import {z} from 'zod'

export type PropertyRelated = {property?: ({data?: ({type?: 'property' | undefined, id?: string | undefined}) | undefined}) | undefined};

export type SalesApplicantRelated = {sales_applicant?: ({data?: ({type?: 'salesApplicant' | undefined, id?: string | undefined}) | undefined}) | undefined};

export type LettingsApplicantRelated = {lettings_applicant?: ({data?: ({type?: 'lettingsApplicant' | undefined, id?: string | undefined}) | undefined}) | undefined};

export type CreateApiDocumentsArgs = {body: {data: {type: 'document', attributes: {file_url: string, title: string, description?: (string | null) | undefined, is_public?: (boolean | null) | undefined, key?: ('api_tenancy_guide' | 'api_landlord_offer_letter' | 'api_tenancy_agreement' | 'api_tenant_guarantor_reference_form' | 'api_tenant_guarantor_reference_report' | 'api_tenant_guarantor_id_document' | null) | undefined}, relationships: PropertyRelated | SalesApplicantRelated | LettingsApplicantRelated}}};

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

export const media = z.object({id: z.string().optional(), type: z.literal("media").optional(), attributes: z.union([z.object({name: z.string().optional(), order: z.number().int().optional(), is_featured: z.boolean().nullable().optional(), include_in_listing: z.boolean().nullable().optional(), feature_index: z.number().int().nullable().optional(), title: z.string().nullable().optional(), collection: z.string().optional(), media_type: z.literal("image").optional(), url: z.string().optional()}), z.object({name: z.string().optional(), order: z.number().int().optional(), is_featured: z.boolean().nullable().optional(), include_in_listing: z.boolean().nullable().optional(), feature_index: z.number().int().nullable().optional(), title: z.string().nullable().optional(), collection: z.string().optional(), media_type: z.literal("pdf"), url: z.string().optional()})]).optional(), relationships: z.object({}).optional()});

export const createApiDocumentsResponse = z.object({data: media});

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 Document
 * 
 * POST /documents
 */
export const createApiDocuments = async (args: CreateApiDocumentsArgs, options?: CreateApiDocumentsOptions) => {
const {baseUrl = "https://street.co.uk/open-api/v1", fetch: fetchFn = fetch, yourApiToken} = options ?? {}

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

if (yourApiToken !== undefined) headers.set('authorization', `Bearer ${yourApiToken}`)

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