// TypeScript Version: 3.5

import { ReactNode, ComponentType, MouseEvent } from 'react'

/**
 * The empty definitions of below provides a base definition for the parts used by useTable, that can then be extended in the users code.
 *
 * @example
 *  export interface TableOptions<D extends object = {}}>
 *    extends
 *      UseExpandedOptions<D>,
 *      UseFiltersOptions<D> {}
 */
export interface TableOptions<D extends object> extends UseTableOptions<D> {}

export interface TableInstance<D extends object = {}>
  extends Omit<TableOptions<D>, 'columns' | 'state'>,
    UseTableInstanceProps<D> {}

export interface TableState<
  D extends object = {}
> {} /* tslint:disable-line no-empty-interface */ // eslint-disable-line @typescript-eslint/no-empty-interface

export interface Hooks<D extends object = {}> extends UseTableHooks<D> {}

export interface Cell<D extends object = {}> extends UseTableCellProps<D> {}

export interface Column<D extends object = {}>
  extends UseTableColumnOptions<D> {}

export interface ColumnInstance<D extends object = {}>
  extends Omit<Column<D>, 'id'>,
    UseTableColumnProps<D> {}

export interface HeaderGroup<D extends object = {}>
  extends ColumnInstance<D>,
    UseTableHeaderGroupProps<D> {}

export interface Row<D extends object = {}> extends UseTableRowProps<D> {}

/* #region useTable */
export function useTable<D extends object = {}>(
  options: TableOptions<D>,
  ...plugins: PluginHook<D>[]
): TableInstance<D>

/**
 * NOTE: To use custom options, use "Interface Merging" to add the custom options
 */
export type UseTableOptions<D extends object> = {
  columns: Column<D>[]
  data: D[]
} & Partial<{
  initialState: Partial<TableState<D>>
  state: Partial<TableState<D>>
  reducer: (
    oldState: TableState<D>,
    newState: TableState<D>,
    type: string
  ) => TableState<D>
  defaultColumn: Partial<Column<D>>
  initialRowStateKey: IdType<D>
  getSubRows: (row: Row<D>, relativeIndex: number) => Row<D>[]
  getRowID: (row: Row<D>, relativeIndex: number) => string
  debug: boolean
}>

export interface UseTableHooks<D extends object> {
  columnsBeforeHeaderGroups: ((
    flatColumns: Column<D>[],
    instance: TableInstance<D>
  ) => Column<D>[])[]
  columnsBeforeHeaderGroupsDeps: ((
    deps: any[],
    instance: TableInstance<D>
  ) => any[])[]
  useMain: ((instance: TableInstance<D>) => TableInstance<D>)[]
  useRows: ((rows: Row<D>[], instance: TableInstance<D>) => Row<D>[])[]
  prepareRow: ((row: Row<D>, instance: TableInstance<D>) => Row<D>)[]

  // Prop Hooks
  getTableProps: ((instance: TableInstance<D>) => object)[]
  getTableBodyProps: ((instance: TableInstance<D>) => object)[]
  getRowProps: ((row: Row<D>, instance: TableInstance<D>) => object)[]
  getHeaderGroupProps: ((
    headerGroup: HeaderGroup<D>,
    instance: TableInstance<D>
  ) => object)[]
  getHeaderProps: ((column: Column<D>, instance: TableInstance<D>) => object)[]
  getCellProps: ((cell: Cell<D>, instance: TableInstance<D>) => object)[]
}

export interface UseTableColumnOptions<D extends object>
  extends Accessor<D>,
    Partial<{
      columns: Column<D>[]
      show: boolean | ((instance: TableInstance<D>) => boolean)
      Header: Renderer<HeaderProps<D>>
      Cell: Renderer<CellProps<D>>
      width?: number
      minWidth?: number
      maxWidth?: number
    }> {}

export interface UseTableInstanceProps<D extends object> {
  columns: ColumnInstance<D>[]
  flatColumns: ColumnInstance<D>[]
  headerGroups: HeaderGroup<D>[]
  headers: ColumnInstance<D>[]
  flatHeaders: ColumnInstance<D>[]
  rows: Row<D>[]
  getTableProps: (props?: object) => object
  getTableBodyProps: (props?: object) => object
  prepareRow: (row: Row<D>) => void
  rowPaths: string[]
  flatRows: Row<D>[]
  state: TableState<D>
  setState: SetState<D>
  totalColumnsWidth: number
}

export interface UseTableHeaderGroupProps<D extends object> {
  headers: ColumnInstance<D>[]
  getHeaderGroupProps: (props?: object) => object
  totalHeaderCount: number
}

export interface UseTableColumnProps<D extends object> {
  id: IdType<D>
  isVisible: boolean
  render: (type: 'Header' | string, props?: object) => ReactNode
  getHeaderProps: (props?: object) => object
  parent: ColumnInstance<D>
  depth: number
  index: number
}

