/*
 * Copyright (c) 2010-2016 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/extensions/TestFactoryRegistry.h>

#include <Swiften/Elements/Form.h>
#include <Swiften/Parser/PayloadParsers/UnitTest/PayloadsParserTester.h>

using namespace Swift;

class FormParserTest : public CppUnit::TestFixture {
        CPPUNIT_TEST_SUITE(FormParserTest);
        CPPUNIT_TEST(testParse_FormInformation);
        CPPUNIT_TEST(testParse_FormLayout);
        CPPUNIT_TEST(testParse);
        CPPUNIT_TEST(testParse_FormItems);
        CPPUNIT_TEST_SUITE_END();

    public:
        void testParse_FormInformation() {
            PayloadsParserTester parser;

            CPPUNIT_ASSERT(parser.parse(
                "<x type=\"submit\" xmlns=\"jabber:x:data\">"
                        "<title>Bot Configuration</title>"
                        "<instructions>Hello!</instructions>"
                        "<instructions>Fill out this form to configure your new bot!</instructions>"
                    "</x>"
                ));

            Form* payload = dynamic_cast<Form*>(parser.getPayload().get());
            CPPUNIT_ASSERT(payload);
            CPPUNIT_ASSERT_EQUAL(std::string("Bot Configuration"), payload->getTitle());
            CPPUNIT_ASSERT_EQUAL(std::string("Hello!\nFill out this form to configure your new bot!"), payload->getInstructions());
            CPPUNIT_ASSERT_EQUAL(Form::SubmitType, payload->getType());
        }

        void testParse_FormLayout() {
            PayloadsParserTester parser;

            // P1 = page one, S1 = section one, F1 = field one, T1 = text one
            CPPUNIT_ASSERT(parser.parse(
                "<x type=\"form\" xmlns=\"jabber:x:data\">"
                    "<page label=\"P1\" xmlns=\"http://jabber.org/protocol/xdata-layout\">"
                        "<reportedref/>"
                        "<text>P1T1</text>"
                        "<fieldref var=\"P1F1\"/>"
                        "<section label=\"P1S1\">"
                            "<text>P1S1T1</text>"
                            "<fieldref var=\"P1S1F1\"/>"
                        "</section>"
                    "</page>"
                    "<page label=\"P2\" xmlns=\"http://jabber.org/protocol/xdata-layout\">"
                        "<section label=\"P2S1\">"
                            "<section label=\"P2S2\">"
                                "<section label=\"P2S3\"/>"
                            "</section>"
                        "</section>"
                    "</page>"
                    "<field label=\"field one\" type=\"text-single\" var=\"P1F1\"/>"
                    "<field label=\"field two\" type=\"text-single\" var=\"P1S1F1\"/>"
                "</x>"));

            Form* payload = dynamic_cast<Form*>(parser.getPayload().get());
            CPPUNIT_ASSERT(payload);
            CPPUNIT_ASSERT_EQUAL(0, static_cast<int>(payload->getFields().size()));
            // PAGE ONE - parsing of element types
            CPPUNIT_ASSERT_EQUAL(std::string("P1"), payload->getPages()[0]->getLabel());
            CPPUNIT_ASSERT(payload->getPages()[0]->getReportedRefs()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("P1T1"), payload->getPages()[0]->getTextElements()[0]->getTextString());
            CPPUNIT_ASSERT_EQUAL(std::string("P1F1"), payload->getPages()[0]->getFields()[0]->getName());
            CPPUNIT_ASSERT_EQUAL(std::string("P1S1"), payload->getPages()[0]->getChildSections()[0]->getLabel());
            CPPUNIT_ASSERT_EQUAL(std::string("P1S1T1"), payload->getPages()[0]->getChildSections()[0]->getTextElements()[0]->getTextString());
            CPPUNIT_ASSERT_EQUAL(std::string("P1S1F1"), payload->getPages()[0]->getChildSections()[0]->getFields()[0]->getName());
            // PAGE TWO - parsing of nested elements
            CPPUNIT_ASSERT_EQUAL(std::string("P2"), payload->getPages()[1]->getLabel());
            CPPUNIT_ASSERT_EQUAL(std::string("P2S1"), payload->getPages()[1]->getChildSections()[0]->getLabel());
            CPPUNIT_ASSERT_EQUAL(std::string("P2S2"), payload->getPages()[1]->getChildSections()[0]->getChildSections()[0]->getLabel());
            CPPUNIT_ASSERT_EQUAL(std::string("P2S3"), payload->getPages()[1]->getChildSections()[0]->getChildSections()[0]->getChildSections()[0]->getLabel());
        }

        void testParse() {
            PayloadsParserTester parser;

