;; ;; Errors ;; int error::invalid_address() asm "70 PUSHINT"; int error::invalid_message() asm "72 PUSHINT"; int error::access_denied() asm "73 PUSHINT"; int error::internal_error() asm "74 PUSHINT"; int error::already_deployed() asm "75 PUSHINT"; int error::too_low_value() asm "76 PUSHINT"; int error::invalid_stake_value() asm "77 PUSHINT"; int error::unknown_text_command() asm "78 PUSHINT"; ;; ;; Members ;; int op::stake_deposit() asm "2077040623 PUSHINT"; int op::stake_deposit::response() asm "3326208306 PUSHINT"; int op::stake_withdraw() asm "3665837821 PUSHINT"; int op::stake_withdraw::delayed() asm "1958425639 PUSHINT"; int op::stake_withdraw::response() asm "601104865 PUSHINT"; int op::donate() asm "1203495973 PUSHINT"; int op::donate::response() asm "3095625004 PUSHINT"; ;; ;; Owner ;; int op::upgrade() asm "3690657815 PUSHINT"; int op::upgrade::response() asm "1395540087 PUSHINT"; int op::update() asm "37541164 PUSHINT"; int op::update::response() asm "839996522 PUSHINT"; int op::change_address() asm "2431318753 PUSHINT"; ;; ;; Controller ;; int op::stake_send() asm "2718326572 PUSHINT"; int op::accept_stakes() asm "2577928699 PUSHINT"; int op::accept_withdraws() asm "2711607604 PUSHINT"; int op::stake_recover() asm "1699565966 PUSHINT"; int op::withdraw_unowned() asm "622684824 PUSHINT"; int op::withdraw_unowned::response() asm "488052159 PUSHINT"; int op::force_kick() asm "1396625244 PUSHINT"; int op::force_kick::notification() asm "2060499266 PUSHINT"; int op::stake_lock_finalize() asm "362189324 PUSHINT"; ;; ;; Elector ;; int elector::refund::request() asm "0x47657424 PUSHINT"; int elector::refund::response() asm "0xf96f7324 PUSHINT"; int elector::stake::request() asm "0x4e73744b PUSHINT"; int elector::stake::response() asm "0xf374484c PUSHINT"; int elector::stake::response::fail() asm "0xee6f454c PUSHINT"; ;; ;; Send Mode ;; int send_mode::default() asm "0 PUSHINT"; int send_mode::separate_gas() asm "1 PUSHINT"; int send_mode::ignore_errors() asm "2 PUSHINT"; int send_mode::carry_remaining_balance() asm "128 PUSHINT"; int send_mode::carry_remaining_value() asm "64 PUSHINT"; int send_mode::destroy_if_zero() asm "64 PUSHINT"; ;; ;; Coins ;; int coins::1() asm "1000000000 PUSHINT"; int coins::100() asm "100000000000 PUSHINT"; ;; ;; Fees ;; int fees::storage_reserve() asm "1000000000 PUSHINT"; ;; 1 TON int fees::receipt() asm "100000000 PUSHINT"; ;; 0.1 TON int fees::op() asm "100000000 PUSHINT"; ;; 0.1 TON int fees::deploy() asm "5000000000 PUSHINT"; ;; 5 TON int fees::stake_fees() asm "2000000000 PUSHINT"; ;; 2 TON ;; ;; Parameters ;; int params::min_op() asm "100000000 PUSHINT"; ;; 0.1 TON int params::min_stake() asm "1000000000 PUSHINT"; ;; 1 TON int params::min_fee() asm "1000000000 PUSHINT"; ;; 1 TON int params::pending_op() asm "5000000000 PUSHINT"; ;; 5 TON int params::ppc_precision() asm "10000000000000 PUSHINT"; ;; 10^13 int params::stake_held_safety() asm "300 PUSHINT"; ;; 5 Minutes int params::max_stake_at_delta() asm "259200 PUSHINT"; ;; 72 hours = 72 * 60 * 60 ;; ;; Members ;; int owner_id() asm "0 PUSHINT"; ;; ;; Basic workchain addresses ;; int parse_work_addr(slice cs) { (int sender_wc, slice sender_addr) = parse_var_addr(cs); throw_unless(error::invalid_address(), 0 == sender_wc); return sender_addr~load_uint(256); } (slice) serialize_work_addr(int addr) { return (begin_cell() .store_uint(2, 2) ;; Is std address .store_uint(0, 1) ;; Non-unicast .store_uint(0, 8) ;; Basic workchain .store_uint(addr, 256) ;; Address hash ).end_cell().begin_parse(); } ;; ;; Custom Commands ;; (int) equal_slices (slice s1, slice s2) asm "SDEQ"; builder store_builder(builder to, builder what) asm(what to) "STB"; builder store_builder_ref(builder to, builder what) asm(what to) "STBREFR"; (slice, cell) load_maybe_cell(slice s) asm( -> 1 0) "LDDICT"; (int) mod (int x, int y) asm "MOD"; builder store_coins(builder b, int x) asm "STGRAMS"; (slice, int) load_coins(slice s) asm( -> 1 0) "LDGRAMS"; ;; ;; Events ;; () send_std_message( slice to_addr, int value, int mode, int op, int query_id, builder content ) impure { var body = begin_cell() .store_uint(op, 32) .store_uint(query_id, 64) .store_builder(content) .end_cell(); var msg = begin_cell() .store_uint(0x10, 6) .store_slice(to_addr) .store_coins(value) .store_uint(1, 1 + 4 + 4 + 64 + 32 + 1 + 1) .store_ref(body) .end_cell(); send_raw_message(msg, mode); } () send_empty_std_message( slice to_addr, int value, int mode, int op, int query_id ) impure { var body = begin_cell() .store_uint(op, 32) .store_uint(query_id, 64) .end_cell(); var msg = begin_cell() .store_uint(0x10, 6) .store_slice(to_addr) .store_coins(value) .store_uint(1, 1 + 4 + 4 + 64 + 32 + 1 + 1) .store_ref(body) .end_cell(); send_raw_message(msg, mode); } () send_text_message( slice to_addr, int value, int mode, builder content ) impure { var body = begin_cell() .store_uint(0, 32) .store_builder(content) .end_cell(); var msg = begin_cell() .store_uint(0x10, 6) .store_slice(to_addr) .store_coins(value) .store_uint(1, 1 + 4 + 4 + 64 + 32 + 1 + 1) .store_ref(body) .end_cell(); send_raw_message(msg, mode); } ;; ;; Generate ;; (int) new_query_id() inline { return now() + mod(cur_lt(), 4294967296); } ;; ;; Text Utils ;; (int, int) encode_number_to_text(int number) { int len = 0; int value = 0; int mult = 1; do { (number, int res) = number.divmod(10); value = value + (res + 48) * mult; mult = mult * 256; len = len + 1; } until (number == 0); return (len, value); } builder store_coins_string(builder msg, int amount) { (int ceil, int res) = divmod(amount, 1000000000); (int cl, int cv) = encode_number_to_text(ceil); msg = msg.store_uint(cv, cl * 8 ); msg = msg.store_uint(46, 8); ;; "." (int rl, int