/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package main

import (
	"bytes"
	"context"
	"flag"
	"fmt"
	t "log"
	"reflect"

	"github.com/apache/thrift/lib/go/thrift"
	"github.com/apache/thrift/test/go/src/common"
	"github.com/apache/thrift/test/go/src/gen/thrifttest"
)

var host = flag.String("host", "localhost", "Host to connect")
var port = flag.Int64("port", 9090, "Port number to connect")
var domain_socket = flag.String("domain-socket", "", "Domain Socket (e.g. /tmp/thrifttest.thrift), instead of host and port")
var transport = flag.String("transport", "buffered", "Transport: buffered, framed, http, zlib")
var _ = flag.Bool("zlib", false, "For compatibility. Ignored.")
var protocol = flag.String("protocol", "binary", "Protocol: binary, compact, json")
var ssl = flag.Bool("ssl", false, "Encrypted Transport using SSL")
var testloops = flag.Int("testloops", 1, "Number of Tests")

func main() {
	flag.Parse()
	addr := *domain_socket
	if addr == "" {
		addr = fmt.Sprintf("%s:%d", *host, *port)
	}
	client, _, err := common.StartClient(addr, *transport, *protocol, *ssl)
	if err != nil {
		t.Fatalf("Unable to start client: ", err)
	}
	for range *testloops {
		callEverything(client)
	}
}

var rmapmap = map[int32]map[int32]int32{
	-4: {-4: -4, -3: -3, -2: -2, -1: -1},
	4:  {4: 4, 3: 3, 2: 2, 1: 1},
}

var xxs = &thrifttest.Xtruct{
	StringThing: "Hello2",
	ByteThing:   42,
	I32Thing:    4242,
	I64Thing:    424242,
}

var xcept = &thrifttest.Xception{ErrorCode: 1001, Message: "Xception"}
var defaultCtx = context.Background()

func callEverything(client *thrifttest.ThriftTestClient) {
	var err error
	if err = client.TestVoid(defaultCtx); err != nil {
		t.Fatalf("Unexpected error in TestVoid() call: ", err)
	}

	thing, err := client.TestString(defaultCtx, "thing")
	if err != nil {
		t.Fatalf("Unexpected error in TestString() call: ", err)
	}
	if thing != "thing" {
		t.Fatalf("Unexpected TestString() result, expected 'thing' got '%s' ", thing)
	}

	bl, err := client.TestBool(defaultCtx, true)
	if err != nil {
		t.Fatalf("Unexpected error in TestBool() call: ", err)
	}
	if !bl {
		t.Fatalf("Unexpected TestBool() result expected true, got %f ", bl)
	}
	bl, err = client.TestBool(defaultCtx, false)
	if err != nil {
		t.Fatalf("Unexpected error in TestBool() call: ", err)
	}
	if bl {
		t.Fatalf("Unexpected TestBool() result expected false, got %f ", bl)
	}

	b, err := client.TestByte(defaultCtx, 42)
	if err != nil {
		t.Fatalf("Unexpected error in TestByte() call: ", err)
	}
	if b != 42 {
		t.Fatalf("Unexpected TestByte() result expected 42, got %d ", b)
	}

	i32, err := client.TestI32(defaultCtx, 4242)
	if err != nil {
		t.Fatalf("Unexpected error in TestI32() call: ", err)
	}
	if i32 != 4242 {
		t.Fatalf("Unexpected TestI32() result expected 4242, got %d ", i32)
	}

	i64, err := client.TestI64(defaultCtx, 424242)
	if err != nil {
		t.Fatalf("Unexpected error in TestI64() call: ", err)
	}
	if i64 != 424242 {
		t.Fatalf("Unexpected TestI64() result expected 424242, got %d ", i64)
	}

	d, err := client.TestDouble(defaultCtx, 42.42)
	if err != nil {
		t.Fatalf("Unexpected error in TestDouble() call: ", err)
	}
	if d != 42.42 {
		t.Fatalf("Unexpected TestDouble() result expected 42.42, got %f ", d)
	}