export interface UseTableRowProps<D extends object> {
  cells: Cell<D>[]
  values: Record<IdType<D>, CellValue>
  getRowProps: (props?: object) => object
  index: number
  original: D
  path: IdType<D>[]
  subRows: Row<D>[]
}

export interface UseTableCellProps<D extends object> {
  column: ColumnInstance<D>
  row: Row<D>
  value: CellValue
  getCellProps: (props?: object) => object
  render: (type: 'Cell' | string, userProps?: object) => ReactNode
}

export type HeaderProps<D extends object> = TableInstance<D> & {
  column: ColumnInstance<D>
} & Record<string, any>
export type CellProps<D extends object> = TableInstance<D> & {
  column: ColumnInstance<D>
  row: Row<D>
  cell: Cell<D>
} & Record<string, any>

// NOTE: At least one of (id | accessor | Header as string) required
export interface Accessor<D extends object> {
  accessor?:
    | IdType<D>
    | ((
        originalRow: D,
        index: number,
        sub: {
          subRows: D[]
          depth: number
          data: D[]
        }
      ) => CellValue)
  id?: IdType<D>
}
/* #endregion */

// Plugins

/* #region useColumnOrder */
export function useColumnOrder<D extends object = {}>(hooks: Hooks<D>): void
export namespace useColumnOrder {
  const pluginName = 'useColumnOrder'
}

export interface UseColumnOrderState<D extends object> {
  columnOrder: IdType<D>[]
}

export interface UseColumnOrderInstanceProps<D extends object> {
  setColumnOrder: (updater: (columnOrder: IdType<D>[]) => IdType<D>[]) => void
}
/* #endregion */

/* #region useExpanded */
export function useExpanded<D extends object = {}>(hooks: Hooks<D>): void
export namespace useExpanded {
  const pluginName = 'useExpanded'
}

export type UseExpandedOptions<D extends object> = Partial<{
  getSubRows: (row: Row<D>, relativeIndex: number) => Row<D>[]
  manualExpandedKey: IdType<D>
  paginateExpandedRows: boolean
}>

export interface UseExpandedHooks<D extends object> {
  getExpandedToggleProps: ((
    row: Row<D>,
    instance: TableInstance<D>
  ) => object)[]
}

export interface UseExpandedState<D extends object> {
  expanded: IdType<D>[]
}

export interface UseExpandedInstanceProps<D extends object> {
  rows: Row<D>[]
  toggleExpandedByPath: (path: IdType<D>[], isExpanded: boolean) => void
  expandedDepth: number
}

export interface UseExpandedRowProps<D extends object> {
  isExpanded: boolean
  canExpand: boolean
  subRows: Row<D>[]
  toggleExpanded: (isExpanded?: boolean) => void
  getExpandedToggleProps: (props?: object) => object
}
/* #endregion */

/* #region useFilters */
export function useFilters<D extends object = {}>(hooks: Hooks<D>): void
export namespace useFilters {
  const pluginName = 'useFilters'
}

export type UseFiltersOptions<D extends object> = Partial<{
  manualFilters: boolean
  disableFilters: boolean
  filterTypes: Filters<D>
}>

export interface UseFiltersState<D extends object> {
  filters: Filters<D>
}

export type UseFiltersColumnOptions<D extends object> = Partial<{
  disableFilters: boolean
  Filter: Renderer<FilterProps<D>>
  filter: FilterType<D> | DefaultFilterTypes | keyof Filters<D>
}>

export interface UseFiltersInstanceProps<D extends object> {
  rows: Row<D>[]
  preFilteredRows: Row<D>[]
  setFilter: (
    columnId: IdType<D>,
    updater: ((filterValue: FilterValue) => FilterValue) | FilterValue
  ) => void
  setAllFilters: (
    updater: Filters<D> | ((filters: Filters<D>) => Filters<D>)
  ) => void
}

export interface UseFiltersColumnProps<D extends object> {
  canFilter: boolean
  setFilter: (
    updater: ((filterValue: FilterValue) => FilterValue) | FilterValue
  ) => void
  filterValue: FilterValue
  preFilteredRows: Row<D>[]
  filteredRows: Row<D>[]
}

export type FilterProps<D extends object> = HeaderProps<D>
export type FilterValue = any
export type Filters<D extends object> = Record<IdType<D>, FilterValue>

export type DefaultFilterTypes =
  | 'text'
  | 'exactText'
  | 'exactTextCase'
  | 'includes'
  | 'includesAll'
  | 'exact'
  | 'equals'
  | 'between'

export interface FilterType<D extends object> {
  (
    rows: Row<D>[],
    columnId: IdType<D>,
    filterValue: FilterValue,
    column: ColumnInstance<D>
  ): Row<D>[]
  autoRemove?: (filterValue: FilterValue) => boolean
}
/* #endregion */

