// To parse this data:
//
//   import { Convert, Order } from "./file";
//
//   const order = Convert.toOrder(json);
//
// These functions will throw an error if the JSON doesn't
// match the expected interface, even if the JSON is valid.

export interface Order {
  id: number;
  version: number;
  account: Account;
  pair: string;
  instant: boolean;
  status: PositionStatus;
  leverage: Leverage;
  position: Position;
  take_profit: TakeProfit;
  stop_loss: StopLoss;
  note: string;
  skip_enter_step: boolean;
  data: OrderData;
  profit: Profit;
  margin?: Margin;
  is_position_not_filled?: boolean;
  editable?: boolean;
}

export interface Account {
  id: number;
  type: string;
  name: string;
  market: string;
  link: string;
  class?: string;
}

export interface OrderData {
  editable: boolean;
  current_price: CurrentPrice | null;
  target_price_type: string;
  base_order_finished: boolean;
  missing_funds_to_close: number | string;
  liquidation_price?: null | string;
  average_enter_price: null | string;
  average_close_price: null | string;
  average_enter_price_without_commission?: null | string;
  average_close_price_without_commission?: null | string;
  panic_sell_available: boolean;
  add_funds_available: boolean;
  force_start_available: boolean;
  force_process_available: boolean;
  cancel_available: boolean;
  created_at: string;
  updated_at: string;
  type: string;
  closed_at?: string;
}

export interface CurrentPrice {
  bid: string;
  ask: string;
  last: string;
  day_change_percent?: string;
  quote_volume?: string;
}

export interface Leverage {
  enabled: boolean;
  type?: string;
  value?: string;
}

export interface Margin {
  amount: null | string;
  total: null | string;
}

export interface Position {
  type: string;
  editable: boolean;
  units: Units;
  price: PositionPrice;
  total: Total;
  order_type: string;
  status: PositionStatus;
  conditional?: PositionConditional;
}

export interface PositionConditional {
  editable: boolean;
  price: PurplePrice;
  order_type: string;
  trailing: Trailing;
}

export interface PurplePrice {
  value: string;
  type: string;
}

export interface Trailing {
  enabled: boolean;
  percent: null;
}

export interface PositionPrice {
  value: string;
  value_without_commission?: null | string;
  editable: boolean;
}

export interface PositionStatus {
  type: string;
  title: string;
  error?: string;
}

export interface Total {
  value: null | string;
}

export interface Units {
  value: string;
  editable?: boolean;
}

export interface Profit {
  volume: null | string;
  usd: null | string;
  percent: number | null | string;
  roe?: null | string;
}

export interface StopLoss {
  enabled: boolean;
  order_type?: string;
  editable?: boolean;
  price?: Total;
  conditional?: StopLossConditional;
  timeout?: Timeout;
  status?: StopLossStatus;
}

export interface StopLossConditional {
  price: StepPrice;
  trailing: Trailing;
}

export interface StepPrice {
  value: string;
  type: string;
  percent: null;
}

export interface StopLossStatus {
  type: string;
  title: string;
}

export interface Timeout {
  enabled: boolean;
  value: number | null;
}

export interface TakeProfit {
  enabled: boolean;
  steps: Step[];
}

export interface Step {
  id: number;
  order_type: string;
  editable: boolean;
  units?: Total;
  price: StepPrice;
  volume: number | string;
  total?: null | string;
  trailing: Trailing;
  status: PositionStatus;
  data: StepData;
  position: number;
}

export interface StepData {
  cancelable: boolean;
  panic_sell_available: boolean;
}

// Converts JSON strings to/from your types
// and asserts the results of JSON.parse at runtime
export class Convert {
  public static toOrder(json: string): Order {
    return cast(JSON.parse(json), r('Order'));
  }

  public static orderToJson(value: Order): string {
    return JSON.stringify(uncast(value, r('Order')), null, 2);
  }
}

function invalidValue(typ: any, val: any, key: any = ''): never {
  if (key) {
    throw Error(
      `Invalid value for key "${key}". Expected type ${JSON.stringify(
        typ
      )} but got ${JSON.stringify(val)}`
    );
  }
  throw Error(
    `Invalid value ${JSON.stringify(val)} for type ${JSON.stringify(typ)}`
  );
}