rv) = encode_number_to_text(res); ;; repeat( 9 - rl ) { ;; msg = msg.store_uint(48, 8); ;; " " ;; } return msg.store_uint(rv, rl * 8); } ;; 'Stake' builder store_text_stake(builder b) inline { return b.store_uint(358434827109, 40); } ;; ' ' builder store_text_space(builder b) inline { return b.store_uint(32, 8); } ;; 'accepted' builder store_text_accepted(builder b) inline { return b.store_uint(7017561931702887780, 64); } ;; Stake 123.333 accepted builder store_accepted_stake(builder b, int amount) inline { return b.store_text_stake() .store_text_space() .store_coins_string(amount) .store_text_space() .store_text_accepted(); } ;; 'Withdraw completed' builder store_withdraw_completed(builder b) inline { return b.store_uint(7614653257073527469736132165096662684165476, 144); } ;; 'Withdraw requested. Please, retry the command when your balance is ready.' builder store_withdraw_delayed(builder b) inline { return b .store_uint(1949351233810823032252520485584178069312463918, 152) ;; 'Withdraw requested.' .store_text_space() .store_uint(555062058613674355757418046597367430905687018487295295368960255172568430, 240) ;; 'Please, retry the command when' .store_text_space() .store_uint(45434371896731988359547695118970428857702208118225198, 176); ;; 'your balance is ready.' } ;; Parser of text commands (slice, (int)) ~parse_text_command(slice in_msg) { int op = 0; ;; 3 possible commands deposit, recover, withdraw int first_char = in_msg~load_uint(8); ;; Deposit if( first_char == 68 ) { ;; D throw_unless(error::unknown_text_command(), in_msg~load_uint(48) == 111533580577140); ;; eposit in_msg.end_parse(); op = op::stake_deposit(); } ;; Withdraw if( first_char == 87 ) { ;; W throw_unless(error::unknown_text_command(), in_msg~load_uint(56) == 29682864265257335); ;; ithdraw in_msg.end_parse(); op = op::stake_withdraw(); } ;; Recover if( first_char == 82 ) { ;; R throw_unless(error::unknown_text_command(), in_msg~load_uint(48) == 111477746197874); ;; ecover in_msg.end_parse(); op = op::stake_recover(); } ;; Unowned if( first_char == 85 ) { ;; U throw_unless(error::unknown_text_command(), in_msg~load_uint(48) == 121425024148836); ;; nowned in_msg.end_parse(); op = op::withdraw_unowned(); } ;; Airdrop if (first_char == 65) { ;; A throw_unless(error::unknown_text_command(), in_msg~load_uint(48) == 115940032409456); ;; irdrop in_msg.end_parse(); op = op::donate(); } return (in_msg, (op)); } (int, int) get_stake_parameters() { var cs = config_param(15).begin_parse(); int electedFor = cs~load_uint(32); cs~skip_bits(64); int stakeHeldFor = cs~load_uint(32); return (electedFor, stakeHeldFor); } (int, int) get_previous_cycle() { var cs = config_param(32).begin_parse(); cs~skip_bits(8); ;; Header int timeSince = cs~load_uint(32); int timeUntil = cs~load_uint(32); return (timeSince, timeUntil); } (int, int) get_current_cycle() { var cs = config_param(34).begin_parse(); cs~skip_bits(8); ;; Header int timeSince = cs~load_uint(32); int timeUntil = cs~load_uint(32); return (timeSince, timeUntil); } int is_valid_stake_at(int stake_at) { ;; Check current cycle var (timeSince, timeUntil) = get_current_cycle(); if (stake_at < timeUntil) { return false; } if (stake_at <= now()) { return false; } if (stake_at - now() > params::max_stake_at_delta()) { return false; } return true; } int lockup_finalized_time(int stake_at, int stake_until, int stake_held_for) { if (stake_held_for == 0) { return stake_until; ;; Legacy } else { ;; Find previous cycle var (timeSince, timeUntil) = get_previous_cycle(); if (stake_at <= timeSince) { return max(timeUntil + stake_held_for, stake_until); } else { return -1; } } } int lockup_lift_time(int stake_at, int stake_until, int stake_held_for) { ;; Calculate stake_held_for int stake_lock_duration = stake_until - stake_at; ;; Resolve previous cycle parameters var (timeSince, timeUntil) = get_previous_cycle(); ;; If previous cycle looks as a valid one if (stake_at <= timeSince) { if (stake_held_for > 0) { return timeUntil + stake_held_for + params::stake_held_safety(); } else { return timeSince + stake_lock_duration + params::stake_held_safety(); ;; Legacy } } ;; Check current cycle var (timeSince, timeUntil) = get_current_cycle(); ;; If current cycle could be the one we joined validation if (stake_at <= timeSince) { if (stake_held_for > 0) { return timeUntil + stake_held_for + params::stake_held_safety(); } else { return timeSince + stake_lock_duration + params::stake_held_safety(); ;; Legacy } } return stake_until + params::stake_held_safety(); } global int ctx_query_id; global int ctx_locked; global slice ctx_owner; global slice ctx_controller; global slice ctx_proxy; global cell ctx_proxy_state; global int ctx_profit_per_coin; global int ctx_balance; global int ctx_balance_sent; global int ctx_balance_withdraw; global int ctx_balance_pending_withdraw; global int ctx_balance_pending_deposits; global cell ctx_nominators; ;; var (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) = ctx_extras; global (int, int, int, int, int, int, int) ctx_extras; () load_base_data() impure { var ds = get_data().begin_parse(); ctx_locked = ds~load_int(1); ctx_owner = ds~load_msg_addr(); ctx_controller = ds~load_msg_addr(); ctx_proxy = ds~load_msg_addr(); cell balance_cell = ds~load_ref(); ctx_nominators = ds~load_dict(); ctx_proxy_state = ds~load_ref(); cell extras_cell = null(); if (ds.slice_refs() > 0) { extras_cell = ds~load_ref(); } ds.end_parse(); var bs = balance_cell.begin_parse(); ctx_profit_per_coin = bs~load_int(128); ctx_balance = bs~load_coins(); ctx_balance_sent = bs~load_coins(); ctx_balance_withdraw = bs~load_coins(); ctx_balance_pending_withdraw = bs~load_coins(); ctx_balance_pending_deposits = bs~load_coins(); bs.end_parse(); ;; Parsing extras (enabled, upgrades_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) ctx_extras = ( true, ;; Enabled true, ;; Upgrades enabled params::min_stake(), ;; Min Stake fees::op(), ;; Deposit fee fees::op(), ;; Withdraw fee 10 * 100, ;; Pool fee (%), fees::receipt() ); if (~ extras_cell.null?