feat: [cont.] support inserting multiple images (#9875)

* feat: support inserting multiple images

* Initial

* handleAppOnDrop, onImageToolbarButtonClick, pasteFromClipboard

* Initial get history working

* insertMultipleImages -> insertImages

* Bug fixes, improvements

* Remove redundant branch

* Refactor addElementsFromMixedContentPaste

* History, drag & drop bug fixes

* Update snapshots

* Remove redundant try-catch

* Refactor pasteFromClipboard

* Plain paste check in mermaid paste

* Move comment

* processClipboardData -> insertClipboardContent

* Redundant variable

* Redundant variable

* Refactor insertImages

* createImagePlaceholder -> newImagePlaceholder

* Get rid of unneeded NEVER schedule, filter out failed images

* Trigger CI

* Position placeholders before initializing

* Don't mutate scene with positionElementsOnGrid, captureUpdate: CaptureUpdateAction.IMMEDIATELY

* Comment

* Move positionOnGrid out of file

* Rename file

* Get rid of generic

* Initial tests

* More asserts, test paste

* Test image tool

* De-duplicate

* Stricter assert, move rest of logic outside of waitFor

* Modify history tests

* De-duplicate update snapshots

* Trigger CI

* Fix package build

* Make setupImageTest more explicit

* Re-introduce generic to use latest placeholder versions

* newElementWith instead of mutateElement to delete failed placeholder

* Insert failed images separately with CaptureUpdateAction.NEVER

* Refactor

* Don't re-order elements

* WIP

* Get rid of 'never' for failed

* refactor type check

* align max file size constant

* make grid padding scale to zoom

---------

Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

packages/element/src/index.ts

@@ -97,6 +97,7 @@ export * from "./image";
 export * from "./linearElementEditor";
 export * from "./mutateElement";
 export * from "./newElement";
+export * from "./positionElementsOnGrid";
 export * from "./renderElement";
 export * from "./resizeElements";
 export * from "./resizeTest";