import {z} from 'zod'

export type GetApiDataArgs = {'page[size]'?: number | undefined, 'page[number]'?: number | undefined, created_since?: string | undefined, updated_since?: string | undefined, domain_id?: string | undefined, schema_uri?: string | undefined, tenant?: string | undefined, min_score?: number | undefined, has_duplicates?: boolean | undefined, has_subsets?: boolean | undefined, is_unique?: boolean | undefined};

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

export const modificationHistory = z.object({user: z.string().optional(), operation: z.string().optional(), timestamp: z.string().optional()});

export const appDataRecord = z.object({applicationUid: z.string().optional(), recordUid: z.string().optional(), modificationHistory: z.array(modificationHistory).optional()});

export const owner = z.object({id: z.string(), type: z.string()});

export const mutableData = z.object({domainId: z.string().optional(), schemaUri: z.string().optional(), content: z.object({}), tenant: z.string().optional(), refs: z.array(appDataRecord).optional(), owners: z.array(owner).optional(), id: z.string().optional(), createdAt: z.string(), updatedAt: z.string()});

export const meta = z.object({page: z.number().int().optional(), perPage: z.number().int().optional(), total: z.number().int().optional(), totalPages: z.number().int().optional()});

export const getApiDataResponse = z.object({data: z.array(mutableData).optional(), meta: meta.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
};

/**
 * Retrieve data.
 * 
 * GET /data
 */
export const getApiData = async (args: GetApiDataArgs, options: GetApiDataOptions) => {
const {baseUrl, fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args['page[size]'] != null) query.append("page[size]", String(args['page[size]']))
if (args['page[number]'] != null) query.append("page[number]", String(args['page[number]']))
if (args.created_since != null) query.append("created_since", String(args.created_since))
if (args.updated_since != null) query.append("updated_since", String(args.updated_since))
if (args.domain_id != null) query.append("domain_id", String(args.domain_id))
if (args.schema_uri != null) query.append("schema_uri", String(args.schema_uri))
if (args.tenant != null) query.append("tenant", String(args.tenant))
if (args.min_score != null) query.append("min_score", String(args.min_score))
if (args.has_duplicates != null) query.append("has_duplicates", String(args.has_duplicates))
if (args.has_subsets != null) query.append("has_subsets", String(args.has_subsets))
if (args.is_unique != null) query.append("is_unique", String(args.is_unique))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

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