itd/api/api.go

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package api
import (
"context"
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"github.com/smallnest/rpcxlite/client"
"github.com/smallnest/rpcxlite/protocol"
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"github.com/vmihailenco/msgpack/v5"
"go.arsenm.dev/infinitime"
)
const DefaultAddr = "/tmp/itd/socket"
type Client struct {
itdClient client.XClient
itdCh chan *protocol.Message
fsClient client.XClient
fsCh chan *protocol.Message
srvVals map[string]chan interface{}
}
func New(sockPath string) (*Client, error) {
d, err := client.NewPeer2PeerDiscovery("unix@"+sockPath, "")
if err != nil {
return nil, err
}
out := &Client{}
out.itdCh = make(chan *protocol.Message, 5)
out.itdClient = client.NewBidirectionalXClient(
"ITD",
client.Failtry,
client.RandomSelect,
d,
client.DefaultOption,
out.itdCh,
)
out.fsCh = make(chan *protocol.Message, 5)
out.fsClient = client.NewBidirectionalXClient(
"FS",
client.Failtry,
client.RandomSelect,
d,
client.DefaultOption,
out.fsCh,
)
out.srvVals = map[string]chan interface{}{}
go out.handleMessages(out.itdCh)
go out.handleMessages(out.fsCh)
return out, nil
}
func (c *Client) handleMessages(msgCh chan *protocol.Message) {
for msg := range msgCh {
_, ok := c.srvVals[msg.ServicePath]
if !ok {
c.srvVals[msg.ServicePath] = make(chan interface{}, 5)
}
//fmt.Printf("%+v\n", msg)
ch := c.srvVals[msg.ServicePath]
switch msg.ServiceMethod {
case "FSProgress":
var progress FSTransferProgress
msgpack.Unmarshal(msg.Payload, &progress)
ch <- progress
case "DFUProgress":
var progress infinitime.DFUProgress
msgpack.Unmarshal(msg.Payload, &progress)
ch <- progress
case "MotionSample":
var motionVals infinitime.MotionValues
msgpack.Unmarshal(msg.Payload, &motionVals)
ch <- motionVals
case "Done":
close(c.srvVals[msg.ServicePath])
delete(c.srvVals, msg.ServicePath)
default:
var value interface{}
msgpack.Unmarshal(msg.Payload, &value)
ch <- value
}
}
}
func (c *Client) done(id string) error {
return c.itdClient.Call(
context.Background(),
"Done",
id,
nil,
)
}
func (c *Client) Close() error {
err := c.itdClient.Close()
if err != nil {
return err
}
err = c.fsClient.Close()
if err != nil {
return err
}
close(c.itdCh)
close(c.fsCh)
return nil
}