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////
//// SearchCollector.cs
////
//// Author:
//// Mansheng Yang <lightyang0@gmail.com>
////
//// Copyright (c) 2012 Mansheng Yang
////
//// Permission is hereby granted, free of charge, to any person obtaining a copy
//// of this software and associated documentation files (the "Software"), to deal
//// in the Software without restriction, including without limitation the rights
//// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//// copies of the Software, and to permit persons to whom the Software is
//// furnished to do so, subject to the following conditions:
////
//// The above copyright notice and this permission notice shall be included in
//// all copies or substantial portions of the Software.
////
//// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//// THE SOFTWARE.
//using System;
//using System.Collections.Generic;
//using System.Linq;
//using ICSharpCode.NRefactory.TypeSystem;
//using MonoDevelop.Core;
//using MonoDevelop.Projects;
//using MonoDevelop.Ide.TypeSystem;
//
//namespace MonoDevelop.Ide.FindInFiles
//{
// public class SearchCollector
// {
//
// public class FileList
// {
// public Project Project
// {
// get;
// private set;
// }
//
// public IProjectContent Content
// {
// get;
// private set;
// }
//
// public IEnumerable<FilePath> Files
// {
// get;
// private set;
// }
//
// public FileList (Project project, IProjectContent content, IEnumerable<FilePath> files)
// {
// Project = project;
// Content = content;
// Files = files;
// }
// }
//
// public static IEnumerable<Project> CollectProjects (Solution solution, IEnumerable<object> entities)
// {
// return new SearchCollector (solution, null, entities).CollectProjects ();
// }
//
// public static IEnumerable<FileList> CollectFiles (Project project, IEnumerable<object> entities)
// {
// return new SearchCollector (project.ParentSolution, project, entities).CollectFiles ();
// }
//
// public static IEnumerable<FileList> CollectFiles (Solution solution, IEnumerable<object> entities)
// {
// return new SearchCollector (solution, null, entities).CollectFiles ();
// }
//
// static IEnumerable<Project> GetAllReferencingProjects (Solution solution, string assemblyName)
// {
// return solution.GetAllProjects ().Where (
// project => TypeSystemService.GetCompilation (project).Assemblies.Any (a => a.AssemblyName == assemblyName));
// }
//
// static FileList CollectDeclaringFiles (IEntity entity, IEnumerable<string> fileNames)
// {
// var project = TypeSystemService.GetProject (entity);
// var paths = fileNames.Distinct().Select (p => (FilePath)p);
// return new SearchCollector.FileList (project, TypeSystemService.GetProjectContext (project), paths);
// }
//
// public static FileList CollectDeclaringFiles (IEntity entity)
// {
// if (entity is ITypeDefinition)
// return CollectDeclaringFiles (entity, (entity as ITypeDefinition).Parts.Select (p => p.Region.FileName));
// if (entity is IMethod)
// return CollectDeclaringFiles (entity, (entity as IMethod).Parts.Select (p => p.Region.FileName));
// return CollectDeclaringFiles (entity, new [] { entity.Region.FileName });
// }
//
// Project searchProject;
// bool searchProjectAdded; // if the searchProject is added, we can stop collecting
// Solution solution;
// IEnumerable<object> entities;
// bool projectOnly; // only collect projects
//
// IDictionary<Project, ISet<string>> collectedFiles = new Dictionary<Project, ISet<string>> ();
// ISet<Project> collectedProjects = new HashSet<Project> ();
//
// ISet<string> searchedAssemblies = new HashSet<string> ();
// ISet<Project> searchedProjects = new HashSet<Project> ();
//
// /// <param name="searchProject">the project to search. use to null to search the whole solution</param>
// SearchCollector (Solution solution, Project searchProject, IEnumerable<object> entities)
// {
// this.solution = solution;
// this.searchProject = searchProject;
// this.entities = entities;
// }
//
// IEnumerable<Project> CollectProjects ()
// {
// projectOnly = true;
// foreach (var o in entities) {
// var entity = o as IEntity;