function jsonToJSProps(typ: any): any {
  if (typ.jsonToJS === undefined) {
    const map: any = {};
    typ.props.forEach((p: any) => (map[p.json] = { key: p.js, typ: p.typ }));
    typ.jsonToJS = map;
  }
  return typ.jsonToJS;
}

function jsToJSONProps(typ: any): any {
  if (typ.jsToJSON === undefined) {
    const map: any = {};
    typ.props.forEach((p: any) => (map[p.js] = { key: p.json, typ: p.typ }));
    typ.jsToJSON = map;
  }
  return typ.jsToJSON;
}

function transform(val: any, typ: any, getProps: any, key: any = ''): any {
  function transformPrimitive(typ: string, val: any): any {
    if (typeof typ === typeof val) return val;
    return invalidValue(typ, val, key);
  }

  function transformUnion(typs: any[], val: any): any {
    // val must validate against one typ in typs
    const l = typs.length;
    for (let i = 0; i < l; i++) {
      const typ = typs[i];
      try {
        return transform(val, typ, getProps);
      } catch (_) {}
    }
    return invalidValue(typs, val);
  }

  function transformEnum(cases: string[], val: any): any {
    if (cases.indexOf(val) !== -1) return val;
    return invalidValue(cases, val);
  }

  function transformArray(typ: any, val: any): any {
    // val must be an array with no invalid elements
    if (!Array.isArray(val)) return invalidValue('array', val);
    return val.map((el) => transform(el, typ, getProps));
  }

  function transformDate(val: any): any {
    if (val === null) {
      return null;
    }
    const d = new Date(val);
    if (isNaN(d.valueOf())) {
      return invalidValue('Date', val);
    }
    return d;
  }

  function transformObject(
    props: { [k: string]: any },
    additional: any,
    val: any
  ): any {
    if (val === null || typeof val !== 'object' || Array.isArray(val)) {
      return invalidValue('object', val);
    }
    const result: any = {};
    Object.getOwnPropertyNames(props).forEach((key) => {
      const prop = props[key];
      const v = Object.prototype.hasOwnProperty.call(val, key)
        ? val[key]
        : undefined;
      result[prop.key] = transform(v, prop.typ, getProps, prop.key);
    });
    Object.getOwnPropertyNames(val).forEach((key) => {
      if (!Object.prototype.hasOwnProperty.call(props, key)) {
        result[key] = transform(val[key], additional, getProps, key);
      }
    });
    return result;
  }

  if (typ === 'any') return val;
  if (typ === null) {
    if (val === null) return val;
    return invalidValue(typ, val);
  }
  if (typ === false) return invalidValue(typ, val);
  while (typeof typ === 'object' && typ.ref !== undefined) {
    typ = typeMap[typ.ref];
  }
  if (Array.isArray(typ)) return transformEnum(typ, val);
  if (typeof typ === 'object') {
    return typ.hasOwnProperty('unionMembers')
      ? transformUnion(typ.unionMembers, val)
      : typ.hasOwnProperty('arrayItems')
      ? transformArray(typ.arrayItems, val)
      : typ.hasOwnProperty('props')
      ? transformObject(getProps(typ), typ.additional, val)
      : invalidValue(typ, val);
  }
  // Numbers can be parsed by Date but shouldn't be.
  if (typ === Date && typeof val !== 'number') return transformDate(val);
  return transformPrimitive(typ, val);
}

function cast<T>(val: any, typ: any): T {
  return transform(val, typ, jsonToJSProps);
}

function uncast<T>(val: T, typ: any): any {
  return transform(val, typ, jsToJSONProps);
}

