) to confirm',
{ displayName: videoChannel.displayName }
),
videoChannel.displayName,
this.i18n('Delete')
)
if (res === false) return
this.videoChannelService.removeVideoChannel(videoChannel)
.subscribe(
() => {
this.loadVideoChannels()
this.notifier.success(
this.i18n('Video channel {{videoChannelName}} deleted.', { videoChannelName: videoChannel.displayName })
)
},
error => this.notifier.error(error.message)
)
}
private loadVideoChannels () {
this.authService.userInformationLoaded
.pipe(flatMap(() => this.videoChannelService.listAccountVideoChannels(this.user.account, null, true)))
.subscribe(res => {
this.videoChannels = res.data
// chart data
this.videoChannelsChartData = this.videoChannels.map(v => ({
labels: v.viewsPerDay.map(day => day.date.toLocaleDateString()),
datasets: [
{
label: this.i18n('Views for the day'),
data: v.viewsPerDay.map(day => day.views),
fill: false,
borderColor: "#c6c6c6"
}
]
} as ChartData))
// chart options that depend on chart data:
// we don't want to skew values and have min at 0, so we define what the floor/ceiling is here
this.videoChannelsMinimumDailyViews = min(
this.videoChannels.map(v => minBy( // compute local minimum daily views for each channel, by their "views" attribute
v.viewsPerDay,
day => day.views
).views) // the object returned is a ViewPerDate, so we still need to get the views attribute
)
this.videoChannelsMaximumDailyViews = max(
this.videoChannels.map(v => maxBy( // compute local maximum daily views for each channel, by their "views" attribute
v.viewsPerDay,
day => day.views
).views) // the object returned is a ViewPerDate, so we still need to get the views attribute
)
})
}
}
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