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/*
* @copyright Copyright (c) 2020 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 { Extension, Plugin } from 'tiptap'
import { Decoration, DecorationSet } from 'prosemirror-view'
import TrackState from './tracking/TrackState'
import { Span } from './tracking/models'
export default class UserColor extends Extension {
get name() {
return 'users'
}
get defaultOptions() {
return {
clientID: 0,
color: (clientID) => {
return '#' + Math.floor((Math.abs(Math.sin(clientID) * 16777215)) % 16777215).toString(16) + 'aa'
},
name: (clientID) => {
return 'Unknown user ' + clientID
},
}
}
get plugins() {
return [
new Plugin({
clientID: this.options.clientID,
color: this.options.color,
name: this.options.name,
state: {
init(_, instance) {
return {
tracked: new TrackState([new Span(0, instance.doc.content.size, null)], [], [], []),
deco: DecorationSet.empty,
}
},
apply(tr, instance, oldState, state) {
let { tracked, decos } = instance
let tState = this.getState(oldState).tracked
if (tr.docChanged) {
tracked = tracked.applyTransform(tr)
const clientID = tr.getMeta('clientID') ? tr.getMeta('clientID') : this.spec.clientID
tracked = tracked.applyCommit(clientID, new Date(tr.time), {
clientID,
color: this.spec.color(clientID),
name: this.spec.name(clientID),
})
tState = tracked
}
decos = tState.blameMap
.filter(span => typeof tState.commits[span.commit]?.author?.color !== 'undefined')
.map(span => {
const commit = tState.commits[span.commit]
const clientID = commit.author.clientID
return Decoration.inline(span.from, span.to, {
class: 'author-annotation',
style: 'background-color: ' + this.spec.color(clientID) + 'ee;',
title: this.spec.name(clientID),
})
}).filter(dec => dec !== null)
return { tracked, deco: DecorationSet.create(state.doc, decos) }
},
},
props: {
decorations(state) {
return this.getState(state).deco
},
},
}),
]
}
}
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