package redis

import (
	"context"
	"fmt"
	"net/http"
	"net/http/httptest"
	"os"
	"testing"
	"time"

	"github.com/stretchr/testify/assert"

	"github.com/astaxie/beego/server/web/session"
)

func TestRedis(t *testing.T) {
	sessionConfig := &session.ManagerConfig{
		CookieName:      "gosessionid",
		EnableSetCookie: true,
		Gclifetime:      3600,
		Maxlifetime:     3600,
		Secure:          false,
		CookieLifeTime:  3600,
	}

	redisAddr := os.Getenv("REDIS_ADDR")
	if redisAddr == "" {
		redisAddr = "127.0.0.1:6379"
	}

	sessionConfig.ProviderConfig = fmt.Sprintf("%s,100,,0,30", redisAddr)
	globalSession, err := session.NewManager("redis", sessionConfig)
	if err != nil {
		t.Fatal("could not create manager:", err)
	}

	go globalSession.GC()

	r, _ := http.NewRequest("GET", "/", nil)
	w := httptest.NewRecorder()

	sess, err := globalSession.SessionStart(w, r)
	if err != nil {
		t.Fatal("session start failed:", err)
	}
	defer sess.SessionRelease(nil, w)

	// SET AND GET
	err = sess.Set(nil, "username", "astaxie")
	if err != nil {
		t.Fatal("set username failed:", err)
	}
	username := sess.Get(nil, "username")
	if username != "astaxie" {
		t.Fatal("get username failed")
	}

	// DELETE
	err = sess.Delete(nil, "username")
	if err != nil {
		t.Fatal("delete username failed:", err)
	}
	username = sess.Get(nil, "username")
	if username != nil {
		t.Fatal("delete username failed")
	}

	// FLUSH
	err = sess.Set(nil, "username", "astaxie")
	if err != nil {
		t.Fatal("set failed:", err)
	}
	err = sess.Set(nil, "password", "1qaz2wsx")
	if err != nil {
		t.Fatal("set failed:", err)
	}
	username = sess.Get(nil, "username")
	if username != "astaxie" {
		t.Fatal("get username failed")
	}
	password := sess.Get(nil, "password")
	if password != "1qaz2wsx" {
		t.Fatal("get password failed")
	}
	err = sess.Flush(nil)
	if err != nil {
		t.Fatal("flush failed:", err)
	}
	username = sess.Get(nil, "username")
	if username != nil {
		t.Fatal("flush failed")
	}
	password = sess.Get(nil, "password")
	if password != nil {
		t.Fatal("flush failed")
	}

	sess.SessionRelease(nil, w)
}

func TestProvider_SessionInit(t *testing.T) {

	savePath := `
{ "save_path": "my save path", "idle_timeout": "3s"}
`
	cp := &Provider{}
	cp.SessionInit(context.Background(), 12, savePath)
	assert.Equal(t, "my save path", cp.SavePath)
	assert.Equal(t, 3*time.Second, cp.idleTimeout)
	assert.Equal(t, int64(12), cp.maxlifetime)
}