Filter when the user click on a theme / genre / program on book detail

18 files changed, 149 insertions, 87 deletions

diff --git a/README.md b/README.md
index 2e62924..76e1177 100644
--- a/README.md
+++ b/README.md
@@ -46,4 +46,3 @@ TODO
 ----
 
 - Add a resume to every book.
-- Filter when the user click on a theme / genre / program on book detail.
diff --git a/src/main/scala/reading/Route.scala b/src/main/scala/reading/Route.scala
index f098468..89c34cf 100644
--- a/src/main/scala/reading/Route.scala
+++ b/src/main/scala/reading/Route.scala
@@ -11,7 +11,7 @@ import reading.models.{ Filter, FilterKind, Book, Books => BooksModel }
 sealed trait Route
 
 object Route {
-  case class Books(filters: Seq[Filter] = Nil, detail: Option[Book] = None) extends Route
+  case class Books(filters: Set[Filter] = Set(), detail: Option[Book] = None) extends Route
 
   val current: Var[Route] = Var(parse(window.location.hash))
 
@@ -35,7 +35,7 @@ object Route {
             } yield filter
           case _ =>
             None
-        }
+        }.toSet
         val detail = params.collectFirst {
           case Param("detail", title) => BooksModel().find(_.title == title)
         }.flatten
@@ -56,7 +56,7 @@ object Route {
   def url(route: Route): String = {
     val hash = route match {
       case Books(filters, detail) => {
-        val filterParams = filters.map(filter => (filter.kind.toString, filter.nonFormattedName))
+        val filterParams = filters.toSeq.map(filter => (filter.kind.toString, filter.nonFormattedName))
         val detailParams = detail.map(book => ("detail", book.title))
         s"/books${Param.format(filterParams ++ detailParams)}"
       }
@@ -70,9 +70,8 @@ object Route {
     current() = route
   }
 
-  def push(route: Route): Unit = {
+  def push(route: Route): Unit =
     window.history.pushState(null, "", url(route));
-  }
 }
 
 object Param {
diff --git a/src/main/scala/reading/component/Index.scala b/src/main/scala/reading/component/Index.scala
index 0105150..d6d1b6f 100644
--- a/src/main/scala/reading/component/Index.scala
+++ b/src/main/scala/reading/component/Index.scala
@@ -10,8 +10,8 @@ import reading.component.style.{ Index => IndexStyle }
 import reading.models.{ Book, Books, Filter }
 
 object Index {
-  def apply(initialFilters: Seq[Filter], initialDetail: Option[Book])(implicit ctx: Ctx.Owner): Frag = {
-    val filters: Var[Seq[Filter]] = Var(initialFilters)
+  def apply(initialFilters: Set[Filter], initialDetail: Option[Book])(implicit ctx: Ctx.Owner): Frag = {
+    val filters: Var[Set[Filter]] = Var(initialFilters)
     val books: Rx[Seq[Book]] = Rx(Filter.add(Books(), filters()))
     val search: Var[String] = Var("")
     val showFiltersMenu: Var[Boolean] = Var(false)
diff --git a/src/main/scala/reading/component/index/BookDetail.scala b/src/main/scala/reading/component/index/BookDetail.scala
index f532c02..e97a154 100644
--- a/src/main/scala/reading/component/index/BookDetail.scala
+++ b/src/main/scala/reading/component/index/BookDetail.scala
@@ -1,27 +1,32 @@
 package reading.component.index
 
-import scala.util.Random
-
+import rx._
 import scalacss.Defaults._
 import scalacss.ScalatagsCss._
 import scalatags.JsDom.all._
 
 import reading.component.index.style.{ BookDetail => BookStyle }
 import reading.component.widget.AnimateMethod
-import reading.models.{ Book, Program, Filter }
+import reading.models.{ Filter, Book, Program, Grade, Theme, GroupedTheme }
 import reading.Route
+import reading.utils.RxUtils._
 
 object BookDetail {
-  val componentId = s"books${Random.nextInt}"
+  val componentId = s"books-detail"
 
   def apply(
-    filters: Seq[Filter],
+    filters: Var[Set[Filter]],
+    detail: Var[Option[Book]],
+    search: Var[String],
     book: Book,
     parentId: String,
     onClose: => Unit
+  )(
+    implicit
+    ctx: Ctx.Owner
   ): Frag = {
     val titleParts = if (book.parts > 1) s", ${book.parts} volumes" else ""
-    val grades = book.programs.map(Program.grade(_)).distinct.sorted
+    val grades = book.programs.map(Grade.from(_)).distinct.sorted
 
     AnimateMethod.fadeIn(componentId)
 
@@ -55,23 +60,33 @@ object BookDetail {
             BookStyle.definitions,
 
             grades.map { grade =>
-              val programs = book.programs.filter(p => Program.grade(p) == grade).sorted
+              val programs = book.programs.filter(p => Grade.from(p) == grade).sorted
               val pp = grade.prettyPrint
-              definition(pp, pp, programs.map(p => s"« ${p.prettyPrint} »"))
+              val programFilters = programs.map { program =>
+                (Filter(program), filters.map(addProgram(_, program)))
+              }
+              definition(filters, detail, search, pp, pp, programFilters, p => s"« $p »")
             },
             if (book.themes.nonEmpty) {
-              definition("thème", "thèmes", book.themes.sorted.map(_.prettyPrint))
+              val themeFilters = book.themes.sorted.map { theme =>
+                (Filter(theme), filters.map(addTheme(_, theme)))
+              }
+              definition(filters, detail, search, "thème", "thèmes", themeFilters)
             },
             if (book.genres.nonEmpty) {
-              definition("genre", "genres", book.genres.sorted.map(_.prettyPrint))
+              val bookFilters = book.genres.sorted.map(Filter(_)).map(b => (b, filters.map(_ + b)))
+              definition(filters, detail, search, "genre", "genres", bookFilters)
             },
-            definition("niveau", "niveaux", Seq(book.level.prettyPrint))
+            {
+              val levelFilters = Seq(Filter(book.level)).map(b => (b, filters.map(_ + b)))
+              definition(filters, detail, search, "niveau", "niveaux", levelFilters)
+            }
           ),
 
           a(
             BookStyle.close,
             onclick := (() => onClose),
-            href := Route.url(Route.Books(filters)),
+            href := Rx(Route.url(Route.Books(filters()))),
             "Fermer"
           )
         )
@@ -79,11 +94,48 @@ object BookDetail {
     )
   }
 
-  private def definition(key: String, pluralKey: String, values: Seq[String]): Seq[Frag] = {
-    val term = if (values.length > 1) pluralKey else key
+  private def definition(
+    filters: Var[Set[Filter]],
+    detail: Var[Option[Book]],
+    search: Var[String],
+    term: String,
+    pluralTerm: String,
+    definitionFilters: Seq[(Filter, Rx[Set[Filter]])],
+    format: String => String = _.capitalize
+  )(
+    implicit
+    ctx: Ctx.Owner
+  ): Seq[Frag] = {
+    val sTerm = if (definitionFilters.length > 1) pluralTerm else term
+
     Seq(
-      dt(BookStyle.definitionTerm, s"${term.capitalize} :"),
-      dd(BookStyle.definitionDescription, values.mkString(", "))
+      dt(BookStyle.definitionTerm, s"${sTerm.capitalize} :"),
+      dd(
+        BookStyle.definitionDescription,
+        definitionFilters.map {
+          case (filter, newFilters) =>
+            a(
+              BookStyle.definitionFilter,
+              href := Rx(Route.url(Route.Books(newFilters()))),
+              onclick := (() => FilterUtils.set(filters, detail, search, newFilters.now)),
+              format(filter.name)
+            )
+        }
+      )
     )
   }
+
+  private def addProgram(filters: Set[Filter], program: Program): Set[Filter] = {
+    val grade = Grade.from(program)
+    val otherGrades = Grade.values.filter(_ != grade).map(Filter(_))
+    val otherPrograms = Program.values.filter(Grade.from(_) != grade).map(Filter(_))
+    filters -- otherGrades -- otherPrograms + Filter(grade) + Filter(program)
+  }
+
+  private def addTheme(filters: Set[Filter], theme: Theme): Set[Filter] = {
+    val groupedTheme = GroupedTheme.from(theme)
+    val otherGroupedThemes = GroupedTheme.values.filter(_ != groupedTheme).map(Filter(_))
+    val otherThemes = Theme.values.filter(GroupedTheme.from(_) != groupedTheme).map(Filter(_))
+    filters -- otherGroupedThemes -- otherThemes + Filter(groupedTheme) + Filter(theme)
+  }
 }
diff --git a/src/main/scala/reading/component/index/Books.scala b/src/main/scala/reading/component/index/Books.scala
index f15e2dc..14aac51 100644
--- a/src/main/scala/reading/component/index/Books.scala
+++ b/src/main/scala/reading/component/index/Books.scala
@@ -18,7 +18,7 @@ object Books {
 