	binout := make([]byte, 256)
	for i := range binout {
		binout[i] = byte(i)
	}
	bin, err := client.TestBinary(defaultCtx, binout)
	if err != nil {
		t.Fatalf("TestBinary failed with %v", err)
	}
	if !bytes.Equal(binout, bin) {
		t.Fatalf("Unexpected TestBinary() result expected % 02x, got % 02x ", binout, bin)
	}

	uout := thrift.Tuuid{
		0x00, 0x11, 0x22, 0x33,
		0x44, 0x55,
		0x66, 0x77,
		0x88, 0x99,
		0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
	}
	u, err := client.TestUuid(defaultCtx, uout)
	if err != nil {
		t.Fatalf("TestUuid failed with %v", err)
	}
	if u != uout {
		t.Fatalf("Unexpected TestUuid() result expected %v, got %v", uout, u)
	}

	xs := thrifttest.NewXtruct()
	xs.StringThing = "thing"
	xs.ByteThing = 42
	xs.I32Thing = 4242
	xs.I64Thing = 424242
	xsret, err := client.TestStruct(defaultCtx, xs)
	if err != nil {
		t.Fatalf("Unexpected error in TestStruct() call: ", err)
	}
	if *xs != *xsret {
		t.Fatalf("Unexpected TestStruct() result expected %#v, got %#v ", xs, xsret)
	}

	x2 := thrifttest.NewXtruct2()
	x2.StructThing = xs
	x2ret, err := client.TestNest(defaultCtx, x2)
	if err != nil {
		t.Fatalf("Unexpected error in TestNest() call: ", err)
	}
	if !reflect.DeepEqual(x2, x2ret) {
		t.Fatalf("Unexpected TestNest() result expected %#v, got %#v ", x2, x2ret)
	}

	m := map[int32]int32{1: 2, 3: 4, 5: 42}
	mret, err := client.TestMap(defaultCtx, m)
	if err != nil {
		t.Fatalf("Unexpected error in TestMap() call: ", err)
	}
	if !reflect.DeepEqual(m, mret) {
		t.Fatalf("Unexpected TestMap() result expected %#v, got %#v ", m, mret)
	}

	sm := map[string]string{"a": "2", "b": "blah", "some": "thing"}
	smret, err := client.TestStringMap(defaultCtx, sm)
	if err != nil {
		t.Fatalf("Unexpected error in TestStringMap() call: ", err)
	}
	if !reflect.DeepEqual(sm, smret) {
		t.Fatalf("Unexpected TestStringMap() result expected %#v, got %#v ", sm, smret)
	}

	s := []int32{1, 2, 42}
	sret, err := client.TestSet(defaultCtx, s)
	if err != nil {
		t.Fatalf("Unexpected error in TestSet() call: ", err)
	}
	// Sets can be in any order, but Go slices are ordered, so reflect.DeepEqual won't work.
	stemp := map[int32]struct{}{}
	for _, val := range s {
		stemp[val] = struct{}{}
	}
	for _, val := range sret {
		if _, ok := stemp[val]; !ok {
			t.Fatalf("Unexpected TestSet() result expected %#v, got %#v ", s, sret)
		}
	}

	l := []int32{1, 2, 42}
	lret, err := client.TestList(defaultCtx, l)
	if err != nil {
		t.Fatalf("Unexpected error in TestList() call: ", err)
	}
	if !reflect.DeepEqual(l, lret) {
		t.Fatalf("Unexpected TestList() result expected %#v, got %#v ", l, lret)
	}

	eret, err := client.TestEnum(defaultCtx, thrifttest.Numberz_TWO)
	if err != nil {
		t.Fatalf("Unexpected error in TestEnum() call: ", err)
	}
	if eret != thrifttest.Numberz_TWO {
		t.Fatalf("Unexpected TestEnum() result expected %#v, got %#v ", thrifttest.Numberz_TWO, eret)
	}

	tret, err := client.TestTypedef(defaultCtx, thrifttest.UserId(42))
	if err != nil {
		t.Fatalf("Unexpected error in TestTypedef() call: ", err)
	}
	if tret != thrifttest.UserId(42) {
		t.Fatalf("Unexpected TestTypedef() result expected %#v, got %#v ", thrifttest.UserId(42), tret)
	}

