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| var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
define(["require", "exports", "@syncfusion/ej2-base", "../../common/utils/block", "../../common/utils/selection", "../../common/utils/dom", "../../common/constant", "../../common/utils/common", "../../common/utils/transform", "../../models/enums", "../plugins/common/undo-manager"], function (require, exports, ej2_base_1, block_1, selection_1, dom_1, constant_1, common_1, transform_1, enums_1, undo_manager_1) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var UndoRedoAction = (function () {
function UndoRedoAction(manager) {
this.undoRedoStack = [];
this.index = -1;
this.isUndoing = false;
this.isRedoing = false;
this.preventRestores = new Set([
constant_1.actionType.tableRowInserted, constant_1.actionType.tableRowDeleted, constant_1.actionType.tableColumnDeleted, constant_1.actionType.tableColumnInserted,
constant_1.actionType.tableCellsCleared,
constant_1.actionType.blockAdded, constant_1.actionType.blockRemoved, constant_1.actionType.blockMoved, constant_1.actionType.formattingAction,
constant_1.actionType.blockTransformed
]);
this.parent = manager;
this.undoRedoManager = new undo_manager_1.UndoRedoManager(this.parent, this);
this.addEventListener();
}
UndoRedoAction.prototype.addEventListener = function () {
this.parent.observer.on(constant_1.events.destroy, this.destroy, this);
};
UndoRedoAction.prototype.removeEventListener = function () {
this.parent.observer.off(constant_1.events.destroy, this.destroy);
};
UndoRedoAction.prototype.undo = function () {
this.performUndoRedo(true, 'isUndoing');
};
UndoRedoAction.prototype.redo = function () {
this.performUndoRedo(false, 'isRedoing');
};
UndoRedoAction.prototype.performUndoRedo = function (isUndo, flagName) {
this.parent.inlineToolbarModule.hideInlineToolbar();
var canPerform = isUndo ? this.canUndo() : this.canRedo();
if (!canPerform) {
return;
}
this["" + flagName] = true;
var siblingAction = this.undoRedoStack[this.index + 2];
var shouldProcessSiblingAction = !isUndo && siblingAction !== undefined && (siblingAction.data.isTypingWithFormat ||
(siblingAction.action === 'clipboardPaste' &&
siblingAction.data.type === 'blocks'
||
siblingAction.data.isSelectivePaste));
this.index = shouldProcessSiblingAction ? this.index + 1 : this.index;
var state = isUndo ? this.undoRedoStack[this.index] : this.undoRedoStack[this.index + 1];
if (isUndo) {
this.updateFileUploadPropsOnStack(state);
}
Eif (state) {
this.processUndoRedoAction(state);
this.index = isUndo ? this.index - 1 : this.index + 1;
var eventArgs = {
isUndo: isUndo,
content: isUndo ? state.oldBlockModel : state.updatedBlockModel,
previousContent: isUndo ? state.updatedBlockModel : state.oldBlockModel
};
this.parent.observer.notify('undoRedoPerformed', eventArgs);
this.parent.listPlugin.recalculateMarkersForListItems();
this.parent.stateManager.updateManagerBlocks();
}
this["" + flagName] = false;
};
UndoRedoAction.prototype.pushActionIntoUndoStack = function (state) {
var isSelectionPresent = !ej2_base_1.isNullOrUndefined(this.parent.previousSelection);
var isTextSelected = isSelectionPresent && !this.parent.previousSelection.isCollapsed;
var currentState = __assign({}, state, { undoSelection: isSelectionPresent ? this.parent.previousSelection : selection_1.captureSelectionState(), redoSelection: ((isTextSelected && !(state.action === constant_1.actionType.formattingAction))
|| (isSelectionPresent && state.action === constant_1.actionType.blockTransformed))
? this.parent.previousSelection
: selection_1.captureSelectionState() });
if (this.index < this.undoRedoStack.length - 1) {
this.undoRedoStack = this.undoRedoStack.slice(0, this.index + 1);
}
this.undoRedoStack.push(currentState);
if (this.undoRedoStack.length > this.parent.undoRedoStack) {
var excess = this.undoRedoStack.length - this.parent.undoRedoStack;
