import {z} from 'zod'

export type WidgetCreate = {name: string, agent_id?: (string | null) | undefined, team_id?: (string | null) | undefined, agent_revision_id?: (string | null) | undefined, theme?: {[key: string]: unknown} | undefined, copy?: {[key: string]: unknown} | undefined, behavior?: {[key: string]: unknown} | undefined, limits?: {[key: string]: unknown} | undefined};

export type CreateApiV1WebchatWidgetsArgs = {body: WidgetCreate};

export type CreateApiV1WebchatWidgetsOptions = {baseUrl: string, APIKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const domainResponse = z.object({id: z.string(), hostname: z.string(), include_subdomains: z.boolean(), verification_state: z.string(), verification_token: z.string(), verified_at: z.string().nullable(), last_checked_at: z.string().nullable(), failure_reason: z.string().nullable()});

export const widgetResponse = z.object({id: z.string(), organization_id: z.string(), name: z.string(), is_enabled: z.boolean(), agent_id: z.string().nullable(), team_id: z.string().nullable(), agent_revision_id: z.string().nullable(), public_key: z.string(), kill_epoch: z.number().int(), theme: z.record(z.string(), z.unknown()), copy: z.record(z.string(), z.unknown()), behavior: z.record(z.string(), z.unknown()), limits: z.record(z.string(), z.unknown()), created_at: z.string(), updated_at: z.string(), domains: z.array(domainResponse).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 a webchat widget
 * 
 * POST /v1/webchat/widgets
 */
export const createApiV1WebchatWidgets = async (args: CreateApiV1WebchatWidgetsArgs, options: CreateApiV1WebchatWidgetsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, APIKeyHeader} = options ?? {}

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

if (APIKeyHeader !== undefined) headers.set("x-api-key", APIKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/webchat/widgets${query.size > 0 ? `?${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(widgetResponse, await res.json())
};