private async Task RunAsync(IJobContext context)
{
if (!CliUtils.ParseArgs(_options, context.Args))
{
return;
}
if (_isHelp)
{
PrintUsage();
return;
}
if (string.IsNullOrEmpty(_directory))
{
await CliUtils.PrintErrorAsync("需要指定恢复数据的文件夹名称：directory");
return;
}
var treeInfo = new TreeInfo(_settings.ContentRootPath, _directory);
if (!Directory.Exists(treeInfo.DirectoryPath))
{
await CliUtils.PrintErrorAsync($"恢复数据的文件夹 {treeInfo.DirectoryPath} 不存在");
return;
}
var tablesFilePath = treeInfo.TablesFilePath;
if (!CliUtils.FileExists(tablesFilePath))
{
await CliUtils.PrintErrorAsync($"恢复文件 {treeInfo.TablesFilePath} 不存在");
return;
}
var(isConnectionWorks, errorMessage) = await CliUtils.CheckSettingsAsync(_settings);
if (!isConnectionWorks)
{
await CliUtils.PrintErrorAsync(errorMessage);
return;
}
await Console.Out.WriteLineAsync($"数据库类型: {_settings.Database.DatabaseType.GetDisplayName()}");
await Console.Out.WriteLineAsync($"连接字符串: {_settings.Database.ConnectionString}");
await Console.Out.WriteLineAsync($"恢复文件夹: {treeInfo.DirectoryPath}");
var tableNames = Utilities.JsonDeserialize <List <string> >(await CliUtils.ReadAllTextAsync(tablesFilePath));
await CliUtils.PrintRowLineAsync();
await CliUtils.PrintRowAsync("恢复表名称", "总条数");
await CliUtils.PrintRowLineAsync();
var includes = new List <string>(_settings.Includes);
var excludes = new List <string>(_settings.Excludes);
var errorLogFilePath = CliUtils.CreateErrorLogFile(_settings.ContentRootPath, CommandName);
foreach (var tableName in tableNames)
{
try
{
if (includes.Count > 0 && !Utilities.ContainsIgnoreCase(includes, tableName))
{
continue;
}
if (excludes.Count > 0 && Utilities.ContainsIgnoreCase(excludes, tableName))
{
continue;
}
var metadataFilePath = treeInfo.GetTableMetadataFilePath(tableName);
if (!CliUtils.FileExists(metadataFilePath))
{
continue;
}
var tableInfo = Utilities.JsonDeserialize <TableInfo>(await CliUtils.ReadAllTextAsync(metadataFilePath));
var repository = new Repository(_settings.Database, tableName, tableInfo.Columns);
await CliUtils.PrintRowAsync(tableName, tableInfo.TotalCount.ToString("#,0"));
if (!await _settings.Database.IsTableExistsAsync(tableName))
{
try
{
await _settings.Database.CreateTableAsync(tableName, tableInfo.Columns);
}
catch (Exception ex)
{
await CliUtils.AppendErrorLogAsync(errorLogFilePath, new TextLogInfo
{
DateTime = DateTime.Now,
Detail = $"创建表 {tableName}",
Exception = ex
});
continue;
}
}
else
{
await _settings.Database.AlterTableAsync(tableName, tableInfo.Columns);
}
if (tableInfo.RowFiles.Count > 0)
{
using (var progress = new ProgressBar())
{
for (var i = 0; i < tableInfo.RowFiles.Count; i++)
{
progress.Report((double)i / tableInfo.RowFiles.Count);
var fileName = tableInfo.RowFiles[i];
var objects = Utilities.JsonDeserialize <List <JObject> >(
await CliUtils.ReadAllTextAsync(treeInfo.GetTableContentFilePath(tableName, fileName)));
try
{
await repository.BulkInsertAsync(objects);
}
catch (Exception ex)
{
await CliUtils.AppendErrorLogAsync(errorLogFilePath, new TextLogInfo
{
DateTime = DateTime.Now,
Detail = $"插入表 {tableName}, 文件名 {fileName}",
Exception = ex
});
}
}
}
}
}
catch (Exception ex)
{
await CliUtils.AppendErrorLogAsync(errorLogFilePath, new TextLogInfo
{
DateTime = DateTime.Now,
Detail = $"插入表 {tableName}",
Exception = ex
});
}
}
await CliUtils.PrintRowLineAsync();
await Console.Out.WriteLineAsync($"恭喜，成功从文件夹：{treeInfo.DirectoryPath} 恢复数据！");
}
