diff options
Diffstat (limited to 'subprojects/frontend/src/graph/GraphStore.ts')
-rw-r--r-- | subprojects/frontend/src/graph/GraphStore.ts | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/subprojects/frontend/src/graph/GraphStore.ts b/subprojects/frontend/src/graph/GraphStore.ts new file mode 100644 index 00000000..ecb016b5 --- /dev/null +++ b/subprojects/frontend/src/graph/GraphStore.ts | |||
@@ -0,0 +1,187 @@ | |||
1 | /* | ||
2 | * SPDX-FileCopyrightText: 2023 The Refinery Authors <https://refinery.tools/> | ||
3 | * | ||
4 | * SPDX-License-Identifier: EPL-2.0 | ||
5 | */ | ||
6 | |||
7 | import { makeAutoObservable, observable } from 'mobx'; | ||
8 | |||
9 | import type { | ||
10 | RelationMetadata, | ||
11 | SemanticsSuccessResult, | ||
12 | } from '../xtext/xtextServiceResults'; | ||
13 | |||
14 | export type Visibility = 'all' | 'must' | 'none'; | ||
15 | |||
16 | export function getDefaultVisibility( | ||
17 | metadata: RelationMetadata | undefined, | ||
18 | ): Visibility { | ||
19 | if (metadata === undefined || metadata.arity <= 0 || metadata.arity > 2) { | ||
20 | return 'none'; | ||
21 | } | ||
22 | const { detail } = metadata; | ||
23 | switch (detail.type) { | ||
24 | case 'class': | ||
25 | case 'reference': | ||
26 | case 'opposite': | ||
27 | return 'all'; | ||
28 | case 'predicate': | ||
29 | return detail.error ? 'must' : 'none'; | ||
30 | default: | ||
31 | return 'none'; | ||
32 | } | ||
33 | } | ||
34 | |||
35 | export function isVisibilityAllowed( | ||
36 | metadata: RelationMetadata | undefined, | ||
37 | visibility: Visibility, | ||
38 | ): boolean { | ||
39 | if (metadata === undefined || metadata.arity <= 0 || metadata.arity > 2) { | ||
40 | return visibility === 'none'; | ||
41 | } | ||
42 | const { detail } = metadata; | ||
43 | if (detail.type === 'predicate' && detail.error) { | ||
44 | // We can't display may matches of error predicates, | ||
45 | // because they have none by definition. | ||
46 | return visibility !== 'all'; | ||
47 | } | ||
48 | return true; | ||
49 | } | ||
50 | |||
51 | export default class GraphStore { | ||
52 | semantics: SemanticsSuccessResult = { | ||
53 | nodes: [], | ||
54 | relations: [], | ||
55 | partialInterpretation: {}, | ||
56 | }; | ||
57 | |||
58 | relationMetadata = new Map<string, RelationMetadata>(); | ||
59 | |||
60 | visibility = new Map<string, Visibility>(); | ||
61 | |||
62 | abbreviate = true; | ||
63 | |||
64 | scopes = false; | ||
65 | |||
66 | selectedSymbol: RelationMetadata | undefined; | ||
67 | |||
68 | constructor() { | ||
69 | makeAutoObservable(this, { | ||
70 | semantics: observable.ref, | ||
71 | }); | ||
72 | } | ||
73 | |||
74 | getVisibility(relation: string): Visibility { | ||
75 | const visibilityOverride = this.visibility.get(relation); | ||
76 | if (visibilityOverride !== undefined) { | ||
77 | return visibilityOverride; | ||
78 | } | ||
79 | return this.getDefaultVisibility(relation); | ||
80 | } | ||
81 | |||
82 | getDefaultVisibility(relation: string): Visibility { | ||
83 | const metadata = this.relationMetadata.get(relation); | ||
84 | return getDefaultVisibility(metadata); | ||
85 | } | ||
86 | |||
87 | isVisibilityAllowed(relation: string, visibility: Visibility): boolean { | ||
88 | const metadata = this.relationMetadata.get(relation); | ||
