import {z} from 'zod'

export type UpdateSignupFormInput = {name?: string | undefined, segment_id?: (string | null) | undefined, topic_id?: (string | null) | undefined, fields?: (Array<{name: string, type: 'email' | 'text' | 'select', required: boolean, label: string, placeholder?: string | undefined, options?: Array<string> | undefined}>) | undefined, success_message?: string | undefined, redirect_url?: (string | null) | undefined, active?: boolean | undefined, human_check?: ({site_key: string, secret: string} | null) | undefined};

export type PatchApiSignupFormsIdArgs = {id: string, body: UpdateSignupFormInput};

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

export const signupForm = z.object({id: z.number().int(), publicId: z.string(), name: z.string(), segmentId: z.number().int().nullable().optional(), topicId: z.number().int().nullable().optional(), fields: z.array(z.object({})), styling: z.object({}).nullable().optional(), successMessage: z.string().nullable().optional(), redirectUrl: z.string().nullable().optional(), humanCheckSiteKey: z.string().nullable().optional(), humanCheckEnabled: z.boolean().optional(), active: z.boolean(), submissionCount: z.number().int().optional(), createdAt: z.string().optional(), updatedAt: z.string().optional()});

export const patchApiSignupFormsIdResponse = z.object({signupForm: signupForm});

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
};

/**
 * Update a form
 * 
 * PATCH /signup-forms/{id}
 * 
 * Also accepts auth: bearerOAuth
 */
export const patchApiSignupFormsId = async (args: PatchApiSignupFormsIdArgs, options?: PatchApiSignupFormsIdOptions) => {
const {baseUrl = "https://api.poststack.dev", fetch: fetchFn = fetch, bearerApiKey} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/signup-forms/${encodeURIComponent(String(args.id))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PATCH", 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(patchApiSignupFormsIdResponse, await res.json())
};