import {z} from 'zod'

export type GetApiStudiesStudyIdArgs = {studyId: string};

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

export const typeOfCancer = z.object({cancerTypeId: z.string(), dedicatedColor: z.string().optional(), name: z.string().optional(), parent: z.string().optional(), shortName: z.string().optional()});

export const cancerStudy = z.object({allSampleCount: z.number().int().optional(), cancerType: typeOfCancer.optional(), cancerTypeId: z.string().optional(), citation: z.string().optional(), cnaSampleCount: z.number().int().optional(), completeSampleCount: z.number().int().optional(), description: z.string().optional(), groups: z.string().optional(), importDate: z.string().optional(), massSpectrometrySampleCount: z.number().int().optional(), methylationHm27SampleCount: z.number().int().optional(), miRnaSampleCount: z.number().int().optional(), mrnaMicroarraySampleCount: z.number().int().optional(), mrnaRnaSeqSampleCount: z.number().int().optional(), mrnaRnaSeqV2SampleCount: z.number().int().optional(), name: z.string().optional(), pmid: z.string().optional(), publicStudy: z.boolean().optional(), readPermission: z.boolean().optional(), referenceGenome: z.string().optional(), rppaSampleCount: z.number().int().optional(), sequencedSampleCount: z.number().int().optional(), status: z.number().int().optional(), studyId: z.string(), treatmentCount: z.number().int().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
};

/**
 * Get a study
 * 
 * GET /studies/{studyId}
 */
export const getApiStudiesStudyId = async (args: GetApiStudiesStudyIdArgs, options: GetApiStudiesStudyIdOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/studies/${encodeURIComponent(String(args.studyId))}${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(cancerStudy, await res.json())
};