import {z} from 'zod'

export type CustomStatusCreateInput = {active?: boolean | undefined, agent_label?: string | undefined, description?: string | undefined, end_user_description?: string | undefined, end_user_label?: string | undefined, status_category?: ('new' | 'open' | 'pending' | 'hold' | 'solved') | undefined};

export type CustomStatusCreateRequest = {custom_status?: CustomStatusCreateInput | undefined};

export type CreateApiApiV2CustomStatusesArgs = {body: CustomStatusCreateRequest};

export type CreateApiApiV2CustomStatusesOptions = {baseUrl?: string | undefined, apiTokenAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const customStatusObject = z.object({active: z.boolean().optional(), agent_label: z.string(), created_at: z.string().optional(), default: z.boolean().optional(), description: z.string().optional(), end_user_description: z.string().optional(), end_user_label: z.string().optional(), id: z.number().int().optional(), raw_agent_label: z.string().optional(), raw_description: z.string().optional(), raw_end_user_description: z.string().optional(), raw_end_user_label: z.string().optional(), status_category: z.enum(["new", "open", "pending", "hold", "solved"]), updated_at: z.string().optional()});

export const customStatusResponse = z.object({custom_status: customStatusObject.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 Custom Ticket Status
 * 
 * POST /api/v2/custom_statuses
 */
export const createApiApiV2CustomStatuses = async (args: CreateApiApiV2CustomStatusesArgs, options?: CreateApiApiV2CustomStatusesOptions) => {
const {baseUrl = "https://example.zendesk.com", fetch: fetchFn = fetch, apiTokenAuth} = options ?? {}

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

if (apiTokenAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${apiTokenAuth.username}:${apiTokenAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/custom_statuses${query.size > 0 ? `?${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(customStatusResponse, await res.json())
};