()) { var ec = extras_cell.begin_parse(); var enabled = ec~load_int(1); var udpates_enabled = ec~load_int(1); var min_stake = ec~load_coins(); var deposit_fee = ec~load_coins(); var withdraw_fee = ec~load_coins(); var pool_fee = ec~load_coins(); var receipt_price = ec~load_coins(); ctx_extras = (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price); ec.end_parse(); } } () store_base_data() impure { var (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) = ctx_extras; set_data(begin_cell() .store_int(ctx_locked, 1) .store_slice(ctx_owner) .store_slice(ctx_controller) .store_slice(ctx_proxy) .store_ref(begin_cell() .store_int(ctx_profit_per_coin, 128) .store_coins(ctx_balance) .store_coins(ctx_balance_sent) .store_coins(ctx_balance_withdraw) .store_coins(ctx_balance_pending_withdraw) .store_coins(ctx_balance_pending_deposits) .end_cell()) .store_dict(ctx_nominators) .store_ref(ctx_proxy_state) .store_ref(begin_cell() .store_int(enabled, 1) .store_int(udpates_enabled, 1) .store_coins(min_stake) .store_coins(deposit_fee) .store_coins(withdraw_fee) .store_coins(pool_fee) .store_coins(receipt_price) .end_cell()) .end_cell()); commit(); } global int proxy_stake_at; global int proxy_stake_until; global int proxy_stake_sent; global int proxy_stake_held_for; global int proxy_stake_lock_final; global int proxy_stored_query_id; global int proxy_stored_query_op; global int proxy_stored_query_stake; () load_validator_data() impure { var cs = ctx_proxy_state.begin_parse(); proxy_stake_at = cs~load_uint(32); proxy_stake_until = cs~load_uint(32); proxy_stake_sent = cs~load_coins(); proxy_stored_query_id = cs~load_uint(64); proxy_stored_query_op = cs~load_uint(32); proxy_stored_query_stake = cs~load_coins(); proxy_stake_held_for = 0; proxy_stake_lock_final = 0; if (cs.slice_bits() >= 32) { proxy_stake_held_for = cs~load_uint(32); if (cs.slice_bits() >= 1) { proxy_stake_lock_final = cs~load_int(1); } } cs.end_parse(); } () store_validator_data() impure { ctx_proxy_state = begin_cell() .store_uint(proxy_stake_at, 32) .store_uint(proxy_stake_until, 32) .store_coins(proxy_stake_sent) .store_uint(proxy_stored_query_id, 64) .store_uint(proxy_stored_query_op, 32) .store_coins(proxy_stored_query_stake) .store_uint(proxy_stake_held_for, 32) .store_int(proxy_stake_lock_final, 1) .end_cell(); } ;; ;; Members ;; global int ctx_member; global int ctx_member_balance; global int ctx_member_pending_withdraw; global int ctx_member_pending_withdraw_all; global int ctx_member_pending_deposit; global int ctx_member_withdraw; global int ctx_member_profit_per_coin; global int ctx_member_exist; slice load_member_slice(slice cs) impure { ctx_member_profit_per_coin = cs~load_int(128); ctx_member_balance = cs~load_coins(); ctx_member_pending_withdraw = cs~load_coins(); ctx_member_pending_withdraw_all = cs~load_int(1); ctx_member_pending_deposit = cs~load_coins(); ctx_member_withdraw = cs~load_coins(); ctx_member_exist = true; return cs; } () load_member(int member) impure { var (cs, found) = ctx_nominators.udict_get?(256, member); ctx_member = member; if (found) { cs = load_member_slice(cs); cs.end_parse(); ctx_member_exist = true; } else { ctx_member_balance = 0; ctx_member_pending_withdraw = 0; ctx_member_pending_withdraw_all = false; ctx_member_pending_deposit = 0; ctx_member_profit_per_coin = 0; ctx_member_withdraw = 0; ctx_member_exist = false; } } () store_member() impure { var shouldExist = (ctx_member_balance > 0) | (ctx_member_pending_deposit > 0) | (ctx_member_withdraw > 0); if ((~ shouldExist) & ctx_member_exist) { ;; Compiler crashes when single lined var (changed, _) = udict_delete?(ctx_nominators, 256, ctx_member); ctx_nominators = changed; } elseif (shouldExist) { var data = begin_cell() .store_int(ctx_member_profit_per_coin, 128) .store_coins(ctx_member_balance) .store_coins(ctx_member_pending_withdraw) .store_int(ctx_member_pending_withdraw_all, 1) .store_coins(ctx_member_pending_deposit) .store_coins(ctx_member_withdraw); ;; Compiler crashes when single lined var changed = udict_set_builder(ctx_nominators, 256, ctx_member, data); ctx_nominators = changed; } } ;; ;; Low level operations ;; () add_member_pending_withdraw(int delta) impure inline { ctx_balance_pending_withdraw = ctx_balance_pending_withdraw + delta; ctx_member_pending_withdraw = ctx_member_pending_withdraw + delta; } () set_member_pending_withdraw(int value) impure inline { add_member_pending_withdraw(value - ctx_member_pending_withdraw); } () add_member_pending_deposit(int delta) impure inline { ctx_member_pending_deposit = ctx_member_pending_deposit + delta; ctx_balance_pending_deposits = ctx_balance_pending_deposits + delta; } () set_member_pending_deposit(int value) impure inline { add_member_pending_deposit(value - ctx_member_pending_deposit); } int compose_profit(int a, int b) { ;; (a + 1) * (b + 1) - 1 return (((a + params::ppc_precision()) * (b + params::ppc_precision())) / params::ppc_precision()) - params::ppc_precision(); ;; NOTE: Rounded down } int apply_profit(int value, int value_profit, int profit) { return ((params::ppc_precision() + profit) * value) / (params::ppc_precision() + value_profit); ;; NOTE: Rounded down } ;; ;; Deposit ;; () member_update_balance() impure { ;; Update profit (for non-owner) if (ctx_member != owner_id()) { if (ctx_profit_per_coin != ctx_member_profit_per_coin) { int new_balance = apply_profit(ctx_member_balance, ctx_member_profit_per_coin, ctx_profit_per_coin); int