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v1.30 UWP

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This commit is contained in:
Yan Maniez 2018-10-22 22:43:23 +02:00
parent ea0fa6b254
commit 02062c8b9c
3 changed files with 56 additions and 12 deletions
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63
AideDeJeu/AideDeJeu.UWP/NativeAPI.cs
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@ -25,21 +25,62 @@ namespace AideDeJeu.UWP
public async Task<string> GetDatabasePathAsync(string databaseName)
{
var documentsDirectoryPath = Windows.Storage.ApplicationData.Current.LocalFolder.Path;
var path = Path.Combine(documentsDirectoryPath, $"{databaseName}.db");
if (!File.Exists(path))
if (await CheckDatabaseVersionAsync(databaseName))
{
var assembly = typeof(Version_UWP).GetTypeInfo().Assembly;
using (var inStream = assembly.GetManifestResourceStream($"AideDeJeu.UWP.{databaseName}.db"))
await CopyOldToNewFileAsync(databaseName, "db");
await CopyOldToNewFileAsync(databaseName, "ver");
}
return GetNewFilePath(databaseName, "db");
}
public Stream GetOldFileStream(string fileName, string extension)
{
var assembly = typeof(Version_UWP).GetTypeInfo().Assembly;
return assembly.GetManifestResourceStream($"AideDeJeu.UWP.{fileName}.{extension}");
}
public string GetNewFilePath(string fileName, string extension)
{
var documentsDirectoryPath = Windows.Storage.ApplicationData.Current.LocalFolder.Path;
return Path.Combine(documentsDirectoryPath, $"{fileName}.{extension}");
}
public async Task CopyOldToNewFileAsync(string fileName, string extension)
{
using (var inStream = GetOldFileStream(fileName, extension))
{
using (var outStream = new FileStream(GetNewFilePath(fileName, extension), FileMode.Create))
{
using (var outStream = new FileStream(path, FileMode.Create))
{
await inStream.CopyToAsync(outStream);
}
await inStream.CopyToAsync(outStream);
}
}
return path;
}
public async Task<bool> CheckDatabaseVersionAsync(string databaseName)
{
var path = GetNewFilePath(databaseName, "ver");
if (!File.Exists(path))
{
return true;
}
int newVersion = 0;
int oldVersion = -1;
using (var newStream = GetOldFileStream(databaseName, "ver"))
{
using (var sr = new StreamReader(newStream))
{
var str = await sr.ReadToEndAsync();
int.TryParse(str, out newVersion);
}
}
using (var oldStream = new FileStream(path, FileMode.Open))
{
using (var sr = new StreamReader(oldStream))
{
var str = await sr.ReadToEndAsync();
int.TryParse(str, out oldVersion);
}
}
return newVersion > oldVersion;
}
}
}