/* #region useGroupBy */
export function useGroupBy<D extends object = {}>(hooks: Hooks<D>): void
export namespace useGroupBy {
  const pluginName = 'useGroupBy'
}

export type UseGroupByOptions<D extends object> = Partial<{
  manualGroupBy: boolean
  disableGrouping: boolean
  aggregations: Record<string, AggregatorFn<D>>
  groupByFn: (rows: Row<D>[], columnId: IdType<D>) => Record<string, Row<D>>
}>

export interface UseGroupByHooks<D extends object> {
  getGroupByToggleProps: ((
    header: HeaderGroup<D>,
    instance: TableInstance<D>
  ) => object)[]
}

export interface UseGroupByState<D extends object> {
  groupBy: IdType<D>[]
}

export type UseGroupByColumnOptions<D extends object> = Partial<{
  aggregate: Aggregator<D> | Aggregator<D>[]
  Aggregated: Renderer<CellProps<D>>
  disableGrouping: boolean
  groupByBoundary: boolean
}>

export interface UseGroupByInstanceProps<D extends object> {
  rows: Row<D>[]
  preGroupedRows: Row<D>[]
  toggleGroupBy: (columnId: IdType<D>, toggle: boolean) => void
}

export interface UseGroupByColumnProps<D extends object> {
  canGroupBy: boolean
  isGrouped: boolean
  groupedIndex: number
  toggleGroupBy: () => void
}

export interface UseGroupByHeaderProps<D extends object> {
  getGroupByToggleProps: (props?: object) => object
}

export interface UseGroupByRowProps<D extends object> {
  isAggregated: boolean
  groupByID: IdType<D>
  groupByVal: string
  values: Record<IdType<D>, AggregatedValue>
  subRows: Row<D>[]
  depth: number
  path: IdType<D>[]
  index: number
}

export interface UseGroupByCellProps<D extends object> {
  isGrouped: boolean
  isRepeatedValue: boolean
  isAggregated: boolean
}

export type DefaultAggregators =
  | 'sum'
  | 'average'
  | 'median'
  | 'uniqueCount'
  | 'count'

export type AggregatorFn<D extends object> = (
  columnValues: CellValue[],
  rows: Row<D>[]
) => AggregatedValue
export type Aggregator<D extends object> =
  | AggregatorFn<D>
  | DefaultAggregators
  | string
export type AggregatedValue = any
/* #endregion */

/* #region usePagination */
export function usePagination<D extends object = {}>(hooks: Hooks<D>): void
export namespace usePagination {
  const pluginName = 'usePagination'
}

export type UsePaginationOptions<D extends object> = Partial<{
  pageCount: number
  manualPagination: boolean
  disablePageResetOnDataChange: boolean
  paginateExpandedRows: boolean
}>

export interface UsePaginationState<D extends object> {
  pageSize: number
  pageIndex: number
}

export interface UsePaginationInstanceProps<D extends object> {
  page: Row<D>[]
  pageCount: number
  pageOptions: number[]
  canPreviousPage: boolean
  canNextPage: boolean
  gotoPage: (updater: ((pageIndex: number) => number) | number) => void
  previousPage: () => void
  nextPage: () => void
  setPageSize: (pageSize: number) => void
  pageIndex: number
  pageSize: number
}
/* #endregion */

/* #region useRowSelect */
export function useRowSelect<D extends object = {}>(hooks: Hooks<D>): void
export namespace useRowSelect {
  const pluginName = 'useRowSelect'
}

export type UseRowSelectOptions<D extends object> = Partial<{
  manualRowSelectedKey: IdType<D>
}>

export interface UseRowSelectHooks<D extends object> {
  getToggleRowSelectedProps: ((
    row: Row<D>,
    instance: TableInstance<D>
  ) => object)[]
  getToggleAllRowsSelectedProps: ((instance: TableInstance<D>) => object)[]
}

export interface UseRowSelectState<D extends object> {
  selectedRows: IdType<D>[]
}

export interface UseRowSelectInstanceProps<D extends object> {
  toggleRowSelected: (rowPath: IdType<D>, set?: boolean) => void
  toggleRowSelectedAll: (set?: boolean) => void
  getToggleAllRowsSelectedProps: (props?: object) => object
  isAllRowsSelected: boolean
}

export interface UseRowSelectRowProps<D extends object> {
  isSelected: boolean
  toggleRowSelected: (set?: boolean) => void
  getToggleRowSelectedProps: (props?: object) => object
}
/* #endregion */

