/// <summary>
/// Calculates the happiness score for the given <see cref="Wish"/>
/// </summary>
/// <param name="wish">The <see cref="Wish"/> used to calculate the score</param>
/// <returns>A number showing how well a <see cref="Wish"/> fits on this <see cref="User"/></returns>
public int CalculateHappinessScore(Wish wish)
{
if (wish is null)
{
throw new ArgumentNullException(nameof(wish), "parameter may not be null");
}
if (wish.WishUserId == Id)
{
return(1000);
}
if (wish.WishUserId is null)
{
int maxScore = 0;
//calculate score from organization wish
int organizationScore = 0;
if (!(wish.WishOrganizationId is null))
{
maxScore += 950;
foreach (UsersOrganizations organizationWork in UsersOrganizations)
{
if (organizationWork.OrganizationId == wish.WishOrganizationId)
{
if (wish.WishOrganizationTime is null)
{
organizationScore = 900;
}
else
{
if (organizationWork.WorkYears < wish.WishOrganizationTime)
{
organizationScore = 500;
}
else
{
organizationScore = 950;
}
}
}
}
}
//calculate score from business wishes
int businessScore = 0;
if (wish.WishBusinesses.Count != 0)
{
int ownedWishedBusinesses = 0;
foreach (WishBusinesses business in wish.WishBusinesses)
{
if (UsersBusinesses.Any(b => b.BusinessId == business.BusinessId))
{
ownedWishedBusinesses++;
}
}
businessScore = 500 * ownedWishedBusinesses / wish.WishBusinesses.Count + ownedWishedBusinesses * 75;
maxScore += 500 + ownedWishedBusinesses * 75;
}
//calculate score from interest wishes
int interestScore = 0;
if (wish.WishInterests.Count != 0)
{
int ownedWishedInterests = 0;
foreach (WishInterests interest in wish.WishInterests)
{
if (UsersInterests.Any(i => i.InterestId == interest.InterestId))
{
ownedWishedInterests++;
}
}
interestScore = 500 * ownedWishedInterests / wish.WishInterests.Count + ownedWishedInterests * 75;
maxScore += 500 + ownedWishedInterests * 75;
}
//Calculate how good the scores are and return
if (maxScore == 0)
{
return(0);
}
return(700 * (organizationScore + businessScore + interestScore) / maxScore);
}
return(0);
}
/// <summary>
/// Creates a new <see cref="WishBusinesses"/> object
/// </summary>
/// <param name="business">The business in the link</param>
/// <param name="wish">The wish in the link</param>
public WishBusinesses(Business business, Wish wish)
{
Business = business;
Wish = wish;
}
/// <summary>
/// Creates a new <see cref="WishInterests"/> object
/// </summary>
/// <param name="interest">the interest in the link</param>
/// <param name="wish">the wish in the link</param>
public WishInterests(Interest interest, Wish wish)
{
Interest = interest;
Wish = wish;
}