import {z} from 'zod'

export type BasicAuth = {username: string, password: string};

export type NoAuth = Record<string, never>;

export type TokenAuth = {value: string};

export type WebhookAuthorization = BasicAuth | NoAuth | TokenAuth;

export type MapString = {[key: string]: string};

export type IsNotOneOf5 = {field: string, values: Array<string>};

export type IsOneOf5 = {field: string, values: Array<string>};

export type Condition1 = IsNotOneOf5 | IsOneOf5;

export type Filters1 = {strategy: string, conditions: Array<Condition1>};

export type MapWebhookEventTypeFilters = {[key: string]: Filters1};

export type CreateWebhookSubscriptionInput = {name: string, events?: Array<string> | undefined, url: string, authorization: WebhookAuthorization, customHeaders: MapString, enabled?: boolean | undefined, filters?: MapWebhookEventTypeFilters | undefined};

export type CreateApiBetaWebhooksArgs = {body: CreateWebhookSubscriptionInput};

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

export const webhookHeadersMapStringString = z.record(z.string(), z.string());

export const isNotOneOf5 = z.object({field: z.string(), values: z.array(z.string())});

export const isOneOf5 = z.object({field: z.string(), values: z.array(z.string())});

export const condition1 = z.union([isNotOneOf5, isOneOf5]);

export const filters1 = z.object({strategy: z.string(), conditions: z.array(condition1)});

export const mapWebhookEventTypeFilters = z.record(z.string(), filters1);

export const webhookSubscription = z.object({id: z.string(), name: z.string(), subscribedEvents: z.array(z.string()).optional(), url: z.string(), headers: webhookHeadersMapStringString, secretKey: z.string(), enabled: z.boolean(), createdAt: z.string(), createdBy: z.string(), updatedAt: z.string(), updatedBy: z.string(), filters: mapWebhookEventTypeFilters.optional()});

export const createWebhookSubscriptionOutput = z.object({data: webhookSubscription});

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 Webhook Subscription
 * 
 * POST /beta/webhooks
 */
export const createApiBetaWebhooks = async (args: CreateApiBetaWebhooksArgs, options?: CreateApiBetaWebhooksOptions) => {
const {baseUrl = "https://dev.dixa.io", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("Authorization", ApiKeyAuth)

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