delta_balance = new_balance - ctx_member_balance; ctx_member_balance = ctx_member_balance + delta_balance; ctx_member_profit_per_coin = ctx_profit_per_coin; } } ;; Update pending withdraw if (ctx_member_pending_withdraw_all) { if (ctx_member_pending_withdraw != ctx_member_balance) { set_member_pending_withdraw(ctx_member_balance); } } else { if (ctx_member_pending_withdraw > ctx_member_balance) { set_member_pending_withdraw(ctx_member_balance); } } } () member_reset_pending_withdraw() impure { set_member_pending_withdraw(0); ctx_member_pending_withdraw_all = false; } () member_stake_deposit(int value) impure { throw_unless(error::invalid_stake_value(), value > 0); ;; Update balances member_update_balance(); ;; Reset pending withdrawal member_reset_pending_withdraw(); ;; Add deposit to pending ;; NOTE: We are not adding directly deposit to member's balance ;; and we are always confirming acception of deposit to a pool ;; via sending accept message. This could be done on- and off-chain. ;; This could be useful to make private nominator pools or black lists. ;; Anyone always could withdraw their deposits though. add_member_pending_deposit(value); } () member_accept_stake() impure { ;; Checks if there are pending deposits throw_unless(error::invalid_message(), ctx_member_pending_deposit > 0); ;; Check if not locked throw_if(error::invalid_message(), ctx_locked); ;; Recalculate balance member_update_balance(); ;; Move deposit to member's balance var amount = ctx_member_pending_deposit; set_member_pending_deposit(0); ctx_member_balance = ctx_member_balance + amount; ctx_balance = ctx_balance + amount; } ;; ;; Withdraw ;; (int, int) member_stake_withdraw(int value) impure { ;; Check input throw_unless(error::invalid_stake_value(), value >= 0); ;; Update balances member_update_balance(); ;; Reset pending withdrawal: would be overwritten later member_reset_pending_withdraw(); ;; Pre-flight withdraw check throw_unless(error::invalid_stake_value(), value >= 0); throw_unless(error::invalid_stake_value(), ctx_member_balance + ctx_member_withdraw + ctx_member_pending_deposit >= value); ;; Check withdraw all var withdraw_all = false; if (value == 0) { withdraw_all = true; value = ctx_member_pending_deposit + ctx_member_balance + ctx_member_withdraw; } ;; Trying to withdraw immediatelly var remaining = value; var withdrawed = 0; ;; Try to withdraw from pending deposit if ((remaining > 0) & (ctx_member_pending_deposit >= 0)) { int delta = min(ctx_member_pending_deposit, remaining); add_member_pending_deposit(- delta); withdrawed = withdrawed + delta; remaining = remaining - delta; } ;; Try to withdraw from withdraw balance if ((remaining > 0) & ctx_member_withdraw > 0) { int delta = min(ctx_member_withdraw, remaining); ctx_member_withdraw = ctx_member_withdraw - delta; ctx_balance_withdraw = ctx_balance_withdraw - delta; withdrawed = withdrawed + delta; remaining = remaining - delta; } ;; Try to withdraw from balance if ((remaining > 0) & (~ ctx_locked) & (ctx_member_balance > 0)) { int delta = min(ctx_member_balance, remaining); ctx_member_balance = ctx_member_balance - delta; ctx_balance = ctx_balance - delta; withdrawed = withdrawed + delta; remaining = remaining - delta; } ;; Add to pending withdrawals if (remaining > 0) { add_member_pending_withdraw(remaining); ctx_member_pending_withdraw_all = withdraw_all; } ;; Return withdraw result return (withdrawed, remaining == 0); } () member_accept_withdraw() impure { ;; Checks if there are pending withdrawals throw_unless(error::invalid_message(), ctx_member_pending_withdraw > 0); ;; Check if not locked throw_if(error::invalid_message(), ctx_locked); ;; Recalculate balance member_update_balance(); ;; Move deposit to member's balance var amount = ctx_member_pending_withdraw; ctx_member_balance = ctx_member_balance - amount; ctx_member_withdraw = ctx_member_withdraw + amount; ctx_balance = ctx_balance - amount; ctx_balance_withdraw = ctx_balance_withdraw + amount; ctx_balance_pending_withdraw = ctx_balance_pending_withdraw - amount; ctx_member_pending_withdraw = 0; ctx_member_pending_withdraw_all = false; } () distribute_profit(int profit) impure { ;; Load extras var (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) = ctx_extras; ;; Load owner balances load_member(0); ;; Loss if (profit < 0) { ;; Stakes var owner_stake = ctx_member_balance; var nominators_stake = ctx_balance - owner_stake; ;; Distribute loss to everyone var cycleProfitPerCoin = profit * params::ppc_precision() / ctx_balance; var nominators_profit = (nominators_stake * cycleProfitPerCoin) / params::ppc_precision(); var owner_profit = profit - nominators_profit; ;; Update balances ctx_balance = ctx_balance + profit; ctx_member_balance = ctx_member_balance + owner_profit; ctx_profit_per_coin = compose_profit(ctx_profit_per_coin, cycleProfitPerCoin); ;; Persist store_member(); return (); } ;; Profit if (profit > 0) { ;; Stakes var owner_stake = ctx_member_balance; var nominators_stake = ctx_balance - owner_stake; ;; Distribute profit var cycleProfitPerCoin = profit * params::ppc_precision() * (100 * 100 - pool_fee) / (ctx_balance * 100 * 100); var nominators_profit = (nominators_stake * cycleProfitPerCoin) / params::ppc_precision(); var owner_profit = profit - nominators_profit; ;; Update balances ctx_balance = ctx_balance + profit; ctx_member_balance = ctx_member_balance + owner_profit; ctx_profit_per_coin = compose_profit(ctx_profit_per_coin, cycleProfitPerCoin); ;; Persist store_member(); return (); } } ;; ;; Validator ;; () on_locked() impure { if (~ ctx_locked) { ;; Allow locking only on no pending withdrawals throw_unless(error::invalid_message(), ctx_balance_pending_withdraw == 0); ;; Update state ctx_locked = true; } } () on_unlocked() impure { if (ctx_locked) { ;; Update state ctx_locked = false; } } int available_to_stake() { return ctx_balance - ctx_balance_sent; } int owned_balance() { return ctx_balance - ctx_balance_sent + ctx_balance_pending_deposits + ctx_balance_withdraw + fees::storage_reserve(); } () on_stake_sent(int stake) impure { ctx_balance_sent = ctx_balance_sent + stake; } () on_stake_sent_failed(int stake) impure { ctx_balance_sent = ctx_balance_sent - stake; } () on_stake_recovered(int stake) impure { ;; Calculate profit ;; NOTE: ctx_locked is true meaning that ctx_balance ;; have the same value as was when stake was sent ;; balances are going to be unlocked after profit distribution var profit = stake - ctx_balance_sent; ;; Distribute profit distribute_profit(profit); ;; Reset sent amount ctx_balance_sent = 0; } () stake_lock_finalize() impure { ;; Check if possible to finalize throw_unless(error::invalid_message(), (~ proxy_stake_lock_final) & (proxy_stake_at != 0)); ;; Resolve finalized lockup time int finalized = lockup_finalized_time(proxy_stake_at, proxy_stake_until, proxy_stake_held_for); ;; Check if finalization succeeded throw_unless(error::invalid_message(), finalized > 0); ;; Update proxy_stake_lock_final = true; proxy_stake_until = finalized; } () op_deposit(int member, int value) impure { ;; Read extras var (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) = ctx_extras; throw_unless(error::invalid_message(), enabled); ;; Read stake value int fee = receipt_price + deposit_fee; int stake = value - fee; throw_unless(error::invalid_stake_value(), stake >= min_stake); ;; Load nominators load_member(member); ;; Add deposit member_stake_deposit(stake); ;; Resolve address var address = ctx_owner; if (member != owner_id()) { address = serialize_work_addr(member); } ;; Send receipt if (ctx_query_id == 0) { send_text_message( address, receipt_price, send_mode::default(), begin_cell() .store_accepted_stake(stake) ); } else { send_empty_std_message( address, receipt_price, send_mode::default(), op::stake_deposit::response(), ctx_query_id ); } ;; Persist store_member(); store_base_data(); } () op_withdraw(int member, int value, int stake) impure { ;; Read extras var (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) = ctx_extras; ;; Check fee int fee = receipt_price + withdraw_fee; ;; Check value throw_unless(error::too_low_value(), value == fee); ;; Load member load_member(member); ;; Try to withdraw immediatelly var (withdrawed, all) = member_stake_withdraw(stake); ;; Resolve address var address = ctx_owner; if (member != owner_id()) { address = serialize_work_addr(member); } ;; Send receipt if (ctx_query_id == 0) { send_text_message( address, withdrawed + receipt_price, send_mode::default(), all ? begin_cell().store_withdraw_completed() : begin_cell().store_withdraw_delayed() ); } else { send_empty_std_message( address, withdrawed + receipt_price, send_mode::default(), all ? op::stake_withdraw::response() : op::stake_withdraw::delayed(), ctx_query_id ); } ;; Persist store_member(); store_base_data(); } () op_donate(int value) impure { ;; Check value throw_unless(error::invalid_message(), value >= 2 * coins::1()); ;; Distribute profit to everyone distribute_profit(value - coins::1()); ;; Persist store_base_data(); } () op_upgrade(int value, slice in_msg) impure { ;; Read extras var (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) = ctx_extras; throw_unless(error::invalid_message(), udpates_enabled); ;; Check value throw_unless(error::too_low_value(), value >= fees::deploy()); ;; Upgrade code var code = in_msg~load_ref(); in_msg.end_parse(); set_code(code); ;; Send receipt send_empty_std_message( ctx_owner, 0, send_mode::carry_remaining_value(), op::upgrade::response(), ctx_query_id ); } () op_update(int value, slice in_msg) impure { ;; Read extras var (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) = ctx_extras; ;; Check value throw_unless(error::too_low_value(), value >= fees::deploy()); ;; Check extras var newExtras = in_msg~load_ref(); var es = newExtras.begin_parse(); var new_enabled = es~load_int(1); var new_udpates_enabled = es~load_int(1); var new_min_stake = es~load_coins(); var new_deposit_fee = es~load_coins(); var new_withdraw_fee = es~load_coins(); var new_pool_fee = es~load_coins(); var new_receipt_price = es~load_coins(); es.end_parse(); ;; Once upgrades are disabled: prohibit re-enabling throw_if(error::invalid_message(), (~ udpates_enabled) & new_udpates_enabled); ;; At least min_stake throw_unless(error::invalid_message(), new_min_stake >= params::min_stake()); ;; At least op fee throw_unless(error::invalid_message(), new_deposit_fee >= fees::op()); throw_unless(error::invalid_message(), new_withdraw_fee >= fees::op()); ;; Must be in 0...10000 throw_unless(error::invalid_message(), new_pool_fee <= 100 * 100); ;; At least receipt price throw_unless(error::invalid_message(), new_receipt_price >= fees::receipt()); ;; Persist extras ctx_extras = (new_enabled, new_udpates_enabled, new_min_stake, new_deposit_fee, new_withdraw_fee, new_pool_fee, new_receipt_price); store_base_data(); ;; Send receipt send_empty_std_message( ctx_owner, 0, send_mode::carry_remaining_value(), op::update::response(), ctx_query_id ); } ;; ;; Withdraw unowned ;; () op_withdraw_unowned(int value, slice in_msg, slice target, int safe) impure { ;; Check unowned var [balance, extra] = get_balance(); var unowned = max(balance - owned_balance(), 0); if (~ safe) { throw_unless(error::invalid_message(), unowned < coins::100()); } ;; Reserve owned raw_reserve(owned_balance(), 0); ;; Send onowned message to target send_empty_std_message( target, 