1/*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include "debugger_service.h"
17
18#include "protocol_handler.h"
19
20#include "ecmascript/debugger/js_debugger_manager.h"
21#include "ecmascript/ecma_vm.h"
22
23namespace panda::ecmascript::tooling {
24void InitializeDebugger(::panda::ecmascript::EcmaVM *vm,
25                        const std::function<void(const void *, const std::string &)> &onResponse)
26{
27    if (vm == nullptr || vm->GetJsDebuggerManager() == nullptr) {
28        LOG_DEBUGGER(DEBUG) << "VM has already been destroyed";
29        return;
30    }
31    ProtocolHandler *handler = vm->GetJsDebuggerManager()->GetDebuggerHandler();
32    if (handler != nullptr) {
33        LOG_DEBUGGER(ERROR) << "JS debugger was initialized";
34        return;
35    }
36    vm->GetJsDebuggerManager()->SetDebuggerHandler(new ProtocolHandler(onResponse, vm));
37}
38
39void UninitializeDebugger(::panda::ecmascript::EcmaVM *vm)
40{
41    if (vm == nullptr || vm->GetJsDebuggerManager() == nullptr) {
42        LOG_DEBUGGER(DEBUG) << "VM has already been destroyed";
43        return;
44    }
45    ProtocolHandler *handler = vm->GetJsDebuggerManager()->GetDebuggerHandler();
46    delete handler;
47    vm->GetJsDebuggerManager()->SetDebuggerHandler(nullptr);
48}
49
50void WaitForDebugger(const ::panda::ecmascript::EcmaVM *vm)
51{
52    if (vm == nullptr || vm->GetJsDebuggerManager() == nullptr) {
53        LOG_DEBUGGER(DEBUG) << "VM has already been destroyed";
54        return;
55    }
56    ProtocolHandler *handler = vm->GetJsDebuggerManager()->GetDebuggerHandler();
57    if (LIKELY(handler != nullptr)) {
58        handler->WaitForDebugger();
59    }
60}
61
62void OnMessage(const ::panda::ecmascript::EcmaVM *vm, std::string &&message)
63{
64    if (vm == nullptr || vm->GetJsDebuggerManager() == nullptr) {
65        LOG_DEBUGGER(DEBUG) << "VM has already been destroyed";
66        return;
67    }
68    ProtocolHandler *handler = vm->GetJsDebuggerManager()->GetDebuggerHandler();
69    if (LIKELY(handler != nullptr)) {
70        handler->DispatchCommand(std::move(message));
71    }
72}
73
74void ProcessMessage(const ::panda::ecmascript::EcmaVM *vm)
75{
76    if (vm == nullptr || vm->GetJsDebuggerManager() == nullptr) {
77        LOG_DEBUGGER(DEBUG) << "VM has already been destroyed";
78        return;
79    }
80    ProtocolHandler *handler = vm->GetJsDebuggerManager()->GetDebuggerHandler();
81    if (LIKELY(handler != nullptr)) {
82        handler->ProcessCommand();
83    }
84}
85
86int32_t GetDispatchStatus(const ::panda::ecmascript::EcmaVM *vm)
87{
88    if (vm == nullptr || vm->GetJsDebuggerManager() == nullptr) {
89        LOG_DEBUGGER(DEBUG) << "VM has already been destroyed";
90        return ProtocolHandler::DispatchStatus::UNKNOWN;
91    }
92    ProtocolHandler *handler = vm->GetJsDebuggerManager()->GetDebuggerHandler();
93    if (LIKELY(handler != nullptr)) {
94        return handler->GetDispatchStatus();
95    }
96    return ProtocolHandler::DispatchStatus::UNKNOWN;
97}
98}  // namespace panda::ecmascript::tooling