import {z} from 'zod'

export type GetApiSmartappsArgs = {Authorization: unknown, appType?: ('LAMBDA_SMART_APP' | 'WEBHOOK_SMART_APP') | undefined, classification?: ('AUTOMATION' | 'SERVICE' | 'DEVICE' | 'CONNECTED_SERVICE') | undefined, tag?: unknown | undefined, accountId?: string | undefined};

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

export const appType = z.enum(["LAMBDA_SMART_APP", "WEBHOOK_SMART_APP", "API_ONLY"]);

export const appClassification = z.enum(["AUTOMATION", "SERVICE", "DEVICE", "CONNECTED_SERVICE", "HIDDEN", "LABS"]);

export const iconImage = z.object({url: z.string().optional()});

export const owner = z.object({ownerType: z.enum(["USER", "SYSTEM", "IMPLICIT", "ACCOUNT"]), ownerId: z.string()});

export const pagedApp = z.object({appName: z.string().optional(), appId: z.string().optional(), appType: appType.optional(), classifications: z.array(appClassification).optional(), displayName: z.string().max(75).optional(), description: z.string().max(250).optional(), iconImage: iconImage.optional(), owner: owner.optional(), createdDate: z.string().optional(), lastUpdatedDate: z.string().optional()});

export const link = z.object({href: z.string().optional()});

export const links = z.object({next: link.optional(), previous: link.optional()});

export const pagedApps = z.object({items: z.array(pagedApp).optional(), _links: links.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 All Apps
 * 
 * GET /smartapps
 */
export const getApiSmartapps = async (args: GetApiSmartappsArgs, options?: GetApiSmartappsOptions) => {
const {baseUrl = "https://api.smartthings.com/v1", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))
if (args.appType != null) query.append("appType", String(args.appType))
if (args.classification != null) query.append("classification", String(args.classification))
if (args.tag != null) query.append("tag", String(args.tag))
if (args.accountId != null) query.append("accountId", String(args.accountId))
if (Bearer !== undefined) headers.set('authorization', `Bearer ${Bearer}`)

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