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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
'use strict';
Object.defineProperty(exports, "__esModule", { value: true });
const jsonc_parser_1 = require("jsonc-parser");
const path_1 = require("path");
const bowerJSONContribution_1 = require("./bowerJSONContribution");
const packageJSONContribution_1 = require("./packageJSONContribution");
const vscode_1 = require("vscode");
function addJSONProviders(xhr) {
const contributions = [new packageJSONContribution_1.PackageJSONContribution(xhr), new bowerJSONContribution_1.BowerJSONContribution(xhr)];
const subscriptions = [];
contributions.forEach(contribution => {
const selector = contribution.getDocumentSelector();
subscriptions.push(vscode_1.languages.registerCompletionItemProvider(selector, new JSONCompletionItemProvider(contribution), '"', ':'));
subscriptions.push(vscode_1.languages.registerHoverProvider(selector, new JSONHoverProvider(contribution)));
});
return vscode_1.Disposable.from(...subscriptions);
}
exports.addJSONProviders = addJSONProviders;
class JSONHoverProvider {
constructor(jsonContribution) {
this.jsonContribution = jsonContribution;
}
provideHover(document, position, _token) {
const fileName = path_1.basename(document.fileName);
const offset = document.offsetAt(position);
const location = jsonc_parser_1.getLocation(document.getText(), offset);
if (!location.previousNode) {
return null;
}
const node = location.previousNode;
if (node && node.offset <= offset && offset <= node.offset + node.length) {
const promise = this.jsonContribution.getInfoContribution(fileName, location);
if (promise) {
return promise.then(htmlContent => {
const range = new vscode_1.Range(document.positionAt(node.offset), document.positionAt(node.offset + node.length));
const result = {
contents: htmlContent || [],
range: range
};
return result;
});
}
}
return null;
}
}
exports.JSONHoverProvider = JSONHoverProvider;
class JSONCompletionItemProvider {
constructor(jsonContribution) {
this.jsonContribution = jsonContribution;
}
resolveCompletionItem(item, _token) {
if (this.jsonContribution.resolveSuggestion) {
const resolver = this.jsonContribution.resolveSuggestion(item);
if (resolver) {
return resolver;
}
}
return Promise.resolve(item);
}
provideCompletionItems(document, position, _token) {
const fileName = path_1.basename(document.fileName);
const currentWord = this.getCurrentWord(document, position);
let overwriteRange;
const items = [];
let isIncomplete = false;
const offset = document.offsetAt(position);
const location = jsonc_parser_1.getLocation(document.getText(), offset);
const node = location.previousNode;
if (node && node.offset <= offset && offset <= node.offset + node.length && (node.type === 'property' || node.type === 'string' || node.type === 'number' || node.type === 'boolean' || node.type === 'null')) {
overwriteRange = new vscode_1.Range(document.positionAt(node.offset), document.positionAt(node.offset + node.length));
}
else {
overwriteRange = new vscode_1.Range(document.positionAt(offset - currentWord.length), position);
}
const proposed = {};
const collector = {
add: (suggestion) => {
if (!proposed[suggestion.label]) {
proposed[suggestion.label] = true;
suggestion.range = overwriteRange;
items.push(suggestion);
}
},
setAsIncomplete: () => isIncomplete = true,
error: (message) => console.error(message),
log: (message) => console.log(message)
};
let collectPromise = null;
if (location.isAtPropertyKey) {
const addValue = !location.previousNode || !location.previousNode.columnOffset;
const isLast = this.isLast(document, position);
collectPromise = this.jsonContribution.collectPropertySuggestions(fileName, location, currentWord, addValue, isLast, collector);
}
else {
if (location.path.length === 0) {
collectPromise = this.jsonContribution.collectDefaultSuggestions(fileName, collector);
}
else {
collectPromise = this.jsonContribution.collectValueSuggestions(fileName, location, collector);
}
}
if (collectPromise) {
return collectPromise.then(() => {
if (items.length > 0) {
return new vscode_1.CompletionList(items, isIncomplete);
}
return null;
});
}
return null;
}
getCurrentWord(document, position) {
let i = position.character - 1;
const text = document.lineAt(position.line).text;
while (i >= 0 && ' \t\n\r\v":{[,'.indexOf(text.charAt(i)) === -1) {
i--;
}
return text.substring(i + 1, position.character);
}
isLast(document, position) {
const scanner = jsonc_parser_1.createScanner(document.getText(), true);
scanner.setPosition(document.offsetAt(position));
let nextToken = scanner.scan();
if (nextToken === jsonc_parser_1.SyntaxKind.StringLiteral && scanner.getTokenError() === jsonc_parser_1.ScanError.UnexpectedEndOfString) {
nextToken = scanner.scan();
}
return nextToken === jsonc_parser_1.SyntaxKind.CloseBraceToken || nextToken === jsonc_parser_1.SyntaxKind.EOF;
}
}
exports.JSONCompletionItemProvider = JSONCompletionItemProvider;
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