using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.PMR.FirmwareUpgrade;
public static class VersionPackageDescriptorExtensions
{
/// <summary>
/// Throws exception if the tfp package is invalid.
/// </summary>
/// <param name="descriptor">The descriptor.</param>
/// <exception cref="InvalidDataException">
/// TFP package contains multiple MCU files.
/// or
/// TFP package MCU does specify any version.
/// or
/// </exception>
public static void Validate(this VersionPackageDescriptor descriptor)
{
if (descriptor.FileDescriptors.Where(x => x.Destination == VersionFileDestination.Mcu).Count() > 1)
{
throw new InvalidDataException("TFP package contains multiple MCU files.");
}
if (descriptor.FileDescriptors.GroupBy(x => x.FileName).Any(x => x.Count() > 1))
{
throw new InvalidDataException("The TPF package cannot contain duplicate file names.");
}
foreach (var item in descriptor.FileDescriptors)
{
try
{
Version.Parse(item.Version);
}
catch
{
throw new InvalidDataException($"Invalid version ({item.Version}) for file '{item.FileName}'.");
}
}
}
/// <summary>
/// Gets the MCU version.
/// </summary>
/// <param name="descriptor">The descriptor.</param>
/// <returns></returns>
public static Version GetMcuVersion(this VersionPackageDescriptor descriptor)
{
descriptor.Validate();
var mcuFile = descriptor.FileDescriptors.SingleOrDefault(x => x.Destination == VersionFileDestination.Mcu);
if (mcuFile == null)
{
throw new FileNotFoundException("Could not retrieve TFP package version. MCU file not found.");
}
return Version.Parse(mcuFile.Version);
}
/// <summary>
/// Determines whether this package contains an MCU file.
/// </summary>
/// <param name="descriptor">The descriptor.</param>
public static bool ContainsMcu(this VersionPackageDescriptor descriptor)
{
return descriptor.FileDescriptors.Any(x => x.Destination == VersionFileDestination.Mcu);
}
/// <summary>
/// Determines whether this package contains none MCU files.
/// </summary>
/// <param name="descriptor">The descriptor.</param>
public static bool ContainsNoneMcu(this VersionPackageDescriptor descriptor)
{
return descriptor.FileDescriptors.Any(x => x.Destination != VersionFileDestination.Mcu);
}
}