function a(typ: any) {
  return { arrayItems: typ };
}

function u(...typs: any[]) {
  return { unionMembers: typs };
}

function o(props: any[], additional: any) {
  return { props, additional };
}

function m(additional: any) {
  return { props: [], additional };
}

function r(name: string) {
  return { ref: name };
}

const typeMap: any = {
  Order: o(
    [
      { json: 'id', js: 'id', typ: 0 },
      { json: 'version', js: 'version', typ: 0 },
      { json: 'account', js: 'account', typ: r('Account') },
      { json: 'pair', js: 'pair', typ: '' },
      { json: 'instant', js: 'instant', typ: true },
      { json: 'status', js: 'status', typ: r('PositionStatus') },
      { json: 'leverage', js: 'leverage', typ: r('Leverage') },
      { json: 'position', js: 'position', typ: r('Position') },
      { json: 'take_profit', js: 'take_profit', typ: r('TakeProfit') },
      { json: 'stop_loss', js: 'stop_loss', typ: r('StopLoss') },
      { json: 'note', js: 'note', typ: '' },
      { json: 'skip_enter_step', js: 'skip_enter_step', typ: true },
      { json: 'data', js: 'data', typ: r('OrderData') },
      { json: 'profit', js: 'profit', typ: r('Profit') },
      { json: 'margin', js: 'margin', typ: u(undefined, r('Margin')) },
      {
        json: 'is_position_not_filled',
        js: 'is_position_not_filled',
        typ: u(undefined, true),
      },
      { json: 'editable', js: 'editable', typ: u(undefined, true) },
    ],
    false
  ),
  Account: o(
    [
      { json: 'id', js: 'id', typ: 0 },
      { json: 'type', js: 'type', typ: '' },
      { json: 'name', js: 'name', typ: '' },
      { json: 'market', js: 'market', typ: '' },
      { json: 'link', js: 'link', typ: '' },
      { json: 'class', js: 'class', typ: u(undefined, '') },
    ],
    false
  ),
  OrderData: o(
    [
      { json: 'editable', js: 'editable', typ: true },
      {
        json: 'current_price',
        js: 'current_price',
        typ: u(r('CurrentPrice'), null),
      },
      { json: 'target_price_type', js: 'target_price_type', typ: '' },
      { json: 'base_order_finished', js: 'base_order_finished', typ: true },
      {
        json: 'missing_funds_to_close',
        js: 'missing_funds_to_close',
        typ: u(0, ''),
      },
      {
        json: 'liquidation_price',
        js: 'liquidation_price',
        typ: u(undefined, u(null, '')),
      },
      {
        json: 'average_enter_price',
        js: 'average_enter_price',
        typ: u(null, ''),
      },
      {
        json: 'average_close_price',
        js: 'average_close_price',
        typ: u(null, ''),
      },
      {
        json: 'average_enter_price_without_commission',
        js: 'average_enter_price_without_commission',
        typ: u(undefined, u(null, '')),
      },
      {
        json: 'average_close_price_without_commission',
        js: 'average_close_price_without_commission',
        typ: u(undefined, u(null, '')),
      },
      { json: 'panic_sell_available', js: 'panic_sell_available', typ: true },
      { json: 'add_funds_available', js: 'add_funds_available', typ: true },
      { json: 'force_start_available', js: 'force_start_available', typ: true },
      {
        json: 'force_process_available',
        js: 'force_process_available',
        typ: true,
      },
      { json: 'cancel_available', js: 'cancel_available', typ: true },
      { json: 'created_at', js: 'created_at', typ: '' },
      { json: 'updated_at', js: 'updated_at', typ: '' },
      { json: 'type', js: 'type', typ: '' },
      { json: 'closed_at', js: 'closed_at', typ: u(undefined, '') },
    ],
    false
  ),
  CurrentPrice: o(
    [
      { json: 'bid', js: 'bid', typ: '' },
      { json: 'ask', js: 'ask', typ: '' },
      { json: 'last', js: 'last', typ: '' },
      {
        json: 'day_change_percent',
        js: 'day_change_percent',
        typ: u(undefined, ''),
      },
      { json: 'quote_volume', js: 'quote_volume', typ: u(undefined, '') },
    ],
    false
  ),
  Leverage: o(
    [
      { json: 'enabled', js: 'enabled', typ: true },
      { json: 'type', js: 'type', typ: u(undefined, '') },
      { json: 'value', js: 'value', typ: u(undefined, '') },
    ],
    false
  ),
  Margin: o(
    [
      { json: 'amount', js: 'amount', typ: u(null, '') },
      { json: 'total', js: 'total', typ: u(null, '') },
    ],
    false
  ),
  Position: o(
    [
