/// <summary>
/// Enumerate the top-level entities in a JSON array.
/// </summary>
public IEnumerable <PersistEntity> ArrayEntities(string jsonArray, Persistence persist)
{
JArray entities = JArray.Parse(jsonArray);
foreach (var child in entities.Children())
{
var entity = new PersistEntity();
entity.Json = LessPretty(child.ToString());
// Read top-level attributes to find variable values
foreach (var attrib in child.Children())
{
JProperty prop = attrib as JProperty;
if (persist.OutputVars.Contains(prop.Name))
{
string value = prop.Value.ToString(Formatting.None);
if (value.Length > 1 && value[0] == '"' && value[value.Length - 1] == '"')
{
entity.PersistValues.Add(prop.Name, value.Substring(1, value.Length - 2));
}
else
{
entity.PersistValues.Add(prop.Name, value);
}
}
}
yield return(entity);
}
}
/// <summary>
/// Like the ArrayEntities method but for a single object
/// rather than an array of objects.
///
/// </summary>
public PersistEntity ObjectEntity(string jsonObject, Persistence persist)
{
JObject obj = JObject.Parse(jsonObject);
var entity = new PersistEntity();
entity.Json = LessPretty(obj.ToString());
// Read top-level attributes to find variable values
foreach (var attrib in obj.Children())
{
JProperty prop = attrib as JProperty;
if (persist.OutputVars.Contains(prop.Name))
{
string value = prop.Value.ToString(Formatting.None);
if (value.Length > 1 && value[0] == '"' && value[value.Length - 1] == '"')
{
entity.PersistValues.Add(prop.Name, value.Substring(1, value.Length - 2));
}
else
{
entity.PersistValues.Add(prop.Name, value);
}
}
}
return(entity);
}
private void WriteSingle(string folder, string fileDef, PersistEntity entity)
{
string filename = Path.Combine(folder, entity.GetFilename(fileDef));
if (File.Exists(filename))
{
Console.WriteLine($"Overwriting file: {filename}");
}
try
{
File.WriteAllText(filename, entity.Json);
}
catch (Exception e)
{
throw new Exception($"Failed to write file '{filename}': {e.Message}");
}
}
