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Adds functions to chain client. #8

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merged 4 commits into from
Mar 21, 2024
Merged

Adds functions to chain client. #8

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542aeab
Adds eth_get_balance to client.
jamesduncombe Feb 21, 2024
7405996
Adds eth_fee_history to client.
jamesduncombe Feb 21, 2024
76863a3
Adds eth_get_code and fixes return for fee_history.
jamesduncombe Feb 26, 2024
3e2a6f4
Fixes eth_fee_history behaviour spec.
jamesduncombe Mar 13, 2024
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27 changes: 25 additions & 2 deletions lib/tt_eth/behaviours/chain_client.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ defmodule TTEth.Behaviours.ChainClient do
@type filter_params :: map
@type filter_id :: String.t()
@type tx_obj :: map()
@type error :: {:error, map() | binary() | atom()}

@callback eth_call(contract :: address, encoded_args) :: any
@callback eth_call(contract :: address, encoded_args, opts) :: any
Expand All @@ -26,8 +27,13 @@ defmodule TTEth.Behaviours.ChainClient do
@callback build_tx_data(address, abi_data, wallet, nonce) :: tx_data
@callback build_tx_data(address, abi_data, wallet, nonce, keyword) :: tx_data

@callback eth_get_transaction_count(account :: address, block_id) :: any
@callback eth_get_transaction_count(account :: address, block_id, opts) :: any
@callback eth_get_balance(account :: address, block_id) :: {:ok, binary()} | error
@callback eth_get_balance(account :: address, block_id, opts) :: {:ok, binary()} | error

@callback eth_get_transaction_count(account :: address, block_id) ::
{:ok, binary()} | error
@callback eth_get_transaction_count(account :: address, block_id, opts) ::
{:ok, binary()} | error

@callback eth_get_logs(filter_params) :: {:ok, any} | {:error, any}
@callback eth_get_logs(filter_params, opts) :: {:ok, any} | {:error, any}
Expand All @@ -47,6 +53,23 @@ defmodule TTEth.Behaviours.ChainClient do
@callback eth_estimate_gas(tx_obj) :: any
@callback eth_estimate_gas(tx_obj, opts) :: any

@callback eth_fee_history(
block_count :: integer(),
newest_block :: binary() | integer(),
reward_percentiles :: list(non_neg_integer())
) ::
{:ok, map()} | error
@callback eth_fee_history(
block_count :: integer(),
newest_block :: binary() | integer(),
reward_percentiles :: list(non_neg_integer()),
opts
) ::
{:ok, map()} | error

@callback eth_get_block_by_number(block_id) :: any
@callback eth_get_block_by_number(block_id, boolean) :: any

@callback eth_get_code(address, block :: binary(), opts) :: {:ok, any} | {:error, any}
@callback eth_get_code(address, block :: binary()) :: {:ok, any} | {:error, any}
end
12 changes: 12 additions & 0 deletions lib/tt_eth/chain_client.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,10 @@ defmodule TTEth.ChainClient do
|> Base.encode16(case: :lower)
|> hex_prefix!()

@impl ChainClient
def eth_get_balance(address, block \\ "latest", opts \\ []),
do: address |> HttpClient.eth_get_balance(block, opts)

@impl ChainClient
def eth_get_transaction_count(address, block \\ "latest", opts \\ []),
do: address |> HttpClient.eth_get_transaction_count(block, opts)
Expand Down Expand Up @@ -62,10 +66,18 @@ defmodule TTEth.ChainClient do
def eth_estimate_gas(%{} = tx_obj, opts \\ []),
do: tx_obj |> HttpClient.eth_estimate_gas(opts)

@impl ChainClient
def eth_fee_history(block_count, newest_block, reward_percentiles, opts \\ []),
do: HttpClient.eth_fee_history(block_count, newest_block, reward_percentiles, opts)

@impl ChainClient
def eth_get_block_by_number("" <> block, tx_detail \\ false),
do: block |> HttpClient.eth_get_block_by_number(tx_detail)

@impl ChainClient
def eth_get_code("" <> address, block \\ "latest", opts \\ []),
do: address |> HttpClient.eth_get_code(block, opts)

## Helpers outside of the ChainClient behaviour.

def eth_get_transaction_receipt("" <> tx_hash, opts \\ []),
Expand Down
41 changes: 41 additions & 0 deletions lib/tt_eth/chain_client_mock_impl.ex
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Expand Up @@ -19,6 +19,10 @@ defmodule TTEth.ChainClientMockImpl do
def build_tx_data(to, abi_data, %Wallet{} = wallet, nonce, opts \\ []),
do: to |> TTEth.ChainClient.build_tx_data(abi_data, wallet, nonce, opts)

@impl ChainClient
def eth_get_balance(_address, _block \\ "latest", _opts \\ []),
do: {:ok, "0x7"}

@impl ChainClient
def eth_get_transaction_count(_address, _block \\ "latest", _opts \\ []),
do: {:ok, "0x42"}
Expand Down Expand Up @@ -47,7 +51,44 @@ defmodule TTEth.ChainClientMockImpl do
def eth_estimate_gas(%{} = _tx_obj, _opts \\ []),
do: {:ok, "0x5208"}

@impl ChainClient
def eth_fee_history(_block_count, _newest_block, _reward_percentiles, _opts \\ []),
do:
{:ok,
%{
"oldestBlock" => "0x54",
"reward" => [
[
"0x174876e800",
"0x174876e800"
],
[
"0x174876e800",
"0x174876e800"
],
[
"0x174876e800",
"0x174876e800"
]
],
"baseFeePerGas" => [
"0x0",
"0x0",
"0x0",
"0x0"
],
"gasUsedRatio" => [
0.0010253063265735019,
0.006479788956353575,
0.00006763590977418037
]
}}

@impl ChainClient
def eth_get_block_by_number(_block, _tx_detail \\ false),
do: {:ok, %{"number" => "0x1", "baseFeePerGas" => "0x10"}}

@impl ChainClient
def eth_get_code(_address, _block \\ "latest", _opts \\ []),
do: {:ok, "0x60806040523661000b57005b600080357fffffffff"}
end
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