/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
'use strict';

import {Model} from 'vs/editor/common/model/model';
import {IViewModelHelper} from 'vs/editor/common/controller/oneCursor';
import {Position} from 'vs/editor/common/core/position';
import {Range} from 'vs/editor/common/core/range';
import {Selection} from 'vs/editor/common/core/selection';

export function withEditorModel(text:string[], callback:(model:Model) => void): void {
	var model = Model.createFromString(text.join('\n'));
	callback(model);
	model.dispose();
}

export function viewModelHelper(model): IViewModelHelper{
	return {
			viewModel: model,
			getCurrentCompletelyVisibleViewLinesRangeInViewport: () => { return null; },
			getCurrentCompletelyVisibleModelLinesRangeInViewport: () => { return null; },
			convertModelPositionToViewPosition: (lineNumber: number, column: number) => {
				return new Position(lineNumber, column);
			},
			convertModelRangeToViewRange: (modelRange: Range) => {
				return modelRange;
			},
			convertViewToModelPosition: (lineNumber: number, column: number) => {
				return new Position(lineNumber, column);
			},
			convertViewSelectionToModelSelection: (viewSelection: Selection) => {
				return viewSelection;
			},
			convertViewRangeToModelRange: (modelRange: Range) => {
				return modelRange;
			},
			validateViewPosition: (viewLineNumber: number, viewColumn: number, modelPosition: Position) => {
				return modelPosition;
			},
			validateViewRange: (viewStartLineNumber: number, viewStartColumn: number, viewEndLineNumber: number, viewEndColumn: number, modelRange: Range) => {
				return modelRange;
			}
	};
}