this.undoRedoStack = this.undoRedoStack.slice(excess);
this.index = Math.max(this.index - excess, -1);
}
this.index = this.undoRedoStack.length - 1;
this.parent.previousSelection = undefined;
};
UndoRedoAction.prototype.processUndoRedoAction = function (currentState) {
this.parent.floatingIconAction.hideFloatingIcons();
this.applyUndoRedoChange(currentState);
var action = currentState.action;
var shouldPreventRestore = this.preventRestores.has(action);
if (!shouldPreventRestore) {
this.restoreSelectionState(currentState);
}
if ((action === constant_1.actionType.contentChanged || action === constant_1.actionType.lineBreakAdded) && this.parent.currentFocusedBlock) {
this.parent.floatingIconAction.showFloatingIcons(this.parent.currentFocusedBlock);
}
this.parent.refreshPlaceholder();
};
UndoRedoAction.prototype.applyUndoRedoChange = function (currentState) {
switch (currentState.action) {
case constant_1.actionType.contentChanged: {
var blockId = currentState.data ? currentState.data.blockId : '';
this.undoRedoManager.reRenderWithPreviousState(blockId, currentState.oldBlockModel, currentState.updatedBlockModel);
break;
}
case constant_1.actionType.formattingAction:
this.undoRedoManager.handleFormattingUndoRedo(currentState);
break;
case constant_1.actionType.isExpanded: {
var blockElement = this.parent.getBlockElementById(currentState.data.blockId);
var updatedState = this.isUndoing ? !currentState.data.isExpanded
: currentState.data.isExpanded;
this.parent.blockRenderer.collapsibleRenderer.updateCollapsibleBlockExpansion(blockElement, updatedState, true);
break;
}
case constant_1.actionType.indent: {
if (this.isUndoing) {
this.parent.execCommand({ command: 'IndentBlock', state: {
blockIDs: currentState.data.blockIDs,
shouldDecrease: !currentState.data.shouldDecrease,
isUndoRedoAction: true
} });
}
else {
this.parent.execCommand({ command: 'IndentBlock', state: {
blockIDs: currentState.data.blockIDs,
shouldDecrease: currentState.data.shouldDecrease,
isUndoRedoAction: true
} });
}
break;
}
case constant_1.actionType.checked: {
var block = block_1.getBlockModelById(currentState.data.blockId, this.parent.getEditorBlocks());
var updatedState = this.isUndoing ? !currentState.data.isChecked
: currentState.data.isChecked;
this.parent.blockRenderer.listRenderer.toggleCheckedState(block, updatedState, true);
break;
}
case constant_1.actionType.lineBreakAdded: {
var state = currentState.data;
var blockModel = block_1.getBlockModelById(state.blockId, this.parent.getEditorBlocks());
var oldBlock = common_1.decoupleReference(transform_1.sanitizeBlock(blockModel));
this.parent.blockService.updateContent(blockModel.id, this.isUndoing ? currentState.oldContents : currentState.newContents);
this.parent.observer.notify('modelChanged', { type: 'ReRenderBlockContent', state: {
data: [{ block: blockModel, oldBlock: oldBlock }]
} });
break;
}
case constant_1.actionType.blockAdded:
case constant_1.actionType.blockRemoved:
this.undoRedoManager.blockAdditionDeletionUndoRedo(currentState);
this.parent.floatingIconAction.showFloatingIcons(this.parent.currentFocusedBlock);
break;
case constant_1.actionType.blockMoved:
this.undoRedoManager.handleBlockMovement(currentState);
break;
case constant_1.actionType.multipleBlocksDeleted:
this.undoRedoManager.handleMultipleBlocksUndoRedo(currentState);
break;
case constant_1.actionType.blockTransformed:
this.undoRedoManager.reTransformBlocks(currentState);
break;
case constant_1.actionType.clipboardPaste:
this.undoRedoManager.handleClipboardActions(currentState);
break;
case constant_1.actionType.tableRowInserted:
this.undoRedoManager.processRowAction(currentState.data, 'insert');
break;
case constant_1.actionType.tableRowDeleted:
this.undoRedoManager.processRowAction(currentState.data, 'delete');
break;
case constant_1.actionType.tableColumnInserted:
this.undoRedoManager.processColumnAction(currentState.data, 'insert');
break;
case constant_1.actionType.tableColumnDeleted:
