import * as columnSelectors from './reducer/column'
import * as focusSelectors from './reducer/focus'
import * as selectionSelectors from './reducer/selection'
import * as rangeSelectionSelectors from './reducer/range-selection'
import * as sortSelectors from './reducer/sort'
import * as rowSelectors from './reducer/row'
import * as navigationSelectors from './reducer/navigation'
import * as editSelectors from './reducer/edit'
import * as viewSelectors from './reducer/view'
import * as filterSelectors from './reducer/filter'
import * as dragSelectors from './reducer/drag'
import * as compositeSelectors from './compositeSelectors'
import { globalizeSelectors, prepare } from './utils'

/* This maps all the selectors from local state to global state */
const selectors = {
    ...globalizeSelectors('columns', prepare(columnSelectors)),
    ...globalizeSelectors('currentFocus', prepare(focusSelectors)),
    ...globalizeSelectors('drag', prepare(dragSelectors)),
    ...globalizeSelectors('selection', prepare(selectionSelectors)),
    ...globalizeSelectors('rangeSelection', prepare(rangeSelectionSelectors)),
    ...globalizeSelectors('sort', prepare(sortSelectors)),
    ...globalizeSelectors('rows', prepare(rowSelectors)),
    ...globalizeSelectors('navigation', prepare(navigationSelectors)),
    ...globalizeSelectors('currentEdit', prepare(editSelectors)),
    ...globalizeSelectors('view', prepare(viewSelectors)),
    ...globalizeSelectors('filter', prepare(filterSelectors)),
}

export function createSelectors() {
    const cachedComposite = compositeSelectors.generateSelectors(selectors)

    const cachedColumn = globalizeSelectors(
        'columns',
        columnSelectors.generateSelectors()
    )
    const cachedRow = globalizeSelectors(
        'rows',
        rowSelectors.generateSelectors()
    )

    return {
        ...selectors,
        ...cachedColumn,
        ...cachedRow,
        ...cachedComposite,
    }
}

export type StoreSimpleSelectors = typeof selectors
export type StoreSelectors = ReturnType<typeof createSelectors>