public void Execute(string input)
{
//Remove question mark
input = input.Substring(0, input.Length - 1).ToLower();
string[] parts = input.Split(new string[] { " is " }, StringSplitOptions.RemoveEmptyEntries);
string[] preIsWords = parts[0].Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
string[] postIsWords = parts[1].Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
string sourceWord = postIsWords.Skip(postIsWords.Length - 1).ToString();
string destinationWord = preIsWords[2];
string[] aliases = postIsWords.Take(postIsWords.Length - 1).ToArray();
StringBuilder sb = new StringBuilder();
//Create Roman Numeral from aliases
for (int i = 0; i < aliases.Length - 1; i++)
{
sb.Append(_pseudonymMap.GetValueForPseudonym(aliases[i]));
}
double sourceWordPrice = _wordMap.GetPriceByWord(sourceWord);
double destinationWordPrice = _wordMap.GetPriceByWord(destinationWord);
//Convert Roman to Decimal
double?totalUnits = _converter.ToDecimal(sb.ToString());
if (totalUnits.HasValue)
{
double totalSourceCommodity = sourceWordPrice * totalUnits.Value;
Console.WriteLine(String.Format("{0} is {1} {2}", parts[1], (totalSourceCommodity / destinationWordPrice), destinationWord));
}
}
public void UnitExpressionTest()
{
RomanPseudonymMapper pseudonymMap = new RomanPseudonymMapper();
RomanConverter converter = new RomanConverter();
WordMapper wordMap = new WordMapper();
pseudonymMap.AddPseudonym("glob", "I");
pseudonymMap.AddPseudonym("pish", "X");
ExpressionValidationHelper helper = new ExpressionValidationHelper(pseudonymMap, wordMap);
UnitExpression expression = new UnitExpression(pseudonymMap, wordMap, converter, helper);
expression.Execute("pish glob Iron is 110 Credits");
Assert.True(wordMap.Exists("Iron"));
Assert.Equal <double>(10, wordMap.GetPriceByWord("Iron"));
expression.Execute("glob pish Iron is 6300 Credits");
Assert.Equal <double>(700, wordMap.GetPriceByWord("Iron"));
}
public void Execute(string input)
{
//Remove question mark
input = input.Substring(0, input.Length - 1).ToLower();
string[] parts = input.Split(new string[] { " is " }, StringSplitOptions.RemoveEmptyEntries);
string[] words = parts[1].Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
string word = words[words.Length - 1];
StringBuilder sb = new StringBuilder();
//Create Roman Numeral from aliases
for (int i = 0; i < words.Length - 1; i++)
{
sb.Append(_pseudonymMap.GetValueForPseudonym(words[i]));
}
//Convert Roman to Decimal
double?totalUnits = _converter.ToDecimal(sb.ToString());
if (totalUnits.HasValue)
{
Console.WriteLine(String.Format("{0} is {1}", parts[1], totalUnits.Value * _wordMap.GetPriceByWord(word)));
}
}