package middleware

import (
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/gin-gonic/gin"
	"github.com/stretchr/testify/assert"

	"github.com/gochat/gochat/internal/auth"
)

func TestSessionMiddleware_SkipPath(t *testing.T) {
	gin.SetMode(gin.TestMode)
	store := &auth.SessionStore{}
	cfg := DefaultSessionMiddlewareConfig()
	r := gin.New()
	r.Use(SessionMiddleware(store, cfg))
	r.GET("/health", func(c *gin.Context) { c.JSON(200, gin.H{"ok": true}) })

	w := httptest.NewRecorder()
	req := httptest.NewRequest(http.MethodGet, "/health", nil)
	r.ServeHTTP(w, req)
	assert.Equal(t, 200, w.Code)
}

func TestSessionMiddleware_NoSessionHeader(t *testing.T) {
	gin.SetMode(gin.TestMode)
	store := &auth.SessionStore{}
	cfg := DefaultSessionMiddlewareConfig()
	r := gin.New()
	r.Use(func(c *gin.Context) { c.Set("user_id", uint(1)); c.Next() })
	r.Use(SessionMiddleware(store, cfg))
	r.GET("/api/v1/test", func(c *gin.Context) { c.JSON(200, gin.H{"ok": true}) })

	w := httptest.NewRecorder()
	req := httptest.NewRequest(http.MethodGet, "/api/v1/test", nil)
	r.ServeHTTP(w, req)
	// No session header — middleware should pass through (session enrichment is optional)
	assert.Equal(t, 200, w.Code)
}

func TestDefaultSessionMiddlewareConfig(t *testing.T) {
	cfg := DefaultSessionMiddlewareConfig()
	assert.Equal(t, "X-Session-ID", cfg.SessionHeader)
	assert.Contains(t, cfg.SkipPaths, "/health")
	assert.Contains(t, cfg.SkipPaths, "/api/v1/auth/login")
}