git.ipfire.org Git - thirdparty/paperless-ngx.git/blob

   1 import { Component, OnInit } from '@angular/core'
   2 import { NgbActiveModal } from '@ng-bootstrap/ng-bootstrap'
   3 import { PDFDocumentProxy } from 'ng2-pdf-viewer'
   4 import { Document } from 'src/app/data/document'
   5 import { PermissionsService } from 'src/app/services/permissions.service'
   6 import { DocumentService } from 'src/app/services/rest/document.service'
   7 import { ConfirmDialogComponent } from '../confirm-dialog.component'
   8
   9 @Component({
  10   selector: 'pngx-split-confirm-dialog',
  11   templateUrl: './split-confirm-dialog.component.html',
  12   styleUrl: './split-confirm-dialog.component.scss',
  13 })
  14 export class SplitConfirmDialogComponent
  15   extends ConfirmDialogComponent
  16   implements OnInit
  17 {
  18   public get pagesString(): string {
  19     let pagesStr = ''
  20
  21     let lastPage = 1
  22     for (let i = 1; i <= this.totalPages; i++) {
  23       if (this.pages.has(i) || i === this.totalPages) {
  24         if (lastPage === i) {
  25           pagesStr += `${i},`
  26           lastPage = Math.min(i + 1, this.totalPages)
  27         } else {
  28           pagesStr += `${lastPage}-${i},`
  29           lastPage = Math.min(i + 1, this.totalPages)
  30         }
  31       }
  32     }
  33
  34     return pagesStr.replace(/,$/, '')
  35   }
  36
  37   private pages: Set<number> = new Set()
  38
  39   public documentID: number
  40   private document: Document
  41   public page: number = 1
  42   public totalPages: number
  43   public deleteOriginal: boolean = false
  44
  45   public get canSplit(): boolean {
  46     return (
  47       this.page < this.totalPages &&
  48       this.pages.size < this.totalPages - 1 &&
  49       !this.pages.has(this.page)
  50     )
  51   }
  52
  53   public get pdfSrc(): string {
  54     return this.documentService.getPreviewUrl(this.documentID)
  55   }
  56
  57   constructor(
  58     activeModal: NgbActiveModal,
  59     private documentService: DocumentService,
  60     private permissionService: PermissionsService
  61   ) {
  62     super(activeModal)
  63     this.confirmButtonEnabled = this.pages.size > 0
  64   }
  65
  66   ngOnInit(): void {
  67     this.documentService.get(this.documentID).subscribe((r) => {
  68       this.document = r
  69     })
  70   }
  71
  72   pdfPreviewLoaded(pdf: PDFDocumentProxy) {
  73     this.totalPages = pdf.numPages
  74   }
  75
  76   addSplit() {
  77     if (this.page === this.totalPages) return
  78     this.pages.add(this.page)
  79     this.pages = new Set(Array.from(this.pages).sort())
  80     this.confirmButtonEnabled = this.pages.size > 0
  81   }
  82
  83   removeSplit(i: number) {
  84     let page = Array.from(this.pages)[Math.min(i, this.pages.size - 1)]
  85     this.pages.delete(page)
  86     this.confirmButtonEnabled = this.pages.size > 0
  87   }
  88
  89   get userOwnsDocument(): boolean {
  90     return this.permissionService.currentUserOwnsObject(this.document)
  91   }
  92 }