package controller

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

	"github.com/QuantumNous/new-api/model"
	"github.com/glebarez/sqlite"
	"github.com/stretchr/testify/require"
	"github.com/tidwall/gjson"
	"gorm.io/gorm"
)

type manxueTestTransport func(*http.Request) (*http.Response, error)

func (f manxueTestTransport) RoundTrip(r *http.Request) (*http.Response, error) { return f(r) }

func TestManxuePublicDetectionResumesAndReturnsPublicURL(t *testing.T) {
	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
	require.NoError(t, err)
	conn, err := db.DB()
	require.NoError(t, err)
	conn.SetMaxOpenConns(1)
	oldDB, oldTransport := model.DB, http.DefaultTransport
	model.DB = db
	t.Cleanup(func() { model.DB = oldDB; http.DefaultTransport = oldTransport; _ = conn.Close() })
	require.NoError(t, db.AutoMigrate(&model.DetectionRun{}))
	configCalls, createCalls := 0, 0
	http.DefaultTransport = manxueTestTransport(func(r *http.Request) (*http.Response, error) {
		w := httptest.NewRecorder()
		w.Header().Set("Content-Type", "application/json")
		switch r.URL.Path {
		case "/api/visitor/config":
			configCalls++
			http.SetCookie(w, &http.Cookie{Name: "gallery_visitor", Value: "test-session", Path: "/api/visitor/", Secure: true, HttpOnly: true})
			_, _ = w.WriteString(`{"prompt":"pelican"}`)
		case "/api/visitor/tests":
			createCalls++
			cookie, err := r.Cookie("gallery_visitor")
			require.NoError(t, err)
			require.Equal(t, "test-session", cookie.Value)
			require.Equal(t, "stable-key", r.Header.Get("Idempotency-Key"))
			var body map[string]any
			require.NoError(t, json.NewDecoder(r.Body).Decode(&body))
			require.Equal(t, true, body["public"])
			_, _ = w.WriteString(`{"id":"remote-one","status":"running"}`)
		case "/api/visitor/tests/remote-one":
			_, err := r.Cookie("gallery_visitor")
			require.NoError(t, err)
			_, _ = w.WriteString(`{"status":"succeeded","public_id":"community-one","result":{"html":"<html>pelican</html>"}}`)
		case "/api/v1/tests/legacy":
			require.Empty(t, r.Header.Get("Cookie"))
			_, _ = w.WriteString(`{"status":"succeeded"}`)
		default:
			t.Fatalf("unexpected path: %s", r.URL.Path)
		}
		return w.Result(), nil
	})
	run := model.DetectionRun{ID: "public-test", RequestKey: "public-test", Kind: "pelican"}
	require.NoError(t, db.Create(&run).Error)
	input := map[string]any{"benchmark": "pelican"}
	_, err = manxueRunRequest(context.Background(), &run, http.MethodPost, "/api/v1/tests", input, "stable-key")
	require.NoError(t, err)
	require.NotContains(t, input, "public")
	var resumed model.DetectionRun
	require.NoError(t, db.First(&resumed, "id = ?", run.ID).Error)
	resumed.RemoteID = "remote-one"
	result, err := manxueRunRequest(context.Background(), &resumed, http.MethodGet, "/api/v1/tests/remote-one", nil, "")
	require.NoError(t, err)
	require.Equal(t, "https://manxue.ai/?result=community-one", manxueArtworkURL(result))
	require.Equal(t, 1, configCalls)
	require.Equal(t, 1, createCalls)
	legacy := model.DetectionRun{RemoteID: "legacy"}
	_, err = manxueRunRequest(context.Background(), &legacy, http.MethodGet, "/api/v1/tests/legacy", nil, "")
	require.NoError(t, err)
	require.Empty(t, manxueArtworkURL(gjson.Parse(`{"id":"private","public":false}`)))
}