internal IEnumerable <T> MapInternal <T>(
ItemsEnumerable items,
MappyOptions options,
Abbrs abbreviations)
{
if (_options == null)
{
_options = MappyOptions.Default;
}
if (options == null)
{
options = _options;
}
if (!options.UseDefaultDictionaryComparer)
{
items = items
.Select(dynamicItem => new Dictionary <string, object>(dynamicItem, options.StringComparer));
}
var context = new MappingContext(options, abbreviations);
return(options.Cache.GetOrCreateTypeMap <T>(options)
.MapList(items.AsList(), null, context));
}
public IEnumerable <T> Map <T>(
IEnumerable <dynamic> items,
MappyOptions options,
Abbrs abbreviations)
{
return(MapInternal <T>(items, options, abbreviations));
}
internal MappingContext(MappyOptions options, Abbrs abbreviations)
{
Options = options;
TypeConverters = new Dictionary <string, ITypeConverter>(
StringComparer.Ordinal);
ValuesFields = new Dictionary <int, string[]>();
Abbreviations = abbreviations;
}
internal bool HasKeys(
MappingContext context,
string prefix,
Items items,
MappyOptions options)
{
var valueFields = context.GetExistsFieldsForType <T>(prefix, items, options);
return(items.Count != 0 && valueFields.Length != 0);
}
internal IEnumerable <T> MapInternal <T>(
IEnumerable <dynamic> items,
MappyOptions options,
Abbrs abbreviations)
{
var dictionary = items
.Select(dynamicItem => dynamicItem as IDictionary <string, object>)
.Where(x => x != null);
return(MapInternal <T>(dictionary, options, abbreviations));
}
public T Map <T>(
Items items,
MappyOptions options,
Abbrs abbreviations)
{
if (items == null)
{
throw new ArgumentException("Mapping value should be specified.");
}
return(MapInternal <T>(new List <Items> {
items
},
options, abbreviations)
.SingleOrDefault());
}
internal string[] GetExistsFieldsForType <T>(
string prefix,
Items items,
MappyOptions options)
{
var hashCode = HashCode.CombineHashCodes(prefix.GetHashCode(), typeof(T).GetHashCode());
if (!TryGetValueFields(hashCode, out var valueFields))
{
valueFields = items
.Where(x => x.Key.StartsWith(prefix, options.StringComparison))
.Select(x => x.Key)
.ToArray();
AddValueFields(hashCode, valueFields);
}
return(valueFields);
}
internal bool HasValues(
MappingContext context,
string prefix,
Items items,
MappyOptions options)
{
var valueFields = context.GetExistsFieldsForType <T>(prefix, items, options);
if (items.Count == 0)
{
return(false);
}
foreach (var field in valueFields)
{
if (items[field] != null)
{
return(true);
}
}
return(false);
}
public IEnumerable <T> Map <T>(
ItemsEnumerable items,
MappyOptions options)
{
return(Map <T>(items, options, null));
}
public T Map <T>(
Items items,
MappyOptions options)
{
return(Map <T>(items, options, null));
}
public IEnumerable <T> Map <T>(
IEnumerable <dynamic> items,
MappyOptions options)
{
return(Map <T>(items, options, null));
}
public Mappy(MappyOptions options = null)
{
_options = options ?? MappyOptions.Default;
}