import {z} from 'zod'

export type LoadBalancerStickySessionType = 0 | 1;

export type OriginGroupLoadBalancingMethod = 0 | 1 | 2 | 3;

export type LoadBalancerSettingsModel = {Name?: (string | null) | undefined, StickySessionType?: (LoadBalancerStickySessionType | null) | undefined, OriginGroupLoadBalancingMethod?: (OriginGroupLoadBalancingMethod | null) | undefined};

export type CreateApiLoadbalancerLoadBalancerIdArgs = {loadBalancerId: number, body: LoadBalancerSettingsModel};

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

export const originGroupLoadBalancingMethod = z.union([z.literal(0), z.literal(1), z.literal(2), z.literal(3)]);

export const loadBalancerStickySessionType = z.union([z.literal(0), z.literal(1)]);

export const originLoadBalancingMethod = z.union([z.literal(0), z.literal(1), z.literal(2), z.literal(3)]);

export const healthStatus = z.union([z.literal(0), z.literal(1)]);

export const originType = z.union([z.literal(0), z.literal(1), z.literal(2), z.literal(3)]);

export const standardOriginModel = z.object({OriginUrl: z.string().nullable().optional(), HostHeader: z.string().nullable().optional(), VerifySsl: z.boolean().nullable().optional()});

export const magicContainersOriginModel = z.object({AppId: z.string().nullable().optional(), EndPointId: z.string().nullable().optional()});

export const loadBalancerOriginModel = z.object({Id: z.number().int().optional(), Name: z.string().nullable().optional(), Weight: z.number().int().optional(), Enabled: z.boolean().optional(), HealthStatus: healthStatus.optional(), OriginType: originType.optional(), EdgeScriptId: z.number().int().nullable().optional(), StorageZoneId: z.number().int().nullable().optional(), StandardOrigin: standardOriginModel.nullable().optional(), MagicContainersOrigin: magicContainersOriginModel.nullable().optional()});

export const healthCheckSettings = z.object({Enabled: z.boolean().nullable().optional(), Path: z.string().nullable().optional()});

export const loadBalancerOriginGroupModel = z.object({Id: z.number().int().optional(), Name: z.string().nullable().optional(), Enabled: z.boolean().optional(), Latitude: z.number().optional(), Longitude: z.number().optional(), Weight: z.number().int().optional(), Priority: z.number().int().optional(), OriginLoadBalancingMethod: originLoadBalancingMethod.optional(), Origins: z.array(loadBalancerOriginModel).nullable().optional(), HealthCheckSettings: healthCheckSettings.nullable().optional()});

export const loadBalancerProfileModel = z.object({LoadBalancerId: z.number().int().optional(), Name: z.string().nullable().optional(), OriginGroupLoadBalancingMethod: originGroupLoadBalancingMethod.optional(), StickySessionType: loadBalancerStickySessionType.optional(), OriginGroups: z.array(loadBalancerOriginGroupModel).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
};

/**
 * Update a Load Balancer profile
 * 
 * POST /loadbalancer/{loadBalancerId}
 * 
 * Also accepts auth: bearer
 */
export const createApiLoadbalancerLoadBalancerId = async (args: CreateApiLoadbalancerLoadBalancerIdArgs, options?: CreateApiLoadbalancerLoadBalancerIdOptions) => {
const {baseUrl = "https://api.bunny.net", fetch: fetchFn = fetch, AccessKey} = options ?? {}

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

if (AccessKey !== undefined) headers.set("AccessKey", AccessKey)

const url = `${baseUrl.replace(/\/+$/, '')}/loadbalancer/${encodeURIComponent(String(args.loadBalancerId))}${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(loadBalancerProfileModel, await res.json())
};