import {z} from 'zod'

export type GetApiChainIdApiV2ZksyncBatchesArgs = {items_count?: number | undefined, number?: number | undefined, chain_id: string};

export type GetApiChainIdApiV2ZksyncBatchesOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const zkSyncBatchListItem = z.object({commit_transaction_hash: z.string().nullable(), commit_transaction_timestamp: z.string().nullable(), execute_transaction_hash: z.string().nullable(), execute_transaction_timestamp: z.string().nullable(), number: z.number().int().gte(0), prove_transaction_hash: z.string().nullable(), prove_transaction_timestamp: z.string().nullable(), status: z.enum(["Executed on L1", "Validated on L1", "Sent to L1", "Sealed on L2"]), timestamp: z.string(), transactions_count: z.number().int().gte(0)});

export const getApiChainIdApiV2ZksyncBatchesResponse = z.object({items: z.array(zkSyncBatchListItem), next_page_params: z.record(z.string(), z.unknown()).nullable()});

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
};

/**
 * List batches.
 * 
 * GET /{chain_id}/api/v2/zksync/batches
 * 
 * Also accepts auth: apiKeyAuth
 */
export const getApiChainIdApiV2ZksyncBatches = async (args: GetApiChainIdApiV2ZksyncBatchesArgs, options?: GetApiChainIdApiV2ZksyncBatchesOptions) => {
const {baseUrl = "https://api.blockscout.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.items_count != null) query.append("items_count", String(args.items_count))
if (args.number != null) query.append("number", String(args.number))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/${encodeURIComponent(String(args.chain_id))}/api/v2/zksync/batches${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(getApiChainIdApiV2ZksyncBatchesResponse, await res.json())
};