Files
hsp.go/hsp/client/client.go
2025-04-27 13:06:01 +02:00

113 lines
2.0 KiB
Go

package client
import (
"encoding/json"
"maps"
"net"
"github.com/LandaMm/hsp-go/hsp"
)
type Client struct {
Duplex *hsp.PacketDuplex
Headers map[string]string
}
func NewClient(headers map[string]string) *Client {
return &Client{
Duplex: nil,
Headers: headers,
}
}
func (c *Client) BuildHeaders(address *hsp.Adddress, df *hsp.DataFormat) map[string]string {
headers := make(map[string]string)
if len(c.Headers) > 0 {
maps.Copy(headers, c.Headers)
}
headers[hsp.H_ROUTE] = address.Route
headers[hsp.H_DATA_FORMAT] = df.String()
return headers
}
func (c *Client) SingleHit(addr *hsp.Adddress, pkt *hsp.Packet) (*hsp.Packet, error) {
conn, err := net.Dial("tcp", addr.String())
if err != nil {
return nil, err
}
c.Duplex = hsp.NewPacketDuplex(conn)
if _, err := c.Duplex.WritePacket(pkt); err != nil {
return nil, err
}
return c.Duplex.ReadPacket()
}
func (c *Client) SendText(address, text string) (*hsp.Response, error) {
addr, err := hsp.ParseAddress(address)
if err != nil {
return nil, err
}
payload := []byte(text)
hdrs := c.BuildHeaders(addr, hsp.TextDataFormat())
pkt := hsp.BuildPacket(hdrs, payload)
rpkt, err := c.SingleHit(addr, pkt)
if err != nil {
return nil, err
}
return hsp.NewPacketResponse(rpkt), nil
}
func (c *Client) SendJson(address string, data any) (*hsp.Response, error) {
addr, err := hsp.ParseAddress(address)
if err != nil {
return nil, err
}
payload, err := json.Marshal(data)
if err != nil {
return nil, err
}
hdrs := c.BuildHeaders(addr, hsp.JsonDataFormat())
pkt := hsp.BuildPacket(hdrs, payload)
rpkt, err := c.SingleHit(addr, pkt)
if err != nil {
return nil, err
}
return hsp.NewPacketResponse(rpkt), nil
}
func (c *Client) SendBytes(address string, data []byte) (*hsp.Response, error) {
addr, err := hsp.ParseAddress(address)
if err != nil {
return nil, err
}
hdrs := c.BuildHeaders(addr, hsp.BytesDataFormat())
pkt := hsp.BuildPacket(hdrs, data)
rpkt, err := c.SingleHit(addr, pkt)
if err != nil {
return nil, err
}
return hsp.NewPacketResponse(rpkt), nil
}