api.ts

// GET /cities?city='qweqwe'
type CitiesReq = {
  city: string;
};

type CitiesRes = Array<{
  city: string;
  country: string;
}>;

// POST /search
type searchReq = {
  trip: {
    from: string;
    to: string;
  };
  date: {
    // ISO string
    from: string;
    to: string;
  };
  count: number;
};

// Either we get from post and put to store...
type searchRes = Array<{
  id: number;
  title: string;
  date: {
    from: string;
    to: string;
  };
}>;

// GET /filters
type filters = {
  [k: string]: number[] | string[] | number | string | boolean;
};

type filtersReq = {};

type filtersRes = filters;

// POST /filters
type searchFiltersReq = {
  token: string;
  filters;
};

type searchFiltersReq2 = searchReq & {
  filters;
};

// GET /results?token='qweqwe'
type ResultsReq = {
  token: string;
};

type ResultsReq2 = searchReq;

// ...or we make new request
type ResultsRes = searchRes;