import {z} from 'zod'

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

export const workspaceQuotas = z.object({max_pots: z.number().int().gte(1).optional(), max_documents_per_pot: z.number().int().gte(1).optional(), max_storage_bytes: z.number().int().gte(1).optional(), max_monthly_tokens: z.number().int().nullable().optional(), bonus_tokens: z.number().int().gte(0).optional()});

export const workspaceUsage = z.object({pots_count: z.number().int().gte(0).optional(), documents_count: z.number().int().gte(0).optional(), storage_bytes: z.number().int().gte(0).optional()});

export const workspaceFeatures = z.object({pii: z.boolean().optional()});

export const workspaceInfo = z.object({id: z.string(), name: z.string(), slug: z.string(), integrator_id: z.string(), is_active: z.boolean(), created_at: z.string(), quotas: workspaceQuotas.optional(), usage: workspaceUsage.optional(), features: workspaceFeatures.optional()});

export const workspaceListResponse = z.object({workspaces: z.array(workspaceInfo), total: z.number().int()});

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
};

/**
 * List workspaces
 * 
 * GET /integrator/workspaces
 */
export const getApiIntegratorWorkspaces = async (options: GetApiIntegratorWorkspacesOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/integrator/workspaces${query.size > 0 ? `?${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(workspaceListResponse, await res.json())
};