1、暂存

common/factory/exchange_factory.go

@@ -0,0 +1,107 @@
+package factory
+
+import (
+	"fmt"
+	"go-admin/common/global"
+	"go-admin/common/interfaces"
+	"strings"
+)
+
+// ExchangeFactory 交易所工厂
+type ExchangeFactory struct {
+	clients map[string]interfaces.ExchangeInterface
+}
+
+// NewExchangeFactory 创建交易所工厂实例
+func NewExchangeFactory() *ExchangeFactory {
+	return &ExchangeFactory{
+		clients: make(map[string]interfaces.ExchangeInterface),
+	}
+}
+
+// GetExchange 获取指定交易所的客户端
+func (f *ExchangeFactory) GetExchange(exchangeType string) (interfaces.ExchangeInterface, error) {
+	exchangeType = strings.ToLower(strings.TrimSpace(exchangeType))
+
+	// 检查是否已经创建了该交易所的客户端
+	if client, exists := f.clients[exchangeType]; exists {
+		return client, nil
+	}
+
+	// 根据交易所类型创建对应的客户端
+	var client interfaces.ExchangeInterface
+	var err error
+
+	switch exchangeType {
+	case global.EXCHANGE_BINANCE:
+		client, err = f.createBinanceClient()
+	case global.EXCHANGE_BITGET:
+		client, err = f.createBitgetClient()
+	case global.EXCHANGE_OKEX:
+		return nil, fmt.Errorf("OKEx integration not implemented yet")
+	case global.EXCHANGE_GATE:
+		return nil, fmt.Errorf("Gate.io integration not implemented yet")
+	case global.EXCHANGE_COINBASE:
+		return nil, fmt.Errorf("Coinbase integration not implemented yet")
+	case global.EXCHANGE_BITFINEX:
+		return nil, fmt.Errorf("Bitfinex integration not implemented yet")
+	case global.EXCHANGE_BITMEX:
+		return nil, fmt.Errorf("BitMEX integration not implemented yet")
+	default:
+		return nil, fmt.Errorf("unsupported exchange type: %s", exchangeType)
+	}
+
+	if err != nil {
+		return nil, fmt.Errorf("failed to create %s client: %v", exchangeType, err)
+	}
+
+	// 缓存客户端实例
+	f.clients[exchangeType] = client
+
+	return client, nil
+}
+
+// createBinanceClient 创建Binance客户端包装器
+func (f *ExchangeFactory) createBinanceClient() (interfaces.ExchangeInterface, error) {
+	// Binance适配器尚未完全实现，暴时返回错误
+	return nil, fmt.Errorf("Binance adapter not fully implemented yet")
+}
+
+// createBitgetClient 创建Bitget客户端
+func (f *ExchangeFactory) createBitgetClient() (interfaces.ExchangeInterface, error) {
+	// 使用默认空参数创建Bitget客户端（公开接口不需要认证）
+
+	return nil, fmt.Errorf("Bitget adapter not fully implemented yet")
+}
+
+// GetSupportedExchanges 获取支持的交易所列表
+func (f *ExchangeFactory) GetSupportedExchanges() []string {
+	return []string{
+		// global.EXCHANGE_BINANCE, // Binance适配器尚未完全实现
+		global.EXCHANGE_BITGET,
+		// 其他交易所可以在未来添加
+	}
+}
+
+// RegisterExchange 注册自定义交易所客户端
+func (f *ExchangeFactory) RegisterExchange(exchangeType string, client interfaces.ExchangeInterface) {
+	f.clients[strings.ToLower(exchangeType)] = client
+}
+
+// ClearCache 清理缓存的客户端
+func (f *ExchangeFactory) ClearCache() {
+	for _, client := range f.clients {
+		if closer, ok := client.(interface{ Close() error }); ok {
+			closer.Close()
+		}
+	}
+	f.clients = make(map[string]interfaces.ExchangeInterface)
+}
+
+// 全局工厂实例
+var DefaultExchangeFactory = NewExchangeFactory()
+
+// GetExchangeClient 获取交易所客户端的便捷函数
+func GetExchangeClient(exchangeType string) (interfaces.ExchangeInterface, error) {
+	return DefaultExchangeFactory.GetExchange(exchangeType)
+}