client/src/app/search/search-filters.component.ts

   1 import { Component, EventEmitter, Input, OnInit, Output } from '@angular/core'
   2 import { ValidatorFn } from '@angular/forms'
   3 import { VideoValidatorsService } from '@app/shared'
   4 import { ServerService } from '@app/core'
   5 import { I18n } from '@ngx-translate/i18n-polyfill'
   6 import { AdvancedSearch } from '@app/search/advanced-search.model'
   7 import { ServerConfig, VideoConstant } from '../../../../shared'
   8
   9 @Component({
  10   selector: 'my-search-filters',
  11   styleUrls: [ './search-filters.component.scss' ],
  12   templateUrl: './search-filters.component.html'
  13 })
  14 export class SearchFiltersComponent implements OnInit {
  15   @Input() advancedSearch: AdvancedSearch = new AdvancedSearch()
  16
  17   @Output() filtered = new EventEmitter<AdvancedSearch>()
  18
  19   videoCategories: VideoConstant<number>[] = []
  20   videoLicences: VideoConstant<number>[] = []
  21   videoLanguages: VideoConstant<string>[] = []
  22
  23   tagValidators: ValidatorFn[]
  24   tagValidatorsMessages: { [ name: string ]: string }
  25
  26   publishedDateRanges: { id: string, label: string }[] = []
  27   sorts: { id: string, label: string }[] = []
  28   durationRanges: { id: string, label: string }[] = []
  29
  30   publishedDateRange: string
  31   durationRange: string
  32
  33   originallyPublishedStartYear: string
  34   originallyPublishedEndYear: string
  35
  36   private serverConfig: ServerConfig
  37
  38   constructor (
  39     private i18n: I18n,
  40     private videoValidatorsService: VideoValidatorsService,
  41     private serverService: ServerService
  42   ) {
  43     this.tagValidators = this.videoValidatorsService.VIDEO_TAGS.VALIDATORS
  44     this.tagValidatorsMessages = this.videoValidatorsService.VIDEO_TAGS.MESSAGES
  45     this.publishedDateRanges = [
  46       {
  47         id: undefined,
  48         label: this.i18n('Any')
  49       },
  50       {
  51         id: 'today',
  52         label: this.i18n('Today')
  53       },
  54       {
  55         id: 'last_7days',
  56         label: this.i18n('Last 7 days')
  57       },
  58       {
  59         id: 'last_30days',
  60         label: this.i18n('Last 30 days')
  61       },
  62       {
  63         id: 'last_365days',
  64         label: this.i18n('Last 365 days')
  65       }
  66     ]
  67
  68     this.durationRanges = [
  69       {
  70         id: undefined,
  71         label: this.i18n('Any')
  72       },
  73       {
  74         id: 'short',
  75         label: this.i18n('Short (< 4 min)')
  76       },
  77       {
  78         id: 'medium',
  79         label: this.i18n('Medium (4-10 min)')
  80       },
  81       {
  82         id: 'long',
  83         label: this.i18n('Long (> 10 min)')
  84       }
  85     ]
  86
  87     this.sorts = [
  88       {
  89         id: '-match',
  90         label: this.i18n('Relevance')
  91       },
  92       {
  93         id: '-publishedAt',
  94         label: this.i18n('Publish date')
  95       },
  96       {
  97         id: '-views',
  98         label: this.i18n('Views')
  99       }
 100     ]
 101   }
 102
 103   ngOnInit () {
 104     this.serverConfig = this.serverService.getTmpConfig()
 105     this.serverService.getConfig()
 106         .subscribe(config => this.serverConfig = config)
 107
 108     this.serverService.getVideoCategories().subscribe(categories => this.videoCategories = categories)
 109     this.serverService.getVideoLicences().subscribe(licences => this.videoLicences = licences)
 110     this.serverService.getVideoLanguages().subscribe(languages => this.videoLanguages = languages)
 111
 112     this.loadFromDurationRange()
 113     this.loadFromPublishedRange()
 114     this.loadOriginallyPublishedAtYears()
 115   }
 116
 117   inputUpdated () {
 118     this.updateModelFromDurationRange()
 119     this.updateModelFromPublishedRange()
 120     this.updateModelFromOriginallyPublishedAtYears()
 121   }
 122
 123   formUpdated () {
 124     this.inputUpdated()
 125     this.filtered.emit(this.advancedSearch)
 126   }
 127
 128   reset () {
 129     this.advancedSearch.reset()
 130     this.durationRange = undefined
 131     this.publishedDateRange = undefined
 132     this.originallyPublishedStartYear = undefined
 133     this.originallyPublishedEndYear = undefined
 134     this.inputUpdated()
 135   }
 136
