package web

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

	"gardomatic.kleiax.de/lib/client"
)

func TestWebPathBuildsRegisteredRoutes(t *testing.T) {
	tests := []struct {
		name   string
		params []any
		want   string
	}{
		{"home", nil, "/"},
		{"garden.dashboard", []any{3}, "/g/3"},
		{"plant.edit", []any{3, 7}, "/g/3/plants/edit/7"},
		{"account.session.delete", []any{"session/with slash"}, "/account/sessions/session%2Fwith%20slash/delete"},
	}
	for _, test := range tests {
		if got := webPath(test.name, test.params...); got != test.want {
			t.Errorf("webPath(%q): got %q, want %q", test.name, got, test.want)
		}
	}
}

func TestPathWithQueryEncodesValues(t *testing.T) {
	got := pathWithQuery(webPath("location.new", 3), "return_to", webPath("plant.new", 3), "name", "Süd Beet")
	want := "/g/3/locations/new?name=S%C3%BCd+Beet&return_to=%2Fg%2F3%2Fplants%2Fnew"
	if got != want {
		t.Fatalf("got %q, want %q", got, want)
	}
}

func TestSafeReturnPath(t *testing.T) {
	tests := []struct {
		name  string
		value string
		want  string
	}{
		{name: "local path", value: "/invite?token=abc", want: "/invite?token=abc"},
		{name: "absolute URL", value: "https://example.com/phishing"},
		{name: "scheme relative URL", value: "//example.com/phishing"},
		{name: "backslash", value: `/\\example.com/phishing`},
		{name: "encoded backslash", value: `/%5C%5Cexample.com/phishing`},
		{name: "encoded leading slashes", value: `/%2F%2Fexample.com/phishing`},
		{name: "relative path", value: "invite?token=abc"},
	}
	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			if got := safeReturnPath(test.value); got != test.want {
				t.Errorf("safeReturnPath(%q): got %q, want %q", test.value, got, test.want)
			}
		})
	}
}

func TestGardenAwareAdminPaths(t *testing.T) {
	garden := &client.Garden{ID: 3}
	if got := gardenAwarePath(webPath("admin.role.new"), garden); got != "/admin/roles/new?garden=3" {
		t.Fatalf("gardenAwarePath: got %q", got)
	}
	request := httptest.NewRequest("POST", "/admin/test-mail?garden=3", nil)
	if got := adminPath(request, "#mail-settings", "test-mail", "sent"); got != "/admin?garden=3&test-mail=sent#mail-settings" {
		t.Fatalf("adminPath: got %q", got)
	}
}

func TestEveryRoutePatternStartsWithSlash(t *testing.T) {
	for name, pattern := range webRoutes {
		if pattern == "" || pattern[0] != '/' {
			t.Errorf("route %q has invalid pattern %q", name, pattern)
		}
	}
}