/// <summary>Reads the config from the provided JSON string</summary>
/// <param name="json">The JSON string to convert from</param>
/// <param name="promptResults">A <see cref="IDictionary{TKey, TValue}"/> of values from the prompts, where the key is the <see cref="AbstractPrompt.Id"/> and Value is the prompt result</param>
/// <returns><see cref="TemplateConfig"/></returns>
/// <exception cref="JsonException" />
/// <exception cref="ArgumentException" />
public static async Task <TemplateConfig> GetConfigFromString(string json, IDictionary <string, object> promptResults)
{
if (string.IsNullOrWhiteSpace(json))
{
throw new ArgumentException("JSON string cannot be null or empty string", nameof(json));
}
var output = await MoustacheHelper.ApplyMoustache(json, promptResults).ConfigureAwait(false);
return(JsonHelper.Deserialize <TemplateConfig>(output));
}
/// <summary>
/// Processes the file group.
/// </summary>
/// <param name="origin">The origin directory.</param>
/// <param name="destination">The destination directory.</param>
/// <param name="group">The file group.</param>
private static async Task ProcessGroup(string origin, string destination, FileGroup group, CancellationToken cancellationToken = default)
{
foreach (var file in group.Files)
{
var content = "";
var originPath = Path.Join(origin, file.Path);
var destinationPath = Path.Join(destination, file.Path);
using (var stream = new StreamReader(originPath, Encoding.UTF8))
{
content = await stream
.ReadToEndAsync()
.ConfigureAwait(false);
}
var output = await MoustacheHelper
.ApplyMoustache(content, group.VariablesToApply)
.ConfigureAwait(false);
Directory.CreateDirectory(Path.GetDirectoryName(destinationPath));
await File.WriteAllTextAsync(destinationPath, output, cancellationToken).ConfigureAwait(false);
}
}
/// <summary>Reads the config from the provided file</summary>
/// <param name="directory">The folder containing the config file</param>
/// <param name="results">A <see cref="IDictionary{TKey, TValue}"/> of values from the prompts, where the key is the <see cref="AbstractPrompt.Id"/> and Value is the prompt result</param>
/// <param name="filename">Optional filename if the file is not named templateConfig.json</param>
/// <returns><see cref="TemplateConfig"/></returns>
/// <exception cref="FileNotFoundException" />
/// <exception cref="JsonException" />
/// <exception cref="ArgumentException" />
public static async Task <TemplateConfig> GetConfigFromFile(string directory, IDictionary <string, object> results, string filename = JSON_FILENAME)
{
if (string.IsNullOrWhiteSpace(directory))
{
throw new ArgumentException("Directory cannot be null or empty string", nameof(directory));
}
var filePath = Path.Join(directory, filename);
if (!File.Exists(filePath))
{
throw new FileNotFoundException($"Config file does not exist on path {filePath}");
}
var content = string.Empty;
using (var stream = new StreamReader(filePath, Encoding.UTF8))
{
content = await stream.ReadToEndAsync().ConfigureAwait(false);
}
var output = await MoustacheHelper.ApplyMoustache(content, results).ConfigureAwait(false);
return(JsonHelper.Deserialize <TemplateConfig>(output));
}