0, send_mode::carry_remaining_balance(), op::withdraw_unowned::response(), ctx_query_id ); } ;; ;; Stake Sending ;; () op_controller_stake_send(int value, slice in_msg) impure { ;; Parse message var stake = in_msg~load_coins(); var validator_pubkey = in_msg~load_uint(256); var stake_at = in_msg~load_uint(32); var max_factor = in_msg~load_uint(32); var adnl_addr = in_msg~load_uint(256); var signature_ref = in_msg~load_ref(); var signature = signature_ref.begin_parse().preload_bits(512); in_msg.end_parse(); ;; Check message value throw_unless(error::invalid_message(), value >= fees::stake_fees()); ;; Allow only single request to elector if (proxy_stored_query_id != 0) { throw(error::invalid_message()); } ;; Allow update only for current stake if ((proxy_stake_at != 0) & (proxy_stake_at != stake_at)) { throw(error::invalid_message()); } ;; Allow onlu correct stake_at value throw_unless(error::invalid_message(), is_valid_stake_at(stake_at)); ;; Check stake value var availableStake = available_to_stake(); throw_unless(error::invalid_stake_value(), availableStake >= stake); ;; Parameters var (electedFor, stakeHeldFor) = get_stake_parameters(); ;; Lock stakes on_locked(); ;; Update operation state proxy_stake_at = stake_at; proxy_stake_until = stake_at + electedFor + stakeHeldFor; proxy_stake_sent = proxy_stake_sent + stake; proxy_stake_held_for = stakeHeldFor; proxy_stake_lock_final = false; proxy_stored_query_id = ctx_query_id; proxy_stored_query_op = elector::stake::request(); proxy_stored_query_stake = stake; ;; Update balances on_stake_sent(stake); ;; Send message to elector send_std_message( ctx_proxy, stake + coins::1(), send_mode::separate_gas(), elector::stake::request(), proxy_stored_query_id, begin_cell() .store_uint(validator_pubkey, 256) .store_uint(stake_at, 32) .store_uint(max_factor, 32) .store_uint(adnl_addr, 256) .store_ref(signature_ref) ); ;; Persist store_validator_data(); store_base_data(); } () op_elector_stake_response(int value, slice in_msg) impure { ;; Check response if (ctx_query_id != proxy_stored_query_id) { ;; How to handle invalid qquery id? How it is possible? return (); } if (proxy_stored_query_op != elector::stake::request()) { ;; How to handle invalid op? How it is possible? return (); } ;; Reset active query proxy_stored_query_id = 0; proxy_stored_query_op = 0; proxy_stored_query_stake = 0; ;; Persist store_validator_data(); store_base_data(); } () op_elector_stake_response_fail(int value, slice in_msg) impure { ;; Load reason var reason = in_msg~load_uint(32); ;; Check response if (ctx_query_id != proxy_stored_query_id) { ;; How to handle invalid? How it is possible? return (); } if (proxy_stored_query_op != elector::stake::request()) { ;; How to handle invalid? How it is possible? return (); } ;; Update balances on_stake_sent_failed(proxy_stored_query_stake); ;; Update proxy state proxy_stake_sent = proxy_stake_sent - proxy_stored_query_stake; ;; Reset stake at since sent stake became zero if (proxy_stake_sent == 0) { proxy_stake_at = 0; proxy_stake_until = 0; proxy_stake_sent = 0; proxy_stake_held_for = 0; proxy_stake_lock_final = 0; on_unlocked(); } ;; Reset query proxy_stored_query_id = 0; proxy_stored_query_op = 0; proxy_stored_query_stake = 0; proxy_stake_held_for = 0; proxy_stake_lock_final = 0; ;; Persist store_validator_data(); store_base_data(); } ;; ;; Recover ;; () op_stake_finalize(int value) impure { ;; Finalize stake (will throw if state is incorrect) stake_lock_finalize(); ;; Check value throw_unless(error::too_low_value(), value >= fees::stake_fees()); ;; Persist store_validator_data(); store_base_data(); } () op_stake_recover(int value) impure { ;; ;; Check if stake was unlocked ;; ;; NOTE: We never block stake recover operation if stake is not sent. ;; In case of misbehaviour of something anyone always can get ;; coins from elector after lockup period is up. if (proxy_stake_at != 0) { ;; Finalize interval if needed if (~ proxy_stake_lock_final) { stake_lock_finalize(); } ;; Check if finalized throw_unless(error::invalid_message(), proxy_stake_lock_final); ;; Check if unlocked throw_unless(error::invalid_message(), (proxy_stake_until + params::stake_held_safety()) <= now()); } ;; Check value throw_unless(error::too_low_value(), value >= fees::stake_fees()); ;; Send message to elector send_empty_std_message( ctx_proxy, 0, send_mode::carry_remaining_value(), elector::refund::request(), proxy_stored_query_id ); ;; Persist store_validator_data(); store_base_data(); } () op_stake_manual_recover(int value) impure { if (proxy_stake_at != 0) { ;; Finalize interval if needed if (~ proxy_stake_lock_final) { ;; Finalize stake_lock_finalize(); ;; Persist store_validator_data(); store_base_data(); ;; Recover if ((proxy_stake_until + params::stake_held_safety()) <= now()) { op_stake_recover(value); } } else { ;; Check if unlocked throw_unless(error::invalid_message(), (proxy_stake_until + params::stake_held_safety()) <= now()); ;; Start recover op_stake_recover(value); } } else { ;; Start recover op_stake_recover(value); } } () op_elector_recover_response(int value, slice in_msg) impure { if ((proxy_stake_until != 0) & (now() > proxy_stake_until)) { ;; Reset state: all stake is returned proxy_stake_sent = 0; proxy_stake_at = 0; proxy_stake_until = 0; proxy_stake_held_for = 0; proxy_stake_lock_final = false; ;; Reset query too proxy_stored_query_id = 0; proxy_stored_query_op = 0; proxy_stored_query_stake = 0; ;; Handle stake recovered event ;; NOTE: Any stake recovery outside this condition might be just a noise and ;; effect of various race condirtions that doesn't carry any substantianal value on_stake_recovered(value - fees::stake_fees()); ;; Reset lock state ;; NOTE: MUST be after