1/*
2 * Copyright (C) 2024 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17import {assertDefined} from 'common/assert_utils';
18import {HierarchyTreeNode} from 'trace/tree_node/hierarchy_tree_node';
19import {OperationChain} from 'trace/tree_node/operations/operation_chain';
20import {PropertiesProvider} from 'trace/tree_node/properties_provider';
21import {PropertyTreeNode} from 'trace/tree_node/property_tree_node';
22import {PropertyTreeNodeFactory} from 'trace/tree_node/property_tree_node_factory';
23import {ChildProperty, PropertyTreeBuilder} from './property_tree_builder';
24import {TreeBuilder} from './tree_builder';
25
26export class HierarchyTreeBuilder extends TreeBuilder<
27  HierarchyTreeNode,
28  ChildHierarchy
29> {
30  private properties: any;
31  private additionalProperties: ChildProperty[] = [];
32
33  setId(value: any): this {
34    this.id = value;
35    return this;
36  }
37
38  setProperties(value: any): this {
39    this.properties = value;
40    return this;
41  }
42
43  addChildProperty(value: ChildProperty): this {
44    this.additionalProperties.push(value);
45    return this;
46  }
47
48  protected override makeRootNode(): HierarchyTreeNode {
49    const rootId = this.makeHierarchyNodeId();
50
51    const propertiesTree = new PropertyTreeNodeFactory().makeProtoProperty(
52      rootId,
53      assertDefined(this.name),
54      this.properties,
55    );
56    this.additionalProperties.forEach((property) => {
57      const childNode = new PropertyTreeBuilder()
58        .setRootId(propertiesTree.id)
59        .setName(property.name)
60        .setSource(property.source ?? propertiesTree.source)
61        .setValue(property.value)
62        .setChildren(property.children ?? [])
63        .build();
64      propertiesTree.addOrReplaceChild(childNode);
65    });
66    const provider = new PropertiesProvider(
67      propertiesTree,
68      async () => propertiesTree,
69      OperationChain.emptyChain<PropertyTreeNode>(),
70      OperationChain.emptyChain<PropertyTreeNode>(),
71      OperationChain.emptyChain<PropertyTreeNode>(),
72    );
73
74    return new HierarchyTreeNode(rootId, assertDefined(this.name), provider);
75  }
76
77  protected override addOrReplaceChildNode(
78    rootNode: HierarchyTreeNode,
79    child: ChildHierarchy,
80  ): void {
81    const childNode = new HierarchyTreeBuilder()
82      .setId(child.id)
83      .setName(child.name)
84      .setProperties(child.properties)
85      .setChildren(child.children ?? [])
86      .build();
87    rootNode.addOrReplaceChild(childNode);
88    childNode.setParent(rootNode);
89  }
90
91  private makeHierarchyNodeId() {
92    return `${this.id} ${this.name}`;
93  }
94}
95
96export interface ChildHierarchy {
97  id: string | number;
98  name: string;
99  properties?: any;
100  children?: ChildHierarchy[];
101}
102