import {z} from 'zod'

export type GetApiApiV1OperationsIndexAdvisorSuggestedIndexesArgs = {clusterName?: string | undefined};

export type GetApiApiV1OperationsIndexAdvisorSuggestedIndexesOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const indexKeyDto = z.object({field: z.string().optional(), direction: z.number().int().optional()});

export const queryShapeMetricsDto = z.object({shapeId: z.string().optional(), namespace: z.string().optional(), avgExecutionTimeMillis: z.number().optional(), executionCount: z.number().int().optional(), avgQueryTargeting: z.number().optional(), avgDocsScanned: z.number().optional(), avgDocsReturned: z.number().optional(), sampledOperationCount: z.number().int().optional()});

export const indexRecommendationMetricsDto = z.object({avgExecutionTimeMillis: z.number().optional(), executionCount: z.number().int().optional(), executionsPerHour: z.number().optional(), windowHours: z.number().optional(), avgQueryTargeting: z.number().optional(), avgDocsScanned: z.number().optional(), avgDocsReturned: z.number().optional(), avgObjectSizeBytes: z.number().optional(), estimatedDiskReadBytesPerExecution: z.number().optional(), estimatedDiskReadBytesPerHour: z.number().optional(), sampledOperationCount: z.number().int().optional(), shapes: z.array(queryShapeMetricsDto).optional()});

export const suggestedIndexDto = z.object({recommendationKey: z.string().optional(), clusterName: z.string().optional(), namespace: z.string().optional(), database: z.string().optional(), collection: z.string().optional(), keys: z.array(indexKeyDto).optional(), weight: z.number().optional(), impactedQueryShapeIds: z.array(z.string()).optional(), metrics: indexRecommendationMetricsDto.optional(), status: z.enum(["PENDING", "CREATED", "REJECTED"]).optional(), decisionId: z.string().optional(), decidedBy: z.string().optional(), decidedAt: z.string().optional()});

export const getApiApiV1OperationsIndexAdvisorSuggestedIndexesResponse = z.array(suggestedIndexDto);

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 /api/v1/operations/index-advisor/suggested-indexes
 */
export const getApiApiV1OperationsIndexAdvisorSuggestedIndexes = async (args: GetApiApiV1OperationsIndexAdvisorSuggestedIndexesArgs, options?: GetApiApiV1OperationsIndexAdvisorSuggestedIndexesOptions) => {
const {baseUrl = "https://api-docs.gosure.ai", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.clusterName != null) query.append("clusterName", String(args.clusterName))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/operations/index-advisor/suggested-indexes${query.size > 0 ? `?${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(getApiApiV1OperationsIndexAdvisorSuggestedIndexesResponse, await res.json())
};