import {z} from 'zod'

export type SortParameter = {asc?: (string | null) | undefined, desc?: (string | null) | undefined};

export type OffsetParameter = {el?: (number | null) | undefined, pg?: (number | null) | undefined, cr?: (number | null) | undefined};

export type MichelineFormat = 'Json' | 'JsonString' | 'Raw' | 'RawString';

export type GetApiV1ContractsAddressBigmapsNameKeysKeyUpdatesArgs = {address: string, name: string, key: string, sort?: (SortParameter | null) | undefined, offset?: (OffsetParameter | null) | undefined, limit?: number | undefined, micheline?: MichelineFormat | undefined};

export type GetApiV1ContractsAddressBigmapsNameKeysKeyUpdatesOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const bigMapKeyUpdate = z.object({id: z.number().int().optional(), level: z.number().int().optional(), timestamp: z.string().optional(), action: z.string(), value: z.unknown()});

export const getApiV1ContractsAddressBigmapsNameKeysKeyUpdatesResponse = z.array(bigMapKeyUpdate);

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 bigmap key updates
 * 
 * GET /v1/contracts/{address}/bigmaps/{name}/keys/{key}/updates
 */
export const getApiV1ContractsAddressBigmapsNameKeysKeyUpdates = async (args: GetApiV1ContractsAddressBigmapsNameKeysKeyUpdatesArgs, options?: GetApiV1ContractsAddressBigmapsNameKeysKeyUpdatesOptions) => {
const {baseUrl = "https://api.tzkt.io", fetch: fetchFn = fetch} = options ?? {}

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

if (args.sort != null) query.append("sort", JSON.stringify(args.sort))
if (args.offset != null) query.append("offset", JSON.stringify(args.offset))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.micheline != null) query.append("micheline", String(args.micheline))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/contracts/${encodeURIComponent(String(args.address))}/bigmaps/${encodeURIComponent(String(args.name))}/keys/${encodeURIComponent(String(args.key))}/updates${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(getApiV1ContractsAddressBigmapsNameKeysKeyUpdatesResponse, await res.json())
};