import {z} from 'zod'

export type GetApiV2IncidentsIncidentIdArgs = {incidentId: string};

export type GetApiV2IncidentsIncidentIdOptions = {baseUrl?: string | undefined, APIKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const resolutionReason = z.enum(["intentional", "remediated", "self_resolved", "not_an_anomaly"]);

export const incident = z.object({affected_resources: z.array(z.record(z.string(), z.unknown())), anomalous_days: z.record(z.string(), z.number()), attribution_tags: z.record(z.string(), z.array(z.string())), cost_impact: z.number(), cost_type: z.string(), created_at: z.string(), description: z.string(), end_date: z.string(), incident_id: z.string(), monitor_id: z.string().nullable().optional(), monitor_name: z.string(), pct_above_baseline: z.number().nullable().optional(), resolution_reason: resolutionReason.nullable().optional(), resolution_reason_detail: z.string().nullable().optional(), spend_status: z.string(), start_date: z.string(), status: z.string(), summary: z.string().max(250).nullable().optional(), title: z.string().min(1), updated_at: z.string()});

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 incident
 * 
 * GET /v2/incidents/{incidentId}
 */
export const getApiV2IncidentsIncidentId = async (args: GetApiV2IncidentsIncidentIdArgs, options?: GetApiV2IncidentsIncidentIdOptions) => {
const {baseUrl = "https://api.cloudzero.com", fetch: fetchFn = fetch, APIKeyAuth} = options ?? {}

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

if (APIKeyAuth !== undefined) headers.set("Authorization", APIKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/incidents/${encodeURIComponent(String(args.incidentId))}${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(incident, await res.json())
};