 137   resetField (fieldName: string, value?: any) {
 138     this.advancedSearch[fieldName] = value
 139   }
 140
 141   resetLocalField (fieldName: string, value?: any) {
 142     this[fieldName] = value
 143     this.inputUpdated()
 144   }
 145
 146   resetOriginalPublicationYears () {
 147     this.originallyPublishedStartYear = this.originallyPublishedEndYear = undefined
 148   }
 149
 150   private loadOriginallyPublishedAtYears () {
 151     this.originallyPublishedStartYear = this.advancedSearch.originallyPublishedStartDate
 152       ? new Date(this.advancedSearch.originallyPublishedStartDate).getFullYear().toString()
 153       : null
 154
 155     this.originallyPublishedEndYear = this.advancedSearch.originallyPublishedEndDate
 156       ? new Date(this.advancedSearch.originallyPublishedEndDate).getFullYear().toString()
 157       : null
 158   }
 159
 160   private loadFromDurationRange () {
 161     if (this.advancedSearch.durationMin || this.advancedSearch.durationMax) {
 162       const fourMinutes = 60 * 4
 163       const tenMinutes = 60 * 10
 164
 165       if (this.advancedSearch.durationMin === fourMinutes && this.advancedSearch.durationMax === tenMinutes) {
 166         this.durationRange = 'medium'
 167       } else if (this.advancedSearch.durationMax === fourMinutes) {
 168         this.durationRange = 'short'
 169       } else if (this.advancedSearch.durationMin === tenMinutes) {
 170         this.durationRange = 'long'
 171       }
 172     }
 173   }
 174
 175   private loadFromPublishedRange () {
 176     if (this.advancedSearch.startDate) {
 177       const date = new Date(this.advancedSearch.startDate)
 178       const now = new Date()
 179
 180       const diff = Math.abs(date.getTime() - now.getTime())
 181
 182       const dayMS = 1000 * 3600 * 24
 183       const numberOfDays = diff / dayMS
 184
 185       if (numberOfDays >= 365) this.publishedDateRange = 'last_365days'
 186       else if (numberOfDays >= 30) this.publishedDateRange = 'last_30days'
 187       else if (numberOfDays >= 7) this.publishedDateRange = 'last_7days'
 188       else if (numberOfDays >= 0) this.publishedDateRange = 'today'
 189     }
 190   }
 191
 192   private updateModelFromOriginallyPublishedAtYears () {
 193     const baseDate = new Date()
 194     baseDate.setHours(0, 0, 0, 0)
 195     baseDate.setMonth(0, 1)
 196
 197     if (this.originallyPublishedStartYear) {
 198       const year = parseInt(this.originallyPublishedStartYear, 10)
 199       const start = new Date(baseDate)
 200       start.setFullYear(year)
 201
 202       this.advancedSearch.originallyPublishedStartDate = start.toISOString()
 203     } else {
 204       this.advancedSearch.originallyPublishedStartDate = null
 205     }
 206
 207     if (this.originallyPublishedEndYear) {
 208       const year = parseInt(this.originallyPublishedEndYear, 10)
 209       const end = new Date(baseDate)
 210       end.setFullYear(year)
 211
 212       this.advancedSearch.originallyPublishedEndDate = end.toISOString()
 213     } else {
 214       this.advancedSearch.originallyPublishedEndDate = null
 215     }
 216   }
 217
 218   private updateModelFromDurationRange () {
 219     if (!this.durationRange) return
 220
 221     const fourMinutes = 60 * 4
 222     const tenMinutes = 60 * 10
 223
 224     switch (this.durationRange) {
 225       case 'short':
 226         this.advancedSearch.durationMin = undefined
 227         this.advancedSearch.durationMax = fourMinutes
 228         break
 229
 230       case 'medium':
 231         this.advancedSearch.durationMin = fourMinutes
 232         this.advancedSearch.durationMax = tenMinutes
 233         break
 234
 235       case 'long':
 236         this.advancedSearch.durationMin = tenMinutes
 237         this.advancedSearch.durationMax = undefined
 238         break
 239     }
 240   }
 241
 242   private updateModelFromPublishedRange () {
 243     if (!this.publishedDateRange) return
 244
 245     // today
 246     const date = new Date()
 247     date.setHours(0, 0, 0, 0)
 248
 249     switch (this.publishedDateRange) {
 250       case 'last_7days':
 251         date.setDate(date.getDate() - 7)
 252         break
 253
 254       case 'last_30days':
 255         date.setDate(date.getDate() - 30)
 256         break
 257
 258       case 'last_365days':
 259         date.setDate(date.getDate() - 365)
 260         break
 261     }
 262
 263     this.advancedSearch.startDate = date.toISOString()
 264   }
 265 }