import { SFItemHistoryEntry } from 'snjs';

export class NoteHistoryEntry extends SFItemHistoryEntry {

  previewTitle() {
    return this.item.updated_at.toLocaleString();
  }

  previewSubTitle() {
    if(!this.hasPreviousEntry) {
      return `${this.textCharDiffLength} characters loaded`;
    } else if(this.textCharDiffLength < 0) {
      return `${this.textCharDiffLength * -1} characters removed`;
    } else if(this.textCharDiffLength > 0) {
      return `${this.textCharDiffLength} characters added`;
    } else {
      return "Title or metadata changed";
    }
  }
}