      { json: 'type', js: 'type', typ: '' },
      { json: 'editable', js: 'editable', typ: true },
      { json: 'units', js: 'units', typ: r('Units') },
      { json: 'price', js: 'price', typ: r('PositionPrice') },
      { json: 'total', js: 'total', typ: r('Total') },
      { json: 'order_type', js: 'order_type', typ: '' },
      { json: 'status', js: 'status', typ: r('PositionStatus') },
      {
        json: 'conditional',
        js: 'conditional',
        typ: u(undefined, r('PositionConditional')),
      },
    ],
    false
  ),
  PositionConditional: o(
    [
      { json: 'editable', js: 'editable', typ: true },
      { json: 'price', js: 'price', typ: r('PurplePrice') },
      { json: 'order_type', js: 'order_type', typ: '' },
      { json: 'trailing', js: 'trailing', typ: r('Trailing') },
    ],
    false
  ),
  PurplePrice: o(
    [
      { json: 'value', js: 'value', typ: '' },
      { json: 'type', js: 'type', typ: '' },
    ],
    false
  ),
  Trailing: o(
    [
      { json: 'enabled', js: 'enabled', typ: true },
      { json: 'percent', js: 'percent', typ: null },
    ],
    false
  ),
  PositionPrice: o(
    [
      { json: 'value', js: 'value', typ: '' },
      {
        json: 'value_without_commission',
        js: 'value_without_commission',
        typ: u(undefined, u(null, '')),
      },
      { json: 'editable', js: 'editable', typ: true },
    ],
    false
  ),
  PositionStatus: o(
    [
      { json: 'type', js: 'type', typ: '' },
      { json: 'title', js: 'title', typ: '' },
      { json: 'error', js: 'error', typ: u(undefined, '') },
    ],
    false
  ),
  Total: o([{ json: 'value', js: 'value', typ: u(null, '') }], false),
  Units: o(
    [
      { json: 'value', js: 'value', typ: '' },
      { json: 'editable', js: 'editable', typ: u(undefined, true) },
    ],
    false
  ),
  Profit: o(
    [
      { json: 'volume', js: 'volume', typ: u(null, '') },
      { json: 'usd', js: 'usd', typ: u(null, '') },
      { json: 'percent', js: 'percent', typ: u(0, null, '') },
      { json: 'roe', js: 'roe', typ: u(undefined, u(null, '')) },
    ],
    false
  ),
  StopLoss: o(
    [
      { json: 'enabled', js: 'enabled', typ: true },
      { json: 'order_type', js: 'order_type', typ: u(undefined, '') },
      { json: 'editable', js: 'editable', typ: u(undefined, true) },
      { json: 'price', js: 'price', typ: u(undefined, r('Total')) },
      {
        json: 'conditional',
        js: 'conditional',
        typ: u(undefined, r('StopLossConditional')),
      },
      { json: 'timeout', js: 'timeout', typ: u(undefined, r('Timeout')) },
      { json: 'status', js: 'status', typ: u(undefined, r('StopLossStatus')) },
    ],
    false
  ),
  StopLossConditional: o(
    [
      { json: 'price', js: 'price', typ: r('StepPrice') },
      { json: 'trailing', js: 'trailing', typ: r('Trailing') },
    ],
    false
  ),
  StepPrice: o(
    [
      { json: 'value', js: 'value', typ: '' },
      { json: 'type', js: 'type', typ: '' },
      { json: 'percent', js: 'percent', typ: null },
    ],
    false
  ),
  StopLossStatus: o(
    [
      { json: 'type', js: 'type', typ: '' },
      { json: 'title', js: 'title', typ: '' },
    ],
    false
  ),
  Timeout: o(
    [
      { json: 'enabled', js: 'enabled', typ: true },
      { json: 'value', js: 'value', typ: u(0, null) },
    ],
    false
  ),
  TakeProfit: o(
    [
      { json: 'enabled', js: 'enabled', typ: true },
      { json: 'steps', js: 'steps', typ: a(r('Step')) },
    ],
    false
  ),
  Step: o(
    [
      { json: 'id', js: 'id', typ: 0 },
      { json: 'order_type', js: 'order_type', typ: '' },
      { json: 'editable', js: 'editable', typ: true },
      { json: 'units', js: 'units', typ: u(undefined, r('Total')) },
      { json: 'price', js: 'price', typ: r('StepPrice') },
      { json: 'volume', js: 'volume', typ: u(0, '') },
      { json: 'total', js: 'total', typ: u(undefined, u(null, '')) },
      { json: 'trailing', js: 'trailing', typ: r('Trailing') },
      { json: 'status', js: 'status', typ: r('PositionStatus') },
      { json: 'data', js: 'data', typ: r('StepData') },
      { json: 'position', js: 'position', typ: 0 },
    ],
    false
  ),
  StepData: o(
    [
      { json: 'cancelable', js: 'cancelable', typ: true },
      { json: 'panic_sell_available', js: 'panic_sell_available', typ: true },
    ],
    false
  ),
};