import {z} from 'zod'

export type GetApiTemplatesAppIdAppIdLimitLimitOffsetOffsetArgs = {app_id: string, limit?: number | undefined, offset?: number | undefined, Authorization: string, 'Content-Type': string, channel?: ('push' | 'email' | 'sms') | undefined, name?: string | undefined};

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

export const getApiTemplatesAppIdAppIdLimitLimitOffsetOffsetResponse = z.object({limit: z.number().int().optional(), offset: z.number().int().optional(), templates: z.array(z.object({id: z.string().optional(), name: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional()})).optional(), total_count: z.number().int().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
};

/**
 * View templates
 * 
 * GET /templates?app_id={app_id}&limit={limit}&offset={offset}
 */
export const getApiTemplatesAppIdAppIdLimitLimitOffsetOffset = async (args: GetApiTemplatesAppIdAppIdLimitLimitOffsetOffsetArgs, options?: GetApiTemplatesAppIdAppIdLimitLimitOffsetOffsetOptions) => {
const {baseUrl = "https://api.onesignal.com", fetch: fetchFn = fetch} = options ?? {}

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

if (args.app_id != null) query.append("app_id", String(args.app_id))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))
if (args['Content-Type'] != null) headers.set("Content-Type", String(args['Content-Type']))
if (args.channel != null) query.append("channel", String(args.channel))
if (args.name != null) query.append("name", String(args.name))

const url = `${baseUrl.replace(/\/+$/, '')}/templates?app_id=${encodeURIComponent(String(args.app_id))}&limit=${encodeURIComponent(String(args.limit))}&offset=${encodeURIComponent(String(args.offset))}${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(getApiTemplatesAppIdAppIdLimitLimitOffsetOffsetResponse, await res.json())
};