import Big, { BigConstructor, BigSource, RoundingMode } from 'big.js'
import Decimal, { Config, Numeric } from 'decimal.js-light'
import _toFarmat from 'toformat'

type TakeStatic<T> = { [P in keyof T]: T[P] }
interface FormatOptions {
  decimalSeparator?: string
  groupSeparator?: string
  groupSize?: number
  fractionGroupSeparator?: string
  fractionGroupSize?: number
}
interface WrappedBigConstructor extends TakeStatic<BigConstructor> {
  new (value: BigSource): WrappedBig
  (value: BigSource): WrappedBig
  (): WrappedBigConstructor

  format: FormatOptions
}
export interface WrappedBig extends Big {
  add(n: BigSource): WrappedBig
  abs(): WrappedBig
  div(n: BigSource): WrappedBig
  minus(n: BigSource): WrappedBig
  mod(n: BigSource): WrappedBig
  mul(n: BigSource): WrappedBig
  plus(n: BigSource): WrappedBig
  pow(exp: number): WrappedBig
  round(dp?: number, rm?: RoundingMode): WrappedBig
  sqrt(): WrappedBig
  sub(n: BigSource): WrappedBig
  times(n: BigSource): WrappedBig
  toFormat(): string
  toFormat(options: FormatOptions): string
  toFormat(fractionLength: number): string
  toFormat(fractionLength: number, options: FormatOptions): string
  toFormat(fractionLength: number, missionUnknown: number): string
  toFormat(fractionLength: number, missionUnknown: number, options: FormatOptions): string
}

type DecimalConstructor = typeof Decimal
interface WrappedDecimalConstructor extends TakeStatic<DecimalConstructor> {
  new (value: Numeric): WrappedDecimal
  clone(config?: Config): WrappedDecimalConstructor
  config(config: Config): WrappedDecimal
  set(config: Config): WrappedDecimal
  format: FormatOptions
}
export interface WrappedDecimal extends Decimal {
  absoluteValue(): WrappedDecimal
  abs(): WrappedDecimal
  dividedBy(y: Numeric): WrappedDecimal
  div(y: Numeric): WrappedDecimal
  dividedToIntegerBy(y: Numeric): WrappedDecimal
  idiv(y: Numeric): WrappedDecimal
  logarithm(base?: Numeric): WrappedDecimal
  log(base?: Numeric): WrappedDecimal
  minus(y: Numeric): WrappedDecimal
  sub(y: Numeric): WrappedDecimal
  modulo(y: Numeric): WrappedDecimal
  mod(y: Numeric): WrappedDecimal
  naturalExponetial(): WrappedDecimal
  exp(): WrappedDecimal
  naturalLogarithm(): WrappedDecimal
  ln(): WrappedDecimal
  negated(): WrappedDecimal
  neg(): WrappedDecimal
  plus(y: Numeric): WrappedDecimal
  add(y: Numeric): WrappedDecimal
  squareRoot(): WrappedDecimal
  sqrt(): WrappedDecimal
  times(y: Numeric): WrappedDecimal
  mul(y: Numeric): WrappedDecimal
  toWrappedDecimalPlaces(dp?: number, rm?: number): WrappedDecimal
  todp(dp?: number, rm?: number): WrappedDecimal
  toInteger(): WrappedDecimal
  toint(): WrappedDecimal
  toPower(y: Numeric): WrappedDecimal
  pow(y: Numeric): WrappedDecimal
  toSignificantDigits(sd?: number, rm?: number): WrappedDecimal
  tosd(sd?: number, rm?: number): WrappedDecimal
  toFormat(options: FormatOptions): string
  toFormat(fractionLength: number): string
  toFormat(fractionLength: number, options: FormatOptions): string
  toFormat(fractionLength: number, missionUnknown: number): string
  toFormat(fractionLength: number, missionUnknown: number, options: FormatOptions): string
}

const toFormat: {
  (fn: BigConstructor): WrappedBigConstructor
  (fn: DecimalConstructor): WrappedDecimalConstructor
} = _toFarmat
export default toFormat