38 lines
1 KiB
JavaScript
38 lines
1 KiB
JavaScript
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export function setBlockAttr(attrName, attrValue) {
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return function (state, dispatch) {
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const ref = state.selection;
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const from = ref.from;
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const to = ref.to;
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let applicable = false;
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state.doc.nodesBetween(from, to, function (node, pos) {
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if (applicable) {
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return false
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}
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if (!node.isTextblock || node.attrs[attrName] === attrValue) {
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return
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}
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applicable = node.attrs[attrName] !== undefined;
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});
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if (!applicable) {
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return false
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}
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if (dispatch) {
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const tr = state.tr;
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tr.doc.nodesBetween(from, to, function (node, pos) {
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const nodeAttrs = Object.assign({}, node.attrs);
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if (node.attrs[attrName] !== undefined) {
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nodeAttrs[attrName] = attrValue;
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tr.setBlockType(pos, pos+1, node.type, nodeAttrs)
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}
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});
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dispatch(tr);
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}
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return true
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}
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}
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