import {z} from 'zod'

export type GetApiClouddiagramsV1StatussheetIdResourcesRidRelationshipsArgs = {id: string, rid: string, direction?: ('downstream' | 'upstream' | 'both') | undefined, depth?: ('direct' | 'transitive') | undefined, kind?: ('edges' | 'group_members' | 'both') | undefined};

export type GetApiClouddiagramsV1StatussheetIdResourcesRidRelationshipsOptions = {baseUrl?: string | undefined, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const diagramRelationshipsAnchor = z.object({id: z.string(), type: z.enum(["node", "element", "group"]), name: z.string(), serviceType: z.string().optional()});

export const diagramRelationship = z.object({id: z.string(), type: z.enum(["node", "element", "group"]), name: z.string(), serviceType: z.string().optional(), relation: z.enum(["downstream", "upstream", "group_member", "group_parent"]), hops: z.number().int().gte(1)});

export const diagramRelationshipsResponse = z.object({anchor: diagramRelationshipsAnchor, direction: z.enum(["downstream", "upstream", "both"]), depth: z.enum(["direct", "transitive"]), kind: z.enum(["edges", "group_members", "both"]), relations: z.array(diagramRelationship), truncated: z.boolean()});

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 resource relationships
 * 
 * GET /clouddiagrams/v1/statussheet/{id}/resources/{rid}/relationships
 * 
 * Also accepts auth: tenantId + api_key
 */
export const getApiClouddiagramsV1StatussheetIdResourcesRidRelationships = async (args: GetApiClouddiagramsV1StatussheetIdResourcesRidRelationshipsArgs, options?: GetApiClouddiagramsV1StatussheetIdResourcesRidRelationshipsOptions) => {
const {baseUrl = "https://api.doit.com", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (args.direction != null) query.append("direction", String(args.direction))
if (args.depth != null) query.append("depth", String(args.depth))
if (args.kind != null) query.append("kind", String(args.kind))
if (apiKey !== undefined) headers.set("Authorization", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/clouddiagrams/v1/statussheet/${encodeURIComponent(String(args.id))}/resources/${encodeURIComponent(String(args.rid))}/relationships${query.size > 0 ? `?${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(diagramRelationshipsResponse, await res.json())
};