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 "frameworks/bridge/declarative_frontend/jsview/js_if_else.h"
17
18 #include "core/common/container.h"
19 #include "core/components_ng/syntax/if_else_model.h"
20 #include "core/components_ng/syntax/if_else_model_ng.h"
21 #include "frameworks/bridge/declarative_frontend/jsview/models/if_else_model_impl.h"
22
23 namespace OHOS::Ace {
24
25 std::unique_ptr<IfElseModel> IfElseModel::instance = nullptr;
26
GetInstance()27 IfElseModel* IfElseModel::GetInstance()
28 {
29 if (!instance) {
30 #ifdef NG_BUILD
31 instance.reset(new NG::IfElseModelNG());
32 #else
33 if (Container::IsCurrentUseNewPipeline()) {
34 instance.reset(new NG::IfElseModelNG());
35 } else {
36 instance.reset(new Framework::IfElseModelImpl());
37 }
38 #endif
39 }
40 return instance.get();
41 }
42 } // namespace OHOS::Ace
43
44 namespace OHOS::Ace::Framework {
45
JSBind(BindingTarget globalObj)46 void JSIfElse::JSBind(BindingTarget globalObj)
47 {
48 JSClass<JSIfElse>::Declare("If");
49 JSClass<JSIfElse>::StaticMethod("create", &JSIfElse::Create);
50 JSClass<JSIfElse>::StaticMethod("pop", &JSIfElse::Pop);
51
52 JSClass<JSIfElse>::StaticMethod("branchId", &JSIfElse::SetBranchId);
53 JSClass<JSIfElse>::StaticMethod("getBranchId", &JSIfElse::GetBranchId);
54 JSClass<JSIfElse>::StaticMethod("canRetake", &JSIfElse::CanRetake);
55
56 JSClass<JSIfElse>::Bind<>(globalObj);
57 }
58
CanRetake(const JSCallbackInfo & info)59 void JSIfElse::CanRetake(const JSCallbackInfo& info)
60 {
61 if (info.Length() != 1) {
62 LOGW("CanRetake needs only 1 param");
63 info.SetReturnValue(JSRef<JSVal>::Make(ToJSValue(false)));
64 return;
65 }
66 if (!info[0]->IsString()) {
67 LOGW("CanRetake needs string param");
68 info.SetReturnValue(JSRef<JSVal>::Make(ToJSValue(false)));
69 return;
70 }
71 auto id = info[0]->ToString();
72 auto result = IfElseModel::GetInstance()->CanRetake(id);
73 info.SetReturnValue(JSRef<JSVal>::Make(ToJSValue(result)));
74 }
75
76 // JS signature branchId(branchId: number, removedIfElseChildelmtIds : Array<number>)
SetBranchId(const JSCallbackInfo & info)77 void JSIfElse::SetBranchId(const JSCallbackInfo& info)
78 {
79 int32_t paramsLength = 2;
80 const int32_t branchid = info[0]->ToNumber<int32_t>();
81 std::list<int32_t> removedElmtIds;
82 IfElseModel::GetInstance()->SetBranchId(branchid, removedElmtIds);
83
84 if ((info.Length() < paramsLength) || (!info[0]->IsNumber()) || (!info[1]->IsArray())) {
85 LOGE("invalid JS function signature: required SetBranchId(branchId, Array<number>)");
86 return;
87 }
88
89 if (!removedElmtIds.size()) {
90 return;
91 }
92 // convert list of removed elmtIds: std::list to JSArray<number>
93 JSRef<JSArray> jsArr = JSRef<JSArray>::Cast(info[1]);
94 size_t index = jsArr->Length();
95 for (const auto& rmElmtId : removedElmtIds) {
96 LOGD("rmElmtId %{public}d", rmElmtId);
97 jsArr->SetValueAt(index++, JSRef<JSVal>::Make(ToJSValue(rmElmtId)));
98 }
99 }
100 } // namespace OHOS::Ace::Framework
101