engine/exchanges: Add exchange currency state subsystem (#774)

* state: Add management system (init)

* linter: fix

* engine: gofmt

* gct: after merge fixup

* documentation: add

* rpc: implement services for testing

* gctcli: gofmt state_management.go

* documentation: reinstate lost information

* state: Add pair check to determine trading operation

* exchanges: add interface for specific state scoped subsystem functionality

* engine/order_man: reduce code footprint using new method

* RPC: implement pair trading request and change exported name to something specific to state

* engine: add tests

* engine: Add to withdraw manager

* documentation: reinstate soxipy in contrib. list

* engine: const fake name

* Glorious: NITERINOS

* merge: fix issues

* engine: csm incorporate service name into log output

* engine: fix linter issues

* gct: fix tests

* currencystate: remove management type

* rpc: fix tests

* backtester: fix tests

* Update engine/currency_state_manager.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update engine/currency_state_manager.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update exchanges/currencystate/currency_state.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update exchanges/alert/alert.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update exchanges/alert/alert.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* glorious: nits

* config: integrate with config and remove flag delay adjustment

* gctcli: fix issues after name changes

* engine: gofmt manager file

* Update engine/rpcserver.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* engine: Add enable/disable manager functions, add default popoulation for potential assets

* linter: fix

* engine/test: bump subsystem count

* Update engine/currency_state_manager.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update exchanges/bithumb/bithumb.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* glorious: nits addressed

* alert: fix commenting for its generalized purpose

* glorious: nits

* engine: use standard string in log output

* bitfinex: apply patch, thanks @thrasher-

* bitfinex: fix spelling

* engine/currencystate: Add logs/fix logs

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

exchanges/bithumb/bithumb.go

@@ -150,6 +150,21 @@ func (b *Bithumb) GetAssetStatus(ctx context.Context, symbol string) (*Status, e
 	return &response, nil
 }
 
+// GetAssetStatusAll returns the withdrawal and deposit status for all symbols
+func (b *Bithumb) GetAssetStatusAll(ctx context.Context) (*StatusAll, error) {
+	var response StatusAll
+	err := b.SendHTTPRequest(ctx, exchange.RestSpot, publicAssetStatus+"ALL", &response)
+	if err != nil {
+		return nil, err
+	}
+
+	if response.Status != noError {
+		return nil, errors.New(response.Message)
+	}
+
+	return &response, nil
+}
+
 // GetTransactionHistory returns recent transactions
 //
 // symbol e.g. "btc"

exchanges/bithumb/bithumb_test.go

@@ -741,3 +741,19 @@ func TestGetAssetStatus(t *testing.T) {
 		t.Fatalf("received: %v but expected: %v", err, nil)
 	}
 }
+
+func TestGetAssetStatusAll(t *testing.T) {
+	t.Parallel()
+	_, err := b.GetAssetStatusAll(context.Background())
+	if !errors.Is(err, nil) {
+		t.Fatalf("received: %v but expected: %v", err, nil)
+	}
+}
+
+func TestUpdateCurrencyStates(t *testing.T) {
+	t.Parallel()
+	err := b.UpdateCurrencyStates(context.Background(), asset.Spot)
+	if !errors.Is(err, nil) {
+		t.Fatalf("received: %v but expected: %v", err, nil)
+	}
+}

exchanges/bithumb/bithumb_types.go

@@ -301,3 +301,14 @@ type Status struct {
 	} `json:"data"`
 	Message string `json:"message"`
 }
+
+// StatusAll defines the current exchange allowance to deposit or withdraw a
+// currency
+type StatusAll struct {
+	Status string `json:"status"`
+	Data   map[string]struct {
+		DepositStatus    int64 `json:"deposit_status"`
+		WithdrawalStatus int64 `json:"withdrawal_status"`
+	} `json:"data"`
+	Message string `json:"message"`
+}

exchanges/bithumb/bithumb_wrapper.go

@@ -11,11 +11,13 @@ import (
 	"time"
 
 	"github.com/thrasher-corp/gocryptotrader/common"
+	"github.com/thrasher-corp/gocryptotrader/common/convert"
 	"github.com/thrasher-corp/gocryptotrader/config"
 	"github.com/thrasher-corp/gocryptotrader/currency"
 	exchange "github.com/thrasher-corp/gocryptotrader/exchanges"
 	"github.com/thrasher-corp/gocryptotrader/exchanges/account"
 	"github.com/thrasher-corp/gocryptotrader/exchanges/asset"
+	"github.com/thrasher-corp/gocryptotrader/exchanges/currencystate"
 	"github.com/thrasher-corp/gocryptotrader/exchanges/kline"
 	"github.com/thrasher-corp/gocryptotrader/exchanges/order"
 	"github.com/thrasher-corp/gocryptotrader/exchanges/orderbook"
@@ -891,3 +893,20 @@ func (b *Bithumb) UpdateOrderExecutionLimits(ctx context.Context, _ asset.Item)
 	}
 	return b.LoadLimits(limits)
 }
+
+// UpdateCurrencyStates updates currency states for exchange
+func (b *Bithumb) UpdateCurrencyStates(ctx context.Context, a asset.Item) error {
+	status, err := b.GetAssetStatusAll(ctx)
+	if err != nil {
+		return err
+	}
+
+	payload := make(map[currency.Code]currencystate.Options)
+	for coin, options := range status.Data {
+		payload[currency.NewCode(coin)] = currencystate.Options{
+			Withdraw: convert.BoolPtr(options.WithdrawalStatus == 1),
+			Deposit:  convert.BoolPtr(options.DepositStatus == 1),
+		}
+	}
+	return b.States.UpdateAll(a, payload)
+}