84 lines
2.8 KiB
C#
84 lines
2.8 KiB
C#
// Copyright (c) .NET Foundation and contributors. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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using System;
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using System.IO;
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using Microsoft.Build.Construction;
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using Microsoft.DotNet.Cli;
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using Microsoft.DotNet.ProjectJsonMigration;
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namespace Microsoft.DotNet.Tools.Migrate
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{
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public partial class MigrateCommand
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{
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private string _templateFile;
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private string _outputDirectory;
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private string _projectJson;
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private string _sdkVersion;
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private TemporaryDotnetNewTemplateProject _temporaryDotnetNewProject;
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public MigrateCommand(string templateFile, string outputDirectory, string projectJson, string sdkVersion)
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{
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_templateFile = templateFile;
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_outputDirectory = outputDirectory;
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_projectJson = projectJson;
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_sdkVersion = sdkVersion;
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_temporaryDotnetNewProject = new TemporaryDotnetNewTemplateProject();
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}
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public int Start()
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{
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var project = GetProjectJsonPath(_projectJson) ?? _temporaryDotnetNewProject.ProjectJsonPath;
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EnsureNotNull(project, "Unable to find project.json");
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var projectDirectory = Path.GetDirectoryName(project);
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var templateFile = _templateFile ?? _temporaryDotnetNewProject.MSBuildProjectPath;
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EnsureNotNull(templateFile, "Unable to find default msbuild template");
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var outputDirectory = _outputDirectory ?? Path.GetDirectoryName(project);
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EnsureNotNull(outputDirectory, "Null output directory");
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var sdkVersion = _sdkVersion ?? new ProjectJsonParser(_temporaryDotnetNewProject.ProjectJson).SdkPackageVersion;
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EnsureNotNull(sdkVersion, "Null Sdk Version");
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var migrationSettings = new MigrationSettings(projectDirectory, outputDirectory, sdkVersion, templateFile);
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new ProjectMigrator().Migrate(migrationSettings);
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return 0;
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}
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private void EnsureNotNull(string variable, string message)
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{
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if (variable == null)
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{
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throw new Exception(message);
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}
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}
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private string GetProjectJsonPath(string projectJson)
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{
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if (projectJson == null)
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{
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return null;
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}
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if (File.Exists(projectJson))
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{
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return projectJson;
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}
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if (Directory.Exists(projectJson))
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{
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var projectCandidate = Path.Combine(projectJson, "project.json");
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if (File.Exists(projectCandidate))
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{
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return projectCandidate;
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}
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}
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throw new Exception($"Unable to find project file at {projectJson}");
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}
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}
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}
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