import {z} from 'zod'

export type Topology = {[key: string]: string};

export type ClusterVolumeSpec = {Group?: string | undefined, AccessMode?: ({Scope?: ('single' | 'multi') | undefined, Sharing?: ('none' | 'readonly' | 'onewriter' | 'all') | undefined, MountVolume?: Record<string, never> | undefined, Secrets?: (Array<{Key?: string | undefined, Secret?: string | undefined}>) | undefined, AccessibilityRequirements?: ({Requisite?: Array<Topology> | undefined, Preferred?: Array<Topology> | undefined}) | undefined, CapacityRange?: ({RequiredBytes?: number | undefined, LimitBytes?: number | undefined}) | undefined, Availability?: ('active' | 'pause' | 'drain') | undefined}) | undefined};

export type VolumeCreateOptions = {Name?: string | undefined, Driver?: string | undefined, DriverOpts?: {[key: string]: string} | undefined, Labels?: {[key: string]: string} | undefined, ClusterVolumeSpec?: ClusterVolumeSpec | undefined};

export type CreateApiVolumesCreateArgs = {body: VolumeCreateOptions};

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

export const objectVersion = z.object({Index: z.number().int().optional()});

export const topology = z.record(z.string(), z.string());

export const clusterVolumeSpec = z.object({Group: z.string().optional(), AccessMode: z.object({Scope: z.enum(["single", "multi"]).optional(), Sharing: z.enum(["none", "readonly", "onewriter", "all"]).optional(), MountVolume: z.object({}).optional(), Secrets: z.array(z.object({Key: z.string().optional(), Secret: z.string().optional()})).optional(), AccessibilityRequirements: z.object({Requisite: z.array(topology).optional(), Preferred: z.array(topology).optional()}).optional(), CapacityRange: z.object({RequiredBytes: z.number().int().optional(), LimitBytes: z.number().int().optional()}).optional(), Availability: z.enum(["active", "pause", "drain"]).optional()}).optional()});

export const clusterVolume = z.object({ID: z.string().optional(), Version: objectVersion.optional(), CreatedAt: z.string().optional(), UpdatedAt: z.string().optional(), Spec: clusterVolumeSpec.optional(), Info: z.object({CapacityBytes: z.number().int().optional(), VolumeContext: z.record(z.string(), z.string()).optional(), VolumeID: z.string().optional(), AccessibleTopology: z.array(topology).optional()}).optional(), PublishStatus: z.array(z.object({NodeID: z.string().optional(), State: z.enum(["pending-publish", "published", "pending-node-unpublish", "pending-controller-unpublish"]).optional(), PublishContext: z.record(z.string(), z.string()).optional()})).optional()});

export const volume = z.object({Name: z.string(), Driver: z.string(), Mountpoint: z.string(), CreatedAt: z.string().optional(), Status: z.record(z.string(), z.object({})).optional(), Labels: z.record(z.string(), z.string()), Scope: z.enum(["local", "global"]), ClusterVolume: clusterVolume.optional(), Options: z.record(z.string(), z.string()), UsageData: z.object({Size: z.number().int(), RefCount: z.number().int()}).nullable().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
};

/**
 * Create a volume
 * 
 * POST /volumes/create
 */
export const createApiVolumesCreate = async (args: CreateApiVolumesCreateArgs, options: CreateApiVolumesCreateOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/volumes/create${query.size > 0 ? `?${query}` : ''}`

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