import * as path from 'path';

import { ConfigurationTarget, Uri, workspace } from 'vscode';

import { PythonSettings } from '../client/common/configSettings';

const fileInNonRootWorkspace = path.join(__dirname, '..', '..', 'src', 'test', 'pythonFiles', 'dummy.py');

export const rootWorkspaceUri = getWorkspaceRoot();

export type PythonSettingKeys = 'workspaceSymbols.enabled' | 'pythonPath' |

'linting.lintOnSave' | 'linting.lintOnTextChange' |

'linting.enabled' | 'linting.pylintEnabled' |

'linting.flake8Enabled' | 'linting.pep8Enabled' | 'linting.pylamaEnabled' |

'linting.prospectorEnabled' | 'linting.pydocstyleEnabled' | 'linting.mypyEnabled' |

'unitTest.nosetestArgs' | 'unitTest.pyTestArgs' | 'unitTest.unittestArgs' |

'formatting.formatOnSave' | 'formatting.provider' | 'sortImports.args';

export async function updateSetting(setting: PythonSettingKeys, value: {}, resource: Uri, configTarget: ConfigurationTarget) {

const settings = workspace.getConfiguration('python', resource);

const currentValue = settings.inspect(setting);

if (currentValue !== undefined && ((configTarget === ConfigurationTarget.Global && currentValue.globalValue === value) ||

(configTarget === ConfigurationTarget.Workspace && currentValue.workspaceValue === value) ||

(configTarget === ConfigurationTarget.WorkspaceFolder && currentValue.workspaceFolderValue === value))) {

PythonSettings.dispose();

return;

}

// tslint:disable-next-line:await-promise

await settings.update(setting, value, configTarget);

PythonSettings.dispose();

}

function getWorkspaceRoot() {

if (!Array.isArray(workspace.workspaceFolders) || workspace.workspaceFolders.length === 0) {

return Uri.file(path.join(__dirname, '..', '..', 'src', 'test'));

}

if (workspace.workspaceFolders.length === 1) {

return workspace.workspaceFolders[0].uri;

}

const workspaceFolder = workspace.getWorkspaceFolder(Uri.file(fileInNonRootWorkspace));

return workspaceFolder ? workspaceFolder.uri : workspace.workspaceFolders[0].uri;

}