// if (entity != null) {
// Collect (TypeSystemService.GetProject (entity), entity);
// continue;
// }
// var par = o as IParameter;
// if (par != null) {
// Collect (TypeSystemService.GetProject (par.Owner), par.Owner);
// continue;
// }
// }
// return collectedProjects;
// }
//
// IEnumerable<FileList> CollectFiles ()
// {
// projectOnly = false;
// foreach (var o in entities) {
// if (o is INamespace) {
// Collect (null, null);
// continue;
// }
//
// var par = o as IParameter;
// if (par != null) {
// if (par.Owner != null) {
// Collect (TypeSystemService.GetProject (par.Owner), par.Owner);
// } else {
// Collect (IdeApp.Workbench.ActiveDocument.Project, null);
// }
// } else {
// var entity = o as IEntity;
// if (entity == null)
// continue;
// Collect (TypeSystemService.GetProject (entity), entity);
// }
//
// if (searchProjectAdded) break;
// }
// foreach (var project in collectedProjects)
// yield return new FileList (project, TypeSystemService.GetProjectContext (project), project.Files.Where (f => f.BuildAction == BuildAction.Compile).Select (f => f.FilePath));
//
// foreach (var files in collectedFiles)
// yield return new FileList (files.Key, TypeSystemService.GetProjectContext (files.Key), files.Value.Select (f => (FilePath)f));
// }
//
// void AddProject (Project project)
// {
// if (project == null)
// throw new ArgumentNullException ("project");
//
// searchProjectAdded = (project == searchProject);
//
// // remove duplicate files
// if (collectedProjects.Add (project))
// collectedFiles.Remove (project);
// }
//
// void AddFiles (Project project, IEnumerable<string> files)
// {
// if (project == null)
// throw new ArgumentNullException ("project");
//
// if (collectedProjects.Contains (project))
// return;
//
// ISet<string> fileSet;
// if (!collectedFiles.TryGetValue (project, out fileSet)) {
// fileSet = new HashSet<string> ();
// collectedFiles[project] = fileSet;
// }
//
// foreach (var file in files)
// fileSet.Add (file);
// }
//
// void Collect (Project sourceProject, IEntity entity, bool searchInProject = false)
// {
// if (searchedProjects.Contains(sourceProject))
// return;
//
// if (searchProject != null && sourceProject != searchProject) {
// // searching for a entity not defined in the project
// AddProject (searchProject);
// return;
// }
//
// if (sourceProject == null) {
// if (entity == null) {
// foreach (var project in solution.GetAllProjects ())
// AddProject (project);
// return;
// }
// // entity is defined in a referenced assembly
// var assemblyName = entity.ParentAssembly.AssemblyName;
// if (!searchedAssemblies.Add (assemblyName))
// return;
// foreach (var project in GetAllReferencingProjects (solution, assemblyName))
// AddProject (project);
//
// return;
// }
//
// if (entity == null) {
// AddProject (sourceProject);
// return;
// }
//
// var declaringType = entity.DeclaringTypeDefinition;
// // TODO: possible optimization for protected
// switch (entity.Accessibility) {
// case Accessibility.Public:
// case Accessibility.Protected:
// case Accessibility.ProtectedOrInternal:
// case Accessibility.Internal:
// case Accessibility.ProtectedAndInternal:
//
// if (declaringType != null)
// Collect (sourceProject, entity.DeclaringTypeDefinition, searchInProject);
// else if (searchProject != null || searchInProject)
// AddProject (sourceProject);
// else {
// foreach (var project in ReferenceFinder.GetAllReferencingProjects (solution, sourceProject)) {
// if (entity.Accessibility == Accessibility.Internal || entity.Accessibility == Accessibility.ProtectedAndInternal) {
// var wrapper = TypeSystemService.GetProjectContentWrapper (project);
// if (wrapper == null)
// continue;
// if (!entity.ParentAssembly.InternalsVisibleTo (wrapper.Compilation.MainAssembly))
// continue;
// }
// AddProject (project);
// }
// }
// break;
// default: // private
// if (projectOnly)
// AddProject (sourceProject);
// else if (declaringType != null)
// AddFiles (sourceProject, declaringType.Parts.Select (p => p.Region.FileName));
// break;
// }
// }
// }
//}
//
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