import {z} from 'zod'

export type ExecutionPolicyIntegration = 'INTEGRATION_KUBERNETES' | 'INTEGRATION_SCRIPT' | 'INTEGRATION_REMOTE_ACTION' | 'INTEGRATION_SLACK';

export type ExecutionPolicyEffect = 'allow' | 'deny';

export type GetApiApiV2ActionsExecutionPoliciesArgs = {'page[size]'?: number | undefined, 'page[number]'?: number | undefined, 'filter[name]'?: string | undefined, 'filter[ids]'?: Array<string> | undefined, 'filter[integration]'?: Array<ExecutionPolicyIntegration> | undefined, 'filter[effects]'?: Array<ExecutionPolicyEffect> | undefined, 'filter[creator_ids]'?: Array<string> | undefined, sort?: Array<string> | undefined};

export type GetApiApiV2ActionsExecutionPoliciesOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, appKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const executionPolicyIntegration = z.enum(["INTEGRATION_KUBERNETES", "INTEGRATION_SCRIPT", "INTEGRATION_REMOTE_ACTION", "INTEGRATION_SLACK"]);

export const executionPolicyActionPattern = z.object({action_fqns: z.array(z.string()), integration: executionPolicyIntegration});

export const executionPolicyEffect = z.enum(["allow", "deny"]);

export const executionPolicyKubernetesScopeRule = z.object({target_namespaces: z.array(z.string())});

export const executionPolicyKubernetesScope = z.object({rules: z.array(executionPolicyKubernetesScopeRule)});

export const executionPolicyRemoteActionRshellAccess = z.enum(["read_only", "read_write"]);

export const executionPolicyRemoteActionRshellScopeRule = z.object({access: executionPolicyRemoteActionRshellAccess, target_paths: z.array(z.string())});

export const executionPolicyRemoteActionRshellScope = z.object({rules: z.array(executionPolicyRemoteActionRshellScopeRule)});

export const executionPolicyScriptScopeRule = z.object({target_script_names: z.array(z.string())});

export const executionPolicyScriptScope = z.object({rules: z.array(executionPolicyScriptScopeRule)});

export const executionPolicySlackScopeRule = z.object({channel_name_selectors: z.array(z.string().min(1).max(80))});

export const executionPolicySlackScope = z.object({rules: z.array(executionPolicySlackScopeRule)});

export const executionPolicyScope = z.object({kubernetes: executionPolicyKubernetesScope.optional(), remote_action_rshell: executionPolicyRemoteActionRshellScope.optional(), scripts: executionPolicyScriptScope.optional(), slack: executionPolicySlackScope.optional()});

export const executionPolicyTarget = z.object({agent_tags: z.array(z.string()), name: z.string().nullable().optional()});

export const executionPolicyAttributes = z.object({action_pattern: executionPolicyActionPattern, created_at: z.string(), created_by: z.string(), effect: executionPolicyEffect, name: z.string(), scope: executionPolicyScope.optional(), targets: z.array(executionPolicyTarget), updated_at: z.string(), updated_by: z.string(), version: z.number().int().lte(2147483647)});

export const executionPolicyType = z.literal("execution_policy");

export const executionPolicyResponseData = z.object({attributes: executionPolicyAttributes, id: z.string(), type: executionPolicyType});

export const executionPolicyListResponsePage = z.object({total: z.number().int().lte(2147483647)});

export const executionPolicyListResponseMeta = z.object({page: executionPolicyListResponsePage});

export const executionPolicyListResponse = z.object({data: z.array(executionPolicyResponseData), meta: executionPolicyListResponseMeta});

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
};

/**
 * List execution policies
 * 
 * GET /api/v2/actions/execution-policies
 * 
 * Also accepts auth: AuthZ
 */
export const getApiApiV2ActionsExecutionPolicies = async (args: GetApiApiV2ActionsExecutionPoliciesArgs, options?: GetApiApiV2ActionsExecutionPoliciesOptions) => {
const {baseUrl = "https://api.datadoghq.com", fetch: fetchFn = fetch, apiKeyAuth, appKeyAuth} = options ?? {}

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

if (args['page[size]'] != null) query.append("page[size]", String(args['page[size]']))
if (args['page[number]'] != null) query.append("page[number]", String(args['page[number]']))
if (args['filter[name]'] != null) query.append("filter[name]", String(args['filter[name]']))
for (const item of args['filter[ids]'] ?? []) query.append("filter[ids]", String(item))
for (const item of args['filter[integration]'] ?? []) query.append("filter[integration]", String(item))
for (const item of args['filter[effects]'] ?? []) query.append("filter[effects]", String(item))
for (const item of args['filter[creator_ids]'] ?? []) query.append("filter[creator_ids]", String(item))
for (const item of args.sort ?? []) query.append("sort", String(item))
if (apiKeyAuth !== undefined) headers.set("DD-API-KEY", apiKeyAuth)
if (appKeyAuth !== undefined) headers.set("DD-APPLICATION-KEY", appKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/actions/execution-policies${query.size > 0 ? `?${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(executionPolicyListResponse, await res.json())
};