this.undoRedoManager.processColumnAction(currentState.data, 'delete');
break;
case constant_1.actionType.tableRowsDeleted:
this.undoRedoManager.handleBulkRowsDeleted(currentState);
break;
case constant_1.actionType.tableColumnsDeleted:
this.undoRedoManager.handleBulkColumnsDeleted(currentState);
break;
case constant_1.actionType.tableCellsCleared:
this.undoRedoManager.handleTableCellsCleared(currentState);
break;
case constant_1.actionType.tableCellsPasted:
this.undoRedoManager.handleTableCellsPasted(currentState);
break;
case constant_1.actionType.tableHeaderInput:
this.undoRedoManager.handleTableHeaderUndoRedo(currentState);
break;
}
};
UndoRedoAction.prototype.restoreSelectionState = function (currentState) {
var selection = this.isUndoing ? currentState.undoSelection : currentState.redoSelection;
if (selection) {
var startBlock = this.parent.rootEditorElement.querySelector('#' + selection.startBlockId);
var endBlock = this.parent.rootEditorElement.querySelector('#' + selection.endBlockId);
if (startBlock && endBlock) {
var startNode = selection_1.getNodeFromPath(startBlock, selection.startContainerPath);
var endNode = selection_1.getNodeFromPath(endBlock, selection.endContainerPath);
var isSelectivePaste = currentState.action === constant_1.actionType.clipboardPaste
&& currentState.data.isSelectivePaste;
var canRestoreForActions = currentState.action === constant_1.actionType.indent
|| currentState.action === constant_1.actionType.formattingAction
|| currentState.action === constant_1.actionType.multipleBlocksDeleted;
if ((this.isUndoing || (canRestoreForActions && this.isRedoing))
&& !selection.isCollapsed && startNode && endNode) {
this.parent.nodeSelection.createRangeWithOffsets(startNode, endNode, selection.startOffset, selection.endOffset);
}
else if (!isSelectivePaste && ((this.isRedoing && startNode) || selection.isCollapsed && startNode)) {
var blockElement = dom_1.findClosestParent(startNode, '.' + constant_1.BLOCK_CLS);
this.parent.setFocusToBlock(blockElement);
selection_1.setCursorPosition(startNode.parentElement, selection.startOffset);
}
}
}
else {
if (this.parent.currentFocusedBlock && document.contains(this.parent.currentFocusedBlock)) {
var contentElement = block_1.getBlockContentElement(this.parent.currentFocusedBlock);
Eif (contentElement) {
this.parent.setFocusToBlock(this.parent.currentFocusedBlock);
var position = contentElement.textContent.length;
selection_1.setCursorPosition(contentElement, position);
}
}
}
};
UndoRedoAction.prototype.updateFileUploadPropsOnStack = function (state) {
var validTypes = [enums_1.BlockType.Image];
var blockModel = state.action === constant_1.actionType.blockAdded ?
state.oldBlockModel : state.data.newBlockModel;
var isValid = ((state.action === constant_1.actionType.blockTransformed || state.action === constant_1.actionType.blockAdded)
&& validTypes.indexOf(blockModel.blockType) !== -1);
if (isValid) {
var currentUpdatedBlock = block_1.getBlockModelById(blockModel.id, this.parent.getEditorBlocks());
blockModel.properties = __assign({}, currentUpdatedBlock.properties);
}
};
UndoRedoAction.prototype.trackCheckedStateForUndoRedo = function (blockId, state) {
this.pushActionIntoUndoStack({
action: constant_1.actionType.checked,
data: { blockId: blockId, isChecked: state }
});
};
UndoRedoAction.prototype.trackContentChangedForUndoRedo = function (oldBlock, updatedBlock) {
this.pushActionIntoUndoStack({
oldBlockModel: oldBlock,
updatedBlockModel: updatedBlock,
action: constant_1.actionType.contentChanged,
data: { blockId: updatedBlock.id }
});
};
UndoRedoAction.prototype.trackFormattingForUndoRedo = function (blockIDs, oldBlockModels, updatedBlockModels, isTypingWithFormat, selection) {
this.parent.undoRedoAction.pushActionIntoUndoStack({
action: constant_1.actionType.formattingAction,
data: {
blockIDs: blockIDs,
oldBlockModels: oldBlockModels,
updatedBlockModels: updatedBlockModels,
