package main

import (
	"encoding/json"
	"log"
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/spf13/viper"
	"github.com/stretchr/testify/assert"
)

func getTestUserCredentials() (string, string) {
	viper.SetConfigFile("../.env")
	viper.AddConfigPath(".")
	viper.AutomaticEnv()
	err := viper.ReadInConfig()
	if err != nil {
		log.Fatalf("Error while reading config file %s", err)
	}
	
	testUser := viper.GetString("TEST_USER")
	testPass := viper.GetString("TEST_PASS")
	return testUser, testPass
}

func TestAuthRoute(t *testing.T) {
	router := setupRouter()
	
	username, password := getTestUserCredentials()

	log.Println("username", username)
	log.Println("password", password)

	w := httptest.NewRecorder()
	req, err := http.NewRequest("POST", "/api/v1/auth", nil)
	if err != nil {
		t.Fatalf("Failed to create request: %v", err)
	}
	req.SetBasicAuth(username, password)
	router.ServeHTTP(w, req)

	assert.Equal(t, http.StatusOK, w.Code, "response should return a 200 code")

	var response map[string]interface{}
	err = json.Unmarshal(w.Body.Bytes(), &response)
	if err != nil {
		t.Fatalf("Failed to unmarshal response: %v", err)
	}
	_, exists := response["token"]
	assert.True(t, exists, "response should return a token")
	if !exists {
		t.Fatalf("response did not contain token")
	}
}

func TestAuthRouteFailure(t *testing.T) {
	router := setupRouter()

	w := httptest.NewRecorder()
	req, _ := http.NewRequest("POST", "/api/v1/auth", nil)
	req.SetBasicAuth("asdf", "asdf")
	router.ServeHTTP(w, req)

	assert.Equal(t, http.StatusUnauthorized, w.Code, "should return a 401 code")
}