   def apply(
     books: Rx[Seq[Book]],
-    filters: Var[Seq[Filter]],
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String],
     showFiltersMenu: Var[Boolean]
@@ -75,7 +75,10 @@ object Books {
       Rx {
         detail() match {
           case Some(book) =>
-            BookDetail(filters.now, book, componentId, onClose = closeDetail(filters, detail))
+            BookDetail(filters, detail, search, book, componentId, onClose = {
+              closeDetail(filters, detail)
+              Route.push(Route.Books(filters.now, None))
+            })
           case None =>
             span("")
         }
@@ -83,10 +86,9 @@ object Books {
     )
   }
 
-  def closeDetail(filters: Var[Seq[Filter]], detail: Var[Option[Book]]): Unit =
+  def closeDetail(filters: Var[Set[Filter]], detail: Var[Option[Book]]): Unit =
     AnimateMethod.fadeOut(BookDetail.componentId, onEnd = {
       detail() = None
-      Route.push(Route.Books(filters.now, None))
       AnimateMethod.fadeIn(componentId)
     })
 }
diff --git a/src/main/scala/reading/component/index/FilterUtils.scala b/src/main/scala/reading/component/index/FilterUtils.scala
index 89f993a..c019513 100644
--- a/src/main/scala/reading/component/index/FilterUtils.scala
+++ b/src/main/scala/reading/component/index/FilterUtils.scala
@@ -7,7 +7,7 @@ import reading.Route
 
 object FilterUtils {
   def remove(
-    filters: Var[Seq[Filter]],
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String],
     filter: Filter
@@ -20,23 +20,22 @@ object FilterUtils {
   }
 
   def removeAll(
-    filters: Var[Seq[Filter]],
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String]
   ): Unit = {
-    filters() = Nil
+    filters() = Set()
     if (detail.now.nonEmpty) Books.closeDetail(filters, detail)
     search() = ""
-    Route.push(Route.Books(Nil))
+    Route.push(Route.Books())
   }
 
-  def add(
-    filters: Var[Seq[Filter]],
+  def set(
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String],
-    filter: Filter
+    newFilters: Set[Filter]
   ): Unit = {
-    val newFilters = filter +: filters.now
     filters() = newFilters
     if (detail.now.nonEmpty) Books.closeDetail(filters, detail)
     search() = ""
diff --git a/src/main/scala/reading/component/index/Filters.scala b/src/main/scala/reading/component/index/Filters.scala
index 935e501..c300190 100644
--- a/src/main/scala/reading/component/index/Filters.scala
+++ b/src/main/scala/reading/component/index/Filters.scala
@@ -15,7 +15,7 @@ import reading.utils.RxUtils._
 
 object Filters {
   def apply(
-    filters: Var[Seq[Filter]],
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String],
     showFiltersMenu: Var[Boolean]
@@ -23,7 +23,7 @@ object Filters {
     implicit
     ctx: Ctx.Owner
   ): Frag = {
-    val filtersCount: Rx[Int] = Rx(filters().length)
+    val filtersCount: Rx[Int] = Rx(filters().size)
 
     div(
       FiltersStyle.render,
@@ -51,7 +51,7 @@ object Filters {
                 "Effacer les filtres"
               ),
 
-              filters().sortBy(_.name).map { filter =>
+              filters().toSeq.sortBy(_.name).map { filter =>
                 a(
                   FiltersStyle.filter,
                   onclick := (() => FilterUtils.remove(filters, detail, search, filter)),
diff --git a/src/main/scala/reading/component/index/Header.scala b/src/main/scala/reading/component/index/Header.scala
index 0809b0c..2d9504e 100644
--- a/src/main/scala/reading/component/index/Header.scala
+++ b/src/main/scala/reading/component/index/Header.scala
@@ -13,7 +13,7 @@ import reading.utils.RxUtils._
 object Header {
   def apply(
     books: Rx[Seq[Book]],
-    filters: Var[Seq[Filter]],
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String],
     showFiltersMenu: Var[Boolean]
diff --git a/src/main/scala/reading/component/index/Menu.scala b/src/main/scala/reading/component/index/Menu.scala
index 0ea6ca4..ec6c21f 100644
--- a/src/main/scala/reading/component/index/Menu.scala
+++ b/src/main/scala/reading/component/index/Menu.scala
@@ -14,7 +14,7 @@ import reading.utils.RxUtils._
 object Menu {
   def apply(
     books: Rx[Seq[Book]],
-    filters: Var[Seq[Filter]],
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String],
     showFiltersMenu: Var[Boolean]
@@ -27,14 +27,14 @@ object Menu {
       Rx(if (showFiltersMenu()) MenuStyle.show else MenuStyle.empty),
       MenuStyle.menu,
 
