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client.go
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client.go
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package refasthttp
import (
"github.com/remicro/api/cloud/balancer"
"github.com/remicro/api/logging"
"github.com/remicro/api/net/rehttp"
"github.com/remicro/api/serialization"
"github.com/valyala/fasthttp"
)
func New() rehttp.Builder {
return &fastHttpClient{
req: fasthttp.AcquireRequest(),
uri: fasthttp.AcquireURI(),
logger: dummyLogger{},
}
}
type fastHttpClient struct {
url string
method int
decodeType rehttp.ContentType
logger logging.Logger
req *fasthttp.Request
before rehttp.Before
decoder serialization.Decoder
encoder serialization.Encoder
encObj interface{}
decObj interface{}
uri *fasthttp.URI
bln balancer.Balancer
}
func (fhc *fastHttpClient) Balancer(bln balancer.Balancer) rehttp.Builder {
fhc.bln = bln
return fhc
}
func (fhc *fastHttpClient) Service(name string) rehttp.Builder {
node, err := fhc.bln.Find(name)
if err != nil {
return fhc
}
fhc.uri.Parse(nil, []byte(node.Address()))
return fhc
}
func (fhc *fastHttpClient) Logger(logger logging.Logger) rehttp.Builder {
fhc.logger = logger
return fhc
}
func (fhc *fastHttpClient) DecodeType(contentType rehttp.ContentType) rehttp.Builder {
fhc.decodeType = contentType
return fhc
}
func (fhc *fastHttpClient) Address(address string) rehttp.Builder {
fhc.uri.Parse(nil, []byte(address))
return fhc
}
func (fhc *fastHttpClient) PUT(url string) rehttp.Builder {
fhc.uri.SetPath(url)
fhc.req.Header.SetMethod("PUT")
return fhc
}
func (fhc *fastHttpClient) ToEncode(object interface{}) rehttp.Builder {
fhc.encObj = object
return fhc
}
func (fhc *fastHttpClient) ToDecode(object interface{}) rehttp.Builder {
fhc.decObj = object
return fhc
}
func (fhc *fastHttpClient) Encoder(encoder serialization.Encoder) rehttp.Builder {
fhc.encoder = encoder
return fhc
}
func (fhc *fastHttpClient) Decoder(decoder serialization.Decoder) rehttp.Builder {
fhc.decoder = decoder
return fhc
}
func (fhc *fastHttpClient) GET(u string) rehttp.Builder {
fhc.uri.SetPath(u)
return fhc
}
func (fhc *fastHttpClient) POST(u string) rehttp.Builder {
fhc.uri.SetPath(u)
fhc.req.Header.SetMethod("POST")
return fhc
}
func (fhc *fastHttpClient) DELETE(u string) rehttp.Builder {
fhc.uri.SetPath(u)
fhc.req.Header.SetMethod("DELETE")
return fhc
}
func (fhc *fastHttpClient) PATCH(u string) rehttp.Builder {
fhc.uri.SetPath(u)
fhc.req.Header.SetMethod("PATCH")
return fhc
}
func (fhc *fastHttpClient) OPTIONS(u string) rehttp.Builder {
fhc.uri.SetPath(u)
fhc.req.Header.SetMethod("OPTIONS")
return fhc
}
func (fhc *fastHttpClient) QueryParam(key, value string) rehttp.Builder {
fhc.uri.QueryArgs().Set(key, value)
return fhc
}
func (fhc *fastHttpClient) ContentType(contentType rehttp.ContentType) rehttp.Builder {
fhc.req.Header.SetContentType(string(contentType))
return fhc
}
func (fhc *fastHttpClient) Header(key, value string) rehttp.Builder {
fhc.req.Header.Set(key, value)
return fhc
}
func (fhc *fastHttpClient) Cookie(key string, value []byte) rehttp.Builder {
fhc.req.Header.SetCookieBytesKV([]byte(key), value)
return fhc
}
func (fhc *fastHttpClient) Before(before rehttp.Before) rehttp.Builder {
fhc.before = before
return fhc
}
func (fhc *fastHttpClient) Go() (response rehttp.Response, err error) {
resp := fasthttp.AcquireResponse()
client := &fasthttp.Client{}
if fhc.encObj != nil && fhc.encoder != nil {
var data []byte
data, err = fhc.encoder.Encode(fhc.encObj)
if err != nil {
fhc.logger.Debug().Log("can't encode object for request")
return
}
fhc.req.SetBody(data)
}
if fhc.decodeType != "" {
fhc.req.Header.Add("Accept", fhc.decodeType.String())
}
fhc.req.SetRequestURIBytes(fhc.uri.FullURI())
if fhc.before != nil {
fhc.before(fhc, string(fhc.uri.FullURI()), fhc.req.Body())
}
err = client.Do(fhc.req, resp)
if err != nil {
return
}
response = &responseImpl{
response: resp,
}
if fhc.decObj != nil && fhc.decoder != nil && string(resp.Header.ContentType()) == fhc.decodeType.String() {
err = fhc.decoder.Decode(fhc.decObj, resp.Body())
if err != nil {
fhc.logger.Debug().
Int("status", response.Status()).
String("content-type", string(resp.Header.ContentType())).
Log("can't decode response")
}
}
return
}