import {z} from 'zod'

export type GetApiNetworkReportingV1ReportsMetaArgs = {type?: string | undefined, 'kpi-widget'?: string | undefined};

export type GetApiNetworkReportingV1ReportsMetaOptions = {baseUrl?: string | undefined, OAuth2?: string | undefined, fetch?: typeof fetch | undefined};

export const columns = z.object({column: z.string().optional(), displayName: z.string().optional(), optionality: z.enum(["OPTIONAL", "OPTIONAL_PRESELECTED", "MANDATORY"]).optional()});

export const reportValidation = z.object({type: z.string().optional(), values: z.array(z.string()).optional(), description: z.string().optional()});

export const filterMeta = z.object({filter: z.string().optional(), displayName: z.string().optional(), description: z.string().optional(), validations: z.array(reportValidation).optional()});

export const kPIWidget = z.object({kpiWidget: z.string(), displayName: z.string().optional(), description: z.string().optional(), reportName: z.string().optional(), reportType: z.string().optional(), reportCategory: z.string().optional(), kpi: z.string().optional(), kpiDisplayName: z.string().optional(), kpiDescription: z.string().optional(), allowedRenderTypes: z.array(z.string()), isTimeSliceEnabled: z.boolean().optional(), columns: z.array(columns).optional(), filters: z.array(filterMeta).optional()});

export const reportsMetadata = z.object({id: z.string(), type: z.string(), generation: z.number().int().gte(0), createdAt: z.string(), updatedAt: z.string(), kpiWidgets: z.array(kPIWidget).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
};

/**
 * Get Reports Metadata
 * 
 * GET /network-reporting/v1/reports-meta
 */
export const getApiNetworkReportingV1ReportsMeta = async (args: GetApiNetworkReportingV1ReportsMetaArgs, options?: GetApiNetworkReportingV1ReportsMetaOptions) => {
const {baseUrl = "https://sso.common.cloud.hpe.com", fetch: fetchFn = fetch, OAuth2} = options ?? {}

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

if (args.type != null) query.append("type", String(args.type))
if (args['kpi-widget'] != null) query.append("kpi-widget", String(args['kpi-widget']))
if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/network-reporting/v1/reports-meta${query.size > 0 ? `?${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(reportsMetadata, await res.json())
};