import {z} from 'zod'

export type SeverityModifierSeverity = 'info_none' | 'low' | 'medium' | 'high' | 'critical';

export type SeverityModifierRuleSetActionType = 'set';

export type SeverityModifierRuleSetAction = {description?: string | undefined, severity: SeverityModifierSeverity, type: SeverityModifierRuleSetActionType};

export type SeverityModifierSeverityDelta = 'up_one' | 'down_one';

export type SeverityModifierRuleShiftActionType = 'shift';

export type SeverityModifierRuleShiftAction = {description?: string | undefined, severity_delta: SeverityModifierSeverityDelta, type: SeverityModifierRuleShiftActionType};

export type SeverityModifierRuleAction = SeverityModifierRuleSetAction | SeverityModifierRuleShiftAction;

export type SecurityFindingType = 'api_security' | 'attack_path' | 'host_and_container_vulnerability' | 'iac_misconfiguration' | 'identity_risk' | 'library_vulnerability' | 'misconfiguration' | 'runtime_code_vulnerability' | 'secret' | 'static_code_vulnerability' | 'workload_activity';

export type SecurityFindingTypes = Array<SecurityFindingType>;

export type AutomationRuleScope = {finding_types: SecurityFindingTypes, query?: string | undefined};

export type SeverityModifierRuleAttributesCreate = {action: SeverityModifierRuleAction, enabled?: boolean | undefined, name: string, rule: AutomationRuleScope};

export type SeverityModifierRuleType = 'severity_modifier_rules';

export type SeverityModifierRuleDataCreate = {attributes: SeverityModifierRuleAttributesCreate, type: SeverityModifierRuleType};

export type SeverityModifierRuleCreateRequest = {data: SeverityModifierRuleDataCreate};

export type CreateApiApiV2SecurityFindingsAutomationSeverityModifierRulesArgs = {body: SeverityModifierRuleCreateRequest};

export type CreateApiApiV2SecurityFindingsAutomationSeverityModifierRulesOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, appKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const severityModifierSeverity = z.enum(["info_none", "low", "medium", "high", "critical"]);

export const severityModifierRuleSetActionType = z.literal("set");

export const severityModifierRuleSetAction = z.object({description: z.string().max(20000).optional(), severity: severityModifierSeverity, type: severityModifierRuleSetActionType});

export const severityModifierSeverityDelta = z.enum(["up_one", "down_one"]);

export const severityModifierRuleShiftActionType = z.literal("shift");

export const severityModifierRuleShiftAction = z.object({description: z.string().max(20000).optional(), severity_delta: severityModifierSeverityDelta, type: severityModifierRuleShiftActionType});

export const severityModifierRuleAction = z.union([severityModifierRuleSetAction, severityModifierRuleShiftAction]);

export const automationRuleActorType = z.enum(["user", "system"]);

export const automationRuleCreatedBy = z.object({id: z.string(), name: z.string(), type: automationRuleActorType});

export const automationRuleModifiedBy = z.object({id: z.string(), name: z.string(), type: automationRuleActorType});

export const securityFindingType = z.enum(["api_security", "attack_path", "host_and_container_vulnerability", "iac_misconfiguration", "identity_risk", "library_vulnerability", "misconfiguration", "runtime_code_vulnerability", "secret", "static_code_vulnerability", "workload_activity"]);

export const securityFindingTypes = z.array(securityFindingType);

export const automationRuleScope = z.object({finding_types: securityFindingTypes, query: z.string().max(30000).optional()});

export const severityModifierRuleAttributesResponse = z.object({action: severityModifierRuleAction, created_at: z.number().int(), created_by: automationRuleCreatedBy, enabled: z.boolean(), modified_at: z.number().int(), modified_by: automationRuleModifiedBy, name: z.string().min(1).max(255), rule: automationRuleScope});

export const severityModifierRuleType = z.literal("severity_modifier_rules");

export const severityModifierRuleDataResponse = z.object({attributes: severityModifierRuleAttributesResponse, id: z.string(), type: severityModifierRuleType});

export const severityModifierRuleResponse = z.object({data: severityModifierRuleDataResponse});

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
};

/**
 * Create a severity modifier rule
 * 
 * POST /api/v2/security/findings/automation/severity_modifier_rules
 * 
 * Also accepts auth: AuthZ
 */
export const createApiApiV2SecurityFindingsAutomationSeverityModifierRules = async (args: CreateApiApiV2SecurityFindingsAutomationSeverityModifierRulesArgs, options?: CreateApiApiV2SecurityFindingsAutomationSeverityModifierRulesOptions) => {
const {baseUrl = "https://api.datadoghq.com", fetch: fetchFn = fetch, apiKeyAuth, appKeyAuth} = options ?? {}

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

if (apiKeyAuth !== undefined) headers.set("DD-API-KEY", apiKeyAuth)
if (appKeyAuth !== undefined) headers.set("DD-APPLICATION-KEY", appKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/security/findings/automation/severity_modifier_rules${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", 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(severityModifierRuleResponse, await res.json())
};