using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using Microsoft.VisualStudio.Project;
using Microsoft.VisualStudio;
using Microsoft.VisualStudio.OLE.Interop;
using Microsoft.VisualStudio.Shell;
using Microsoft.VisualStudio.Shell.Interop;
using Cosmos.Debug.VSDebugEngine;
using System.Collections.Specialized;
using Cosmos.Debug.Common;

namespace Cosmos.VS.Package
{

    public class VsProjectConfig : ProjectConfig
    {

        public VsProjectConfig(ProjectNode project, string configuration) : base(project, configuration) {
            LogUtility.LogString("Entering Cosmos.VS.Package.VsProjectConfig.ctor(project, '{0}')", configuration);
            LogUtility.LogString("Exiting Cosmos.VS.Package.VsProjectConfig.ctor(project, configuration)");
        }

        public override int DebugLaunch(uint aLaunch)
        {
            LogUtility.LogString("Entering Cosmos.VS.Package.VsProjectConfig.DebugLaunch({0})", aLaunch);
            try
            {
                // http://msdn.microsoft.com/en-us/library/microsoft.visualstudio.shell.interop.vsdebugtargetinfo_members.aspx
                var xInfo = new VsDebugTargetInfo();
                xInfo.cbSize = (uint)Marshal.SizeOf(xInfo);

                xInfo.dlo = DEBUG_LAUNCH_OPERATION.DLO_CreateProcess;
                xInfo.fSendStdoutToOutputWindow = 0; // App keeps its stdout
                xInfo.grfLaunch = aLaunch; // Just pass through for now.
                xInfo.bstrRemoteMachine = null; // debug locally

                // On first call, reset the cache, following calls will use the cached values
                // Think we will change this to a dummy program when we get our debugger working
                // This is the program that gest launched after build

                var xValues = new NameValueCollection();
                xValues.Add("ISOFile", Path.Combine(Path.GetDirectoryName(ProjectMgr.GetOutputAssembly(this.ConfigName)), Path.GetFileNameWithoutExtension(ProjectMgr.GetOutputAssembly(this.ConfigName)) + ".iso"));
                xValues.Add("BinFormat", this.GetConfigurationProperty("BinFormat", true));
                xValues.Add("EnableGDB", this.GetConfigurationProperty("EnableGDB", true));
                xValues.Add("DebugMode", this.GetConfigurationProperty("DebugMode", true));
                xValues.Add("TraceAssemblies", this.GetConfigurationProperty("TraceAssemblies", true));
                xValues.Add("BuildTarget", this.GetConfigurationProperty("BuildTarget", true));
                xValues.Add("ProjectFile", Path.Combine(ProjectMgr.ProjectFolder, ProjectMgr.ProjectFile));
                xValues.Add("VMWareFlavor", this.GetConfigurationProperty("VMWareFlavor", true));
                xValues.Add("StartCosmosGDB", this.GetConfigurationProperty("StartCosmosGDB", true));

                xInfo.bstrExe = NameValueCollectionHelper.DumpToString(xValues);

                LogUtility.LogString("Parameters = '{0}'", xInfo.bstrExe);

                // Select the debugger
                // Managed debugger
                //xInfo.clsidCustom = VSConstants.CLSID_ComPlusOnlyDebugEngine;
                // Our debugger - a work in progress
                xInfo.clsidCustom = new Guid(AD7Engine.ID);
                xInfo.clsidPortSupplier = new Guid("{708C1ECA-FF48-11D2-904F-00C04FA302A1}");
                // Sample Debug Engine
                //xInfo.clsidCustom = new Guid("{D951924A-4999-42a0-9217-1EB5233D1D5A}"); 

                VsShellUtilities.LaunchDebugger(ProjectMgr.Site, xInfo);
                LogUtility.LogString("Returning VSConstants.S_OK");
                return VSConstants.S_OK;
            }
            catch (Exception e)
            {
                LogUtility.LogString("Error: " + e.ToString());
                return Marshal.GetHRForException(e);
            }
            finally
            {
                LogUtility.LogString("Exiting Cosmos.VS.Package.VsProjectConfig.DebugLaunch");
            }
        }

    }

}