import {z} from 'zod'

export type Rounding = 'UP' | 'DOWN' | 'NEAREST' | 'NONE';

export type Aggregation = 'SUM' | 'MIN' | 'MAX' | 'COUNT' | 'LATEST' | 'MEAN' | 'UNIQUE' | 'CUSTOM_SQL';

export type AggregationRequest = {version?: number | undefined, customFields?: {[key: string]: unknown} | undefined, name: string, rounding: Rounding, quantityPerUnit: number, unit: string, code?: string | undefined, accountingProductId?: string | undefined, meterId: string, targetField: string, aggregation: Aggregation, segmentedFields?: Array<string> | undefined, segments?: Array<{[key: string]: string}> | undefined, defaultValue?: number | undefined, customSql?: string | undefined};

export type UpdateApiOrganizationsOrgIdAggregationsIdArgs = {orgId: string, id: string, body: AggregationRequest};

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

export const rounding = z.enum(["UP", "DOWN", "NEAREST", "NONE"]);

export const aggregation = z.enum(["SUM", "MIN", "MAX", "COUNT", "LATEST", "MEAN", "UNIQUE", "CUSTOM_SQL"]);

export const aggregationResponse = z.object({id: z.string(), version: z.number().int().optional(), customFields: z.record(z.string(), z.unknown()).optional(), name: z.string().optional(), rounding: rounding.optional(), quantityPerUnit: z.number().optional(), unit: z.string().optional(), code: z.string().optional(), segments: z.array(z.record(z.string(), z.string())).optional(), accountingProductId: z.string().optional(), meterId: z.string().optional(), targetField: z.string().optional(), aggregation: aggregation.optional(), segmentedFields: z.array(z.string()).optional(), defaultValue: z.number().optional(), customSql: z.string().optional(), productId: z.string().optional(), dtCreated: z.string().optional(), dtLastModified: z.string().optional(), createdBy: z.string().optional(), lastModifiedBy: z.string().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
};

/**
 * Update Aggregation
 * 
 * PUT /organizations/{orgId}/aggregations/{id}
 */
export const updateApiOrganizationsOrgIdAggregationsId = async (args: UpdateApiOrganizationsOrgIdAggregationsIdArgs, options?: UpdateApiOrganizationsOrgIdAggregationsIdOptions) => {
const {baseUrl = "https://api.m3ter.com", fetch: fetchFn = fetch, OAuth2} = options ?? {}

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

if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/organizations/${encodeURIComponent(String(args.orgId))}/aggregations/${encodeURIComponent(String(args.id))}${query.size > 0 ? `?${query}` : ''}`

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