package httpapi

import (
	"io"
	"log/slog"
	"net/http/httptest"
	"strings"
	"testing"
	"time"

	"calllinesystem/server/internal/config"
)

func TestInternalPhoneLookupRejectsPublicNetwork(t *testing.T) {
	server := internalRouteTestServer()
	recorder := httptest.NewRecorder()
	request := httptest.NewRequest("POST", "/api/internal/status/search", strings.NewReader(`{"phone":"13800138000"}`))
	request.RemoteAddr = "203.0.113.8:42000"
	request.Header.Set("X-Forwarded-For", "10.0.0.8")

	server.Handler().ServeHTTP(recorder, request)

	if recorder.Code != 403 {
		t.Fatalf("public network status = %d, want 403", recorder.Code)
	}
	if !strings.Contains(recorder.Body.String(), `"code":"INTERNAL_NETWORK_REQUIRED"`) {
		t.Fatalf("unexpected response: %s", recorder.Body.String())
	}
}

func TestInternalPhoneLookupIsAvailableInProductionFromPrivateNetwork(t *testing.T) {
	server := internalRouteTestServer()
	recorder := httptest.NewRecorder()
	request := httptest.NewRequest("POST", "/api/internal/status/search", strings.NewReader(`{"phone":"123"}`))
	request.RemoteAddr = "10.23.4.5:42000"

	server.Handler().ServeHTTP(recorder, request)

	if recorder.Code != 422 {
		t.Fatalf("private network invalid phone status = %d, want 422", recorder.Code)
	}
}

func internalRouteTestServer() *Server {
	return &Server{
		config: config.Config{Environment: "production"},
		logger: slog.New(slog.NewTextHandler(io.Discard, nil)),
		now:    func() time.Time { return time.Unix(100, 0).UTC() },
	}
}