/// <summary>
/// Initializes a new instance of the <see cref="MultiRuleSet"/> class, using multiple rules.
/// <remarks>All of the rules are possible, but only one is the right one.</remarks>
/// </summary>
/// <param name="rule">The rule, which contains two houses.</param>
/// <param name="mathRule">The math rule, which implements the arithmetical relations between the houses.</param>
/// <exception cref="ArgumentException">Thrown, when the rule.Houses.Count != 2.</exception>
public MultiRuleSet(Rule rule, MathRule mathRule)
{
if (rule.Houses.Count != 2)
{
throw new ArgumentException("The rule houses count must be 2!");
}
this.rule = rule;
this.mathRule = mathRule;
}
/// <summary>
/// Creates internal list of 15 quiz rules.
/// </summary>
/// <returns>The quiz rules.</returns>
private List <IRuleSet> CreateRules()
{
// Rule 1: The Englishman lives at the red house
var ruleSet1 = new SingleRuleSet(new Rule(new House()
{
Nationality = Nationality.Englishman, Color = Color.Red
}));
// Rule 2: The Swedish has a dog
var ruleSet2 = new SingleRuleSet(new Rule(new House()
{
Nationality = Nationality.Swedish, Pet = Pet.Dog
}));
// Rule 3: The Danish drinks tea
var ruleSet3 = new SingleRuleSet(new Rule(new House()
{
Nationality = Nationality.Danish, Drink = Drink.Tea
}));
// Rule 4: The green house is at the left side of the white house
var rule4a = new Rule(
new House()
{
Color = Color.Green
},
new House()
{
Color = Color.White
});
var rule4b = new MathRule(House.MinHouseNumber, House.MaxHouseNumber, MathOperation.SmallerThan, typeof(House), "Number");
var ruleSet4 = new MultiRuleSet(rule4a, rule4b);
// Rule 5: The Norwegian lives at the first house
var ruleSet5 = new SingleRuleSet(new Rule(new House()
{
Nationality = Nationality.Norwegian, Number = 1
}));
// Rule 6: The green house owner drinks coffee
var ruleSet6 = new SingleRuleSet(new Rule(new House()
{
Color = Color.Green, Drink = Drink.Coffee
}));
// Rule 7: The man who smokes Pall Mall has a bird
var ruleSet7 = new SingleRuleSet(new Rule(new House()
{
Cigarettes = Cigarettes.PallMall, Pet = Pet.Bird
}));
// Rule 8: The middle house owner drinks milk
var ruleSet8 = new SingleRuleSet(new Rule(new House()
{
Number = 3, Drink = Drink.Milk
}));
// Rule 9: The yellow house owner smokes Dunhill
var ruleSet9 = new SingleRuleSet(new Rule(new House()
{
Color = Color.Yellow, Cigarettes = Cigarettes.Dunhill
}));
// Rule 10: The Marlboro smoker has neighbour, which has Cat
var rule10 = new Rule(
new House()
{
Cigarettes = Cigarettes.Marlboro
},
new House()
{
Pet = Pet.Cat
});
var ruleSet10 = new SingleRuleSet(rule10);
// Rule 11: The man who has horse has neighbour, which smokes Dunhill
var rule11 = new Rule(
new House()
{
Pet = Pet.Horse
},
new House()
{
Cigarettes = Cigarettes.Dunhill
});
var ruleSet11 = new SingleRuleSet(rule11);
// Rule 12: The Winfield smoker drinks beer
var ruleSet12 = new SingleRuleSet(new Rule(new House()
{
Cigarettes = Cigarettes.Winfield, Drink = Drink.Beer
}));
// Rule 13: The Norwegian lives next to the blue house
var rule13 = new Rule(
new House()
{
Nationality = Nationality.Norwegian
},
new House()
{
Color = Color.Blue
});
var ruleSet13 = new SingleRuleSet(rule13);
// Rule 14: The German smokes Rothmans
var ruleSet14 = new SingleRuleSet(new Rule(new House()
{
Nationality = Nationality.German, Cigarettes = Cigarettes.Rothmans
}));
// Rule 15: The Marlboro smoker has neighbour, which drinks water
var rule15 = new Rule(
new House()
{
Cigarettes = Cigarettes.Marlboro
},
new House()
{
Drink = Drink.Water
});
var ruleSet15 = new SingleRuleSet(rule15);
var ruleSets = new List <IRuleSet>()
{
ruleSet1,
ruleSet2,
ruleSet3,
ruleSet4,
ruleSet5,
ruleSet6,
ruleSet7,
ruleSet8,
ruleSet9,
ruleSet10,
ruleSet11,
ruleSet12,
ruleSet13,
ruleSet14,
ruleSet15
};
return(ruleSets);
}