/* #region useRowState */
export function useRowState<D extends object = {}>(hooks: Hooks<D>): void
export namespace useRowState {
  const pluginName = 'useRowState'
}

export type UseRowStateOptions<D extends object> = Partial<{
  initialRowStateAccessor: (row: Row<D>) => UseRowStateLocalState<D>
}>

export interface UseRowStateState<D extends object> {
  rowState: Partial<{
    cellState: UseRowStateLocalState<D>
    rowState: UseRowStateLocalState<D>
  }>
}

export interface UseRowStateInstanceProps<D extends object> {
  setRowState: (rowPath: string[], updater: UseRowUpdater) => void // Purposely not exposing action
  setCellState: (
    rowPath: string[],
    columnID: IdType<D>,
    updater: UseRowUpdater
  ) => void
}

export interface UseRowStateRowProps<D extends object> {
  state: UseRowStateLocalState<D>
  setState: (updater: UseRowUpdater) => void
}
export interface UseRowStateCellProps<D extends object> {
  state: UseRowStateLocalState<D>
  setState: (updater: UseRowUpdater) => void
}

export type UseRowUpdater<T = unknown> = T | ((prev: T) => T)
export type UseRowStateLocalState<D extends object, T = unknown> = Record<
  IdType<D>,
  T
>
/* #endregion */

/* #region useSortBy */
export function useSortBy<D extends object = {}>(hooks: Hooks<D>): void
export namespace useSortBy {
  const pluginName = 'useSortBy'
}

export type UseSortByOptions<D extends object> = Partial<{
  manualSorting: boolean
  disableSorting: boolean
  disableMultiSort: boolean
  isMultiSortEvent: (e: MouseEvent) => boolean
  maxMultiSortColCount: number
  disableSortRemove: boolean
  disabledMultiRemove: boolean
  orderByFn: (
    rows: Row<D>[],
    sortFns: SortByFn<D>[],
    directions: boolean[]
  ) => Row<D>[] // CHECK
  sortTypes: Record<string, SortByFn<D>>
}>

export interface UseSortByHooks<D extends object> {
  getSortByToggleProps: ((
    column: Column<D>,
    instance: TableInstance<D>
  ) => object)[]
}

export interface UseSortByState<D extends object> {
  sortBy: SortingRule<D>[]
}

export type UseSortByColumnOptions<D extends object> = Partial<{
  disableSorting: boolean
  sortDescFirst: boolean
  sortInverted: boolean
  sortType: SortByFn<D> | DefaultSortTypes | string
}>

export interface UseSortByInstanceProps<D extends object> {
  rows: Row<D>[]
  preSortedRows: Row<D>[]
  toggleSortBy: (
    columnId: IdType<D>,
    descending: boolean,
    isMulti: boolean
  ) => void
}

export interface UseSortByColumnProps<D extends object> {
  canSort: boolean
  toggleSortBy: (descending: boolean, multi: boolean) => void
  getSortByToggleProps: (props?: object) => object
  clearSorting: () => void
  isSorted: boolean
  sortedIndex: number
  isSortedDesc: boolean | undefined
}

export type SortByFn<D extends object> = (
  rowA: Row<D>,
  rowB: Row<D>,
  columnId: IdType<D>
) => 0 | 1 | -1

export type DefaultSortTypes = 'alphanumeric' | 'datetime' | 'basic'

export interface SortingRule<D> {
  id: IdType<D>
  desc?: boolean
}
/* #endregion */

/* #region useAbsoluteLayout */
export function useAbsoluteLayout<D extends object = {}>(hooks: Hooks<D>): void
export namespace useAbsoluteLayout {
  const pluginName = 'useAbsoluteLayout'
}
/* #endregion */

/* #region useBlockLayout */
export function useBlockLayout<D extends object = {}>(hooks: Hooks<D>): void
export namespace useBlockLayout {
  const pluginName = 'useBlockLayout'
}
/* #endregion */

/* #region useResizeColumns */
export function useResizeColumns<D extends object = {}>(hooks: Hooks<D>): void
export namespace useResizeColumns {
  const pluginName = 'useResizeColumns'
}

export interface UseResizeColumnsOptions<D extends object> {
  disableResizing?: boolean
}

export interface UseResizeColumnsColumnOptions<D extends object> {
  disableResizing?: boolean
}

export interface UseResizeColumnsHeaderProps<D extends object> {
  getResizerProps: (props?: object) => object
  canResize: boolean
  isResizing: boolean
}
/* #endregion */

// Additional API
export const actions: Record<string, string>
export function addActions(...actions: string[]): void

export const defaultState: Record<string, any>

// Helpers
export type StringKey<D> = Extract<keyof D, string>
export type IdType<D> = StringKey<D> | string
export type CellValue = any

export type Renderer<Props> = ComponentType<Props> | ReactNode

export interface PluginHook<D extends object> {
  (hooks: Hooks<D>): void
  pluginName: string
}

export type SetState<D extends object> = (
  updater: (old: TableState<D>) => TableState<D>,
  type: keyof typeof actions
) => void