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api.go
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api.go
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package api
//go:generate go run github.com/deepmap/oapi-codegen/cmd/oapi-codegen --package=api -generate=types -o ./openapi.gen.go ../../config/openapi.yml
import (
"errors"
"net/http"
"net/url"
"github.com/anchordotdev/cli"
"github.com/anchordotdev/cli/keyring"
)
var (
ErrSignedOut = errors.New("sign in required")
)
// TODO: maybe make this return a real client, not an http.Client
func Client(cfg *cli.Config) (*http.Client, error) {
client := &http.Client{
Transport: urlRewriter{
RoundTripper: new(http.Transport),
URL: cfg.API.URL,
},
}
apiToken := cfg.API.Token
if apiToken == "" {
var err error
if apiToken, err = keyring.Get(cfg, keyring.APIToken); err == keyring.ErrNotFound {
return client, ErrSignedOut
} else if err != nil {
return nil, err
}
}
client.Transport = basicAuther{
RoundTripper: client.Transport,
PAT: apiToken,
}
return client, nil
}
type basicAuther struct {
http.RoundTripper
PAT string
}
func (r basicAuther) RoundTrip(req *http.Request) (*http.Response, error) {
if r.PAT != "" {
req.SetBasicAuth(r.PAT, "")
}
return r.RoundTripper.RoundTrip(req)
}
type urlRewriter struct {
http.RoundTripper
URL string
}
func (r urlRewriter) RoundTrip(req *http.Request) (*http.Response, error) {
u, err := url.Parse(r.URL)
if err != nil {
return nil, err
}
if u, err = u.Parse(req.URL.Path); err != nil {
return nil, err
}
req.URL = u
return r.RoundTripper.RoundTrip(req)
}