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import { mergeAttributes, Node, nodeInputRule } from '@tiptap/core';
export interface ImageOptions {
/**
* Controls if the image node should be inline or not.
* @default false
* @example true
*/
inline: boolean;
/**
* Controls if base64 images are allowed. Enable this if you want to allow
* base64 image urls in the `src` attribute.
* @default false
* @example true
*/
allowBase64: boolean;
/**
* HTML attributes to add to the image element.
* @default {}
* @example { class: 'foo' }
*/
HTMLAttributes: Record<string, any>;
}
export interface SetImageOptions {
src: string;
alt?: string;
title?: string;
width?: number;
height?: number;
}
declare module '@tiptap/core' {
interface Commands<ReturnType> {
image: {
/**
* Add an image
* @param options The image attributes
* @example
* editor
* .commands
* .setImage({ src: 'https://tiptap.dev/logo.png', alt: 'tiptap', title: 'tiptap logo' })
*/
setImage: (options: SetImageOptions) => ReturnType;
};
}
}
/**
* Matches an image to a  on input.
*/
export const inputRegex = /(?:^|\s)(!\[(.+|:?)]\((\S+)(?:(?:\s+)["'](\S+)["'])?\))$/;
/**
* This extension allows you to insert images.
* @see https://www.tiptap.dev/api/nodes/image
*/
export const Image = Node.create<ImageOptions>({
name: 'image',
addOptions() {
return {
inline: false,
allowBase64: false,
HTMLAttributes: {}
};
},
inline() {
return this.options.inline;
},
group() {
return this.options.inline ? 'inline' : 'block';
},
draggable: true,
addAttributes() {
return {
file: {
default: null
},
src: {
default: null
},
alt: {
default: null
},
title: {
default: null
},
width: {
default: null
},
height: {
default: null
}
};
},
parseHTML() {
return [
{
tag: this.options.allowBase64 ? 'img[src]' : 'img[src]:not([src^="data:"])'
}
];
},
renderHTML({ HTMLAttributes }) {
if (HTMLAttributes.file) {
delete HTMLAttributes.file;
}
return ['img', mergeAttributes(this.options.HTMLAttributes, HTMLAttributes)];
},
addNodeView() {
return ({ node, editor }) => {
const domImg = document.createElement('img');
domImg.setAttribute('src', node.attrs.src || '');
domImg.setAttribute('alt', node.attrs.alt || '');
domImg.setAttribute('title', node.attrs.title || '');
const container = document.createElement('div');
const img = document.createElement('img');
const fileId = node.attrs.src.replace('data://', '');
img.setAttribute('id', `image:${fileId}`);
img.classList.add('rounded-md', 'max-h-72', 'w-fit', 'object-contain');
const editorFiles = editor.storage?.files || [];
if (editorFiles && node.attrs.src.startsWith('data://')) {
const file = editorFiles.find((f) => f.id === fileId);
if (file) {
img.setAttribute('src', file.url || '');
} else {
img.setAttribute('src', '/image-placeholder.png');
}
} else {
img.setAttribute('src', node.attrs.src || '');
}
img.setAttribute('alt', node.attrs.alt || '');
img.setAttribute('title', node.attrs.title || '');
img.addEventListener('data', (e) => {
const files = e?.files || [];
if (files && node.attrs.src.startsWith('data://')) {
const file = editorFiles.find((f) => f.id === fileId);
if (file) {
img.setAttribute('src', file.url || '');
} else {
img.setAttribute('src', '/image-placeholder.png');
}
}
});
container.append(img);
return {
dom: img,
contentDOM: domImg
};
};
},
addCommands() {
return {
setImage:
(options) =>
({ commands }) => {
return commands.insertContent({
type: this.name,
attrs: options
});
}
};
},
addInputRules() {
return [
nodeInputRule({
find: inputRegex,
type: this.type,
getAttributes: (match) => {
const [, , alt, src, title] = match;
return { src, alt, title };
}
})
];
}
});
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