import {z} from 'zod'

export type GetApiComplianceOrchestratorScreeningsScreeningIdArgs = {screeningId: string};

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

export const complianceScreeningStatusEnum = z.enum(["PENDING", "RUNNING", "COMPLETED", "FAILED"]);

export const screeningOutcomeEnum = z.enum(["ACCEPT", "REJECT"]).nullable();

export const screeningOperationEnum = z.enum(["ADDRESS_SCREENING", "TRANSACTION_SCREENING", "REGISTER_TRANSACTION"]);

export const triggerRuleOutcomeEnum = z.enum(["EXECUTE", "PASS", "FAIL"]);

export const ruleConditionOperatorEnum = z.enum(["EQUALS", "NOT_EQUALS", "GT", "GTE", "LT", "LTE"]);

export const ruleCondition = z.object({field: z.string(), operator: ruleConditionOperatorEnum, value: z.string()});

export const ruleActionEnum = z.enum(["SCREEN", "PASS", "FREEZE", "ACCEPT", "REJECT", "ALERT", "WAIT"]);

export const rule = z.object({ruleId: z.string().optional(), conditions: z.array(ruleCondition).optional(), ruleAction: ruleActionEnum.optional(), order: z.number().int().optional(), title: z.string().nullable().optional()}).nullable();

export const stepResultMetadata = z.record(z.string(), z.unknown());

export const connectorVerdictEnum = z.enum(["ACCEPT", "REJECT", "ALERT"]).nullable();

export const connectorStatusEnum = z.enum(["COMPLETED", "BYPASSED", "FAILED", "FROZEN"]).nullable();

export const bypassReasonEnum = z.enum(["MANUAL", "UNSUPPORTED_ASSET", "UNSUPPORTED_ROUTE", "PASSED_BY_POLICY", "BYPASSED_FAILURE", "TIMED_OUT", "BAD_CREDENTIALS", "CONFIGURATION_ERROR", "DROPPED_BY_BLOCKCHAIN", "PROCESS_DISMISSED"]).nullable();

export const riskLevelEnum = z.enum(["SEVERE", "HIGH", "MEDIUM", "LOW", "UNKNOWN"]).nullable();

export const stepResult = z.object({stepId: z.string(), connectorId: z.string(), operation: screeningOperationEnum, triggerRuleOutcome: triggerRuleOutcomeEnum, matchedTriggerRule: rule.optional(), outcomeRuleOutcome: screeningOutcomeEnum, matchedOutcomeRule: rule.optional(), outcome: screeningOutcomeEnum, metadata: stepResultMetadata.optional(), ticketId: z.string().nullable().optional(), verdict: connectorVerdictEnum.optional(), connectorStatus: connectorStatusEnum.optional(), bypassReason: bypassReasonEnum.optional(), risk: riskLevelEnum.optional()});

export const auditEventTypeEnum = z.enum(["STATUS_TRANSITION", "STEP_TRIGGER_RULE_EVALUATED", "CONNECTOR_CALL", "STEP_OUTCOME_RULE_EVALUATED", "STEP_METADATA_RECORDED", "WORKFLOW_OUTCOME"]);

export const auditLogEntry = z.object({timestamp: z.string(), eventType: auditEventTypeEnum, data: z.string()});

export const getScreeningResultResponse = z.object({screeningId: z.string(), workflowId: z.string(), screeningStatus: complianceScreeningStatusEnum, outcome: screeningOutcomeEnum.optional(), steps: z.array(stepResult), auditLog: z.array(auditLogEntry)});

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 Compliance Orchestrator screening's result
 * 
 * GET /compliance/orchestrator/screenings/{screeningId}
 */
export const getApiComplianceOrchestratorScreeningsScreeningId = async (args: GetApiComplianceOrchestratorScreeningsScreeningIdArgs, options?: GetApiComplianceOrchestratorScreeningsScreeningIdOptions) => {
const {baseUrl = "https://api.fireblocks.io/v1", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/compliance/orchestrator/screenings/${encodeURIComponent(String(args.screeningId))}${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(getScreeningResultResponse, await res.json())
};