hedgedoc/src/redux/document-content/reducers.ts

/*
 * SPDX-FileCopyrightText: 2020 The HedgeDoc developers (see AUTHORS file)
 *
 * SPDX-License-Identifier: AGPL-3.0-only
 */

import { Reducer } from 'redux'
import {
  DocumentContent,
  DocumentContentAction,
  DocumentContentActionType,
  SetDocumentContentAction,
  SetDocumentMetadataAction,
  SetNoteIdAction
} from './types'

export const initialState: DocumentContent = {
  content: '',
  noteId: '',
  metadata: {
    title: '',
    description: '',
    tags: [],
    deprecatedTagsSyntax: false,
    robots: '',
    lang: 'en',
    dir: 'ltr',
    breaks: true,
    GA: '',
    disqus: '',
    type: '',
    opengraph: new Map<string, string>()
  }
}

export const DocumentContentReducer: Reducer<DocumentContent, DocumentContentAction> = (state: DocumentContent = initialState, action: DocumentContentAction) => {
  switch (action.type) {
    case DocumentContentActionType.SET_DOCUMENT_CONTENT:
      return {
        ...state,
        content: (action as SetDocumentContentAction).content
      }
    case DocumentContentActionType.SET_NOTE_ID:
      return {
        ...state,
        noteId: (action as SetNoteIdAction).noteId
      }
    case DocumentContentActionType.SET_DOCUMENT_METADATA:
      return {
        ...state,
        metadata: (action as SetDocumentMetadataAction).metadata
      }
    default:
      return state
  }
}