import {z} from 'zod'

export type GetApiCosmosBaseTendermintV1beta1BlockResultsLatestOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const tendermintAbciEventAttribute = z.object({key: z.string().optional(), value: z.string().optional(), index: z.boolean().optional()});

export const tendermintAbciEvent = z.object({type: z.string().optional(), attributes: z.array(tendermintAbciEventAttribute).optional()});

export const tendermintAbciExecTxResult = z.object({code: z.number().int().optional(), data: z.string().optional(), log: z.string().optional(), info: z.string().optional(), gas_wanted: z.string().optional(), gas_used: z.string().optional(), events: z.array(tendermintAbciEvent).optional(), codespace: z.string().optional()});

export const tendermintCryptoPublicKey = z.object({ed25519: z.string().optional(), secp256k1: z.string().optional()});

export const tendermintAbciValidatorUpdate = z.object({pubKey: tendermintCryptoPublicKey.optional(), power: z.string().optional()});

export const tendermintTypesBlockParams = z.object({maxBytes: z.string().optional(), maxGas: z.string().optional()});

export const tendermintTypesEvidenceParams = z.object({maxAgeNumBlocks: z.string().optional(), maxAgeDuration: z.string().optional(), maxBytes: z.string().optional()});

export const tendermintTypesValidatorParams = z.object({pubKeyTypes: z.array(z.string()).optional()});

export const tendermintTypesVersionParams = z.object({app: z.string().optional()});

export const tendermintTypesABCIParams = z.object({voteExtensionsEnableHeight: z.string().optional()});

export const tendermintTypesConsensusParams = z.object({block: tendermintTypesBlockParams.optional(), evidence: tendermintTypesEvidenceParams.optional(), validator: tendermintTypesValidatorParams.optional(), version: tendermintTypesVersionParams.optional(), abci: tendermintTypesABCIParams.optional()});

export const cosmosBaseTendermintV1beta1GetLatestBlockResultsResponse = z.object({height: z.string().optional(), txsResults: z.array(tendermintAbciExecTxResult).optional(), finalizeBlockEvents: z.array(tendermintAbciEvent).optional(), validatorUpdates: z.array(tendermintAbciValidatorUpdate).optional(), consensusParamUpdates: tendermintTypesConsensusParams.optional(), appHash: z.string().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
};

/**
 * GetLatestBlockResults returns the block results for the latest block.
 * Block results contain finalize_block_events which include consensus-level
 * events like slashing, jailing, and validator set updates.
 * 
 * GET /cosmos/base/tendermint/v1beta1/block_results/latest
 */
export const getApiCosmosBaseTendermintV1beta1BlockResultsLatest = async (options: GetApiCosmosBaseTendermintV1beta1BlockResultsLatestOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/cosmos/base/tendermint/v1beta1/block_results/latest${query.size > 0 ? `?${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(cosmosBaseTendermintV1beta1GetLatestBlockResultsResponse, await res.json())
};