* [visualization editor] Initial Commit

* [lens] Add more complete initial state

* [lens] Fix type issues

* [lens] Remove feature control

* [lens] Bring back feature control and add tests

* [lens] Update plugin structure and naming per comments

* replace any usage by safe casting

* [lens] Respond to review comments

* [lens] Remove unused EditorFrameState type

* [lens] Add first tests to indexpattern data source

* Respond to review comments

* Fix type definitions

…ic#36060)

* [lens] Editor frame initializes datasources and visualizations

* Respond to review comments

* Fix build issues

* Fix state management issue

Add basic drag / drop component to Lens

* Add nativerenderer component

* Use native renderer in app and editor frame

* [lens] Editor frame initializes datasources and visualizations

* Respond to review comments

* Fix build issues

* remove local package

* [lens] Load index patterns into data source

* Redo types for Index Pattern Datasource

* Fix one more type

* Respond to review comments

Expression logic for the Lens xy chart.

* [lens] Index pattern switcher

* Respond to review comments

* [lens] Dimension panel that generates columns

* Update from review comments

* [lens] Generate esdocs queries from index pattern

* Remove unused code

Basic xy chart suggestions

Basic xy chart configuration panel

…dually (elastic#37573)

* [lens] Dimension panel lets users select operations and fields individually

* Split files and add tests

* Fix dimension labeling and add clear button

* Support more aggregations, aggregation nesting, rollups, and clearing

* Fix esaggs expression

* Increase top-level test coverage of dimension panel

* Update from review comments

* Basic xy chart suggestions

* Re-apply XY config panel after force merge

* Initial integration of lens drag and drop

* Tweak naming, remove irellevant comment

* Tweaks per Wylie's feedback

* Add xy chart internationalization
Tweak types per Joe's feedback

* Update xy chart i18n implementation

* Fix i18n id

* Add drop tests to the lens index pattern

* improve tests

* [lens] Only allow aggregated dimensions

* [lens] Index pattern suggest on drop

* Fully remove value

* Revert "[lens] Index pattern suggest on drop"

This reverts commit 604c6ed.

* Fix type errors

* [lens] Index pattern suggest on drop

* Add test for suggestion without date field

…c#38863)

* [lens] Update location of saved objects code

* Update internatationalization

* Remove added file

* [lens] Datatable visualization plugin

* Fix merge issues and add tests

* Update from review

* Fix file locations

)

* [lens] Label each Y axis with its operation label

* Remove comment

* Add link to chart issue

Add basic routing, save, and load to Lens

* [lens] Support stacking in xy visualization

* Use chart type switcher for stacked and horizontal xy charts

* Clean up remaining isStacked code

* Fix type error

* Add split series to lens xy chart

* WIP filter ratio

* Fix test issues

* Pass dependencies through plugin like new platform

* Pass props into filter ratio popover editor

* Provide mocks to filter_ratio popover test

* Add another test

* Clean up to prepare for review

* Clean up unnecessary changes

* Respond to review comments

* Fix tests

Style the data panel (mostly Joe Reuter's doing). Optimize a bunch of the Lens stack.

…astic#41290)

* [lens] WIP add support for layers

* [lens] WIP switch to nested tables

* Get basic layering to work

* Load multiple tables and render in one chart

* Fix priority ordering

* Reduce quantity of linting errors

* Ensure that new xy layer state has a split column

* Make the "add" y / split the trailing accessor

* Various fixes for datasource public API and implementation

* Unify datasource deletion and accessor removal

* Fix broken scss

* Fix xy visualization TypeScript errors?

* Build basic suggestions

* Restore save/load and fix typescript bugs

* simplify init routine

* fix save tests

* fix persistence tests

* fix state management tests

* Ensure the data table is aligned to the top

* Add layer support to Lens datatable

* Give xy chart a default layer initially

* Allow deletion of layers in xy charts

* xy: Make split accessor singular
Remove commented code blocks

* Change expression type for lens_merge_tables

* Fix XY chart rendering expression

* Fix type errors relating to `layerId` in table suggestions

* Pass around tables for suggestions with associated layerIds

* fix tests in workspace panel

* fix editor_frame tests

* Fix xy tests, skip inapplicable tests
that will be implemented in a separate PR

* add some tests for multiple datasources and layers

* Suggest that split series comes before X axis in XY chart

* Get datatable suggestion working

* Adjust how xy axis labels are computed

* Datasource suggestions should handle layers and have tests

* Fix linting in XY chart and remove commented code

* Update snapshots from earlier change

* Fix linting errors

* More cleanup

* Remove commented code

* Test the multi-column editor

* XY Visualization does not need to track datasourceId

* Fix various comments

* Remove unused xy prop
Add datasource header to datatable config

* Use operation labels for XY chart

* Adding and removing layers is reflected in the datasource

* rewrote datasource state init

* clean up editor_frame frame api implementation

* clean up editor frame

)

* [lens] Move XY chart config into popover and fix layering

* Fix tests

* Update style

* Change wrapping of layer settings popover