	mapmap, err := client.TestMapMap(defaultCtx, 42)
	if err != nil {
		t.Fatalf("Unexpected error in TestMapMap() call: ", err)
	}
	if !reflect.DeepEqual(mapmap, rmapmap) {
		t.Fatalf("Unexpected TestMapMap() result expected %#v, got %#v ", rmapmap, mapmap)
	}

	crazy := thrifttest.NewInsanity()
	crazy.UserMap = map[thrifttest.Numberz]thrifttest.UserId{
		thrifttest.Numberz_FIVE:  5,
		thrifttest.Numberz_EIGHT: 8,
	}
	truck1 := thrifttest.NewXtruct()
	truck1.StringThing = "Goodbye4"
	truck1.ByteThing = 4
	truck1.I32Thing = 4
	truck1.I64Thing = 4
	truck2 := thrifttest.NewXtruct()
	truck2.StringThing = "Hello2"
	truck2.ByteThing = 2
	truck2.I32Thing = 2
	truck2.I64Thing = 2
	crazy.Xtructs = []*thrifttest.Xtruct{
		truck1,
		truck2,
	}
	insanity, err := client.TestInsanity(defaultCtx, crazy)
	if err != nil {
		t.Fatalf("Unexpected error in TestInsanity() call: ", err)
	}
	if !reflect.DeepEqual(crazy, insanity[1][2]) {
		t.Fatalf("Unexpected TestInsanity() first result expected %#v, got %#v ",
			crazy,
			insanity[1][2])
	}
	if !reflect.DeepEqual(crazy, insanity[1][3]) {
		t.Fatalf("Unexpected TestInsanity() second result expected %#v, got %#v ",
			crazy,
			insanity[1][3])
	}
	if len(insanity[2][6].UserMap) > 0 || len(insanity[2][6].Xtructs) > 0 {
		t.Fatalf("Unexpected TestInsanity() non-empty result got %#v ",
			insanity[2][6])
	}

	xxsret, err := client.TestMulti(defaultCtx, 42, 4242, 424242, map[int16]string{1: "blah", 2: "thing"}, thrifttest.Numberz_EIGHT, thrifttest.UserId(24))
	if err != nil {
		t.Fatalf("Unexpected error in TestMulti() call: ", err)
	}
	if !reflect.DeepEqual(xxs, xxsret) {
		t.Fatalf("Unexpected TestMulti() result expected %#v, got %#v ", xxs, xxsret)
	}

	err = client.TestException(defaultCtx, "Xception")
	if err == nil {
		t.Fatalf("Expecting exception in TestException() call")
	}
	if !reflect.DeepEqual(err, xcept) {
		t.Fatalf("Unexpected TestException() result expected %#v, got %#v ", xcept, err)
	}

	err = client.TestException(defaultCtx, "TException")
	_, ok := err.(thrift.TApplicationException)
	if err == nil || !ok {
		t.Fatalf("Unexpected TestException() result expected ApplicationError, got %#v ", err)
	}

	ign, err := client.TestMultiException(defaultCtx, "Xception", "ignoreme")
	if ign != nil || err == nil {
		t.Fatalf("Expecting exception in TestMultiException() call")
	}
	if !reflect.DeepEqual(err, &thrifttest.Xception{ErrorCode: 1001, Message: "This is an Xception"}) {
		t.Fatalf("Unexpected TestMultiException() %#v ", err)
	}

	ign, err = client.TestMultiException(defaultCtx, "Xception2", "ignoreme")
	if ign != nil || err == nil {
		t.Fatalf("Expecting exception in TestMultiException() call")
	}
	expecting := &thrifttest.Xception2{ErrorCode: 2002, StructThing: &thrifttest.Xtruct{StringThing: "This is an Xception2"}}

	if !reflect.DeepEqual(err, expecting) {
		t.Fatalf("Unexpected TestMultiException() %#v ", err)
	}

	err = client.TestOneway(defaultCtx, 2)
	if err != nil {
		t.Fatalf("Unexpected error in TestOneway() call: ", err)
	}

	//Make sure the connection still alive
	if err = client.TestVoid(defaultCtx); err != nil {
		t.Fatalf("Unexpected error in TestVoid() call: ", err)
	}
}
