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// Copyright (C) 2024 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only
import * as vscode from 'vscode';
import * as path from 'path';
import * as fs from 'fs';
import { spawnSync } from 'child_process';
import {
CoreAPI,
createLogger,
QtWorkspaceConfig,
QtWorkspaceConfigMessage,
QtInfo,
QtAdditionalPath,
ConfigType
} from 'qt-lib';
const logger = createLogger('api');
interface MSVCVersion {
major: number;
minor: number;
patch: number;
}
export class CoreAPIImpl implements CoreAPI {
private readonly _configs = new Map<
vscode.WorkspaceFolder | string,
QtWorkspaceConfig
>();
private readonly _onValueChanged =
new vscode.EventEmitter<QtWorkspaceConfigMessage>();
private readonly _qtInfoCache = new Map<string, QtInfo>();
public get onValueChanged() {
return this._onValueChanged.event;
}
private static obtainArch(content: string) {
const keysToCheck = ['QT_ARCHS', 'QT_TARGET_ARCH', 'QT_ARCH'];
for (const k of keysToCheck) {
const match = content.match(new RegExp(`${k}\\s*\\=\\s*(.*)`));
if (match) {
return match[1];
}
}
return undefined;
}
private static getQConfigPriContent(qtInfo: QtInfo) {
const keysToCheckForQConfigPri = [
'QT_HOST_PATH',
'QT_INSTALL_PREFIX',
'QT_INSTALL_ARCHDATA',
'QT_HOST_PREFIX',
'QT_HOST_DATA',
'QT_INSTALL_DATA'
];
for (const key of keysToCheckForQConfigPri) {
const p = qtInfo.get(key);
if (!p) {
continue;
}
const qconfigPriPath = path.join(p, 'mkspecs', 'qconfig.pri');
if (fs.existsSync(qconfigPriPath)) {
return fs.readFileSync(qconfigPriPath, 'utf8');
}
}
return undefined;
}
private static obtainMSVCVersions(content: string): MSVCVersion {
const ret: MSVCVersion = { major: 0, minor: 0, patch: 0 };
const keysToCheck = [
'QT_MSVC_MAJOR_VERSION',
'QT_MSVC_MINOR_VERSION',
'QT_MSVC_PATCH_VERSION'
];
for (const k of keysToCheck) {
const match = content.match(new RegExp(`${k}\\s*\\=\\s*(.*)`));
if (match) {
if (k === 'QT_MSVC_MAJOR_VERSION') {
ret.major = parseInt(match[1] ?? '-1');
} else if (k === 'QT_MSVC_MINOR_VERSION') {
ret.minor = parseInt(match[1] ?? '-1');
} else if (k === 'QT_MSVC_PATCH_VERSION') {
ret.patch = parseInt(match[1] ?? '-1');
}
}
}
return ret;
}
notify(message: QtWorkspaceConfigMessage) {
if (message.config.size === 0) {
throw new Error('Empty config');
}
this._onValueChanged.fire(message);
}
setValue(
folder: vscode.WorkspaceFolder | string,
key: string,
value: ConfigType
) {
const workspaceConfig = this._configs.get(folder);
if (workspaceConfig) {
workspaceConfig.set(key, value);
} else {
const newConfig: QtWorkspaceConfig = new Map();
newConfig.set(key, value);
this._configs.set(folder, newConfig);
}
}
getValue<T>(
folder: vscode.WorkspaceFolder | string,
key: string
): T | undefined {
return this._configs.get(folder)?.get(key) as T;
}
reset() {
this._qtInfoCache.clear();
}
// The below function is used to obtain QtInfo from the path of the qtPaths
// executable because we don't store the full `QtAdditionalPath` object in the
// kit configuration. So, we should be able to obtain the QtInfo from the path
// directly. `getQtInfoFromPath` might lose some information like the name of
// the kit, and whether it is a VCPKG kit or not.
getQtInfoFromPath(qtPathsExe: string): QtInfo | undefined {
return this.getQtInfo({ path: qtPathsExe });
}
getQtInfo(qtAdditionalPath: QtAdditionalPath): QtInfo | undefined {
let result = this._qtInfoCache.get(qtAdditionalPath.path);
if (result) {
result.name = qtAdditionalPath.name;
result.isVCPKG = qtAdditionalPath.isVCPKG;
return result;
}
result = new QtInfo(
qtAdditionalPath.path,
qtAdditionalPath.name,
qtAdditionalPath.isVCPKG
);
let output: string;
const retFristTry = spawnSync(qtAdditionalPath.path, ['-query'], {
encoding: 'utf8',
timeout: 1000
});
if (retFristTry.status === 1) {
const retOldQtPaths = spawnSync(
qtAdditionalPath.path,
['--binaries-dir'],
{
encoding: 'utf8',
timeout: 1000
}
);
if (retOldQtPaths.error ?? retOldQtPaths.status !== 0) {
return undefined;
}
const outputOldQtPaths = retOldQtPaths.stdout;
const qmakePath = path.join(outputOldQtPaths.trim(), 'qmake');
const retQmake = spawnSync(qmakePath, ['-query'], {
encoding: 'utf8',
timeout: 1000
});
if (retQmake.error ?? retQmake.status !== 0) {
return undefined;
}
output = retQmake.stdout;
} else if (retFristTry.error ?? retFristTry.status !== 0) {
return undefined;
} else {
output = retFristTry.stdout;
}
const lines = output.split('\n');
for (const line of lines) {
// split the line by the first `:`
const [key, ...tempValue] = line.split(':');
const value = tempValue.join(':');
if (key) {
result.set(key.trim(), value.trim());
}
}
const qconfigPriContent = CoreAPIImpl.getQConfigPriContent(result);
if (qconfigPriContent) {
const arch = CoreAPIImpl.obtainArch(qconfigPriContent);
if (arch) {
result.set('ARCH', arch);
} else {
logger.warn(
`Could not determine architecture for ${qtAdditionalPath.path}`
);
}
const msvcVersion = CoreAPIImpl.obtainMSVCVersions(qconfigPriContent);
result.set('MSVC_MAJOR_VERSION', msvcVersion.major.toString());
result.set('MSVC_MINOR_VERSION', msvcVersion.minor.toString());
result.set('MSVC_PATCH_VERSION', msvcVersion.patch.toString());
}
this._qtInfoCache.set(qtAdditionalPath.path, result);
return result;
}
}
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