Created
December 16, 2010 00:02
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package surveys.SubjectCategories | |
import surveys.SurveyClasses.Subject | |
trait Category { | |
def contains(x: Subject): Boolean | |
protected def byPrefix(xs: Set[String]): Subject => Boolean = | |
x => xs map (x.code startsWith _) exists identity | |
val name: String | |
def title(percent: Double): String | |
} | |
trait Categorization { | |
val categories: List[Category] | |
def assign(x: Subject): Category | |
val ordering: Ordering[Category] = Ordering.by(categories indexOf (_)) | |
} | |
object CSCategories extends Categorization { | |
private val kursowe = new Category { | |
val name = "kursowe" | |
def contains(x: Subject) = { | |
val prefs = Set("1000-21", "1000-22", "1000-23", "1000-24") | |
(x.code == "1000-2L5ZP1") || (x.code == "1000-2L5ZP2") || (!(obieralne contains x) && !(staleObieralne contains x) && byPrefix(prefs)(x)) | |
} | |
def title(percent: Double) = "Ranking 25% przedmiotow kursowych" | |
} | |
private val staleObieralne = new Category { | |
val name = "stałe obieralne" | |
def contains(x: Subject) = | |
Set( | |
"1000-234aALG", // Algorytmika | |
"1000-2M09ALT", //Algorytmy tekstowe | |
"1000-2M09KDW", //Kompresja danych - wprowadzenie | |
"1000-234aPLO", //Programowanie w logice | |
"1000-2M09SUS", //Systemy uczące się | |
"1000-234aSID", //Sztuczna inteligencja i systemy doradcze | |
"1000-2M03TI", //Teoria informacji | |
"1000-2M09WWK", //Weryfikacja wspomagana komputerowo | |
"1000-2M09WSS", //Wnioskowanie w serwisach i systemach informatycznych | |
"1000-2M03BO", //Wstęp do biologii obliczeniowej | |
"1000-2M09ZBD", //Zaawansowane bazy danych | |
"1000-2M09ZSO" //Zaawansowane systemy operacyjne | |
) contains x.code | |
def title(percent: Double) = "Ranking 25% przedmiotow stalych obieralnych" | |
} | |
private val obieralne = new Category { | |
val name = "obieralne" | |
def contains(x: Subject) = { | |
val prefs = Set("1000-2M", "1000-2P") | |
(!(staleObieralne contains x) && byPrefix(prefs)(x)) || (x.code == "1000-245aPLO") || (x.code == "1000-245aSID") | |
} | |
def title(percent: Double) = "Ranking 25% przedmiotow obieralnych" | |
} | |
private val bioinf = new Category { | |
val name = "bioinf" | |
def contains(x: Subject) = | |
Set( | |
"1000-711WIN", //Wstęp do informatyki (bioinf) | |
"1000-712ASD", //Algorytmy i struktury danych (bioinf) | |
"1000-713PPO", //Programowanie i projektowanie obiektowe (bioinf) | |
"1000-714SAD" //Statystyczna analiza danych (bioinf) | |
) contains x.code | |
def title(percent: Double) = "Ranking 25% przedmiotow na bioinformatyce" | |
} | |
val categories = kursowe :: staleObieralne :: obieralne :: bioinf :: Nil | |
def assign(x: Subject): Category = { | |
categories filter (_ contains x) match { | |
case x :: Nil => x | |
case Nil => error("Subject %1s was not matched by any category".format(x)) | |
case xs => error("Subject %1s matched more than one category: %2s".format(x, xs map (_.name))) | |
} | |
} | |
} |
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