isTypingWithFormat: isTypingWithFormat,
selectionState: selection
}
});
};
UndoRedoAction.prototype.trackBlockAdditionForUndoRedo = function (args, blockModel) {
if (args.isUndoRedoAction) {
return;
}
var decoupledBlock = common_1.decoupleReference(transform_1.sanitizeBlock(blockModel));
var targetBlockModel = args.targetBlockModel ? common_1.decoupleReference(transform_1.sanitizeBlock(args.targetBlockModel)) : null;
var blockBeforeSplit = args.blockBeforeSplit ? common_1.decoupleReference(transform_1.sanitizeBlock(args.blockBeforeSplit)) : null;
this.pushActionIntoUndoStack({
action: constant_1.actionType.blockAdded,
data: {
blockId: blockModel.id,
currentIndex: block_1.getBlockIndexById(blockModel.id, this.parent.getEditorBlocks()),
splitOffset: args.splitOffset,
isSplitting: args.isSplitting,
blockBeforeSplit: blockBeforeSplit,
blocksAfterSplit: [targetBlockModel, decoupledBlock]
},
oldBlockModel: decoupledBlock
});
};
UndoRedoAction.prototype.trackBlockRemovalForUndoRedo = function (args, blockId, blockModel, blockIndex) {
if (args.isUndoRedoAction) {
return;
}
this.pushActionIntoUndoStack({
action: constant_1.actionType.blockRemoved,
data: {
blockId: blockId,
currentIndex: blockIndex,
splitOffset: args.splitOffset,
isSplitting: args.isSplitting,
contentElement: args.contentElement,
blocksAfterSplit: args.blocksAfterSplit,
blockBeforeSplit: args.blockBeforeSplit
},
oldBlockModel: common_1.decoupleReference(transform_1.sanitizeBlock(blockModel))
});
};
UndoRedoAction.prototype.trackBlockMoveForUndoRedo = function (args, movedBlocks, toBlockIndex, toParentId, isMovingUp) {
if (args.isUndoRedoAction) {
return;
}
var reversedFromModels = movedBlocks.slice().reverse();
this.pushActionIntoUndoStack({
action: constant_1.actionType.blockMoved,
data: {
blockIds: reversedFromModels.map(function (fromModel) { return fromModel.blockId; }),
fromIndex: reversedFromModels.map(function (fromModel) { return fromModel.index; }),
toBlockId: args.toBlockId,
toIndex: toBlockIndex,
fromParentId: reversedFromModels.map(function (fromModel) { return fromModel.parent ? fromModel.parent.id : ''; }),
toParentId: toParentId,
isMovedUp: isMovingUp
}
});
};
UndoRedoAction.prototype.trackBlockTransformForUndoRedo = function (blockElement, newBlock, oldBlock, isUndoRedoAction) {
if (isUndoRedoAction) {
return;
}
this.pushActionIntoUndoStack({
action: constant_1.actionType.blockTransformed,
data: {
blockId: blockElement.id,
oldBlockModel: oldBlock,
newBlockModel: common_1.decoupleReference(transform_1.sanitizeBlock(newBlock))
}
});
};
UndoRedoAction.prototype.trackClipboardPasteForUndoRedo = function (args) {
if (args.isUndoRedoAction) {
return;
}
this.parent.undoRedoAction.pushActionIntoUndoStack({
action: constant_1.actionType.clipboardPaste,
oldBlockModel: args.oldBlockModel,
data: {
type: args.insertionType,
blocks: common_1.decoupleReference(args.blocks.map(function (block) { return transform_1.sanitizeBlock(block); })),
targetBlockId: args.targetBlockId,
isPastedAtStart: args.isPastedAtStart,
isSelectivePaste: args.isSelectivePaste,
clipboardData: {
blocks: args.clipboardBlocks
}
}
});
};
UndoRedoAction.prototype.trackIndentActionForUndoRedo = function (args) {
if (args.isUndoRedoAction) {
return;
}
this.parent.undoRedoAction.pushActionIntoUndoStack({
action: constant_1.actionType.indent,
data: {
blockIDs: args.blockIDs,
shouldDecrease: args.shouldDecrease,
isUndoRedoAction: args.isUndoRedoAction
}
});
};
UndoRedoAction.prototype.trackLineBreakActionForUndoRedo = function (args) {
Iif (args.isUndoRedoAction) {
return;
}
this.parent.undoRedoAction.pushActionIntoUndoStack({
action: constant_1.actionType.lineBreakAdded,
oldContents: args.oldContent,
newContents: args.newContent,
data: {
blockId: args.blockId
}
});
};
UndoRedoAction.prototype.trackExpandedStateForUndoRedo = function (blockId, state) {
this.pushActionIntoUndoStack({
action: constant_1.actionType.isExpanded,
