package management

import (
	"net/http"
	"testing"

	"github.com/router-for-me/CLIProxyAPI/v6/internal/config"
	coreauth "github.com/router-for-me/CLIProxyAPI/v6/sdk/cliproxy/auth"
	sdkconfig "github.com/router-for-me/CLIProxyAPI/v6/sdk/config"
)

func TestAPICallTransportDirectBypassesGlobalProxy(t *testing.T) {
	t.Parallel()

	h := &Handler{
		cfg: &config.Config{
			SDKConfig: sdkconfig.SDKConfig{ProxyURL: "http://global-proxy.example.com:8080"},
		},
	}

	transport := h.apiCallTransport(&coreauth.Auth{ProxyURL: "direct"})
	httpTransport, ok := transport.(*http.Transport)
	if !ok {
		t.Fatalf("transport type = %T, want *http.Transport", transport)
	}
	if httpTransport.Proxy != nil {
		t.Fatal("expected direct transport to disable proxy function")
	}
}

func TestAPICallTransportInvalidAuthFallsBackToGlobalProxy(t *testing.T) {
	t.Parallel()

	h := &Handler{
		cfg: &config.Config{
			SDKConfig: sdkconfig.SDKConfig{ProxyURL: "http://global-proxy.example.com:8080"},
		},
	}

	transport := h.apiCallTransport(&coreauth.Auth{ProxyURL: "bad-value"})
	httpTransport, ok := transport.(*http.Transport)
	if !ok {
		t.Fatalf("transport type = %T, want *http.Transport", transport)
	}

	req, errRequest := http.NewRequest(http.MethodGet, "https://example.com", nil)
	if errRequest != nil {
		t.Fatalf("http.NewRequest returned error: %v", errRequest)
	}

	proxyURL, errProxy := httpTransport.Proxy(req)
	if errProxy != nil {
		t.Fatalf("httpTransport.Proxy returned error: %v", errProxy)
	}
	if proxyURL == nil || proxyURL.String() != "http://global-proxy.example.com:8080" {
		t.Fatalf("proxy URL = %v, want http://global-proxy.example.com:8080", proxyURL)
	}
}