import {z} from 'zod'

export type GetApiMessageTemplatesArgs = {offset?: number | undefined, limit?: number | undefined, order_by?: string | undefined, user_id?: number | undefined, LocationIDs?: Array<number> | undefined};

export type GetApiMessageTemplatesOptions = {baseUrl: string, Bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const int64Array = z.array(z.number().int());

export const template = z.object({can_delete: z.boolean().optional(), can_edit: z.boolean().optional(), content: z.string().optional(), created: z.string().optional(), deleted: z.boolean().optional(), id: z.number().int().optional(), location_ids: int64Array.optional(), title: z.string().optional(), updated: z.string().optional(), user_id: z.number().int().optional()});

export const getApiMessageTemplatesResponse = z.array(template);

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
};

/**
 * Lists message templates
 * 
 * GET /message-templates
 * 
 * Also accepts auth: API-Key
 */
export const getApiMessageTemplates = async (args: GetApiMessageTemplatesArgs, options: GetApiMessageTemplatesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args.offset != null) query.append("offset", String(args.offset))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.order_by != null) query.append("order_by", String(args.order_by))
if (args.user_id != null) query.append("user_id", String(args.user_id))
for (const item of args.LocationIDs ?? []) query.append("LocationIDs", String(item))
if (Bearer !== undefined) headers.set("Authorization", Bearer)

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