;; Collection offer contract with immediate swap ;; Processes NFTs one by one until balance runs out ;; Updated: support for Fragment collections with ref-based data structure #include "../sources/stdlib.fc"; #include "../sources/op-codes.fc"; slice msg::cancel() asm " = 0); raw_reserve(reserve_amount, 0); int royalty_amount = get_percent(nft_price, royalty_factor, royalty_base); int marketplace_fee = get_percent(nft_price, marketplace_factor, marketplace_base); int seller_profit = nft_price - royalty_amount - marketplace_fee - min_tons_for_storage(); send_money_mode(nft_owner, seller_profit, msg::profit(), 2); if ((royalty_amount > 0) & (royalty_address.slice_bits() > 2)) { send_money_mode(royalty_address, royalty_amount, msg::royalties(), 2); } if (marketplace_fee > 0) { send_money_mode(marketplace_fee_address, marketplace_fee, msg::fee(), 2); } transfer_nft_mode(nft_address, offer_owner_address, nft_owner, query_id, 128 + 16); int remaining_balance = reserve_amount; int is_complete = (remaining_balance >= nft_price) ? 0 : 1; bought_count += 1; save_data( is_complete, created_at, finish_at, marketplace_address, offer_owner_address, collection_address, nft_price, fees_cell, nft_item_code, public_key, attributes, initial_balance, bought_count, max_nfts, index_bits, source ); } () recv_internal(int my_balance, int msg_value, cell in_msg_full, slice in_msg_body) impure { if (in_msg_body.slice_empty?()) { return (); } slice cs = in_msg_full.begin_parse(); int flags = cs~load_uint(4); if (flags & 1) { return (); } slice sender_address = cs~load_msg_addr(); var ( is_complete, created_at, finish_at, marketplace_address, offer_owner_address, collection_address, nft_price, fees_cell, nft_item_code, public_key, attributes, initial_balance, bought_count, max_nfts, can_deploy, index_bits, source ) = load_data(); if (can_deploy == 1) { var ( marketplace_fee_address, marketplace_factor, marketplace_base, royalty_address, royalty_factor, royalty_base ) = load_fees(fees_cell); var ( royalty_amount, marketplace_fee, profit_price ) = calc_profit(nft_price, royalty_factor, marketplace_factor, marketplace_base, royalty_base); throw_unless(407, my_balance >= nft_price + min_tons_for_storage()); initial_balance = my_balance; bought_count = 0; max_nfts = (initial_balance - min_tons_for_storage()) / nft_price; save_data( is_complete, created_at, finish_at, marketplace_address, offer_owner_address, collection_address, nft_price, fees_cell, nft_item_code, public_key, attributes, initial_balance, bought_count, max_nfts, index_bits, source ); return (); } int op = in_msg_body~load_uint(32); if (in_msg_body.slice_data_empty?() == false) { if ((op == 0) & equal_slices(in_msg_body, "cancel")) { op = 3; } } if ((op == 555) & (is_complete == 1) & equal_slices(sender_address, marketplace_address)) { var msg = in_msg_body~load_ref().begin_parse(); var mode = msg~load_uint(8); throw_if(405, mode & 32); send_raw_message(msg~load_ref(), mode); return (); } if (op == op::ownership_assigned()) { var query_id = in_msg_body~load_uint(64); slice prev_owner = in_msg_body~load_msg_addr(); if (msg_value < 100000000) { ;; 0.1 TON return_nft(sender_address, prev_owner, query_id); return (); } if (is_complete == 1) { return_nft(sender_address, prev_owner, query_id); return (); } if (now() >= finish_at) { return_nft(sender_address, prev_owner, query_id); return (); } if (in_msg_body~load_uint(1)) { try { cell custom_payload_cell = in_msg_body~load_ref(); slice custom_payload = custom_payload_cell.begin_parse(); int op_payload = custom_payload~load_uint(32); throw_unless(414, op_payload == "sing_nft"c); var signature = custom_payload~load_bits(512); cell payload_cell = custom_payload~load_ref(); throw_unless(35, check_signature(cell_hash(payload_cell), signature, public_key)); slice payload = payload_cell.begin_parse(); slice collection_addr_from_payload = payload~load_msg_addr(); slice nft_owner_from_payload = payload~load_msg_addr(); int nft_price_from_payload = payload~load_coins(); int index = payload~load_uint(index_bits); int source_from_payload = payload~load_uint(2); cell nft_attributes_cell = payload~load_ref(); slice offer_attributes_slice = attributes.begin_parse(); throw_unless(415, equal_slices(collection_addr_from_payload, collection_address)); throw_unless(416, nft_price_from_payload == nft_price); throw_unless(413, equal_slices(nft_owner_from_payload, prev_owner)); throw_unless(420, source_from_payload == source); if (offer_attributes_slice.slice_bits() > 0) { slice nft_attributes_slice = nft_attributes_cell.begin_parse(); throw_unless(419, equal_slices(offer_attributes_slice, nft_attributes_slice)); } cell