tiptap/packages/extension-text-align/src/text-align.ts
2021-02-10 09:59:35 +01:00

74 lines
1.9 KiB
TypeScript

import { Command, Extension } from '@tiptap/core'
type TextAlignOptions = {
types: string[],
alignments: string[],
defaultAlignment: string,
}
declare module '@tiptap/core' {
interface Commands {
setTextAlign: (alignment: string) => Command,
unsetTextAlign: () => Command,
}
}
export const TextAlign = Extension.create({
name: 'textAlign',
defaultOptions: <TextAlignOptions>{
types: ['heading', 'paragraph'],
alignments: ['left', 'center', 'right', 'justify'],
defaultAlignment: 'left',
},
addGlobalAttributes() {
return [
{
types: this.options.types,
attributes: {
textAlign: {
default: this.options.defaultAlignment,
renderHTML: attributes => ({
style: `text-align: ${attributes.textAlign}`,
}),
parseHTML: element => ({
textAlign: element.style.textAlign || this.options.defaultAlignment,
}),
},
},
},
]
},
addCommands() {
return {
/**
* Set the text align attribute
*/
setTextAlign: (alignment: string) => ({ commands }) => {
if (!this.options.alignments.includes(alignment)) {
return false
}
return this.options.types.every(type => commands.updateNodeAttributes(type, { textAlign: alignment }))
},
/**
* Unset the text align attribute
*/
unsetTextAlign: () => ({ commands }) => {
return this.options.types.every(type => commands.resetNodeAttributes(type, 'textAlign'))
},
}
},
addKeyboardShortcuts() {
return {
'Mod-Shift-l': () => this.editor.commands.setTextAlign('left'),
'Mod-Shift-e': () => this.editor.commands.setTextAlign('center'),
'Mod-Shift-r': () => this.editor.commands.setTextAlign('right'),
'Mod-Shift-j': () => this.editor.commands.setTextAlign('justify'),
}
},
})