            CPPUNIT_ASSERT(parser.parse(
                "<x type=\"form\" xmlns=\"jabber:x:data\">"
                        "<field type=\"hidden\" var=\"FORM_TYPE\">"
                            "<value>jabber:bot</value>"
                        "</field>"
                        "<field type=\"fixed\"><value>Section 1: Bot Info</value></field>"
                        "<field label=\"The name of your bot\" type=\"text-single\" var=\"botname\"/>"
                        "<field label=\"Helpful description of your bot\" type=\"text-multi\" var=\"description\"><value>This is a bot.</value><value>A quite good one actually</value></field>"
                        "<field label=\"Public bot?\" type=\"boolean\" var=\"public\">"
                            "<required/>"
                            "<value>1</value>"
                        "</field>"
                        "<field label=\"Password for special access\" type=\"text-private\" var=\"password\"/>"
                        "<field label=\"What features will the bot support?\" type=\"list-multi\" var=\"features\">"
                            "<option label=\"Contests\"><value>contests</value></option>"
                            "<option label=\"News\"><value>news</value></option>"
                            "<option label=\"Polls\"><value>polls</value></option>"
                            "<option label=\"Reminders\"><value>reminders</value></option>"
                            "<option label=\"Search\"><value>search</value></option>"
                            "<value>news</value>"
                            "<value>search</value>"
                        "</field>"
                        "<field label=\"Maximum number of subscribers\" type=\"list-single\" var=\"maxsubs\">"
                            "<value>20</value>"
                            "<option label=\"10\"><value>10</value></option>"
                            "<option label=\"20\"><value>20</value></option>"
                            "<option label=\"30\"><value>30</value></option>"
                            "<option label=\"50\"><value>50</value></option>"
                            "<option label=\"100\"><value>100</value></option>"
                            "<option label=\"None\"><value>none</value></option>"
                        "</field>"
                        "<field label=\"People to invite\" type=\"jid-multi\" var=\"invitelist\">"
                            "<desc>Tell all your friends about your new bot!</desc>"
                            "<value>foo@bar.com</value>"
                            "<value>baz@fum.org</value>"
                        "</field>"
                        "<field var=\"untyped\">"
                            "<value>foo</value>"
                        "</field>"
                    "</x>"));

            Form* payload = dynamic_cast<Form*>(parser.getPayload().get());
            CPPUNIT_ASSERT(payload);

            CPPUNIT_ASSERT_EQUAL(10, static_cast<int>(payload->getFields().size()));
            CPPUNIT_ASSERT_EQUAL(std::string("jabber:bot"), payload->getFields()[0]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("FORM_TYPE"), payload->getFields()[0]->getName());
            CPPUNIT_ASSERT(!payload->getFields()[0]->getRequired());

            CPPUNIT_ASSERT_EQUAL(std::string("Section 1: Bot Info"), payload->getFields()[1]->getValues()[0]);

            CPPUNIT_ASSERT_EQUAL(std::string("The name of your bot"), payload->getFields()[2]->getLabel());

            CPPUNIT_ASSERT_EQUAL(std::string("This is a bot.\nA quite good one actually"), payload->getFields()[3]->getTextMultiValue());

            CPPUNIT_ASSERT_EQUAL(true, payload->getFields()[4]->getBoolValue());
            CPPUNIT_ASSERT(payload->getFields()[4]->getRequired());
            CPPUNIT_ASSERT_EQUAL(std::string("1"),  payload->getFields()[4]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(2, static_cast<int>(payload->getFields()[6]->getValues().size()));
            CPPUNIT_ASSERT_EQUAL(std::string("news"), payload->getFields()[6]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("search"), payload->getFields()[6]->getValues()[1]);
            CPPUNIT_ASSERT_EQUAL(5, static_cast<int>(payload->getFields()[6]->getOptions().size()));
            CPPUNIT_ASSERT_EQUAL(std::string("Contests"), payload->getFields()[6]->getOptions()[0].label);
            CPPUNIT_ASSERT_EQUAL(std::string("contests"), payload->getFields()[6]->getOptions()[0].value);
            CPPUNIT_ASSERT_EQUAL(std::string("News"), payload->getFields()[6]->getOptions()[1].label);
            CPPUNIT_ASSERT_EQUAL(std::string("news"), payload->getFields()[6]->getOptions()[1].value);