89 | return isVisibilityAllowed(metadata, visibility); | ||
90 | } | ||
91 | |||
92 | setVisibility(relation: string, visibility: Visibility): void { | ||
93 | const metadata = this.relationMetadata.get(relation); | ||
94 | if (metadata === undefined || !isVisibilityAllowed(metadata, visibility)) { | ||
95 | return; | ||
96 | } | ||
97 | const defaultVisiblity = getDefaultVisibility(metadata); | ||
98 | if (defaultVisiblity === visibility) { | ||
99 | this.visibility.delete(relation); | ||
100 | } else { | ||
101 | this.visibility.set(relation, visibility); | ||
102 | } | ||
103 | } | ||
104 | |||
105 | cycleVisibility(relation: string): void { | ||
106 | const metadata = this.relationMetadata.get(relation); | ||
107 | if (metadata === undefined) { | ||
108 | return; | ||
109 | } | ||
110 | switch (this.getVisibility(relation)) { | ||
111 | case 'none': | ||
112 | if (isVisibilityAllowed(metadata, 'must')) { | ||
113 | this.setVisibility(relation, 'must'); | ||
114 | } | ||
115 | break; | ||
116 | case 'must': | ||
117 | { | ||
118 | const next = isVisibilityAllowed(metadata, 'all') ? 'all' : 'none'; | ||
119 | this.setVisibility(relation, next); | ||
120 | } | ||
121 | break; | ||
122 | default: | ||
123 | this.setVisibility(relation, 'none'); | ||
124 | break; | ||
125 | } | ||
126 | } | ||
127 | |||
128 | hideAll(): void { | ||
129 | this.relationMetadata.forEach((metadata, name) => { | ||
130 | if (getDefaultVisibility(metadata) === 'none') { | ||
131 | this.visibility.delete(name); | ||
132 | } else { | ||
133 | this.visibility.set(name, 'none'); | ||
134 | } | ||
135 | }); | ||
136 | } | ||
137 | |||
138 | resetFilter(): void { | ||
139 | this.visibility.clear(); | ||
140 | } | ||
141 | |||
142 | getName({ name, simpleName }: { name: string; simpleName: string }): string { | ||
143 | return this.abbreviate ? simpleName : name; | ||
144 | } | ||
145 | |||
146 | toggleAbbrevaite(): void { | ||
147 | this.abbreviate = !this.abbreviate; | ||
148 | } | ||
149 | |||
150 | toggleScopes(): void { | ||
151 | this.scopes = !this.scopes; | ||
152 | } | ||
153 | |||
154 | setSelectedSymbol(option: RelationMetadata | undefined): void { | ||
155 | if (option === undefined) { | ||
156 | this.selectedSymbol = undefined; | ||
157 | return; | ||
158 | } | ||
159 | const metadata = this.relationMetadata.get(option.name); | ||
160 | if (metadata !== undefined) { | ||
161 | this.selectedSymbol = metadata; | ||
162 | } else { | ||
163 | this.selectedSymbol = undefined; | ||
164 | } | ||
165 | } | ||
166 | |||
167 | setSemantics(semantics: SemanticsSuccessResult) { | ||
168 | this.semantics = semantics; | ||
169 | this.relationMetadata.clear(); | ||
170 | this.semantics.relations.forEach((metadata) => { | ||
171 | this.relationMetadata.set(metadata.name, metadata); | ||
172 | }); | ||
173 | const toRemove = new Set<string>(); | ||
174 | this.visibility.forEach((value, key) => { | ||
175 | if ( | ||
176 | !this.isVisibilityAllowed(key, value) || | ||
177 | this.getDefaultVisibility(key) === value | ||
178 | ) { | ||
179 | toRemove.add(key); | ||
180 | } | ||
181 | }); | ||
182 | toRemove.forEach((key) => { | ||
183 | this.visibility.delete(key); | ||
184 | }); | ||
185 | this.setSelectedSymbol(this.selectedSymbol); | ||
186 | } | ||
187 | } | ||