import {z} from 'zod'

export type GetApiBlocksArgs = {workchain?: number | undefined, shard?: number | undefined, seq_no?: number | undefined, with_transactions?: boolean | undefined, order?: ('ASC' | 'DESC') | undefined, after?: number | undefined, limit?: number | undefined, count?: boolean | undefined};

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

export const bunbigInt = z.object({});

export const abiTLBType = z.enum(["addr", "bool", "bigInt", "string", "bytes", "cell", "slice", "content", "struct", "tag"]);

export const abiStackType = z.enum(["int", "cell", "slice"]);

export const abiTLBFieldsDesc = z.array(z.lazy(() => abiTLBFieldDesc));

export const abiTLBFieldDesc: z.ZodType<AbiTLBFieldDesc> = z.object({format: abiTLBType.optional(), name: z.string().optional(), optional: z.boolean().optional(), struct_fields: abiTLBFieldsDesc.optional(), tlb_type: z.string().optional()});

export const abiVmValueDesc = z.object({format: abiTLBType.optional(), name: z.string().optional(), stack_type: abiStackType.optional(), struct_fields: z.array(abiTLBFieldDesc).optional()});

export const abiGetMethodExecution = z.object({address: z.array(z.number().int()).optional(), arguments: z.array(abiVmValueDesc).optional(), error: z.string().optional(), name: z.string().optional(), receives: z.array(z.unknown()).optional(), return_values: z.array(abiVmValueDesc).optional(), returns: z.array(z.unknown()).optional()});

export const coreAddressLabel = z.object({address: z.array(z.number().int()).optional(), categories: z.array(z.string()).optional(), name: z.string().optional()});

export const coreAccountState = z.object({address: z.array(z.number().int()).optional(), balance: bunbigInt.optional(), block_seq_no: z.number().int().optional(), code: z.array(z.number().int()).optional(), code_hash: z.array(z.number().int()).optional(), content_description: z.string().optional(), content_image: z.string().optional(), content_image_data: z.array(z.number().int()).optional(), content_name: z.string().optional(), content_uri: z.string().optional(), data: z.array(z.number().int()).optional(), data_hash: z.array(z.number().int()).optional(), executed_get_methods: z.record(z.string(), z.array(abiGetMethodExecution)).optional(), fake: z.boolean().optional(), get_method_hashes: z.array(z.number().int()).optional(), is_active: z.boolean().optional(), jetton_balance: z.string().optional(), label: coreAddressLabel.optional(), last_tx_hash: z.array(z.number().int()).optional(), last_tx_lt: z.number().int().optional(), libraries: z.array(z.number().int()).optional(), minter_address: z.array(z.number().int()).optional(), owner_address: z.array(z.number().int()).optional(), shard: z.number().int().optional(), state_hash: z.array(z.number().int()).optional(), status: z.string().optional(), types: z.array(z.string()).optional(), updated_at: z.string().optional(), workchain: z.number().int().optional()});

export const coreBlockID = z.object({seq_no: z.number().int().optional(), shard: z.number().int().optional(), workchain: z.number().int().optional()});

export const coreMessage = z.object({amount: bunbigInt.optional(), body: z.array(z.number().int()).optional(), body_hash: z.array(z.number().int()).optional(), bounce: z.boolean().optional(), bounced: z.boolean().optional(), created_at: z.string().optional(), created_lt: z.number().int().optional(), data: z.array(z.number().int()).optional(), dst_address: z.array(z.number().int()).optional(), dst_block_seq_no: z.number().int().optional(), dst_contract: z.string().optional(), dst_shard: z.number().int().optional(), dst_state: coreAccountState.optional(), dst_tx_hash: z.array(z.number().int()).optional(), dst_tx_lt: z.number().int().optional(), dst_workchain: z.number().int().optional(), error: z.string().optional(), fwd_fee: bunbigInt.optional(), hash: z.array(z.number().int()).optional(), ihr_disabled: z.boolean().optional(), ihr_fee: bunbigInt.optional(), operation_id: z.number().int().optional(), operation_name: z.string().optional(), src_address: z.array(z.number().int()).optional(), src_block_seq_no: z.number().int().optional(), src_contract: z.string().optional(), src_shard: z.number().int().optional(), src_state: coreAccountState.optional(), src_tx_hash: z.array(z.number().int()).optional(), src_tx_lt: z.number().int().optional(), src_workchain: z.number().int().optional(), state_init_code: z.array(z.number().int()).optional(), state_init_data: z.array(z.number().int()).optional(), transfer_comment: z.string().optional(), type: z.string().optional()});

export const coreTransaction = z.object({account: coreAccountState.optional(), action_phase_result_code: z.number().int().optional(), address: z.array(z.number().int()).optional(), block_seq_no: z.number().int().optional(), compute_phase_exit_code: z.number().int().optional(), created_at: z.string().optional(), created_lt: z.number().int().optional(), description: z.unknown(), description_boc: z.array(z.number().int()).optional(), end_status: z.string().optional(), hash: z.array(z.number().int()).optional(), in_amount: bunbigInt.optional(), in_msg: coreMessage.optional(), in_msg_hash: z.array(z.number().int()).optional(), orig_status: z.string().optional(), out_amount: bunbigInt.optional(), out_msg: z.array(coreMessage).optional(), out_msg_count: z.number().int().optional(), prev_tx_hash: z.array(z.number().int()).optional(), prev_tx_lt: z.number().int().optional(), shard: z.number().int().optional(), total_fees: bunbigInt.optional(), workchain: z.number().int().optional()});

export const coreBlock: z.ZodType<CoreBlock> = z.object({accounts: z.array(coreAccountState).optional(), file_hash: z.array(z.number().int()).optional(), master: coreBlockID.optional(), root_hash: z.array(z.number().int()).optional(), scanned_at: z.string().optional(), seq_no: z.number().int().optional(), shard: z.number().int().optional(), shards: z.array(z.lazy(() => coreBlock)).optional(), transactions: z.array(coreTransaction).optional(), transactions_count: z.number().int().optional(), workchain: z.number().int().optional()});

export const filterBlocksRes = z.object({results: z.array(coreBlock).optional(), total: z.number().int().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
};

/**
 * block info
 * 
 * GET /blocks
 */
export const getApiBlocks = async (args: GetApiBlocksArgs, options?: GetApiBlocksOptions) => {
const {baseUrl = "https://anton.tools/api/v0", fetch: fetchFn = fetch} = options ?? {}

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

if (args.workchain != null) query.append("workchain", String(args.workchain))
if (args.shard != null) query.append("shard", String(args.shard))
if (args.seq_no != null) query.append("seq_no", String(args.seq_no))
if (args.with_transactions != null) query.append("with_transactions", String(args.with_transactions))
if (args.order != null) query.append("order", String(args.order))
if (args.after != null) query.append("after", String(args.after))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.count != null) query.append("count", String(args.count))

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