            CPPUNIT_ASSERT_EQUAL(std::string("20"), payload->getFields()[7]->getValues()[0]);

            CPPUNIT_ASSERT_EQUAL(JID("foo@bar.com"), payload->getFields()[8]->getJIDMultiValue(0));
            CPPUNIT_ASSERT_EQUAL(JID("baz@fum.org"), payload->getFields()[8]->getJIDMultiValue(1));
            CPPUNIT_ASSERT_EQUAL(std::string("Tell all your friends about your new bot!"), payload->getFields()[8]->getDescription());

            CPPUNIT_ASSERT_EQUAL(std::string("foo"), payload->getFields()[9]->getValues()[0]);
        }

        void testParse_FormItems() {
            PayloadsParserTester parser;

            CPPUNIT_ASSERT(parser.parse(
                "<x xmlns='jabber:x:data' type='result'>"
                    "<field type='hidden' var='FORM_TYPE'>"
                        "<value>jabber:iq:search</value>"
                    "</field>"
                    "<reported>"
                        "<field var='first' label='Given Name' type='text-single'/>"
                        "<field var='last' label='Family Name' type='text-single'/>"
                        "<field var='jid' label='Jabber ID' type='jid-single'/>"
                        "<field var='x-gender' label='Gender' type='list-single'/>"
                    "</reported>"
                    "<item>"
                        "<field var='first'><value>Benvolio</value></field>"
                        "<field var='last'><value>Montague</value></field>"
                        "<field var='jid'><value>benvolio@montague.net</value></field>"
                        "<field var='x-gender'><value>male</value></field>"
                    "</item>"
                    "<item>"
                        "<field var='first'><value>Romeo</value></field>"
                        "<field var='last'><value>Montague</value></field>"
                        "<field var='jid'><value>romeo@montague.net</value></field>"
                        "<field var='x-gender'><value>male</value></field>"
                    "</item>"
                "</x>"));

            Form* dataForm = dynamic_cast<Form*>(parser.getPayload().get());
            CPPUNIT_ASSERT(dataForm);

            Form::FormItem reported = dataForm->getReportedFields();
            CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(4), reported.size());

            std::vector<Form::FormItem> items = dataForm->getItems();
            CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(2), items.size());

            Form::FormItem item = items[0];
            CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(4), item.size());

            CPPUNIT_ASSERT_EQUAL(std::string("Benvolio"), item[0]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("first"), item[0]->getName());
            CPPUNIT_ASSERT_EQUAL(std::string("Montague"), item[1]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("last"), item[1]->getName());
            std::shared_ptr<FormField> jidField = item[2];
            CPPUNIT_ASSERT_EQUAL(JID("benvolio@montague.net"), jidField->getJIDSingleValue());
            CPPUNIT_ASSERT_EQUAL(std::string("jid"), item[2]->getName());
            CPPUNIT_ASSERT_EQUAL(std::string("male"), item[3]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("x-gender"), item[3]->getName());

            item = items[1];
            CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(4), item.size());

            CPPUNIT_ASSERT_EQUAL(std::string("Romeo"), item[0]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("first"), item[0]->getName());
            CPPUNIT_ASSERT_EQUAL(std::string("Montague"), item[1]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("last"), item[1]->getName());
            jidField = item[2];
            CPPUNIT_ASSERT(jidField);
            CPPUNIT_ASSERT_EQUAL(JID("romeo@montague.net"), jidField->getJIDSingleValue());
            CPPUNIT_ASSERT_EQUAL(std::string("jid"), item[2]->getName());
            CPPUNIT_ASSERT_EQUAL(std::string("male"), item[3]->getValues()[0]);
            CPPUNIT_ASSERT_EQUAL(std::string("x-gender"), item[3]->getName());
        }
};

CPPUNIT_TEST_SUITE_REGISTRATION(FormParserTest);