import {z} from 'zod'

export type DirectReferrer = {sourceType?: 'direct' | undefined};

export type TypedValue = {strValue?: (string | null) | undefined, numValue?: (number | string | null) | undefined, boolValue?: (boolean | null) | undefined, arrValue?: (Array<TypedValue> | null) | undefined};

export type TVAParameter = {key: string, value: TypedValue};

export type LinkAnnotation = {title: string, summary?: (string | null) | undefined, imageUrl?: (string | null) | undefined};

export type TemplatedViewAddress = {viewName: string, uri: string, parameters?: Array<TVAParameter> | undefined, annotation?: (LinkAnnotation | null) | undefined};

export type HomepageReferrer = {sourceType?: 'homepage' | undefined, tva: TemplatedViewAddress};

export type PropertyHomepageReferrer = {sourceType?: 'property_homepage' | undefined};

export type PropertyDeepLinkReferrer = {sourceType?: 'property_deep_link' | undefined};

export type SearchFormReferrer = {sourceType?: 'search_form' | undefined, tva?: (TemplatedViewAddress | null) | undefined};

export type SearchResultsReferrer = {sourceType?: 'search_results' | undefined, tva: TemplatedViewAddress};

export type ListingSummary = {title?: (string | null) | undefined, priceDisplay?: (string | null) | undefined, address?: (string | null) | undefined, suburb?: (string | null) | undefined, propertyType?: (string | null) | undefined, bedrooms?: (number | null) | undefined, bathrooms?: (number | null) | undefined, parking?: (number | null) | undefined, floorArea?: (string | null) | undefined, landArea?: (string | null) | undefined, tva?: (TemplatedViewAddress | null) | undefined};

export type ListingReferrer = {sourceType?: 'listing' | undefined, listingId: string, listingSummary?: (ListingSummary | null) | undefined};

export type PromptStartersBody = {referrer?: (DirectReferrer | HomepageReferrer | PropertyHomepageReferrer | PropertyDeepLinkReferrer | SearchFormReferrer | SearchResultsReferrer | ListingReferrer | null) | undefined};

export type CreateApiApiV1beta1AssistantTrademePromptStartersArgs = {max_prompts?: number | undefined, authorization?: (string | null) | undefined, body: PromptStartersBody};

export type CreateApiApiV1beta1AssistantTrademePromptStartersOptions = {baseUrl: string, AnvilBearerToken?: string | undefined, fetch?: typeof fetch | undefined};

export const promptStarter = z.object({symbol: z.string(), text: z.string()});

export const promptStartersResponse = z.object({prompts: z.array(promptStarter)});

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 prompt starters
 * 
 * POST /api/v1beta1/assistant/trademe/prompt-starters
 */
export const createApiApiV1beta1AssistantTrademePromptStarters = async (args: CreateApiApiV1beta1AssistantTrademePromptStartersArgs, options: CreateApiApiV1beta1AssistantTrademePromptStartersOptions) => {
const {baseUrl, fetch: fetchFn = fetch, AnvilBearerToken} = options ?? {}

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

if (args.max_prompts != null) query.append("max_prompts", String(args.max_prompts))
if (args.authorization != null) headers.set("authorization", String(args.authorization))
if (AnvilBearerToken !== undefined) headers.set('authorization', `Bearer ${AnvilBearerToken}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1beta1/assistant/trademe/prompt-starters${query.size > 0 ? `?${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(promptStartersResponse, await res.json())
};