减少方法名称长度,去掉固定前缀Stock

protocol/model_code.go

@@ -0,0 +1,61 @@
+package protocol
+
+import (
+	"errors"
+	"fmt"
+)
+
+type CodeResp struct {
+	Count uint16
+	List  []*Code
+}
+
+type Code struct {
+	Name     string  //股票名称
+	Code     string  //股票代码
+	Multiple uint16  //倍数,基本是0x64=100
+	Decimal  int8    //小数点,基本是2
+	PreClose float64 //未知
+}
+
+func (this *Code) String() string {
+	return fmt.Sprintf("%s(%s)", this.Code, this.Name)
+}
+
+type code struct{}
+
+func (code) Frame(exchange Exchange, start uint16) *Frame {
+	return &Frame{
+		Control: Control01,
+		Type:    TypeCode,
+		Data:    []byte{exchange.Uint8(), 0x0, uint8(start), uint8(start >> 8)},
+	}
+}
+
+func (code) Decode(bs []byte) (*CodeResp, error) {
+
+	if len(bs) < 2 {
+		return nil, errors.New("数据长度不足")
+	}
+
+	resp := &CodeResp{
+		Count: Uint16(bs[:2]),
+	}
+	bs = bs[2:]
+
+	for i := uint16(0); i < resp.Count; i++ {
+		sec := &Code{
+			Code:     string(bs[:6]),
+			Multiple: Uint16(bs[6:8]),
+			Name:     string(UTF8ToGBK(bs[8:16])),
+			Decimal:  int8(bs[20]),
+			PreClose: getVolume(Uint32(bs[21:25])),
+		}
+		//logs.Debug(bs[25:29]) //26和28字节 好像是枚举(基本是44,45和34,35)
+		bs = bs[29:]
+		resp.List = append(resp.List, sec)
+	}
+
+	return resp, nil
+
+}