state_init = source == 1 ? calculate_fragment_state_init(index, nft_item_code, collection_address) : calculate_nft_item_state_init(index, index_bits, nft_item_code, collection_address); slice expected_nft_address = calculate_nft_item_address(0, state_init); throw_unless(418, equal_slices(expected_nft_address, sender_address)); process_nft( created_at, finish_at, marketplace_address, offer_owner_address, collection_address, nft_price, fees_cell, nft_item_code, public_key, attributes, initial_balance, bought_count, max_nfts, my_balance, sender_address, prev_owner, msg_value, query_id, index_bits, source ); } catch (__, error_code) { return_nft(sender_address, prev_owner, query_id); } return (); } return_nft(sender_address, prev_owner, query_id); return (); } if ((op == 0) & equal_slices(sender_address, offer_owner_address)) { throw(417); } if (op == 3) { throw_unless(458, equal_slices(sender_address, offer_owner_address) | equal_slices(sender_address, marketplace_address)); if (equal_slices(sender_address, marketplace_address)) { var coins = in_msg_body~load_coins(); if (coins > 500000000) { coins = 500000000; } send_money_mode(marketplace_address, coins, msg::cancel_fee(), 1); var msg = begin_cell() .store_uint(0x10, 6) .store_slice(offer_owner_address) .store_coins(0) .store_uint(1, 1 + 4 + 4 + 64 + 32 + 1 + 1) .store_ref(in_msg_body~load_ref()) .end_cell(); send_raw_message(msg, 128); } else { var msg = begin_cell() .store_uint(0x10, 6) .store_slice(offer_owner_address) .store_coins(0) .store_uint(0, 1 + 4 + 4 + 64 + 32 + 1 + 1) .end_cell(); send_raw_message(msg, 128); } save_data( 1, created_at, finish_at, marketplace_address, offer_owner_address, collection_address, nft_price, fees_cell, nft_item_code, public_key, attributes, initial_balance, bought_count, max_nfts, index_bits, source ); return (); } throw(0xffff); } () recv_external(slice in_msg) impure { var ( is_complete, created_at, finish_at, marketplace_address, offer_owner_address, collection_address, nft_price, fees_cell, nft_item_code, public_key, attributes, initial_balance, bought_count, max_nfts, can_deploy, index_bits, source ) = load_data(); if ((now() >= finish_at) | (is_complete == 1)) { if (is_complete == 1) { int balance = pair_first(get_balance()); throw_if(406, balance < 10000000); } var op = in_msg~load_uint(32); throw_if(4003, op != 0); throw_if(4004, slice_refs(in_msg) != 0); throw_if(4005, slice_bits(in_msg) > 500); accept_message(); var msg = begin_cell() .store_uint(0x10, 6) .store_slice(offer_owner_address) .store_coins(0) .store_uint(0, 1 + 4 + 4 + 64 + 32 + 1 + 1) .store_uint(0, 32) .store_slice(in_msg) .end_cell(); send_raw_message(msg, 128); save_data( 1, created_at, finish_at, marketplace_address, offer_owner_address, collection_address, nft_price, fees_cell, nft_item_code, public_key, attributes, initial_balance, bought_count, max_nfts, index_bits, source ); return (); } throw(0xfffe); } (int, int, int, int, int, slice, slice, slice, int, slice, int, int, slice, int, int, int, cell, int, int, int, int) get_collection_offer_data() method_id { var ( is_complete, created_at, finish_at, marketplace_address, offer_owner_address, collection_address, nft_price, fees_cell, nft_item_code, public_key, attributes, initial_balance, bought_count, max_nfts, can_deploy, index_bits, source ) = load_data(); throw_if(408, can_deploy == 1); var ( marketplace_fee_address, marketplace_factor, marketplace_base, royalty_address, royalty_factor, royalty_base ) = load_fees(fees_cell); var ( royalty_amount, marketplace_fee, profit_price ) = calc_profit(nft_price, royalty_factor, marketplace_factor, marketplace_base, royalty_base); int estimated_remaining = initial_balance - (bought_count * nft_price); return ( 0x434f4c4c, is_complete == 1, created_at, finish_at, 0, marketplace_address, offer_owner_address, collection_address, nft_price, marketplace_fee_address, marketplace_factor, marketplace_base, royalty_address, royalty_factor, royalty_base, profit_price, attributes, initial_balance, bought_count, max_nfts, estimated_remaining ); } slice get_nft_address_by_index(int index) method_id { var (_, _, _, _, _, collection_address, _, _, nft_item_code, _, _, _, _, _, _, index_bits, source) = load_data(); cell state_init = source == 1 ? calculate_fragment_state_init(index, nft_item_code, collection_address) : calculate_nft_item_state_init(index, index_bits, nft_item_code, collection_address); return calculate_nft_item_address(0, state_init); }

Contracts/0yjwMcX7cPE6Rq8Dzyj7BBRDP4Ab1ah+GBF5ahYuaZc=

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