import {z} from 'zod'

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

export const enterpriseAdditionalFields = z.record(z.string(), z.union([z.string(), z.number().int(), z.boolean(), z.object({})]));

export const enterpriseUserAdminContextResponseModel = z.object({id: z.number().int().optional(), username: z.string().optional(), firstName: z.string().nullable().optional(), lastName: z.string().nullable().optional(), avatarUrl: z.string().optional(), fields: enterpriseAdditionalFields.optional(), isAdmin: z.boolean().optional(), status: z.enum(["active", "pending", "blocked"]).optional(), createdAt: z.string().optional(), lastSeen: z.string().nullable().optional(), email: z.string().optional(), emailVerified: z.boolean().optional(), twoFactor: z.enum(["enabled", "disabled"]).optional(), timezone: z.string().nullable().optional(), joinDetails: z.object({type: z.string().optional(), invitedBy: z.object({id: z.number().int().optional(), username: z.string().optional(), fullName: z.string().optional(), avatarUrl: z.string().optional()}).nullable().optional()}).nullable().optional(), deviceVerification: z.enum(["enabled", "disabled"]).optional(), trustedDevicesCount: z.number().int().optional(), apiTokensCount: z.number().int().optional(), loginMethods: z.array(z.string()).optional(), mfaMethods: z.array(z.string()).optional()});

export const userResource = z.object({data: enterpriseUserAdminContextResponseModel});

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 Authenticated User
 * 
 * GET /user
 */
export const getApiUser = async (options?: GetApiUserOptions) => {
const {baseUrl = "https://api.crowdin.com/api/v2", fetch: fetchFn = fetch} = options ?? {}

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

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