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- Track systems on client side so we can provide proper feedback - Only allow import on non-System folders - Only allow export on System folders - Decorate system folders and dedicated directories
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| /******************************************************************************** | ||
| * Copyright (c) 2024 CrossBreeze. | ||
| ********************************************************************************/ | ||
|
|
||
| import { ModelService } from '@crossbreeze/model-service/lib/common'; | ||
| import { ModelStructure } from '@crossbreeze/protocol'; | ||
| import { Emitter, MaybePromise } from '@theia/core'; | ||
| import { DepthFirstTreeIterator, LabelProvider, LabelProviderContribution, Tree, TreeDecorator, TreeNode } from '@theia/core/lib/browser'; | ||
| import { WidgetDecoration } from '@theia/core/lib/browser/widget-decoration'; | ||
| import { inject, injectable, postConstruct } from '@theia/core/shared/inversify'; | ||
| import { FileStatNode } from '@theia/filesystem/lib/browser'; | ||
|
|
||
| @injectable() | ||
| export class CrossModelLabelProvider implements LabelProviderContribution, TreeDecorator { | ||
| id = 'CrossModelLabelProvider'; | ||
|
|
||
| @inject(LabelProvider) protected readonly labelProvider: LabelProvider; | ||
| @inject(ModelService) protected readonly modelService: ModelService; | ||
|
|
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| protected readonly decorationsChangedEmitter = new Emitter(); | ||
| readonly onDidChangeDecorations = this.decorationsChangedEmitter.event; | ||
|
|
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| @postConstruct() | ||
| protected init(): void { | ||
| this.modelService.onReady(() => this.fireDidChangeDecorations(tree => this.collectDecorators(tree))); | ||
| this.modelService.onSystemUpdate(() => this.fireDidChangeDecorations(tree => this.collectDecorators(tree))); | ||
| } | ||
|
|
||
| canHandle(element: object): number { | ||
| return FileStatNode.is(element) ? 100 : 0; | ||
| } | ||
|
|
||
| getIcon(node: FileStatNode): string { | ||
| if (this.isSystemDirectory(node)) { | ||
| return ModelStructure.System.ICON + ' default-folder-icon'; | ||
| } | ||
| if (this.isSystemDirectory(node.parent) && node.fileStat.name === ModelStructure.Entity.FOLDER) { | ||
| return ModelStructure.Entity.ICON + ' default-folder-icon'; | ||
| } | ||
| if (this.isSystemDirectory(node.parent) && node.fileStat.name === ModelStructure.Relationship.FOLDER) { | ||
| return ModelStructure.Relationship.ICON + ' default-folder-icon'; | ||
| } | ||
| if (this.isSystemDirectory(node.parent) && node.fileStat.name === ModelStructure.SystemDiagram.FOLDER) { | ||
| return ModelStructure.SystemDiagram.ICON + ' default-folder-icon'; | ||
| } | ||
| if (this.isSystemDirectory(node.parent) && node.fileStat.name === ModelStructure.Mapping.FOLDER) { | ||
| return ModelStructure.Mapping.ICON + ' default-folder-icon'; | ||
| } | ||
| return this.labelProvider.getIcon(node.fileStat); | ||
| } | ||
|
|
||
| protected fireDidChangeDecorations(event: (tree: Tree) => Map<string, WidgetDecoration.Data>): void { | ||
| this.decorationsChangedEmitter.fire(event); | ||
| } | ||
|
|
||
| decorations(tree: Tree): MaybePromise<Map<string, WidgetDecoration.Data>> { | ||
| return this.collectDecorators(tree); | ||
| } | ||
|
|
||
| // Add workspace root as caption suffix and italicize if PreviewWidget | ||
| protected collectDecorators(tree: Tree): Map<string, WidgetDecoration.Data> { | ||
| const result = new Map<string, WidgetDecoration.Data>(); | ||
| if (tree.root === undefined) { | ||
| return result; | ||
| } | ||
| for (const node of new DepthFirstTreeIterator(tree.root)) { | ||
| if (FileStatNode.is(node) && this.isSystemDirectory(node)) { | ||
| const decorations: WidgetDecoration.Data = { | ||
| captionSuffixes: [{ data: 'System' }] | ||
| }; | ||
| result.set(node.id, decorations); | ||
| } | ||
| } | ||
| return result; | ||
| } | ||
|
|
||
| protected isSystemDirectory(node?: TreeNode): boolean { | ||
| return ( | ||
| FileStatNode.is(node) && | ||
| node.fileStat.isDirectory && | ||
| this.modelService.systems.some(system => system.directory === node.fileStat.resource.path.fsPath()) | ||
| ); | ||
| } | ||
| } |
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