import {z} from 'zod'

export type IconImage = {url?: string | undefined};

export type SmartAppType = 'API_ONLY';

export type SmartAppPrincipalType = 'LOCATION';

export type AppClassification = 'AUTOMATION' | 'SERVICE' | 'DEVICE' | 'CONNECTED_SERVICE' | 'HIDDEN' | 'LABS';

export type CreateOrUpdateApiOnlyRequest = {targetUrl?: string | undefined, privacyPolicyUrl?: string | undefined};

export type AppOAuth = {clientName?: string | undefined, scope?: Array<string> | undefined, redirectUris?: Array<string> | undefined, corsDomains?: Array<string> | undefined};

export type AppUISettings = {pluginId?: unknown | undefined, pluginUri?: string | undefined, dashboardCardsEnabled: boolean, preInstallDashboardCardsEnabled: boolean};

export type CreateSmartAppRequest = {appName: unknown, displayName: string, description: string, singleInstance?: boolean | undefined, iconImage?: IconImage | undefined, appType: SmartAppType, principalType?: SmartAppPrincipalType | undefined, classifications: Array<AppClassification>, apiOnly?: CreateOrUpdateApiOnlyRequest | undefined, oauth?: AppOAuth | undefined, ui?: AppUISettings | undefined};

export type CreateApiSmartappsArgs = {Authorization: unknown, accountId?: string | undefined, body: CreateSmartAppRequest};

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

export const smartAppType = z.literal("API_ONLY");

export const smartAppPrincipalType = z.literal("LOCATION");

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 appTargetStatus = z.enum(["PENDING", "CONFIRMED"]);

export const appSubscription = z.object({targetUrl: z.string().max(2048).optional(), targetStatus: appTargetStatus.optional()});

export const apiOnly = z.object({subscription: appSubscription.optional(), privacyPolicyUrl: z.string().max(2048).optional()});

export const appUISettings = z.object({pluginId: z.string().optional(), pluginUri: z.string().optional(), dashboardCardsEnabled: z.boolean(), preInstallDashboardCardsEnabled: z.boolean()});

export const smartApp = z.object({appName: z.string().optional(), appId: z.string().optional(), appType: smartAppType.optional(), principalType: smartAppPrincipalType.optional(), classifications: z.array(appClassification).optional(), displayName: z.string().max(75).optional(), description: z.string().max(250).optional(), singleInstance: z.boolean().optional(), iconImage: iconImage.optional(), installMetadata: z.record(z.string(), z.string()).optional(), owner: owner.optional(), createdDate: z.string().optional(), lastUpdatedDate: z.string().optional(), apiOnly: apiOnly.optional(), ui: appUISettings.optional()});

export const createSmartAppResponse = z.object({app: smartApp.optional(), oauthClientId: z.string().optional(), oauthClientSecret: z.string().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
};

/**
 * Create an App
 * 
 * POST /smartapps
 */
export const createApiSmartapps = async (args: CreateApiSmartappsArgs, options?: CreateApiSmartappsOptions) => {
const {baseUrl = "https://api.smartthings.com/v1", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))
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: "POST", 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(createSmartAppResponse, await res.json())
};