From 0d1c41557d54029ef2d49862d9a6a441cdd4ddec Mon Sep 17 00:00:00 2001
From: pbattu123
Date: Tue, 22 Oct 2019 10:39:45 -0300
Subject: [PATCH] changes to allow user to vote in each sub-period
---
libraries/app/database_api.cpp | 2 +
.../app/include/graphene/app/database_api.hpp | 5 ++-
libraries/chain/account_evaluator.cpp | 4 +-
libraries/chain/db_maint.cpp | 38 +++++++++++++++----
.../chain/include/graphene/chain/database.hpp | 1 +
libraries/wallet/wallet.cpp | 9 ++++-
6 files changed, 47 insertions(+), 12 deletions(-)
diff --git a/libraries/app/database_api.cpp b/libraries/app/database_api.cpp
index e3e82790..e27da19b 100644
--- a/libraries/app/database_api.cpp
+++ b/libraries/app/database_api.cpp
@@ -2039,6 +2039,8 @@ graphene::app::gpos_info database_api_impl::get_gpos_info(const account_id_type
{
gpos_info result;
result.vesting_factor = _db.calculate_vesting_factor(account(_db));
+ result.current_subperiod = _db.get_gpos_current_subperiod();
+ result.last_voted_time = account(_db).statistics(_db).last_vote_time;
const auto& dividend_data = asset_id_type()(_db).dividend_data(_db);
const account_object& dividend_distribution_account = dividend_data.dividend_distribution_account(_db);
diff --git a/libraries/app/include/graphene/app/database_api.hpp b/libraries/app/include/graphene/app/database_api.hpp
index 3fac4b5f..7d9ffde8 100644
--- a/libraries/app/include/graphene/app/database_api.hpp
+++ b/libraries/app/include/graphene/app/database_api.hpp
@@ -118,6 +118,9 @@ struct gpos_info {
double vesting_factor;
asset award;
share_type total_amount;
+ uint32_t current_subperiod;
+ fc::time_point_sec last_voted_time;
+
};
/**
@@ -672,7 +675,7 @@ FC_REFLECT( graphene::app::order_book, (base)(quote)(bids)(asks) );
FC_REFLECT( graphene::app::market_ticker, (base)(quote)(latest)(lowest_ask)(highest_bid)(percent_change)(base_volume)(quote_volume) );
FC_REFLECT( graphene::app::market_volume, (base)(quote)(base_volume)(quote_volume) );
FC_REFLECT( graphene::app::market_trade, (date)(price)(amount)(value) );
-FC_REFLECT( graphene::app::gpos_info, (vesting_factor)(award)(total_amount) );
+FC_REFLECT( graphene::app::gpos_info, (vesting_factor)(award)(total_amount)(current_subperiod)(last_voted_time) );
FC_API(graphene::app::database_api,
diff --git a/libraries/chain/account_evaluator.cpp b/libraries/chain/account_evaluator.cpp
index 2d117f52..b29c169c 100644
--- a/libraries/chain/account_evaluator.cpp
+++ b/libraries/chain/account_evaluator.cpp
@@ -284,8 +284,8 @@ void_result account_update_evaluator::do_apply( const account_update_operation&
{
d.modify( acnt->statistics( d ), [&]( account_statistics_object& aso )
{
- if((o.new_options->votes != acnt->options.votes ||
- o.new_options->voting_account != acnt->options.voting_account))
+ //if((o.new_options->votes != acnt->options.votes ||
+ // o.new_options->voting_account != acnt->options.voting_account))
aso.last_vote_time = d.head_block_time();
} );
}
diff --git a/libraries/chain/db_maint.cpp b/libraries/chain/db_maint.cpp
index 81fce8f9..ade8c160 100644
--- a/libraries/chain/db_maint.cpp
+++ b/libraries/chain/db_maint.cpp
@@ -725,13 +725,8 @@ void deprecate_annual_members( database& db )
return;
}
-double database::calculate_vesting_factor(const account_object& stake_account)
+uint32_t database::get_gpos_current_subperiod()
{
- // get last time voted form stats
- const auto &stats = stake_account.statistics(*this);
- fc::time_point_sec last_date_voted = stats.last_vote_time;
-
- // get global data related to gpos
const auto &gpo = this->get_global_properties();
const auto vesting_period = gpo.parameters.gpos_period();
const auto vesting_subperiod = gpo.parameters.gpos_subperiod();
@@ -741,7 +736,6 @@ double database::calculate_vesting_factor(const account_object& stake_account)
const fc::time_point_sec period_end = period_start + vesting_period;
const auto number_of_subperiods = vesting_period / vesting_subperiod;
const auto now = this->head_block_time();
- double vesting_factor;
auto seconds_since_period_start = now.sec_since_epoch() - period_start.sec_since_epoch();
FC_ASSERT(period_start <= now && now <= period_end);