on_stake_recovered since it adjusts withdrawals and ;; modifies global balance on_unlocked(); } else { ;; This is a weird situation where we got our stake recovered but not being in a locked state ;; or when state is locked but we got stuff regardles. Simply distribute profits if there are any. var profit = value - fees::stake_fees(); if (profit > 0) { distribute_profit(profit); } } ;; Persist store_validator_data(); store_base_data(); } ;; ;; Process pending ;; () op_controller_accept_stakes(int value, slice in_msg) impure { ;; Check if enought value throw_unless(error::invalid_message(), value >= params::pending_op()); ;; Check if not locked throw_if(error::invalid_message(), ctx_locked); ;; Parse message var members = in_msg~load_dict(); in_msg.end_parse(); ;; Process operations var member = -1; do { (member, var cs, var f) = members.udict_get_next?(256, member); if (f) { ;; Accept member's stake load_member(member); member_accept_stake(); store_member(); } } until (~ f); ;; Persist store_base_data(); } () op_controller_accept_withdraws(int value, slice in_msg) impure { ;; Check if enought value throw_unless(error::invalid_message(), value >= params::pending_op()); ;; Check if not locked throw_if(error::invalid_message(), ctx_locked); ;; Parse message var members = in_msg~load_dict(); in_msg.end_parse(); ;; Process operations var member = -1; do { (member, var cs, var f) = members.udict_get_next?(256, member); if (f) { ;; Accept member's stake load_member(member); member_accept_withdraw(); store_member(); } } until (~ f); ;; Persist store_base_data(); } () op_controller_force_kick(int value, slice in_msg) impure { ;; Check if enought value throw_unless(error::invalid_message(), value >= params::pending_op()); ;; Check if not locked throw_if(error::invalid_message(), ctx_locked); ;; Parse message var members = in_msg~load_dict(); in_msg.end_parse(); ;; Process operations var member = -1; do { (member, var cs, var f) = members.udict_get_next?(256, member); if (f) { ;; Reject owner kicking throw_if(error::invalid_message(), member == owner_id()); ;; Kick member from a pool load_member(member); ;; Withdraw everything var (withdrawed, all) = member_stake_withdraw(0); throw_unless(error::invalid_message(), withdrawed > 0); throw_unless(error::invalid_message(), all); ;; Forced kick send_empty_std_message( serialize_work_addr(member), withdrawed, send_mode::default(), op::force_kick::notification(), ctx_query_id ); ;; Persist membership store_member(); } } until (~ f); ;; Persist store_base_data(); } ;; ;; Top Level ;; () op_controller(int flags, int value, slice in_msg) impure { if (flags & 1) { return (); } ;; Check value throw_unless(error::invalid_message(), value >= params::min_op()); ;; Parse operation int op = in_msg~load_uint(32); int query_id = in_msg~load_uint(64); int gas_limit = in_msg~load_coins(); set_gas_limit(gas_limit); ctx_query_id = query_id; throw_unless(error::invalid_message(), ctx_query_id > 0); ;; Send stake if (op == op::stake_send()) { op_controller_stake_send(value, in_msg); return (); } ;; Recover stake if (op == op::stake_recover()) { op_stake_recover(value); return (); } ;; Finalize stake if (op == op::stake_lock_finalize()) { op_stake_finalize(value); return (); } ;; Withdraw unowned if (op == op::withdraw_unowned()) { op_withdraw_unowned(value, in_msg, ctx_controller, false); return (); } ;; Accept stakes if (op == op::accept_stakes()) { op_controller_accept_stakes(value, in_msg); return (); } ;; Accept withdraws if (op == op::accept_withdraws()) { op_controller_accept_withdraws(value, in_msg); return (); } ;; Kick from pool if (op == op::force_kick()) { op_controller_force_kick(value, in_msg); return (); } ;; Unknown message throw(error::invalid_message()); } () op_elector(int flags, int value, slice in_msg) impure { ;; Parse parameters int op = in_msg~load_uint(32); int query_id = in_msg~load_uint(64); ctx_query_id = query_id; ;; Bounced ;; It seems that handling doesn't make sence sinсe there are no throws (?) ;; in elector contract if (flags & 1) { return (); } ;; Stake response if (op == elector::stake::response()) { op_elector_stake_response(value, in_msg); return (); } if (op == elector::stake::response::fail()) { op_elector_stake_response_fail(value, in_msg); return (); } ;; Refund response if (op == elector::refund::response()) { op_elector_recover_response(value, in_msg); return (); } ;; Ignore } () op_change_address(int value, slice in_msg) impure { ;; Parse parameters var id = in_msg~load_uint(8); var new_address = in_msg~load_msg_addr(); in_msg.end_parse(); ;; Update address if (id == 0) { ctx_owner = new_address; } elseif (id == 1) { ctx_controller = new_address; } else { throw(error::invalid_message()); } ;; Persist store_base_data(); } () op_owner(int flags, int value, slice in_msg) impure { ;; Ignore bounced if (flags & 1) { return (); } ;; Check value throw_unless(error::invalid_message(), value >= params::min_op()); ;; Parse operation int op = in_msg~load_uint(32); int is_text = op == 0; if (op == 0) { ;; Query ID ctx_query_id = 0; ;; Op op = in_msg~parse_text_command(); } else { ;; Query ID int query_id = in_msg~load_uint(64); ctx_query_id = query_id; throw_unless(error::invalid_message(), ctx_query_id > 0); ;; Gas Limit int gas_limit = in_msg~load_coins(); set_gas_limit(gas_limit); } ;; Upgrade if (op == op::upgrade()) { op_upgrade(value, in_msg); return (); } ;; Update if (op == op::update()) { op_update(value, in_msg); return (); } ;; Add stake if (op == op::stake_deposit()) { op_deposit(owner_id(), value); return (); } ;; Withdraw stake if (op == op::stake_withdraw()) { int stake = 0; if (~ is_text) { stake = in_msg~load_coins(); in_msg.end_parse(); } op_withdraw(owner_id(), value, stake); return (); } ;; Recover stake if (op == op::stake_recover()) { load_validator_data(); op_stake_manual_recover(value); return (); } ;; Donate stake if (op == op::donate()) { op_donate(value); return (); } ;; Change controller if (op == op::change_address()) { op_change_address(value, in_msg); return (); } ;; Withdraw unowned if (op == op::withdraw_unowned()) { op_withdraw_unowned(value, in_msg, ctx_owner, true); return (); } ;; Unknown message throw(error::invalid_message()); } () op_nominators(int member, int flags, int value, slice in_msg) impure { ;; Ignore bounced if (flags & 1) { return (); } ;; Check value throw_unless(error::invalid_message(), value >= params::min_op()); ;; Parse operation int op = in_msg~load_uint(32); int is_text = op == 0; if (op == 0) { ;; Query ID ctx_query_id = 0; ;; Op op = in_msg~parse_text_command(); } else { ;; Query ID int query_id = in_msg~load_uint(64); ctx_query_id = query_id; throw_unless(error::invalid_message(), ctx_query_id > 0); ;; Gas Limit int gas_limit = in_msg~load_coins(); set_gas_limit(gas_limit); } ;; Deposit stake if (op == op::stake_deposit()) { op_deposit(member, value); return (); } ;; Withdraw stake if (op == op::stake_withdraw()) { int stake = 0; if (~ is_text) { stake = in_msg~load_coins(); in_msg.end_parse(); } op_withdraw(member, value, stake); return (); } ;; Recover stake if (op == op::stake_recover()) { load_validator_data(); op_stake_manual_recover(value); return (); } ;; Donate stake if (op == op::donate()) { op_donate(value); return (); } ;; Unknown message throw(error::invalid_message()); } () recv_internal(int msg_value, cell in_msg_cell, slice in_msg) impure { ;; Prepare message context var cs = in_msg_cell.begin_parse(); var flags = cs~load_uint(4); ;; int_msg_info$0 ihr_disabled:Bool bounce:Bool bounced:Bool slice s_addr = cs~load_msg_addr(); load_base_data(); ;; Handle controller messages if (equal_slices(s_addr, ctx_controller)) { load_validator_data(); op_controller(flags, msg_value, in_msg); return (); } ;; Handle elector messages if (equal_slices(s_addr, ctx_proxy)) { ;; Always commit to avoid bounced messages due some errors and losing funds commit(); load_validator_data(); op_elector(flags, msg_value, in_msg); return (); } ;; Handle owner messages if (equal_slices(s_addr, ctx_owner)) { op_owner(flags, msg_value, in_msg); return (); } ;; Nominators var address = parse_work_addr(s_addr); op_nominators(address, flags, msg_value, in_msg); } () recv_external(slice in_msg) impure { ;; Do not accept external messages throw(error::invalid_message()); } ;; ;; Related contracts ;; _ get_proxy() method_id { load_base_data(); return ctx_proxy; } _ get_owner() method_id { load_base_data(); return ctx_owner; } _ get_controller() method_id { load_base_data(); return ctx_controller; } ;; ;; Balances for controller ;; _ get_unowned() method_id { load_base_data(); var [balance, extra] = get_balance(); return max(balance - owned_balance(), 0); } _ get_available() method_id { load_base_data(); return ctx_balance - ctx_balance_sent; } ;; ;; Pool and staking status ;; _ get_staking_status() method_id { load_base_data(); load_validator_data(); var querySent = proxy_stored_query_id != 0; var can_unlock = false; var until_val = 0; if ((proxy_stake_at != 0) & (proxy_stake_until != 0)) { until_val = lockup_lift_time(proxy_stake_at, proxy_stake_until, proxy_stake_held_for); can_unlock = until_val <= now(); } return (proxy_stake_at, until_val, proxy_stake_sent, querySent, can_unlock, ctx_locked, proxy_stake_lock_final); } _ get_pool_status() method_id { load_base_data(); load_member(owner_id()); return (ctx_balance, ctx_balance_sent, ctx_balance_pending_deposits, ctx_balance_pending_withdraw, ctx_balance_withdraw); } ;; ;; Params ;; _ get_params() method_id { load_base_data(); var (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price) = ctx_extras; return (enabled, udpates_enabled, min_stake, deposit_fee, withdraw_fee, pool_fee, receipt_price); } ;; ;; Members ;; _ get_member_balance(slice address) method_id { load_base_data(); load_member(parse_work_addr(address)); member_update_balance(); return (ctx_member_balance, ctx_member_pending_deposit, ctx_member_pending_withdraw, ctx_member_withdraw); } _ get_members_raw() method_id { load_base_data(); return ctx_nominators; } _ get_members() method_id { load_base_data(); ;; Init with owner load_member(owner_id()); member_update_balance(); var list = nil; list = cons([ctx_owner, ctx_member_balance, ctx_member_pending_deposit, ctx_member_pending_withdraw, ctx_member_withdraw], list); ;; Iterate all members var id = -1; do { (id, var cs, var f) = ctx_nominators.udict_get_next?(256, id); ;; NOTE: One line condition doesn't work if (f) { if (id != owner_id()) { ;; For some reason loading member from slice doesn't work load_member(id); member_update_balance(); list = cons([serialize_work_addr(id), ctx_member_balance, ctx_member_pending_deposit, ctx_member_pending_withdraw, ctx_member_withdraw], list); } } } until (~ f); return list; } _ get_member(slice address) method_id { load_base_data(); load_member(parse_work_addr(address)); member_update_balance(); return (ctx_member_balance, ctx_member_pending_deposit, ctx_member_pending_withdraw, ctx_member_withdraw); } _ supported_interfaces() method_id { return ( 123515602279859691144772641439386770278, ;; org.ton.introspection.v0 256184278959413194623484780286929323492 ;; com.tonwhales.nominators:v0 ); }

Address	EQDFvnxuyA2ogNPOoEj1lu968U4PP8_FzJfrOWUsi_o1CLUB
Chain	Basic Workchain
Contract type	👍 Verified source
State	active (about 12 hours ago)
Balance	1,914.9672
Max profit via staking*	254.6906 per yearLoad more

Address EQDFvnxu...o1CLUB

Transactions