protected TSelection GetSelection(
Func <string, string, object> descriptionSelector = null,
bool isOptional = false,
CollectionWriteStyle style = CollectionWriteStyle.Rows)
{
return(GetSelection(DefaultSource, descriptionSelector, isOptional, style));
}
protected override string GetSelection <TKey, TValue>(
IDictionary <TKey, TValue> source,
Func <TKey, TValue, object> descriptionSelector = null,
bool isOptional = false,
CollectionWriteStyle style = CollectionWriteStyle.Rows)
{
var collection = new InputCollection <TKey, TValue>(source, descriptionSelector, isOptional);
return(collection.GetSelection(_console, style)?.ToString());
}
protected virtual string GetSelectionWithDefault <TKey, TValue>(
IDictionary <TKey, TValue> source,
Func <TKey, TValue, object> descriptionSelector = null,
string defaultValue = null,
CollectionWriteStyle style = CollectionWriteStyle.Rows)
{
var collection = new InputCollection <TKey, TValue>(source, descriptionSelector, true, defaultValue: defaultValue);
return(collection.GetSelection(_console, style)?.ToString());
}
protected override string[] GetSelection <TKey, TValue>(
IDictionary <TKey, TValue> source,
Func <TKey, TValue, object> descriptionSelector = null,
bool isOptional = false,
CollectionWriteStyle style = CollectionWriteStyle.Rows)
{
return(_console
.PromptInputSelections(source, descriptionSelector, isOptional, style)
.Select(x => x?.ToString())
.ToArray());
}
public static TValue PromptInputSelection <TKey, TValue>(
this IConsole console,
IDictionary <TKey, TValue> source,
Func <TKey, TValue, object> descriptionSelector = null,
bool isOptional = false,
CollectionWriteStyle style = CollectionWriteStyle.Rows)
{
var indexCollection = new InputCollection <TKey, TValue>(source, descriptionSelector, isOptional);
return(indexCollection.GetSelection(console, style));
}
protected override string GetSelectionWithDefault <TKey, TValue>(
IDictionary <TKey, TValue> source,
Func <TKey, TValue, object> descriptionSelector = null,
string defaultValue = null,
CollectionWriteStyle style = CollectionWriteStyle.Rows)
{
return(_console.PromptInputSelection(
source,
descriptionSelector,
defaultValue,
style)?.ToString());
}
protected override TEntity[] GetSelectionInternal(IConsole console, CollectionWriteStyle style, IList <KeyValuePair <TKey, TEntity> > source, bool writeCollection)
{
if (writeCollection)
{
var display = GenerateDisplay(source);
console.WriteLine();
console.WriteCollection(display, style);
}
var inputs = console.PromptInputs(null, _allowEmpty);
if (!inputs.Any())
{
return(new TEntity[0]);
}
var sourceKeys = source.Select(x => GetKey(x.Key)).ToArray();
if (inputs[0]?.StartsWith("%") == true && !sourceKeys.Contains(inputs[0]))
{
var filter = inputs[0].Substring(1).Trim();
var newSourceItems = _source
.Where(x => GetDescription(x.Key, x.Value)?.Contains(filter, StringComparison.InvariantCultureIgnoreCase) == true);
var newSource = MapSource(newSourceItems);
return(GetSelectionInternal(console, style, newSource.Any() ? newSource : _source, true));
}
var foundInputs = inputs.SelectMany(MapInput).Intersect(sourceKeys);
if (!foundInputs.Any() && !_allowEmpty)
{
return(GetSelectionInternal(console, style, source, false));
}
return(foundInputs
.Select(x => source.Single(a => GetKey(a.Key) == x).Value)
.ToArray());
}
protected override TEntity GetSelectionInternal(IConsole console,
CollectionWriteStyle style,
IList <KeyValuePair <TKey, TEntity> > source,
bool writeCollection)
{
if (writeCollection)
{
var display = GenerateDisplay(source);
console.WriteLine();
console.WriteCollection(display, style);
}
var input = PromptInput(console);
var foundInput = source.Select(x => GetKey(x.Key)).Contains(input);
if (foundInput)
{
return(source.Single(x => GetKey(x.Key) == input).Value);
