import {z} from 'zod'

export type GetApiV1ProvidersSearchArgs = {zipcode: string, radius?: string | undefined, services?: string | undefined, providerId?: string | undefined, employerId?: string | undefined, brandId?: string | undefined, limit?: string | undefined};

export type GetApiV1ProvidersSearchOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV1ProvidersSearchResponse = z.object({status: z.string(), count: z.number(), zipcode: z.string(), radius: z.number(), providers: z.array(z.object({_id: z.string().optional(), name: z.string().optional(), slug: z.string().optional(), address: z.object({street1: z.string().optional(), street2: z.string().optional(), city: z.string().optional(), state: z.string().optional(), postalCode: z.string().optional(), county: z.string().optional(), country: z.string().optional()}).optional(), email: z.string().optional(), logoURL: z.string().optional(), phone_numbers: z.array(z.object({type: z.string().optional(), number: z.string().optional()})).optional(), loc: z.object({type: z.string().optional(), coordinates: z.array(z.number()).optional()}).optional(), distance: z.number().optional(), url: z.string().optional(), services: z.array(z.object({serviceId: z.string().optional(), name: z.string().optional(), slug: z.string().optional(), price: z.number().optional()})).optional()}))});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Search providers by zipcode
 * 
 * GET /v1/providers/search
 */
export const getApiV1ProvidersSearch = async (args: GetApiV1ProvidersSearchArgs, options?: GetApiV1ProvidersSearchOptions) => {
const {baseUrl = "https://api.bluehive.com", fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.zipcode != null) query.append("zipcode", String(args.zipcode))
if (args.radius != null) query.append("radius", String(args.radius))
if (args.services != null) query.append("services", String(args.services))
if (args.providerId != null) query.append("providerId", String(args.providerId))
if (args.employerId != null) query.append("employerId", String(args.employerId))
if (args.brandId != null) query.append("brandId", String(args.brandId))
if (args.limit != null) query.append("limit", String(args.limit))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/providers/search${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(getApiV1ProvidersSearchResponse, await res.json())
};