import type { IStreamBuilder, PipedOperator } from '../types.js'

// Don't judge, this is the only way to type this function.
// rxjs has very similar code to type its pipe function
// https://github.com/ReactiveX/rxjs/blob/master/packages/rxjs/src/internal/util/pipe.ts
// We go to 20 operators deep, because surely that's enough for anyone...
// A user can always split the pipe into multiple pipes to get around this.
export function pipe<T, O>(o1: PipedOperator<T, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, T13>, o13: PipedOperator<T13, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, T13>, o13: PipedOperator<T13, T14>, o14: PipedOperator<T14, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, T13>, o13: PipedOperator<T13, T14>, o14: PipedOperator<T14, T15>, o15: PipedOperator<T15, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, T13>, o13: PipedOperator<T13, T14>, o14: PipedOperator<T14, T15>, o15: PipedOperator<T15, T16>, o16: PipedOperator<T16, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, T13>, o13: PipedOperator<T13, T14>, o14: PipedOperator<T14, T15>, o15: PipedOperator<T15, T16>, o16: PipedOperator<T16, T17>, o17: PipedOperator<T17, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, T13>, o13: PipedOperator<T13, T14>, o14: PipedOperator<T14, T15>, o15: PipedOperator<T15, T16>, o16: PipedOperator<T16, T17>, o17: PipedOperator<T17, T18>, o18: PipedOperator<T18, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, T13>, o13: PipedOperator<T13, T14>, o14: PipedOperator<T14, T15>, o15: PipedOperator<T15, T16>, o16: PipedOperator<T16, T17>, o17: PipedOperator<T17, T18>, o18: PipedOperator<T18, T19>, o19: PipedOperator<T19, O>): PipedOperator<T, O>
// prettier-ignore
export function pipe<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, O>(o1: PipedOperator<T, T2>, o2: PipedOperator<T2, T3>, o3: PipedOperator<T3, T4>, o4: PipedOperator<T4, T5>, o5: PipedOperator<T5, T6>, o6: PipedOperator<T6, T7>, o7: PipedOperator<T7, T8>, o8: PipedOperator<T8, T9>, o9: PipedOperator<T9, T10>, o10: PipedOperator<T10, T11>, o11: PipedOperator<T11, T12>, o12: PipedOperator<T12, T13>, o13: PipedOperator<T13, T14>, o14: PipedOperator<T14, T15>, o15: PipedOperator<T15, T16>, o16: PipedOperator<T16, T17>, o17: PipedOperator<T17, T18>, o18: PipedOperator<T18, T19>, o19: PipedOperator<T19, T20>, o20: PipedOperator<T20, O>): PipedOperator<T, O>

/**
 * Creates a new stream by piping the input stream through a series of operators
 */
export function pipe<T>(...operators: Array<PipedOperator<any, any>>) {
  return (stream: IStreamBuilder<T>): IStreamBuilder<T> => {
    return stream.pipe(...operators)
  }
}