wallet: add unlock_time details to show_transfers

also add a note when receiving the tx, because the user
might not notice the "XXX blocks to unlock" in the balance.

src/simplewallet/simplewallet.cpp

@@ -4934,7 +4934,7 @@ void simple_wallet::on_new_block(uint64_t height, const cryptonote::block& block
     m_refresh_progress_reporter.update(height, false);
 }
 //----------------------------------------------------------------------------------------------------
-void simple_wallet::on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index)
+void simple_wallet::on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index, uint64_t unlock_time)
 {
   message_writer(console_color_green, false) << "\r" <<
     tr("Height ") << height << ", " <<
@@ -4956,6 +4956,8 @@ void simple_wallet::on_money_received(uint64_t height, const crypto::hash &txid,
           (m_long_payment_id_support ? tr("WARNING: this transaction uses an unencrypted payment ID: consider using subaddresses instead.") : tr("WARNING: this transaction uses an unencrypted payment ID: these are obsolete. Support will be withdrawn in the future. Use subaddresses instead."));
    }
   }
+  if (unlock_time)
+    message_writer() << tr("NOTE: This transaction is locked, see details with: show_transfer ") + epee::string_tools::pod_to_hex(txid);
   if (m_auto_refresh_refreshing)
     m_cmd_binder.print_prompt();
   else
@@ -7683,6 +7685,8 @@ bool simple_wallet::get_transfers(std::vector<std::string>& local_args, std::vec
     local_args.erase(local_args.begin());
   }
 
+  const uint64_t last_block_height = m_wallet->get_blockchain_current_height();
+
   if (in || coinbase) {
     std::list<std::pair<crypto::hash, tools::wallet2::payment_details>> payments;
     m_wallet->get_payments(payments, min_height, max_height, m_current_subaddress_account, subaddr_indices);
@@ -7697,6 +7701,25 @@ bool simple_wallet::get_transfers(std::vector<std::string>& local_args, std::vec
       std::string destination = m_wallet->get_subaddress_as_str({m_current_subaddress_account, pd.m_subaddr_index.minor});
       const std::string type = pd.m_coinbase ? tr("block") : tr("in");
       const bool unlocked = m_wallet->is_transfer_unlocked(pd.m_unlock_time, pd.m_block_height);
+      std::string locked_msg = "unlocked";
+      if (!unlocked)
+      {
+        locked_msg = "locked";
+        const uint64_t unlock_time = pd.m_unlock_time;
+        if (pd.m_unlock_time < CRYPTONOTE_MAX_BLOCK_NUMBER)
+        {
+          uint64_t bh = std::max(pd.m_unlock_time, pd.m_block_height + CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE);
+          if (bh >= last_block_height)
+            locked_msg = std::to_string(bh - last_block_height) + " blks";
+        }
+        else
+        {
+          uint64_t current_time = static_cast<uint64_t>(time(NULL));
+          uint64_t threshold = current_time + (m_wallet->use_fork_rules(2, 0) ? CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_SECONDS_V2 : CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_SECONDS_V1);
+          if (threshold < pd.m_unlock_time)
+            locked_msg = get_human_readable_timespan(std::chrono::seconds(pd.m_unlock_time - threshold));
+        }
+      }
       transfers.push_back({
         type,
         pd.m_block_height,
@@ -7710,7 +7733,7 @@ bool simple_wallet::get_transfers(std::vector<std::string>& local_args, std::vec
         {{destination, pd.m_amount}},
         {pd.m_subaddr_index.minor},
         note,
-        (unlocked) ? "unlocked" : "locked"
+        locked_msg
       });
     }
   }

src/simplewallet/simplewallet.h

@@ -310,7 +310,7 @@ namespace cryptonote
 
     //----------------- i_wallet2_callback ---------------------
     virtual void on_new_block(uint64_t height, const cryptonote::block& block);
-    virtual void on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index);
+    virtual void on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index, uint64_t unlock_time);
     virtual void on_unconfirmed_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index);
     virtual void on_money_spent(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& in_tx, uint64_t amount, const cryptonote::transaction& spend_tx, const cryptonote::subaddress_index& subaddr_index);
     virtual void on_skip_transaction(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx);

src/wallet/api/wallet.cpp

@@ -157,7 +157,7 @@ struct Wallet2CallbackImpl : public tools::i_wallet2_callback
         }
     }
 
-    virtual void on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index)
+    virtual void on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index, uint64_t unlock_time)
     {
 
         std::string tx_hash =  epee::string_tools::pod_to_hex(txid);

src/wallet/wallet2.cpp

@@ -2016,7 +2016,7 @@ void wallet2::process_new_transaction(const crypto::hash &txid, const cryptonote
             }
 	    LOG_PRINT_L0("Received money: " << print_money(td.amount()) << ", with tx: " << txid);
 	    if (0 != m_callback)
-	      m_callback->on_money_received(height, txid, tx, td.m_amount, td.m_subaddr_index);
+	      m_callback->on_money_received(height, txid, tx, td.m_amount, td.m_subaddr_index, td.m_tx.unlock_time);
           }
           total_received_1 += amount;
           notify = true;
@@ -2086,7 +2086,7 @@ void wallet2::process_new_transaction(const crypto::hash &txid, const cryptonote
 
 	    LOG_PRINT_L0("Received money: " << print_money(td.amount()) << ", with tx: " << txid);
 	    if (0 != m_callback)
-	      m_callback->on_money_received(height, txid, tx, td.m_amount, td.m_subaddr_index);
+	      m_callback->on_money_received(height, txid, tx, td.m_amount, td.m_subaddr_index, td.m_tx.unlock_time);
           }
           total_received_1 += extra_amount;
           notify = true;

src/wallet/wallet2.h

@@ -118,7 +118,7 @@ private:
   public:
     // Full wallet callbacks
     virtual void on_new_block(uint64_t height, const cryptonote::block& block) {}
-    virtual void on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index) {}
+    virtual void on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index, uint64_t unlock_time) {}
     virtual void on_unconfirmed_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index) {}
     virtual void on_money_spent(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& in_tx, uint64_t amount, const cryptonote::transaction& spend_tx, const cryptonote::subaddress_index& subaddr_index) {}
     virtual void on_skip_transaction(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx) {}