import faker from '@faker-js/faker';

const arrayOf = <T>(f: () => T) => {
  const length = 3;

  return Array.from({
    length,
  }, f);
};

const objectOf = <T>(f: () => T) => {
  const keys = ['foo', 'bar', 'qux'];

  return keys.reduce<Record<string, T>>((object, key) => {
    object[key] = f();
    return object;
  }, {});
};

const factories = {
  boolean: () => faker.datatype.boolean(),
  date_iso_8601: () => faker.datatype.datetime().toISOString().slice(0, 10),
  date_time_iso_8601: () => faker.datatype.datetime().toISOString(),
  decimal: () => faker.datatype.float(),
  double: () => faker.datatype.float(),
  integer: () => faker.datatype.number(),
  json: () => faker.datatype.json(),
  long: () => faker.datatype.number(),
  object: () => faker.datatype.json(),
  string: () => faker.datatype.string(),
  unit: () => undefined,
  uuid: () => faker.datatype.uuid(),
  'com.paintbatch.enums.sheen': (): com.paintbatch.enums.Sheen => faker.helpers.arrayElement(['M', 'G']),
  'com.paintbatch.enums.status': (): com.paintbatch.enums.Status => faker.helpers.arrayElement(['ok']),

  'com.paintbatch.models.demand': (): com.paintbatch.models.Demand => ({
    paints: arrayOf(() => factories['com.paintbatch.models.paint']()),
  }),

  'com.paintbatch.models.healthcheck': (): com.paintbatch.models.Healthcheck => ({
    status: factories['com.paintbatch.enums.status'](),
  }),

  'com.paintbatch.models.optimizeRequest': (): com.paintbatch.models.OptimizeRequest => ({
    colors: factories.integer(),
    customers: factories.integer(),
    demands: arrayOf(() => factories['com.paintbatch.models.demand']()),
  }),

  'com.paintbatch.models.paint': (): com.paintbatch.models.Paint => ({
    id: factories.integer(),
    sheen: factories['com.paintbatch.enums.sheen'](),
  }),

  'com.paintbatch.models.readableError': (): com.paintbatch.models.ReadableError => ({
    text: factories.string(),
  }),
};

export const makeDemand = () => factories['com.paintbatch.models.demand']();
export const makeHealthcheck = () => factories['com.paintbatch.models.healthcheck']();
export const makeOptimizeRequest = () => factories['com.paintbatch.models.optimizeRequest']();
export const makePaint = () => factories['com.paintbatch.models.paint']();
export const makeReadableError = () => factories['com.paintbatch.models.readableError']();
export const makeSheen = () => factories['com.paintbatch.enums.sheen']();
export const makeStatus = () => factories['com.paintbatch.enums.status']();