/*
 * Copyright 2015-2017 Atomist Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { TreeNode, GraphNode, FormatInfo, PathExpressionEngine } from "@atomist/rug/tree/PathExpression";
import { ProjectContext } from "@atomist/rug/operations/ProjectEditor";
import { File } from "./File";
import { Project } from "./Project";
export { ProjectView };

/**
 * ProjectView
 */
interface ProjectView {

    /**
     * Return a new Project View based on the original backing object (normally the .atomist/ directory)
     *
     * @returns {Project}
     */
    backingArchiveProject(): Project;

    /**
     * Provides access additional context, such as the PathExpressionEngine
     *
     * @property {ProjectContext} context
     */
    readonly context: ProjectContext;

    /**
     * The number of files directly in this directory
     *
     * @param path {string} The path to use
     * @returns {number}
     */
    countFilesInDirectory(path: string): number;

    /**
     * Does a file with the given path exist and have the expected content?
     *
     * @param path {string} The path to use
     * @param content {string} The content to check
     * @returns {boolean}
     */
    fileContains(path: string, content: string): boolean;

    /**
     * The total number of files in this project
     *
     * @property {number} fileCount
     */
    readonly fileCount: number;

    /**
     * Does a file with the given path exist and have the expected content?
     *
     * @param path {string} The path to use
     * @param content {string} The content to check against the given file
     * @returns {boolean}
     */
    fileHasContent(path: string, content: string): boolean;

    /**
     * Files in this archive
     *
     * @property {File[]} files
     */
    readonly files: File[];

    /**
     * Return the name of the project. If it's in GitHub, it will be the repo name. If it's on the local filesystem it will be the directory name
     *
     * @property {string} name
     */
    readonly name: string;

    /**
     * Return the path expression to this point in the given file
     *
     * @param arg0 {string} 
     * @param arg1 {string} 
     * @param arg2 {number} 
     * @param arg3 {number} 
     * @returns {string}
     */
    pathTo(arg0: string, arg1: string, arg2: number, arg3: number): string;

}