import {z} from 'zod'

export type GetApiApiOauth2ConfigTemplateOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const oAuth2ClientRegistrationTemplateId = z.object({id: z.string()});

export const oAuth2BasicMapperConfig = z.object({emailAttributeKey: z.string().optional(), firstNameAttributeKey: z.string().optional(), lastNameAttributeKey: z.string().optional(), tenantNameStrategy: z.enum(["DOMAIN", "EMAIL", "CUSTOM"]), tenantNamePattern: z.string().optional(), customerNamePattern: z.string().optional(), defaultDashboardName: z.string().optional(), alwaysFullScreen: z.boolean().optional()});

export const oAuth2CustomMapperConfig = z.object({url: z.string().optional(), username: z.string().optional(), password: z.string().optional(), sendToken: z.boolean().optional()});

export const oAuth2MapperConfig = z.object({allowUserCreation: z.boolean().optional(), activateUser: z.boolean().optional(), type: z.enum(["BASIC", "CUSTOM", "GITHUB", "APPLE"]), basic: oAuth2BasicMapperConfig.optional(), custom: oAuth2CustomMapperConfig.optional()});

export const jsonNode = z.unknown();

export const oAuth2ClientRegistrationTemplate = z.object({id: oAuth2ClientRegistrationTemplateId.optional(), createdTime: z.number().int().optional(), providerId: z.string(), mapperConfig: oAuth2MapperConfig.optional(), authorizationUri: z.string().optional(), accessTokenUri: z.string().optional(), scope: z.array(z.string()).optional(), userInfoUri: z.string().optional(), userNameAttributeName: z.string().optional(), jwkSetUri: z.string().optional(), clientAuthenticationMethod: z.string().optional(), comment: z.string().optional(), loginButtonIcon: z.string().optional(), loginButtonLabel: z.string().optional(), helpLink: z.string().optional(), name: z.string().optional(), additionalInfo: jsonNode.optional()});

export const getApiApiOauth2ConfigTemplateResponse = z.array(oAuth2ClientRegistrationTemplate);

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
};

/**
 * Get the list of all OAuth2 client registration templates (getClientRegistrationTemplates)
 * 
 * Available for users with 'SYS_ADMIN' or 'TENANT_ADMIN' authority.
 * 
 * GET /api/oauth2/config/template
 */
export const getApiApiOauth2ConfigTemplate = async (options?: GetApiApiOauth2ConfigTemplateOptions) => {
const {baseUrl = "https://demo.thingsboard.io", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/oauth2/config/template${query.size > 0 ? `?${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(getApiApiOauth2ConfigTemplateResponse, await res.json())
};