src/vs/platform/userDataSync/common/snippetsSync.ts/SnippetsSynchroniser/getResourcePreviews
class SnippetsSynchroniser:	private getResourcePreviews(snippetsMergeResult: ISnippetsMergeResult, localFileContent: IStringDictionary<IFileContent>, remoteSnippets: IStringDictionary<string>, baseSnippets: IStringDictionary<string>): ISnippetsResourcePreview[] {
		const resourcePreviews: Map<string, ISnippetsResourcePreview> = new Map<string, ISnippetsResourcePreview>();

		/* Snippets added remotely -> add locally */
		for (const key of Object.keys(snippetsMergeResult.local.added)) {
			const previewResult: IMergeResult = {
				content: snippetsMergeResult.local.added[key],
				hasConflicts: false,
				localChange: Change.Added,
				remoteChange: Change.None,
			};
			resourcePreviews.set(key, {
				baseResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'base' }),
				baseContent: null,
				fileContent: null,
				localResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'local' }),
				localContent: null,
				remoteResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'remote' }),
				remoteContent: remoteSnippets[key],
				previewResource: this.extUri.joinPath(this.syncPreviewFolder, key),
				previewResult,
				localChange: previewResult.localChange,
				remoteChange: previewResult.remoteChange,
				acceptedResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'accepted' })
			});
		}

		/* Snippets updated remotely -> update locally */
		for (const key of Object.keys(snippetsMergeResult.local.updated)) {
			const previewResult: IMergeResult = {
				content: snippetsMergeResult.local.updated[key],
				hasConflicts: false,
				localChange: Change.Modified,
				remoteChange: Change.None,
			};
			const localContent = localFileContent[key] ? localFileContent[key].value.toString() : null;
			resourcePreviews.set(key, {
				baseResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'base' }),
				baseContent: baseSnippets[key] ?? null,
				localResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'local' }),
				fileContent: localFileContent[key],
				localContent,
				remoteResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'remote' }),
				remoteContent: remoteSnippets[key],
				previewResource: this.extUri.joinPath(this.syncPreviewFolder, key),
				previewResult,
				localChange: previewResult.localChange,
				remoteChange: previewResult.remoteChange,
				acceptedResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'accepted' })
			});
		}

		/* Snippets removed remotely -> remove locally */
		for (const key of snippetsMergeResult.local.removed) {
			const previewResult: IMergeResult = {
				content: null,
				hasConflicts: false,
				localChange: Change.Deleted,
				remoteChange: Change.None,
			};
			const localContent = localFileContent[key] ? localFileContent[key].value.toString() : null;
			resourcePreviews.set(key, {
				baseResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'base' }),
				baseContent: baseSnippets[key] ?? null,
				localResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'local' }),
				fileContent: localFileContent[key],
				localContent,
				remoteResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'remote' }),
				remoteContent: null,
				previewResource: this.extUri.joinPath(this.syncPreviewFolder, key),
				previewResult,
				localChange: previewResult.localChange,
				remoteChange: previewResult.remoteChange,
				acceptedResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'accepted' })
			});
		}

		/* Snippets added locally -> add remotely */
		for (const key of Object.keys(snippetsMergeResult.remote.added)) {
			const previewResult: IMergeResult = {
				content: snippetsMergeResult.remote.added[key],
				hasConflicts: false,
				localChange: Change.None,
				remoteChange: Change.Added,
			};
			const localContent = localFileContent[key] ? localFileContent[key].value.toString() : null;
			resourcePreviews.set(key, {
				baseResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'base' }),
				baseContent: baseSnippets[key] ?? null,
				localResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'local' }),
				fileContent: localFileContent[key],
				localContent,
				remoteResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'remote' }),
				remoteContent: null,
				previewResource: this.extUri.joinPath(this.syncPreviewFolder, key),
				previewResult,
				localChange: previewResult.localChange,
				remoteChange: previewResult.remoteChange,
				acceptedResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'accepted' })
			});
		}

