import {z} from 'zod'

export type GetApiSquiggliesArgs = {tag?: string | undefined, label?: string | undefined, q?: string | undefined, scope?: ('actionsAppointment' | 'actionsRecall' | 'actionsProcedure' | 'actionsDiagnostic' | 'broadcast' | 'broadcastUpload' | 'hub' | 'systemTemplatesWaitingRoom' | 'systemTemplates') | undefined, page?: number | undefined, limit?: number | undefined};

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

export const squiggliesResponse = z.object({tag: z.string().optional(), label: z.string().optional(), ref: z.string().optional()});

export const getApiSquiggliesResponse = z.object({response: z.array(squiggliesResponse), page: z.number().int().gte(1), size: z.number().int().gte(0)});

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
};

/**
 * Show a list of all available squigglies. Enabling filtering by tag, label, q and scope.
 * 
 * GET /squigglies
 */
export const getApiSquigglies = async (args: GetApiSquiggliesArgs, options?: GetApiSquiggliesOptions) => {
const {baseUrl = "https://api.lumahealth.io/api/v2", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args.tag != null) query.append("tag", String(args.tag))
if (args.label != null) query.append("label", String(args.label))
if (args.q != null) query.append("q", String(args.q))
if (args.scope != null) query.append("scope", String(args.scope))
if (args.page != null) query.append("page", String(args.page))
if (args.limit != null) query.append("limit", String(args.limit))
if (Bearer !== undefined) headers.set('authorization', `Bearer ${Bearer}`)

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