import {z} from 'zod'

export type OnboardingUpdateStatusInput = {status: 'enrolling' | 'onboarded'};

export type UpdateApiApiV1MerchantsMerchantIdOnboardingProviderStatusArgs = {merchantId: string, provider: string, body: OnboardingUpdateStatusInput};

export type UpdateApiApiV1MerchantsMerchantIdOnboardingProviderStatusOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const onboardingProviderReadinessResponse = z.object({success: z.boolean(), data: z.object({provider: z.string(), mode: z.union([z.literal("sandbox"), z.literal("live")]), status: z.union([z.literal("not_applicable"), z.literal("not_ready"), z.literal("ready"), z.literal("enrolling"), z.literal("onboarded")]), requirements: z.array(z.object({code: z.string(), label: z.string(), met: z.boolean(), blocker: z.string().optional(), problems: z.array(z.object({field: z.string(), message: z.string(), value: z.unknown()})).optional()})), depends_on: z.array(z.object({provider: z.string(), satisfied: z.boolean()})), can_enroll: z.boolean()})});

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
};

/**
 * Update onboarding status for a merchant with a specific provider. Use 'enrolling' to start enrollment or 'onboarded' to complete it.
 * 
 * PUT /api/v1/merchants/{merchantId}/onboarding/{provider}/status
 */
export const updateApiApiV1MerchantsMerchantIdOnboardingProviderStatus = async (args: UpdateApiApiV1MerchantsMerchantIdOnboardingProviderStatusArgs, options?: UpdateApiApiV1MerchantsMerchantIdOnboardingProviderStatusOptions) => {
const {baseUrl = "https://core.quidkey.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/merchants/${encodeURIComponent(String(args.merchantId))}/onboarding/${encodeURIComponent(String(args.provider))}/status${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PUT", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(onboardingProviderReadinessResponse, await res.json())
};