		/* Snippets updated locally -> update remotely */
		for (const key of Object.keys(snippetsMergeResult.remote.updated)) {
			const previewResult: IMergeResult = {
				content: snippetsMergeResult.remote.updated[key],
				hasConflicts: false,
				localChange: Change.None,
				remoteChange: Change.Modified,
			};
			const localContent = localFileContent[key] ? localFileContent[key].value.toString() : null;
			resourcePreviews.set(key, {
				baseResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'base' }),
				baseContent: baseSnippets[key] ?? null,
				localResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'local' }),
				fileContent: localFileContent[key],
				localContent,
				remoteResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'remote' }),
				remoteContent: remoteSnippets[key],
				previewResource: this.extUri.joinPath(this.syncPreviewFolder, key),
				previewResult,
				localChange: previewResult.localChange,
				remoteChange: previewResult.remoteChange,
				acceptedResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'accepted' })
			});
		}

		/* Snippets removed locally -> remove remotely */
		for (const key of snippetsMergeResult.remote.removed) {
			const previewResult: IMergeResult = {
				content: null,
				hasConflicts: false,
				localChange: Change.None,
				remoteChange: Change.Deleted,
			};
			resourcePreviews.set(key, {
				baseResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'base' }),
				baseContent: baseSnippets[key] ?? null,
				localResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'local' }),
				fileContent: null,
				localContent: null,
				remoteResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'remote' }),
				remoteContent: remoteSnippets[key],
				previewResource: this.extUri.joinPath(this.syncPreviewFolder, key),
				previewResult,
				localChange: previewResult.localChange,
				remoteChange: previewResult.remoteChange,
				acceptedResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'accepted' })
			});
		}

		/* Snippets with conflicts */
		for (const key of snippetsMergeResult.conflicts) {
			const previewResult: IMergeResult = {
				content: baseSnippets[key] ?? null,
				hasConflicts: true,
				localChange: localFileContent[key] ? Change.Modified : Change.Added,
				remoteChange: remoteSnippets[key] ? Change.Modified : Change.Added
			};
			const localContent = localFileContent[key] ? localFileContent[key].value.toString() : null;
			resourcePreviews.set(key, {
				baseResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'base' }),
				baseContent: baseSnippets[key] ?? null,
				localResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'local' }),
				fileContent: localFileContent[key] || null,
				localContent,
				remoteResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'remote' }),
				remoteContent: remoteSnippets[key] || null,
				previewResource: this.extUri.joinPath(this.syncPreviewFolder, key),
				previewResult,
				localChange: previewResult.localChange,
				remoteChange: previewResult.remoteChange,
				acceptedResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'accepted' })
			});
		}

		/* Unmodified Snippets */
		for (const key of Object.keys(localFileContent)) {
			if (!resourcePreviews.has(key)) {
				const previewResult: IMergeResult = {
					content: localFileContent[key] ? localFileContent[key].value.toString() : null,
					hasConflicts: false,
					localChange: Change.None,
					remoteChange: Change.None
				};
				const localContent = localFileContent[key] ? localFileContent[key].value.toString() : null;
				resourcePreviews.set(key, {
					baseResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'base' }),
					baseContent: baseSnippets[key] ?? null,
					localResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'local' }),
					fileContent: localFileContent[key] || null,
					localContent,
					remoteResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'remote' }),
					remoteContent: remoteSnippets[key] || null,
					previewResource: this.extUri.joinPath(this.syncPreviewFolder, key),
					previewResult,
					localChange: previewResult.localChange,
					remoteChange: previewResult.remoteChange,
					acceptedResource: this.extUri.joinPath(this.syncPreviewFolder, key).with({ scheme: USER_DATA_SYNC_SCHEME, authority: 'accepted' })
				});
			}
		}

		return [...resourcePreviews.values()];
	}