package handler

import (
	"encoding/json"
	"net/http/httptest"
	"strconv"
	"strings"
	"testing"
	"time"

	"affiliate_dash/internal/service"

	"github.com/gin-gonic/gin"
)

func TestDCAuthAuthorizeOldClientVersionReturns426(t *testing.T) {
	gin.SetMode(gin.TestMode)
	h := NewDCAuthHandler(service.NewDCAuthService(nil))
	r := gin.New()
	r.POST("/api/dcauth/authorize", h.Authorize)

	body := `{
		"app":"affiliate_dash",
		"challengeId":"challenge-id",
		"challenge":"challenge-value",
		"deviceId":"D1-ABCDEFGH",
		"publicKey":"YWJj",
		"signature":"ZGVm",
		"timestamp":` + strconv.FormatInt(time.Now().Unix(), 10) + `,
		"clientVersion":"1.9.9"
	}`
	req := httptest.NewRequest("POST", "/api/dcauth/authorize", strings.NewReader(body))
	req.Header.Set("Content-Type", "application/json")
	w := httptest.NewRecorder()
	r.ServeHTTP(w, req)

	if w.Code != 426 {
		t.Fatalf("expected 426, got %d: %s", w.Code, w.Body.String())
	}
	var payload struct {
		Code    string `json:"code"`
		Message string `json:"message"`
	}
	if err := json.Unmarshal(w.Body.Bytes(), &payload); err != nil {
		t.Fatalf("decode body: %v", err)
	}
	if payload.Code != "client_outdated" {
		t.Fatalf("expected client_outdated, got %q", payload.Code)
	}
}