import {z} from 'zod'

export type GetApiSynapseClinicalTrialDesignArgs = {clinical_trial_id?: string | undefined, register_number?: string | undefined};

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

export const b026ClinicalTrialDesignOutcome = z.object({title: z.string().optional(), time_frame: z.string().optional(), description: z.string().optional(), outcome_type: z.string().optional()});

export const b026ClinicalTrialDesignEnrollment = z.object({location: z.string().optional(), enrollment: z.string().optional(), enrollment_text: z.string().optional(), enrollment_type: z.string().optional()});

export const b026ClinicalTrialDesignDateItem = z.object({time_ts: z.number().int().optional(), date_type: z.string().optional()});

export const b026ClinicalTrialDesignArmInterventionIntervention = z.object({intervention_name: z.string().optional(), intervention_type: z.string().optional(), intervention_description: z.string().optional()});

export const b026ClinicalTrialDesignArmIntervention = z.object({intervention: z.array(b026ClinicalTrialDesignArmInterventionIntervention).optional(), design_group_type: z.string().optional(), design_group_title: z.string().optional(), design_group_description: z.string().optional()});

export const b026ClinicalTrialDesignGetClinicalTrialDesignResponseDto = z.object({masking: z.string().optional(), outcome: z.array(b026ClinicalTrialDesignOutcome).optional(), allocation: z.string().optional(), enrollment: z.array(b026ClinicalTrialDesignEnrollment).optional(), start_date: b026ClinicalTrialDesignDateItem.optional(), study_type: z.string().optional(), completion_date: b026ClinicalTrialDesignDateItem.optional(), primary_purpose: z.string().optional(), register_number: z.string().optional(), arm_intervention: z.array(b026ClinicalTrialDesignArmIntervention).optional(), clinical_trial_id: z.string().optional(), first_posted_date: z.number().int().optional(), intervention_model: z.string().optional(), primary_completion_date: b026ClinicalTrialDesignDateItem.optional()});

export const b026ClinicalTrialDesignResponse = z.object({data: b026ClinicalTrialDesignGetClinicalTrialDesignResponseDto.optional(), status: z.boolean(), error_msg: z.string().optional(), error_code: z.number().int()});

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
};

/**
 * B026 Clinical trial design
 * 
 * GET /synapse/clinical-trial/design
 */
export const getApiSynapseClinicalTrialDesign = async (args: GetApiSynapseClinicalTrialDesignArgs, options?: GetApiSynapseClinicalTrialDesignOptions) => {
const {baseUrl = "https://connect.patsnap.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.clinical_trial_id != null) query.append("clinical_trial_id", String(args.clinical_trial_id))
if (args.register_number != null) query.append("register_number", String(args.register_number))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/synapse/clinical-trial/design${query.size > 0 ? `?${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(b026ClinicalTrialDesignResponse, await res.json())
};