}
if (input.StartsWith("%") == true)
{
var filter = input.Substring(1).Trim();
var newSourceItems = _source
.Where(x => GetDescription(x.Key, x.Value)?.Contains(filter, StringComparison.InvariantCultureIgnoreCase) == true);
var newSource = MapSource(newSourceItems).ToArray();
return(GetSelectionInternal(console, style, newSource.Any() ? newSource : _source, true));
}
if (input == null || _isOptional)
{
return(source.SingleOrDefault(x => GetKey(x.Key) == _defaultValue).Value);
}
return(GetSelectionInternal(console, style, source, false));
}
protected abstract TResult GetSelectionInternal(IConsole console,
CollectionWriteStyle style,
IList <KeyValuePair <TKey, TEntity> > source,
bool writeCollection);
public TResult GetSelection(IConsole console, CollectionWriteStyle style)
{
return(GetSelectionInternal(console, style, _source, true));
}
public static TEnum PromptIndexSelection <TEnum>(this IConsole console, CollectionWriteStyle style = CollectionWriteStyle.Rows) where TEnum : Enum
{
var source = Enum.GetValues(typeof(TEnum)).Cast <TEnum>();
return(console.PromptIndexSelection(source, style));
}
public static TEnum[] PromptIndexSelections <TEnum>(this IConsole console, bool allowEmpty = false, CollectionWriteStyle style = CollectionWriteStyle.Rows) where TEnum : Enum
{
var source = Enum.GetValues(typeof(TEnum)).Cast <TEnum>();
return(console.PromptIndexSelections(source, allowEmpty, style));
}
private void OnPromptInputSelection(CollectionWriteStyle style)
{
DisplaySelection(() => _console.PromptInputSelection(_source, style: style, isOptional: true));
}
public static T PromptIndexSelection <T>(this IConsole console, IEnumerable <T> source, Func <T, object> descriptionSelector, CollectionWriteStyle style, int?defaultValue)
{
var indexCollection = new IndexCollection <T>(source, descriptionSelector, isOptional: true, defaultValue: defaultValue);
return(indexCollection.GetSelection(console, style));
}
public static void WriteCollection <TKey, TValue>(this IConsole console, IList <KeyValuePair <TKey, TValue> > collection, CollectionWriteStyle style)
{
if (collection?.Any() != true)
{
throw new ArgumentException("Collection to display must be populated");
}
var writableCollection = collection.ToDictionary(key => $"[{key.Key}] ", value => value.Value?.ToString()).ToList();
switch (style)
{
case CollectionWriteStyle.Rows:
WriteCollectionInternal(console, writableCollection, (x) => console.WriteLine(x));
break;
case CollectionWriteStyle.Inline:
WriteCollectionInternal(console, writableCollection, (x) => console.Write(x + " "));
break;
case CollectionWriteStyle.Columns:
WriteCollectionColumns(console, writableCollection);
break;
default:
throw new ArgumentException("Cannot write collection with style: " + style);
}
}
public static T[] PromptIndexSelections <T>(this IConsole console, IEnumerable <T> source, Func <T, object> descriptionSelector, bool allowEmpty, CollectionWriteStyle style)
{
var indexCollection = new MultipleIndexCollection <T>(source, descriptionSelector, allowEmpty);
return(indexCollection.GetSelection(console, style));
}
protected abstract TSelection GetSelection <TKey, TValue>(
IDictionary <TKey, TValue> source,
Func <TKey, TValue, object> descriptionSelector = null,
bool isOptional = false,
CollectionWriteStyle style = CollectionWriteStyle.Rows);
public static void WriteCollection <TKey, TValue>(this IConsole console, IDictionary <TKey, TValue> collection, CollectionWriteStyle style) => console.WriteCollection(collection?.ToArray(), style);
public static T PromptIndexSelection <T>(this IConsole console, IEnumerable <T> source, CollectionWriteStyle style)
{
var indexCollection = new IndexCollection <T>(source);
return(indexCollection.GetSelection(console, style));
}
