@wordpress/block-editor/build/components/writing-flow/use-input.js

Generic block editor.

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// packages/block-editor/src/components/writing-flow/use-input.js
var use_input_exports = {};
__export(use_input_exports, {
  default: () => useInput
});
module.exports = __toCommonJS(use_input_exports);
var import_data = require("@wordpress/data");
var import_compose = require("@wordpress/compose");
var import_keycodes = require("@wordpress/keycodes");
var import_blocks = require("@wordpress/blocks");
var import_store = require("../../store");
function useInput() {
  const {
    __unstableIsFullySelected,
    getSelectedBlockClientIds,
    getSelectedBlockClientId,
    __unstableIsSelectionMergeable,
    hasMultiSelection,
    getBlockName,
    canInsertBlockType,
    getBlockRootClientId,
    getSelectionStart,
    getSelectionEnd,
    getBlockAttributes
  } = (0, import_data.useSelect)(import_store.store);
  const {
    replaceBlocks,
    __unstableSplitSelection,
    removeBlocks,
    __unstableDeleteSelection,
    __unstableExpandSelection,
    __unstableMarkAutomaticChange
  } = (0, import_data.useDispatch)(import_store.store);
  return (0, import_compose.useRefEffect)((node) => {
    function onBeforeInput(event) {
      if (node.contentEditable === "true") {
        event.preventDefault();
      }
    }
    function onKeyDown(event) {
      if (event.defaultPrevented) {
        return;
      }
      if (!hasMultiSelection()) {
        if (event.keyCode === import_keycodes.ENTER) {
          if (event.shiftKey || __unstableIsFullySelected()) {
            return;
          }
          const clientId = getSelectedBlockClientId();
          const blockName = getBlockName(clientId);
          const selectionStart = getSelectionStart();
          const selectionEnd = getSelectionEnd();
          if (selectionStart.attributeKey === selectionEnd.attributeKey) {
            const selectedAttributeValue = getBlockAttributes(clientId)[selectionStart.attributeKey];
            const transforms = (0, import_blocks.getBlockTransforms)("from").filter(
              ({ type }) => type === "enter"
            );
            const transformation = (0, import_blocks.findTransform)(
              transforms,
              (item) => {
                return item.regExp.test(
                  selectedAttributeValue
                );
              }
            );
            if (transformation) {
              replaceBlocks(
                clientId,
                transformation.transform({
                  content: selectedAttributeValue
                })
              );
              __unstableMarkAutomaticChange();
              return;
            }
          }
          if (!(0, import_blocks.hasBlockSupport)(blockName, "splitting", false) && !event.__deprecatedOnSplit) {
            return;
          }
          if (canInsertBlockType(
            blockName,
            getBlockRootClientId(clientId)
          )) {
            __unstableSplitSelection();
            event.preventDefault();
          }
        }
        return;
      }
      if (event.keyCode === import_keycodes.ENTER) {
        node.contentEditable = false;
        event.preventDefault();
        if (__unstableIsFullySelected()) {
          replaceBlocks(
            getSelectedBlockClientIds(),
            (0, import_blocks.createBlock)((0, import_blocks.getDefaultBlockName)())
          );
        } else {
          __unstableSplitSelection();
        }
      } else if (event.keyCode === import_keycodes.BACKSPACE || event.keyCode === import_keycodes.DELETE) {
        node.contentEditable = false;
        event.preventDefault();
        if (__unstableIsFullySelected()) {
          removeBlocks(getSelectedBlockClientIds());
        } else if (__unstableIsSelectionMergeable()) {
          __unstableDeleteSelection(event.keyCode === import_keycodes.DELETE);
        } else {
          __unstableExpandSelection();
        }
      } else if (
        // If key.length is longer than 1, it's a control key that doesn't
        // input anything.
        event.key.length === 1 && !(event.metaKey || event.ctrlKey)
      ) {
        node.contentEditable = false;
        if (__unstableIsSelectionMergeable()) {
          __unstableDeleteSelection(event.keyCode === import_keycodes.DELETE);
        } else {
          event.preventDefault();
          node.ownerDocument.defaultView.getSelection().removeAllRanges();
        }
      }
    }
    function onCompositionStart(event) {
      if (!hasMultiSelection()) {
        return;
      }
      node.contentEditable = false;
      if (__unstableIsSelectionMergeable()) {
        __unstableDeleteSelection();
      } else {
        event.preventDefault();
        node.ownerDocument.defaultView.getSelection().removeAllRanges();
      }
    }
    node.addEventListener("beforeinput", onBeforeInput);
    node.addEventListener("keydown", onKeyDown);
    node.addEventListener("compositionstart", onCompositionStart);
    return () => {
      node.removeEventListener("beforeinput", onBeforeInput);
      node.removeEventListener("keydown", onKeyDown);
      node.removeEventListener("compositionstart", onCompositionStart);
    };
  }, []);
}
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