import {z} from 'zod'

export type QuestionnaireType = 'Intake' | 'PreVisit' | 'PostVisit' | 'Satisfaction' | 'Custom' | 'NewClient' | 'AppointmentConfirmation' | 'Consent' | 'Handout';

export type QuestionnaireStatus = number;

export type GetApiQuestionnairesArgs = {page?: (number | unknown) | undefined, pageSize?: (number | unknown) | undefined, type?: QuestionnaireType | undefined, status?: QuestionnaireStatus | undefined, isTemplate?: boolean | undefined, search?: string | undefined};

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

export const questionnaireType = z.enum(["Intake", "PreVisit", "PostVisit", "Satisfaction", "Custom", "NewClient", "AppointmentConfirmation", "Consent", "Handout"]);

export const questionnaireStatus = z.number().int();

export const questionnaireListItemDto = z.object({id: z.string().optional(), name: z.string().optional(), description: z.string().nullable().optional(), type: questionnaireType.optional(), status: questionnaireStatus.optional(), isTemplate: z.boolean().optional(), version: z.union([z.number().int(), z.string()]).optional(), createdAt: z.string().optional(), updatedAt: z.string().optional(), automationCount: z.union([z.number().int(), z.string()]).optional()});

export const questionnaireListResponse = z.object({data: z.array(questionnaireListItemDto).optional(), totalCount: z.union([z.number().int(), z.string()]).optional(), page: z.union([z.number().int(), z.string()]).optional(), pageSize: z.union([z.number().int(), z.string()]).optional(), totalPages: z.union([z.number().int(), z.string()]).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 paginated and filtered list of questionnaires
 * 
 * GET /Questionnaires
 */
export const getApiQuestionnaires = async (args: GetApiQuestionnairesArgs, options?: GetApiQuestionnairesOptions) => {
const {baseUrl = "https://api.clinicos.vet/backend/business", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.type != null) query.append("type", String(args.type))
if (args.status != null) query.append("status", String(args.status))
if (args.isTemplate != null) query.append("isTemplate", String(args.isTemplate))
if (args.search != null) query.append("search", String(args.search))
if (Bearer !== undefined) headers.set('authorization', `Bearer ${Bearer}`)

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