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82 lines
1.8 KiB
Go
82 lines
1.8 KiB
Go
package protocol
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import (
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"errors"
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"time"
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)
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type IndexResp struct {
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Count uint16
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List []*IndexKline
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}
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type IndexKline struct {
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Last Price //昨日收盘价,这个是列表的上一条数据的收盘价，如果没有上条数据，那么这个值为0
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Open Price //开盘价
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High Price //最高价
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Low Price //最低价
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Close Price //收盘价,如果是当天,则是最新价/实时价
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Volume int64 //成交量
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Amount Price //成交额
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Time time.Time //时间
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UpCount uint16 //
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DownCount uint16 //
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}
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type index struct{}
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func (index) Frame() *Frame {
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return &Frame{
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Control: Control01,
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Type: TypeIndex,
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Data: make([]byte, 10),
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}
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}
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func (index) Decode(bs []byte, Type uint8) (*IndexResp, error) {
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if len(bs) < 2 {
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return nil, errors.New("数据长度不足")
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}
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resp := &IndexResp{
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Count: Uint16(bs[:2]),
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}
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bs = bs[2:]
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var last Price //上条数据(昨天)的收盘价
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for i := uint16(0); i < resp.Count; i++ {
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k := &IndexKline{
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Time: GetTime([4]byte(bs[:4]), Type),
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}
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var open Price
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bs, open = GetPrice(bs[4:])
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var _close Price
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bs, _close = GetPrice(bs)
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var high Price
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bs, high = GetPrice(bs)
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var low Price
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bs, low = GetPrice(bs)
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k.Last = last / 10
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k.Open = (open + last) / 10
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k.Close = (last + open + _close) / 10
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k.High = (open + last + high) / 10
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k.Low = (open + last + low) / 10
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last = last + open + _close
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k.Volume = int64(getVolume(Uint32(bs[:4])))
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switch Type {
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case TypeKlineMinute, TypeKline5Minute, TypeKlineMinute2, TypeKline15Minute, TypeKline30Minute, TypeKlineHour, TypeKlineDay2:
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k.Volume /= 100
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}
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k.Amount = Price(getVolume(Uint32(bs[4:8])) * 100) //从元转为分,并去除多余的小数
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resp.List = append(resp.List, k)
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}
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return resp, nil
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}
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