import {z} from 'zod'

export type GetApiLocationsArgs = {after_id?: string | undefined, limit?: number | undefined, created_after?: string | undefined};

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

export const locationAddress = z.object({street_address: z.string().nullable().optional(), postal_code: z.string().nullable().optional(), city: z.string().nullable().optional(), country_code: z.string().nullable().optional()});

export const locationGeo = z.object({latitude: z.number().nullable().optional(), longitude: z.number().nullable().optional()});

export const meter = z.object({id: z.string().nullable().optional(), eliq_id: z.string().nullable().optional(), location_id: z.string().nullable().optional(), name: z.string().nullable().optional(), model: z.string().nullable().optional(), fuel: z.string().nullable().optional(), type: z.string().nullable().optional(), is_sub_meter: z.boolean().nullable().optional(), category: z.string().nullable().optional(), category_percentage: z.number().int().nullable().optional(), supply_start_date: z.string().nullable().optional(), supply_end_date: z.string().nullable().optional(), created_at_timestamp: z.string().nullable().optional(), sync_status: z.string().nullable().optional()});

export const profileType = z.enum(["residential", "business", "undefined"]);

export const location = z.object({id: z.string().nullable().optional(), eliq_id: z.number().int().nullable().optional(), name: z.string().nullable().optional(), user_id: z.string().nullable().optional(), spot_price_region_id: z.string().nullable().optional(), address: locationAddress.optional(), geo: locationGeo.optional(), meters: z.array(meter).nullable().optional(), created_at_timestamp: z.string().nullable().optional(), location_profile_type: profileType.optional()});

export const getApiLocationsResponse = z.array(location);

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
};

/**
 * Gets multiple locations
 * 
 * GET /locations
 */
export const getApiLocations = async (args: GetApiLocationsArgs, options: GetApiLocationsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.after_id != null) query.append("after_id", String(args.after_id))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.created_after != null) query.append("created_after", String(args.created_after))

const url = `${baseUrl.replace(/\/+$/, '')}/locations${query.size > 0 ? `?${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(getApiLocationsResponse, await res.json())
};