/
api.go
77 lines (61 loc) · 1.71 KB
/
api.go
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package pkg
import (
"errors"
"fmt"
"net/http"
"net/url"
"time"
"github.com/avanibbles/flowflow/internal"
httptransport "github.com/go-openapi/runtime/client"
"go.uber.org/zap"
"github.com/avanibbles/flowflow/pkg/client"
"github.com/avanibbles/flowflow/pkg/config"
)
func NewApiClient(config *config.Config) (*client.Flowflowclient, error) {
if config.Client == nil {
return nil, errors.New("client not configured")
}
clientUrl, err := url.Parse(config.Client.Host)
if err != nil {
return nil, err
}
transport := httptransport.New(clientUrl.Host, clientUrl.Path, []string{clientUrl.Scheme})
setMiddleware(transport)
return client.New(transport, nil), nil
}
type apiClientMiddleware struct {
inner http.RoundTripper
userAgent string
debug bool
logger *zap.Logger
}
func (u *apiClientMiddleware) RoundTrip(r *http.Request) (*http.Response, error) {
r.Header.Set("User-Agent", u.userAgent)
if u.debug {
u.logger.Info("api client request",
zap.String("path", r.URL.EscapedPath()),
zap.String("method", r.Method),
zap.String("host", r.Host))
start := time.Now()
resp, err := u.inner.RoundTrip(r)
elapsed := time.Since(start)
if err != nil {
u.logger.Info("api client response error", zap.Error(err))
} else {
u.logger.Info("api client response",
zap.String("status", resp.Status),
zap.Duration("elapsed", elapsed))
}
return resp, err
}
return u.inner.RoundTrip(r)
}
func setMiddleware(r *httptransport.Runtime) {
rt := &apiClientMiddleware{
inner: r.Transport,
userAgent: fmt.Sprintf("flowflow-golang-client/%s", internal.Version),
debug: true,
logger: internal.GetLogger().With(zap.String("component", "apiClient")),
}
r.Transport = rt
}