-      Rx(header(showFiltersMenu, filters().length)),
+      Rx(header(showFiltersMenu, filters().size)),
 
       div(
         MenuStyle.groups,
         Rx {
           filters().find(_.kind == FilterKind.Grade) match {
             case Some(grade) =>
-              val programs = Program.values.filter(p => Program.grade(p).toString() == grade.nonFormattedName).sorted
+              val programs = Program.values.filter(p => Grade.from(p).toString() == grade.nonFormattedName).sorted
               group(books, filters, detail, search, grade.name, grade.name, programs.map(Filter.apply(_)), Some(grade))
             case None =>
               group(books, filters, detail, search, "classe", "classes", Grade.values.sorted.map(Filter.apply(_)))
@@ -43,7 +43,7 @@ object Menu {
         Rx {
           filters().find(_.kind == FilterKind.GroupedTheme) match {
             case Some(groupedTheme) =>
-              val themes = Theme.values.filter(t => Theme.grouped(t).toString() == groupedTheme.nonFormattedName).sorted
+              val themes = Theme.values.filter(t => GroupedTheme.from(t).toString() == groupedTheme.nonFormattedName).sorted
               group(books, filters, detail, search, groupedTheme.name, groupedTheme.name, themes.map(Filter.apply(_)), Some(groupedTheme))
             case None =>
               group(books, filters, detail, search, "thème", "thèmes", GroupedTheme.values.sorted.map(Filter.apply(_)))
@@ -66,7 +66,7 @@ object Menu {
 
   def group(
     books: Rx[Seq[Book]],
-    filters: Var[Seq[Filter]],
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String],
     name: String,
@@ -100,7 +100,7 @@ object Menu {
             if (parentFilter.isDefined) MenuStyle.activeFilter else "",
             if (filtersCount() > 1) pluralName else name,
             Rx {
-              val count = filters().filter(f => groupFilters.exists(f == _)).length
+              val count = filters().filter(f => groupFilters.exists(f == _)).size
               if (count > 0) span(MenuStyle.filterTitleCount, count) else span("")
             }
           ),
@@ -109,7 +109,7 @@ object Menu {
               case (filter, count) => {
                 val isActive = Filter.contains(filters(), filter)
                 val route = Route.Books(
-                  filters = if (isActive) Filter.remove(filters(), filter) else filter +: filters()
+                  filters = if (isActive) Filter.remove(filters(), filter) else filters() + filter
                 )
 
                 a(
@@ -120,7 +120,7 @@ object Menu {
                     if (isActive)
                       FilterUtils.remove(filters, detail, search, filter)
                     else
-                      FilterUtils.add(filters, detail, search, filter)),
+                      FilterUtils.set(filters, detail, search, filters.now + filter)),
                   span(
                     span(filter.name.capitalize),
                     span(MenuStyle.filterCount, count)
@@ -135,7 +135,7 @@ object Menu {
 
   def footer(
     books: Rx[Seq[Book]],
-    filters: Var[Seq[Filter]],
+    filters: Var[Set[Filter]],
     detail: Var[Option[Book]],
     search: Var[String],
     showFiltersMenu: Var[Boolean]
diff --git a/src/main/scala/reading/component/index/style/BookDetail.scala b/src/main/scala/reading/component/index/style/BookDetail.scala
index 2ce0632..eaad862 100644
--- a/src/main/scala/reading/component/index/style/BookDetail.scala
+++ b/src/main/scala/reading/component/index/style/BookDetail.scala
@@ -71,6 +71,15 @@ object BookDetail extends StyleSheet.Inline {
     lineHeight(1.4.em)
   )
 
