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/*
* @copyright Copyright (c) 2019 Julius Härtl <jus@bitgrid.net>
*
* @author Julius Härtl <jus@bitgrid.net>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
import TipTapTaskItem from '@tiptap/extension-task-item'
import { wrappingInputRule, mergeAttributes } from '@tiptap/core'
import { Plugin } from 'prosemirror-state'
import { findParentNodeClosestToPos } from 'prosemirror-utils'
const TaskItem = TipTapTaskItem.extend({
addOptions() {
return {
nested: true,
HTMLAttributes: {},
}
},
draggable: false,
content: 'paragraph block*',
addAttributes() {
const adjust = { ...this.parent() }
adjust.checked.parseHTML = el => {
return el.querySelector('input[type=checkbox]')?.checked
}
return adjust
},
parseHTML: [
{
priority: 101,
tag: 'li',
getAttrs: el => {
const checkbox = el.querySelector('input[type=checkbox]')
return checkbox
},
context: 'taskList/',
},
],
renderHTML({ node, HTMLAttributes }) {
const listAttributes = { class: 'checkbox-item' }
const checkboxAttributes = { type: 'checkbox', class: '', contenteditable: false }
if (node.attrs.checked) {
checkboxAttributes.checked = true
listAttributes.class += ' checked'
}
return [
'li',
mergeAttributes(HTMLAttributes, listAttributes),
[
'input',
checkboxAttributes,
],
[
'label',
0,
],
]
},
// overwrite the parent node view so renderHTML gets used
addNodeView: false,
toMarkdown: (state, node) => {
state.write(`[${node.attrs.checked ? 'x' : ' '}] `)
state.renderContent(node)
},
addInputRules() {
return [
...this.parent(),
wrappingInputRule({
find: /^\s*([-+*])\s(\[(x|X| ?)\])\s$/,
type: this.type,
getAttributes: match => ({
checked: 'xX'.includes(match[match.length - 1]),
}),
}),
]
},
addProseMirrorPlugins() {
return [
new Plugin({
props: {
handleClick: (view, pos, event) => {
const state = view.state
const schema = state.schema
const coordinates = view.posAtCoords({ left: event.clientX, top: event.clientY })
const position = state.doc.resolve(coordinates.pos)
const parentList = findParentNodeClosestToPos(position, function(node) {
return node.type === schema.nodes.taskItem
|| node.type === schema.nodes.listItem
})
const isListClicked = event.target.tagName.toLowerCase() === 'li'
if (!isListClicked
|| !parentList
|| parentList.node.type !== schema.nodes.taskItem) {
return
}
const tr = state.tr
tr.setNodeMarkup(parentList.pos, schema.nodes.taskItem, { checked: !parentList.node.attrs.checked })
view.dispatch(tr)
},
},
}),
]
},
})
export default TaskItem
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