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feat: expose names locked/burned fees on stats (#822)
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116 changes: 116 additions & 0 deletions
116
priv/migrations/20220803120000_add_name_fees_to_stats.ex
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| defmodule AeMdw.Migrations.AddNameFeesToStats do | ||
| @moduledoc """ | ||
| Add auctions_burned and auctions_locked attribute to delta and total stats. | ||
| """ | ||
|
|
||
| alias AeMdw.Collection | ||
| alias AeMdw.Db.Model | ||
| alias AeMdw.Db.State | ||
| alias AeMdw.Db.WriteMutation | ||
| alias AeMdw.Util | ||
|
|
||
| require Model | ||
|
|
||
| @spec run(boolean()) :: {:ok, {non_neg_integer(), non_neg_integer()}} | ||
| def run(_from_start?) do | ||
| begin = DateTime.utc_now() | ||
| state = State.new() | ||
|
|
||
| {mutations, _last_burned_locked} = | ||
| state | ||
| |> Collection.stream(Model.DeltaStat, nil) | ||
| |> Stream.map(fn height -> | ||
| {State.fetch!(state, Model.DeltaStat, height), | ||
| State.fetch!(state, Model.TotalStat, height + 1)} | ||
| end) | ||
| |> Enum.flat_map_reduce({0, 0}, fn {old_delta_stat, old_total_stat}, | ||
| {prev_burned, prev_locked} -> | ||
| delta_stat = Model.delta_stat(index: height) = transform_delta_stat(old_delta_stat) | ||
| total_stat = transform_total_stat(old_total_stat) | ||
|
|
||
| delta_burned = height_int_amount(state, height, :lock_name) | ||
| delta_spend = height_int_amount(state, height, :spend_name) | ||
| delta_refund = height_int_amount(state, height, :refund_name) | ||
| delta_locked = delta_spend - delta_refund | ||
| new_total_burned = prev_burned + delta_burned | ||
| new_total_locked = prev_locked + delta_locked | ||
|
|
||
| new_delta_stat = | ||
| Model.delta_stat(delta_stat, | ||
| burned_in_auctions: delta_burned, | ||
| locked_in_auctions: delta_locked | ||
| ) | ||
|
|
||
| new_total_stat = | ||
| Model.total_stat(total_stat, | ||
| burned_in_auctions: new_total_burned, | ||
| locked_in_auctions: new_total_locked | ||
| ) | ||
|
|
||
| { | ||
| [ | ||
| WriteMutation.new(Model.DeltaStat, new_delta_stat), | ||
| WriteMutation.new(Model.TotalStat, new_total_stat) | ||
| ], | ||
| {new_total_burned, new_total_locked} | ||
| } | ||
| end) | ||
|
|
||
| State.commit(state, mutations) | ||
|
|
||
| duration = DateTime.diff(DateTime.utc_now(), begin) | ||
|
|
||
| {:ok, {div(length(mutations), 2), duration}} | ||
| end | ||
|
|
||
| defp transform_delta_stat( | ||
| {:delta_stat, height, auctions_started, names_activated, names_expired, names_revoked, | ||
| oracles_registered, oracles_expired, contracts_created, block_reward, dev_reward} | ||
| ) do | ||
| Model.delta_stat( | ||
| index: height, | ||
| auctions_started: auctions_started, | ||
| names_activated: names_activated, | ||
| names_expired: names_expired, | ||
| names_revoked: names_revoked, | ||
| oracles_registered: oracles_registered, | ||
| oracles_expired: oracles_expired, | ||
| contracts_created: contracts_created, | ||
| block_reward: block_reward, | ||
| dev_reward: dev_reward | ||
| ) | ||
| end | ||
|
|
||
| defp transform_total_stat( | ||
| {:total_stat, height, block_reward, dev_reward, total_supply, active_auctions, | ||
| active_names, inactive_names, active_oracles, inactive_oracles, contracts} | ||
| ) do | ||
| Model.total_stat( | ||
| index: height, | ||
| block_reward: block_reward, | ||
| dev_reward: dev_reward, | ||
| total_supply: total_supply, | ||
| active_auctions: active_auctions, | ||
| active_names: active_names, | ||
| inactive_names: inactive_names, | ||
| active_oracles: active_oracles, | ||
| inactive_oracles: inactive_oracles, | ||
| contracts: contracts | ||
| ) | ||
| end | ||
|
|
||
| defp height_int_amount(state, height, kind) do | ||
| kind_str = "fee_#{kind}" | ||
|
|
||
| state | ||
| |> Collection.stream(Model.KindIntTransferTx, {kind_str, {height, -1}, Util.min_bin(), nil}) | ||
| |> Stream.take_while(&match?({^kind_str, {^height, _mbi}, _address, _ref_txi}, &1)) | ||
| |> Stream.map(fn {kind_str, block_index, address, ref_txi} -> | ||
| {block_index, kind_str, address, ref_txi} | ||
| end) | ||
| |> Stream.map(&State.fetch!(state, Model.IntTransferTx, &1)) | ||
| |> Enum.reduce(0, fn Model.int_transfer_tx(amount: amount), amount_acc -> | ||
| amount_acc + amount | ||
| end) | ||
| end | ||
| end |
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