data: { blockId: blockId, isExpanded: state }
});
};
UndoRedoAction.prototype.trackTableRowInsertionForUndoRedo = function (args) {
if (args.isUndoRedoAction) {
return;
}
this.pushActionIntoUndoStack({
action: constant_1.actionType.tableRowInserted,
data: { blockId: args.blockId, rowIndex: args.rowIndex, rowModel: args.rowModel }
});
};
UndoRedoAction.prototype.trackTableRowDeletionForUndoRedo = function (args) {
if (args.isUndoRedoAction) {
return;
}
this.pushActionIntoUndoStack({
action: constant_1.actionType.tableRowDeleted,
data: { blockId: args.blockId, rowIndex: args.rowIndex, rowModel: args.rowModel }
});
};
UndoRedoAction.prototype.trackTableColumnInsertionForUndoRedo = function (args) {
if (args.isUndoRedoAction) {
return;
}
this.pushActionIntoUndoStack({
action: constant_1.actionType.tableColumnInserted,
data: {
blockId: args.blockId,
colIndex: args.colIndex,
columnModel: args.columnModel,
columnCells: args.columnCells
}
});
};
UndoRedoAction.prototype.trackTableColumnDeletionForUndoRedo = function (args) {
if (args.isUndoRedoAction) {
return;
}
this.pushActionIntoUndoStack({
action: constant_1.actionType.tableColumnDeleted,
data: {
blockId: args.blockId,
colIndex: args.colIndex,
columnModel: args.columnModel,
columnCells: args.columnCells
}
});
};
UndoRedoAction.prototype.trackTableCellsClearForUndoRedo = function (args) {
this.pushActionIntoUndoStack({
action: constant_1.actionType.tableCellsCleared,
data: {
blockId: args.blockId,
cells: args.cells
}
});
};
UndoRedoAction.prototype.trackTableCellsPasteForUndoRedo = function (args) {
this.parent.undoRedoAction.pushActionIntoUndoStack({
action: constant_1.actionType.tableCellsPasted,
data: {
blockId: args.blockId,
cells: args.cells,
structureDelta: args.structureDelta
}
});
};
UndoRedoAction.prototype.trackTableHeaderInputForUndoRedo = function (args) {
this.parent.undoRedoAction.pushActionIntoUndoStack({
action: constant_1.actionType.tableHeaderInput,
data: {
blockId: args.blockId,
oldColumns: args.oldColumns,
updatedColumns: args.updatedColumns
}
});
};
UndoRedoAction.prototype.trackBulkRowDeletionForUndoRedo = function (args) {
this.parent.undoRedoAction.pushActionIntoUndoStack({
action: constant_1.actionType.tableRowsDeleted,
data: { blockId: args.blockId, rows: args.rows }
});
};
UndoRedoAction.prototype.trackBulkColumnDeletionForUndoRedo = function (args) {
this.parent.undoRedoAction.pushActionIntoUndoStack({
action: constant_1.actionType.tableColumnsDeleted,
data: { blockId: args.blockId, cols: args.cols }
});
};
UndoRedoAction.prototype.canUndo = function () {
return this.index >= 0 && this.undoRedoStack.length > 0;
};
UndoRedoAction.prototype.canRedo = function () {
return this.undoRedoStack.length > 0 && this.index < this.undoRedoStack.length - 1;
};
UndoRedoAction.prototype.clear = function () {
this.undoRedoStack = [];
this.index = -1;
};
UndoRedoAction.prototype.destroy = function () {
this.removeEventListener();
this.clear();
this.undoRedoManager = null;
};
UndoRedoAction.prototype.adjustUndoRedoStacks = function () {
if (this.undoRedoStack.length > this.parent.undoRedoStack) {
var excess = this.undoRedoStack.length - this.parent.undoRedoStack;
this.undoRedoStack = this.undoRedoStack.slice(excess);
this.index = Math.max(this.index - excess, -1);
}
Iif (this.index >= this.undoRedoStack.length) {
this.index = this.undoRedoStack.length - 1;
}
};
UndoRedoAction.prototype.applyNextRedoSibling = function () {
Eif (this.canRedo()) {
var nextState = this.undoRedoStack[this.index];
Eif (nextState) {
this.processUndoRedoAction(nextState);
}
}
};
UndoRedoAction.prototype.applyNextUndoSibling = function () {
Eif (this.canUndo()) {
var prevState = this.undoRedoStack[this.index - 1];
if (prevState) {
this.processUndoRedoAction(prevState);
this.index--;
}
}
};
return UndoRedoAction;
}());
exports.UndoRedoAction = UndoRedoAction;
});
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