feat(marketplace): cancel sell order (#891)

* feat: escrow credits

* fix: revert mock times

* fix: typo

* chore: add event emission to sell

* fix: assert precision of sell order qty

* feat: pruning

* chore: fmt.Errorf -> sdkerrors.ErrInvalidRequest

* feat: cancel sell order

* chore: conflict

* chore: revert

* fix: comment

* chore: godoc

* chore: gomod/cleanup

* chore: cleanup imports

Co-authored-by: technicallyty <48813565+tytech3@users.noreply.github.com>

proto/regen/ecocredit/marketplace/v1/tx.proto

@@ -18,6 +18,9 @@ service Msg {
   // UpdateSellOrders updates existing sell orders.
   rpc UpdateSellOrders(MsgUpdateSellOrders) returns (MsgUpdateSellOrdersResponse);
 
+  // CancelSellOrder cancels a sell order and returns the funds from escrow.
+  rpc CancelSellOrder(MsgCancelSellOrder) returns (MsgCancelSellOrderResponse);
+
   // Buy creates credit buy orders.
   rpc Buy (MsgBuy) returns (MsgBuyResponse);
 
@@ -104,6 +107,19 @@ message MsgUpdateSellOrders {
 // MsgUpdateSellOrdersResponse is the Msg/UpdateSellOrders response type.
 message MsgUpdateSellOrdersResponse {}
 
+// MsgCancelSellOrder is the Msg/CancelSellOrder request type.
+message MsgCancelSellOrder {
+
+  // seller is the address of the seller.
+  string seller = 1;
+
+  // sell_order_id is the id of the seller order to cancel.
+  uint64 sell_order_id = 2;
+}
+
+// MsgCancelSellOrder is the Msg/CancelSellOrder response type.
+message MsgCancelSellOrderResponse {}
+
 // MsgBuy is the Msg/Buy request type.
 message MsgBuy {
 

x/ecocredit/go.mod

@@ -10,6 +10,7 @@ require (
 	github.com/gogo/protobuf v1.3.3
 	github.com/golang/mock v1.6.0
 	github.com/golang/protobuf v1.5.2
+	github.com/google/go-cmp v0.5.7
 	github.com/gorilla/mux v1.8.0
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0
 	github.com/pkg/errors v0.9.1
@@ -68,7 +69,6 @@ require (
 	github.com/gogo/gateway v1.1.0 // indirect
 	github.com/golang/snappy v0.0.3 // indirect
 	github.com/google/btree v1.0.0 // indirect
-	github.com/google/go-cmp v0.5.7 // indirect
 	github.com/google/orderedcode v0.0.1 // indirect
 	github.com/gorilla/handlers v1.5.1 // indirect
 	github.com/gorilla/websocket v1.4.2 // indirect
@@ -125,6 +125,7 @@ require (
 	golang.org/x/sys v0.0.0-20210917161153-d61c044b1678 // indirect
 	golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1 // indirect
 	golang.org/x/text v0.3.7 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
 	gopkg.in/ini.v1 v1.63.2 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect