#region BSD License

/*
Copyright (c) 2004 Matthew Holmes (matthew@wildfiregames.com), Dan Moorehead (dan05a@gmail.com)

Redistribution and use in source and binary forms, with or without modification, are permitted
provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, this list of conditions 
  and the following disclaimer. 
* Redistributions in binary form must reproduce the above copyright notice, this list of conditions 
  and the following disclaimer in the documentation and/or other materials provided with the 
  distribution. 
* The name of the author may not be used to endorse or promote products derived from this software 
  without specific prior written permission. 

THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, 
BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#endregion

using System;
using System.IO;
using System.Text.RegularExpressions;
using Prebuild.Core.Attributes;
using Prebuild.Core.Interfaces;
using Prebuild.Core.Nodes;
using Prebuild.Core.Utilities;

namespace Prebuild.Core.Targets;

/// <summary>
/// </summary>
[Target("sharpdev")]
public class SharpDevelopTarget : ITarget
{
    #region Fields

    private Kernel m_Kernel;

    #endregion

    #region Private Methods

    private static string PrependPath(string path)
    {
        var tmpPath = Helper.NormalizePath(path, '/');
        var regex = new Regex(@"(\w):/(\w+)");
        var match = regex.Match(tmpPath);
        if (match.Success || tmpPath[0] == '.' || tmpPath[0] == '/')
            tmpPath = Helper.NormalizePath(tmpPath);
        else
            tmpPath = Helper.NormalizePath("./" + tmpPath);

        return tmpPath;
    }

    private static string BuildReference(SolutionNode solution, ReferenceNode refr)
    {
        var ret = "<Reference type=\"";
        if (solution.ProjectsTable.ContainsKey(refr.Name))
        {
            ret += "Project\" refto=\"" + refr.Name;
            ret += "\" localcopy=\"" + refr.LocalCopy + "\" />";
        }
        else
        {
            var project = (ProjectNode)refr.Parent;
            var fileRef = FindFileReference(refr.Name, project);

            if (refr.Path != null || fileRef != null)
            {
                ret += "Assembly\" refto=\"";

                var finalPath = refr.Path != null ? Helper.MakeFilePath(refr.Path, refr.Name, "dll") : fileRef;

                ret += finalPath;
                ret += "\" localcopy=\"" + refr.LocalCopy + "\" />";
                return ret;
            }

            ret += "Gac\" refto=\"";
            try
            {
                //Assembly assem = Assembly.Load(refr.Name);
                ret += refr.Name; // assem.FullName;
            }
            catch (NullReferenceException e)
            {
                e.ToString();
                ret += refr.Name;
            }

            ret += "\" localcopy=\"" + refr.LocalCopy + "\" />";
        }

        return ret;
    }

    private static string FindFileReference(string refName, ProjectNode project)
    {
        foreach (var refPath in project.ReferencePaths)
        {
            var fullPath = Helper.MakeFilePath(refPath.Path, refName, "dll");

            if (File.Exists(fullPath)) return fullPath;
        }

        return null;
    }

    /// <summary>
    ///     Gets the XML doc file.
    /// </summary>
    /// <param name="project">The project.</param>
    /// <param name="conf">The conf.</param>
    /// <returns></returns>
    public static string GenerateXmlDocFile(ProjectNode project, ConfigurationNode conf)
    {
        if (conf == null) throw new ArgumentNullException("conf");
        if (project == null) throw new ArgumentNullException("project");
        var docFile = (string)conf.Options["XmlDocFile"];
        if (docFile != null && docFile.Length == 0) //default to assembly name if not specified
            return "False";
        return "True";
    }

    private void WriteProject(SolutionNode solution, ProjectNode project)
    {
        var csComp = "Csc";
        var netRuntime = "MsNet";
        if (project.Runtime == ClrRuntime.Mono)
        {
            csComp = "Mcs";
            netRuntime = "Mono";
        }

        var projFile = Helper.MakeFilePath(project.FullPath, project.Name, "prjx");
        var ss = new StreamWriter(projFile);

        m_Kernel.CurrentWorkingDirectory.Push();
        Helper.SetCurrentDir(Path.GetDirectoryName(projFile));

        using (ss)
        {
            ss.WriteLine(
                "<Project name=\"{0}\" standardNamespace=\"{1}\" description=\"\" newfilesearch=\"None\" enableviewstate=\"True\" version=\"1.1\" projecttype=\"C#\">",
                project.Name,
                project.RootNamespace
            );

            ss.WriteLine("  <Contents>");
            foreach (var file in project.Files)
            {
                var buildAction = "Compile";
                switch (project.Files.GetBuildAction(file))
                {
                    case BuildAction.None:
                        buildAction = "Nothing";
                        break;

                    case BuildAction.Content:
                        buildAction = "Exclude";
                        break;

                    case BuildAction.EmbeddedResource:
                        buildAction = "EmbedAsResource";
                        break;

                    default:
                        buildAction = "Compile";
                        break;
                }

                // Sort of a hack, we try and resolve the path and make it relative, if we can.
                var filePath = PrependPath(file);
                ss.WriteLine("    <File name=\"{0}\" subtype=\"Code\" buildaction=\"{1}\" dependson=\"\" data=\"\" />",
                    filePath, buildAction);
            }

            ss.WriteLine("  </Contents>");

            ss.WriteLine("  <References>");
            foreach (var refr in project.References) ss.WriteLine("    {0}", BuildReference(solution, refr));
            ss.WriteLine("  </References>");

            ss.Write("  <DeploymentInformation");
            ss.Write(" target=\"\"");
            ss.Write(" script=\"\"");
            ss.Write(" strategy=\"File\"");
            ss.WriteLine(" />");

            var count = 0;

            ss.WriteLine("  <Configurations active=\"{0}\">", solution.ActiveConfig);

            foreach (var conf in project.Configurations)
            {
                ss.Write("    <Configuration");
                ss.Write(" runwithwarnings=\"True\"");
                ss.Write(" name=\"{0}\"", conf.Name);
                ss.WriteLine(">");
                ss.Write("      <CodeGeneration");
                ss.Write(" runtime=\"{0}\"", netRuntime);
                ss.Write(" compiler=\"{0}\"", csComp);
                ss.Write(" compilerversion=\"\"");
                ss.Write(" warninglevel=\"{0}\"", conf.Options["WarningLevel"]);
                ss.Write(" nowarn=\"{0}\"", conf.Options["SuppressWarnings"]);
                ss.Write(" includedebuginformation=\"{0}\"", conf.Options["DebugInformation"]);
                ss.Write(" optimize=\"{0}\"", conf.Options["OptimizeCode"]);
                ss.Write(" unsafecodeallowed=\"{0}\"", conf.Options["AllowUnsafe"]);
                ss.Write(" generateoverflowchecks=\"{0}\"", conf.Options["CheckUnderflowOverflow"]);
                ss.Write(" mainclass=\"{0}\"", project.StartupObject);
                ss.Write(" target=\"{0}\"", project.Type);
                ss.Write(" definesymbols=\"{0}\"", conf.Options["CompilerDefines"]);
                ss.Write(" generatexmldocumentation=\"{0}\"", GenerateXmlDocFile(project, conf));
                ss.Write(" win32Icon=\"{0}\"", Helper.NormalizePath(".\\" + project.AppIcon));
                ss.Write(" noconfig=\"{0}\"", "False");
                ss.Write(" nostdlib=\"{0}\"", conf.Options["NoStdLib"]);
                ss.WriteLine(" />");

                ss.Write("      <Execution");
                ss.Write(" commandlineparameters=\"\"");
                ss.Write(" consolepause=\"True\"");
                ss.WriteLine(" />");

                ss.Write("      <Output");
                ss.Write(" directory=\".\\{0}\"", Helper.NormalizePath(conf.Options["OutputPath"].ToString()));
                ss.Write(" assembly=\"{0}\"", project.AssemblyName);
                ss.Write(" executeScript=\"{0}\"", conf.Options["RunScript"]);
                if (conf.Options["PreBuildEvent"] != null && conf.Options["PreBuildEvent"].ToString().Length != 0)
                    ss.Write(" executeBeforeBuild=\"{0}\"",
                        Helper.NormalizePath(conf.Options["PreBuildEvent"].ToString()));
                else
                    ss.Write(" executeBeforeBuild=\"{0}\"", conf.Options["PreBuildEvent"]);
                if (conf.Options["PostBuildEvent"] != null && conf.Options["PostBuildEvent"].ToString().Length != 0)
                    ss.Write(" executeAfterBuild=\"{0}\"",
                        Helper.NormalizePath(conf.Options["PostBuildEvent"].ToString()));
                else
                    ss.Write(" executeAfterBuild=\"{0}\"", conf.Options["PostBuildEvent"]);
                ss.Write(" executeBeforeBuildArguments=\"{0}\"", conf.Options["PreBuildEventArgs"]);
                ss.Write(" executeAfterBuildArguments=\"{0}\"", conf.Options["PreBuildEventArgs"]);
                ss.WriteLine(" />");
                ss.WriteLine("    </Configuration>");

                count++;
            }

            ss.WriteLine("  </Configurations>");
            ss.WriteLine("</Project>");
        }

        m_Kernel.CurrentWorkingDirectory.Pop();
    }

    private void WriteCombine(SolutionNode solution)
    {
        m_Kernel.Log.Write("Creating SharpDevelop combine and project files");
        foreach (var project in solution.Projects)
            if (m_Kernel.AllowProject(project.FilterGroups))
            {
                m_Kernel.Log.Write("...Creating project: {0}", project.Name);
                WriteProject(solution, project);
            }

        m_Kernel.Log.Write("");
        var combFile = Helper.MakeFilePath(solution.FullPath, solution.Name, "cmbx");
        var ss = new StreamWriter(combFile);

        m_Kernel.CurrentWorkingDirectory.Push();
        Helper.SetCurrentDir(Path.GetDirectoryName(combFile));

        using (ss)
        {
            ss.WriteLine("<Combine fileversion=\"1.0\" name=\"{0}\" description=\"\">", solution.Name);

            var count = 0;
            foreach (var project in solution.Projects)
            {
                if (count == 0)
                    ss.WriteLine("  <StartMode startupentry=\"{0}\" single=\"True\">", project.Name);

                ss.WriteLine("    <Execute entry=\"{0}\" type=\"None\" />", project.Name);
                count++;
            }

            ss.WriteLine("  </StartMode>");

            ss.WriteLine("  <Entries>");
            foreach (var project in solution.Projects)
            {
                var path = Helper.MakePathRelativeTo(solution.FullPath, project.FullPath);
                ss.WriteLine("    <Entry filename=\"{0}\" />",
                    Helper.MakeFilePath(path, project.Name, "prjx"));
            }

            ss.WriteLine("  </Entries>");

            count = 0;
            foreach (var conf in solution.Configurations)
            {
                if (count == 0) ss.WriteLine("  <Configurations active=\"{0}\">", conf.Name);

                ss.WriteLine("    <Configuration name=\"{0}\">", conf.Name);
                foreach (var project in solution.Projects)
                    ss.WriteLine("      <Entry name=\"{0}\" configurationname=\"{1}\" build=\"True\" />", project.Name,
                        conf.Name);
                ss.WriteLine("    </Configuration>");

                count++;
            }

            ss.WriteLine("  </Configurations>");
            ss.WriteLine("</Combine>");
        }

        m_Kernel.CurrentWorkingDirectory.Pop();
    }

    private void CleanProject(ProjectNode project)
    {
        m_Kernel.Log.Write("...Cleaning project: {0}", project.Name);
        var projectFile = Helper.MakeFilePath(project.FullPath, project.Name, "prjx");
        Helper.DeleteIfExists(projectFile);
    }

    private void CleanSolution(SolutionNode solution)
    {
        m_Kernel.Log.Write("Cleaning SharpDevelop combine and project files for", solution.Name);

        var slnFile = Helper.MakeFilePath(solution.FullPath, solution.Name, "cmbx");
        Helper.DeleteIfExists(slnFile);

        foreach (var project in solution.Projects) CleanProject(project);

        m_Kernel.Log.Write("");
    }

    #endregion

    #region ITarget Members

    /// <summary>
    ///     Writes the specified kern.
    /// </summary>
    /// <param name="kern">The kern.</param>
    public void Write(Kernel kern)
    {
        if (kern == null) throw new ArgumentNullException("kern");
        m_Kernel = kern;
        foreach (var solution in kern.Solutions) WriteCombine(solution);
        m_Kernel = null;
    }

    /// <summary>
    ///     Cleans the specified kern.
    /// </summary>
    /// <param name="kern">The kern.</param>
    public virtual void Clean(Kernel kern)
    {
        if (kern == null) throw new ArgumentNullException("kern");
        m_Kernel = kern;
        foreach (var sol in kern.Solutions) CleanSolution(sol);
        m_Kernel = null;
    }

    /// <summary>
    ///     Gets the name.
    /// </summary>
    /// <value>The name.</value>
    public string Name => "sharpdev";

    #endregion
}