Module 770933

function(t,e,r){"use strict";var n=r(954055),i=r(869639),o=r(807495),a=r(670200),s={currentBlockContainsLink:function(t){var e=t.getSelection(),r=t.getCurrentContent(),n=r.getEntityMap();return r.getBlockForKey(e.getAnchorKey()).getCharacterList().slice(e.getStartOffset(),e.getEndOffset()).some(function(t){var e=t.getEntity();return!!e&&"LINK"===n.__get(e).getType()})},getCurrentBlockType:function(t){var e=t.getSelection();return t.getCurrentContent().getBlockForKey(e.getStartKey()).getType()},getDataObjectForLinkURL:function(t){return{url:t.toString()}},handleKeyCommand:function(t,e,r){switch(e){case"bold":return s.toggleInlineStyle(t,"BOLD");case"italic":return s.toggleInlineStyle(t,"ITALIC");case"underline":return s.toggleInlineStyle(t,"UNDERLINE");case"code":return s.toggleCode(t);case"backspace":case"backspace-word":case"backspace-to-start-of-line":return s.onBackspace(t);case"delete":case"delete-word":case"delete-to-end-of-block":return s.onDelete(t);default:return null}},insertSoftNewline:function(t){var e=n.insertText(t.getCurrentContent(),t.getSelection(),"\n",t.getCurrentInlineStyle(),null),r=i.push(t,e,"insert-characters");return i.forceSelection(r,e.getSelectionAfter())},onBackspace:function(t){var e=t.getSelection();if(!e.isCollapsed()||e.getAnchorOffset()||e.getFocusOffset())return null;var r=t.getCurrentContent(),n=e.getStartKey(),o=r.getBlockBefore(n);if(o&&"atomic"===o.getType()){var a=r.getBlockMap().delete(o.getKey()),u=r.merge({blockMap:a,selectionAfter:e});if(u!==r)return i.push(t,u,"remove-range")}var c=s.tryToRemoveBlockStyle(t);return c?i.push(t,c,"change-block-type"):null},onDelete:function(t){var e=t.getSelection();if(!e.isCollapsed())return null;var r=t.getCurrentContent(),o=e.getStartKey(),a=r.getBlockForKey(o).getLength();if(e.getStartOffset()<a)return null;var s=r.getBlockAfter(o);if(!s||"atomic"!==s.getType())return null;var u=e.merge({focusKey:s.getKey(),focusOffset:s.getLength()}),c=n.removeRange(r,u,"forward");return c!==r?i.push(t,c,"remove-range"):null},onTab:function(t,e,r){var n=e.getSelection(),a=n.getAnchorKey();if(a!==n.getFocusKey())return e;var s=e.getCurrentContent(),u=s.getBlockForKey(a),c=u.getType();if("unordered-list-item"!==c&&"ordered-list-item"!==c)return e;t.preventDefault();var l=u.getDepth();if(!t.shiftKey&&l===r)return e;var f=o(s,n,t.shiftKey?-1:1,r);return i.push(e,f,"adjust-depth")},toggleBlockType:function(t,e){var r=t.getSelection(),o=r.getStartKey(),s=r.getEndKey(),u=t.getCurrentContent(),c=r;if(o!==s&&0===r.getEndOffset()){var l=a(u.getBlockBefore(s));s=l.getKey(),c=c.merge({anchorKey:o,anchorOffset:r.getStartOffset(),focusKey:s,focusOffset:l.getLength(),isBackward:!1})}if(u.getBlockMap().skipWhile(function(t,e){return e!==o}).reverse().skipWhile(function(t,e){return e!==s}).some(function(t){return"atomic"===t.getType()}))return t;var f=u.getBlockForKey(o).getType()===e?"unstyled":e;return i.push(t,n.setBlockType(u,c,f),"change-block-type")},toggleCode:function(t){var e=t.getSelection(),r=e.getAnchorKey(),n=e.getFocusKey();return e.isCollapsed()||r!==n?s.toggleBlockType(t,"code-block"):s.toggleInlineStyle(t,"CODE")},toggleInlineStyle:function(t,e){var r,o=t.getSelection(),a=t.getCurrentInlineStyle();if(o.isCollapsed())return i.setInlineStyleOverride(t,a.has(e)?a.remove(e):a.add(e));var s=t.getCurrentContent();return r=a.has(e)?n.removeInlineStyle(s,o,e):n.applyInlineStyle(s,o,e),i.push(t,r,"change-inline-style")},toggleLink:function(t,e,r){var o=n.applyEntity(t.getCurrentContent(),e,r);return i.push(t,o,"apply-entity")},tryToRemoveBlockStyle:function(t){var e=t.getSelection(),r=e.getAnchorOffset();if(e.isCollapsed()&&0===r){var i=e.getAnchorKey(),o=t.getCurrentContent(),a=o.getBlockForKey(i).getType(),s=o.getBlockBefore(i);if("code-block"===a&&s&&"code-block"===s.getType()&&0!==s.getLength())return null;if("unstyled"!==a)return n.setBlockType(o,e,"unstyled")}return null}};t.exports=s}