import {z} from 'zod'

export type GetApiV1DomainsDomainIdComplianceProvidersProviderScreeningRulesArgs = {domainId: string, provider: 'ELLIPTIC' | 'CHAINALYSIS'};

export type GetApiV1DomainsDomainIdComplianceProvidersProviderScreeningRulesOptions = {baseUrl: string, httpAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const complianceRiskLevelActionElliptic = z.object({condition: z.enum(["EQUALS", "GREATER_THAN", "LESS_THAN", "GREATER_THAN_OR_EQUALS", "LESS_THAN_OR_EQUALS"]), threshold: z.number(), action: z.enum(["APPROVE", "REJECT", "REQUIRE_EXPLICIT_DECISION"])});

export const complianceTransactionScreeningRuleElliptic = z.object({transactionType: z.enum(["INCOMING", "OUTGOING"]), lowRisk: complianceRiskLevelActionElliptic, highRisk: complianceRiskLevelActionElliptic});

export const complianceRiskLevelActionChainalysis = z.object({action: z.enum(["APPROVE", "REJECT", "REQUIRE_EXPLICIT_DECISION"])});

export const complianceTransactionScreeningRuleChainalysis = z.object({transactionType: z.enum(["INCOMING", "OUTGOING"]), lowRisk: complianceRiskLevelActionChainalysis, highRisk: complianceRiskLevelActionChainalysis, mediumRisk: complianceRiskLevelActionChainalysis.optional(), severeRisk: complianceRiskLevelActionChainalysis.optional(), unknownRisk: complianceRiskLevelActionChainalysis.optional(), unknownCategory: complianceRiskLevelActionChainalysis.optional()});

export const complianceGetScreeningRulesResponse = z.object({rules: z.array(z.union([complianceTransactionScreeningRuleElliptic, complianceTransactionScreeningRuleChainalysis])).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
};

/**
 * Retrieves screening rules for connected provider of the given domain
 * 
 * GET /v1/domains/{domainId}/compliance/providers/{provider}/screening-rules
 */
export const getApiV1DomainsDomainIdComplianceProvidersProviderScreeningRules = async (args: GetApiV1DomainsDomainIdComplianceProvidersProviderScreeningRulesArgs, options: GetApiV1DomainsDomainIdComplianceProvidersProviderScreeningRulesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, httpAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/domains/${encodeURIComponent(String(args.domainId))}/compliance/providers/${encodeURIComponent(String(args.provider))}/screening-rules${query.size > 0 ? `?${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(complianceGetScreeningRulesResponse, await res.json())
};