import {z} from 'zod'

export type GetApiPublicV1FormsArgs = {count?: number | undefined, page?: number | undefined, status?: (Array<'draft' | 'active' | 'disabled'>) | undefined, order_by?: ('name' | 'responses' | 'status' | 'created_date' | 'modified_date') | undefined, asc?: boolean | undefined, name?: string | undefined};

export type GetApiPublicV1FormsOptions = {baseUrl?: string | undefined, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const formListResponse = z.object({results: z.array(z.object({id: z.string().optional(), name: z.string().optional(), date_created: z.string().optional(), date_modified: z.string().optional(), status: z.string().optional()})).optional(), has_next_page: z.boolean().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
};

/**
 * List Forms
 * 
 * GET /public/v1/forms
 * 
 * Also accepts auth: oauth2
 */
export const getApiPublicV1Forms = async (args: GetApiPublicV1FormsArgs, options?: GetApiPublicV1FormsOptions) => {
const {baseUrl = "https://api.pandadoc.com", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (args.count != null) query.append("count", String(args.count))
if (args.page != null) query.append("page", String(args.page))
for (const item of args.status ?? []) query.append("status", String(item))
if (args.order_by != null) query.append("order_by", String(args.order_by))
if (args.asc != null) query.append("asc", String(args.asc))
if (args.name != null) query.append("name", String(args.name))
if (apiKey !== undefined) headers.set("Authorization", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/public/v1/forms${query.size > 0 ? `?${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(formListResponse, await res.json())
};