From b7c0163459e3da8948e009e21384aad4748d16fc Mon Sep 17 00:00:00 2001
From: Martin Aeschlimann <martinae@microsoft.com>
Date: Fri, 19 Aug 2016 13:10:16 +0200
Subject: [PATCH] [file icons] code assist for icon sets in settings

---
 .../configuration-editing/src/extension.ts    | 59 +++++++++++++++----
 1 file changed, 46 insertions(+), 13 deletions(-)

diff --git a/extensions/configuration-editing/src/extension.ts b/extensions/configuration-editing/src/extension.ts
index 68d4743ecd6..c0e82fa997b 100644
--- a/extensions/configuration-editing/src/extension.ts
+++ b/extensions/configuration-editing/src/extension.ts
@@ -10,29 +10,62 @@ import {getLocation} from 'jsonc-parser';
 
 export function activate(context) {
 
+	//keybindings.json command-suggestions
+	context.subscriptions.push(registerKeybindingsCompletions());
+
+	//settings.json command-suggestions
+	context.subscriptions.push(registerSettingsCompletions());
+}
+
+function registerKeybindingsCompletions() : vscode.Disposable {
 	const commands = vscode.commands.getCommands(true);
 
-	//keybindings.json command-suggestions
-	const disposable = vscode.languages.registerCompletionItemProvider({ pattern: '**/keybindings.json' }, {
+	return vscode.languages.registerCompletionItemProvider({ pattern: '**/keybindings.json' }, {
 
 		provideCompletionItems(document, position, token) {
 			const location = getLocation(document.getText(), document.offsetAt(position));
 			if (location.path[1] === 'command') {
 
 				const range = document.getWordRangeAtPosition(position) || new vscode.Range(position, position);
-
-				return commands.then(ids => ids.map(id => {
-					const item = new vscode.CompletionItem(`"${id}"`);
-					item.kind = vscode.CompletionItemKind.Value;
-					item.textEdit = {
-						range,
-						newText: item.label
-					};
-					return item;
-				}));
+				return commands.then(ids => ids.map(id => newCompletionItem(id, range)));
 			}
 		}
 	});
+}
+
+function registerSettingsCompletions() : vscode.Disposable {
+	console.log('registerSettingsCompletions');
+	return vscode.languages.registerCompletionItemProvider({ pattern: '**/settings.json' }, {
 
-	context.subscriptions.push(disposable);
+		provideCompletionItems(document, position, token) {
+			console.log('provideCompletionItems');
+			const location = getLocation(document.getText(), document.offsetAt(position));
+			console.log(location);
+			if (!location.isAtPropertyKey && location.path[0] === 'files.iconTheme') {
+				let result: vscode.CompletionItem[] = [];
+				const range = document.getWordRangeAtPosition(position) || new vscode.Range(position, position);
+
+				vscode.extensions.all.forEach(e => {
+					let fileIconsContributions = e.packageJSON.contributes && e.packageJSON.contributes.fileIcons;
+					if (Array.isArray(fileIconsContributions)) {
+						fileIconsContributions.forEach(contribution => {
+							result.push(newCompletionItem(contribution.id, range));
+						});
+					}
+				});
+				console.log(result);
+				return result;
+			}
+		}
+	});
 }
+
+function newCompletionItem(text: string, range: vscode.Range) {
+	const item = new vscode.CompletionItem(JSON.stringify(text));
+	item.kind = vscode.CompletionItemKind.Value;
+	item.textEdit = {
+		range,
+		newText: item.label
+	};
+	return item;
+}
\ No newline at end of file
-- 
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