import {z} from 'zod'

export type DateTimeFilter = {eq?: string | undefined, ne?: string | undefined, between?: string | undefined, gt?: string | undefined, gte?: string | undefined, lt?: string | undefined, lte?: string | undefined};

export type GetApiOrganizationsOrganizationIdMetricsCarbonArgs = {organization_id: unknown, from?: DateTimeFilter | undefined, to?: DateTimeFilter | undefined, interval?: ('day' | 'month' | 'year') | undefined};

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

export const organizationID = z.string();

export const metricsMetadata = z.object({from: z.unknown(), to: z.unknown(), interval: z.unknown(), units: z.unknown()});

export const projectID = z.string();

export const projectTitle = z.string();

export const metricsValue = z.object({value: z.unknown(), start_time: z.unknown()});

export const metricsValues = z.array(metricsValue);

export const carbonTotal = z.number();

export const organizationProjectCarbon = z.object({project_id: projectID.optional(), project_title: projectTitle.optional(), values: metricsValues.optional(), total: carbonTotal.optional()});

export const organizationCarbon = z.object({organization_id: organizationID.optional(), meta: metricsMetadata.optional(), projects: z.array(organizationProjectCarbon).optional(), total: carbonTotal.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
};

/**
 * Query project carbon emissions metrics for an entire organization
 * 
 * GET /organizations/{organization_id}/metrics/carbon
 */
export const getApiOrganizationsOrganizationIdMetricsCarbon = async (args: GetApiOrganizationsOrganizationIdMetricsCarbonArgs, options?: GetApiOrganizationsOrganizationIdMetricsCarbonOptions) => {
const {baseUrl = "https://api.upsun.com", fetch: fetchFn = fetch, OAuth2} = options ?? {}

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

if (args.from != null) query.append("from", JSON.stringify(args.from))
if (args.to != null) query.append("to", JSON.stringify(args.to))
if (args.interval != null) query.append("interval", String(args.interval))
if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/organizations/${encodeURIComponent(String(args.organization_id))}/metrics/carbon${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(organizationCarbon, await res.json())
};