@@ -757,6 +751,28 @@ double database::calculate_vesting_factor(const account_object& stake_account)
current_subperiod = period;
});
+ return current_subperiod;
+}
+
+double database::calculate_vesting_factor(const account_object& stake_account)
+{
+ // get last time voted form stats
+ const auto &stats = stake_account.statistics(*this);
+ fc::time_point_sec last_date_voted = stats.last_vote_time;
+
+ // get global data related to gpos
+ const auto &gpo = this->get_global_properties();
+ const auto vesting_period = gpo.parameters.gpos_period();
+ const auto vesting_subperiod = gpo.parameters.gpos_subperiod();
+ const auto period_start = fc::time_point_sec(gpo.parameters.gpos_period_start());
+
+ // variables needed
+ const auto number_of_subperiods = vesting_period / vesting_subperiod;
+ double vesting_factor;
+
+ // get in what sub period we are
+ uint32_t current_subperiod = get_gpos_current_subperiod();
+
if(current_subperiod == 0 || current_subperiod > number_of_subperiods) return 0;
if(last_date_voted < period_start) return 0;
@@ -1389,7 +1405,7 @@ void database::perform_chain_maintenance(const signed_block& next_block, const g
rolling_period_start(*this);
process_dividend_assets(*this);
-
+
struct vote_tally_helper {
database& d;
const global_property_object& props;
@@ -1558,6 +1574,12 @@ void database::perform_chain_maintenance(const signed_block& next_block, const g
p.pending_parameters->extensions.value.permitted_betting_odds_increments = p.parameters.extensions.value.permitted_betting_odds_increments;
if( !p.pending_parameters->extensions.value.live_betting_delay_time.valid() )
p.pending_parameters->extensions.value.live_betting_delay_time = p.parameters.extensions.value.live_betting_delay_time;
+ if( !p.pending_parameters->extensions.value.gpos_period.valid() )
+ p.pending_parameters->extensions.value.gpos_period = p.parameters.extensions.value.gpos_period;
+ if( !p.pending_parameters->extensions.value.gpos_subperiod.valid() )
+ p.pending_parameters->extensions.value.gpos_subperiod = p.parameters.extensions.value.gpos_subperiod;
+ if( !p.pending_parameters->extensions.value.gpos_vesting_lockin_period.valid() )
+ p.pending_parameters->extensions.value.gpos_vesting_lockin_period = p.parameters.extensions.value.gpos_vesting_lockin_period;
p.parameters = std::move(*p.pending_parameters);
p.pending_parameters.reset();
}
diff --git a/libraries/chain/include/graphene/chain/database.hpp b/libraries/chain/include/graphene/chain/database.hpp
index 179fb2df..a181fe58 100644
--- a/libraries/chain/include/graphene/chain/database.hpp
+++ b/libraries/chain/include/graphene/chain/database.hpp
@@ -500,6 +500,7 @@ namespace graphene { namespace chain {
void update_worker_votes();
public:
double calculate_vesting_factor(const account_object& stake_account);
+ uint32_t get_gpos_current_subperiod();
template
diff --git a/libraries/wallet/wallet.cpp b/libraries/wallet/wallet.cpp
index b6aa2cbf..5b867c47 100644
--- a/libraries/wallet/wallet.cpp
+++ b/libraries/wallet/wallet.cpp
@@ -2125,13 +2125,20 @@ public:
account_object voting_account_object = get_account(voting_account);
account_id_type witness_owner_account_id = get_account_id(witness);
+
fc::optional witness_obj = _remote_db->get_witness_by_account(witness_owner_account_id);
if (!witness_obj)
FC_THROW("Account ${witness} is not registered as a witness", ("witness", witness));
if (approve)
{
+ account_id_type stake_account = get_account_id(voting_account);
+ const auto gpos_info = _remote_db->get_gpos_info(stake_account);
+ const auto vesting_subperiod = _remote_db->get_global_properties().parameters.gpos_subperiod();
+ const auto gpos_start_time = fc::time_point_sec(_remote_db->get_global_properties().parameters.gpos_period_start());
+ const auto subperiod_start_time = gpos_start_time.sec_since_epoch() + (gpos_info.current_subperiod - 1) * vesting_subperiod;
+
auto insert_result = voting_account_object.options.votes.insert(witness_obj->vote_id);
- if (!insert_result.second)
+ if (!insert_result.second && (gpos_info.last_voted_time.sec_since_epoch() >= subperiod_start_time))
FC_THROW("Account ${account} was already voting for witness ${witness}", ("account", voting_account)("witness", witness));
}
else