+  val definitionFilter = style(
+    &.hover(color(C.stiletto.value)),
+    &.not(_.lastChild).after(
+      content := "\",\"",
+      marginRight(5.px),
+      &.hover(color(C.black.value))
+    )
+  )
+
   val close = style(
     Button.simple,
     marginBottom(1.em)
diff --git a/src/main/scala/reading/component/index/style/Books.scala b/src/main/scala/reading/component/index/style/Books.scala
index a1f0374..808b937 100644
--- a/src/main/scala/reading/component/index/style/Books.scala
+++ b/src/main/scala/reading/component/index/style/Books.scala
@@ -21,7 +21,8 @@ object Books extends StyleSheet.Inline {
   )
 
   val listParent = style(
-    overflowY.scroll
+    overflowY.scroll,
+    paddingTop(15.px)
   )
 
   val list = style(
diff --git a/src/main/scala/reading/component/index/style/Header.scala b/src/main/scala/reading/component/index/style/Header.scala
index 10ce059..a871e9c 100644
--- a/src/main/scala/reading/component/index/style/Header.scala
+++ b/src/main/scala/reading/component/index/style/Header.scala
@@ -9,7 +9,8 @@ object Header extends StyleSheet.Inline {
   import dsl._
 
   val header = style(
-    margin(30.px, 0.px)
+    marginTop(30.px),
+    marginBottom(20.px)
   )
 
   val searchAndCount = style(
diff --git a/src/main/scala/reading/models/Filter.scala b/src/main/scala/reading/models/Filter.scala
index 7ec6340..e4c8b93 100644
--- a/src/main/scala/reading/models/Filter.scala
+++ b/src/main/scala/reading/models/Filter.scala
@@ -32,10 +32,10 @@ object Filter {
       case FilterKind.Grade => Grade.withNameOption(nonFormattedName).map(apply[Grade])
     }
 
-  def contains(filters: Seq[Filter], filter: Filter): Boolean =
+  def contains(filters: Set[Filter], filter: Filter): Boolean =
     filters.find(_ == filter).nonEmpty
 
-  def remove(fs: Seq[Filter], rf: Filter): Seq[Filter] =
+  def remove(fs: Set[Filter], rf: Filter): Set[Filter] =
     fs.filterNot { f =>
       (f == rf
         || rf.kind == FilterKind.Grade && f.kind == FilterKind.Program
@@ -56,7 +56,7 @@ object Filter {
       .map(f => (f, Books().filter(f.filter)))
       .toMap
 
-  def add(books: Seq[Book], filters: Seq[Filter]): Seq[Book] =
+  def add(books: Seq[Book], filters: Set[Filter]): Seq[Book] =
     filters.foldLeft(books)(add)
 
   def add(books: Seq[Book], filter: Filter): Seq[Book] =
diff --git a/src/main/scala/reading/models/FilterFactory.scala b/src/main/scala/reading/models/FilterFactory.scala
index d900af5..d8d7151 100644
--- a/src/main/scala/reading/models/FilterFactory.scala
+++ b/src/main/scala/reading/models/FilterFactory.scala
@@ -15,10 +15,10 @@ object FilterFactory {
       }
   }
 
-  implicit object GroupedTheme extends FilterFactory[GroupedTheme] {
+  implicit object GroupedThemeFilter extends FilterFactory[GroupedTheme] {
     def create(groupedTheme: GroupedTheme): Filter =
       new Filter {
-        def filter(book: Book): Boolean = book.themes.map(Theme.grouped).contains(groupedTheme)
+        def filter(book: Book): Boolean = book.themes.map(GroupedTheme.from).contains(groupedTheme)
         val kind: FilterKind = FilterKind.GroupedTheme
         val nonFormattedName: String = groupedTheme.toString()
         val name: String = groupedTheme.prettyPrint()
@@ -58,7 +58,7 @@ object FilterFactory {
   implicit object GradeFilter extends FilterFactory[Grade] {
     def create(grade: Grade): Filter =
       new Filter {
-        def filter(book: Book): Boolean = book.programs.map(Program.grade).contains(grade)
+        def filter(book: Book): Boolean = book.programs.map(Grade.from).contains(grade)
         val kind: FilterKind = FilterKind.Grade
         val nonFormattedName: String = grade.toString()
         val name: String = grade.prettyPrint()
diff --git a/src/main/scala/reading/models/Grade.scala b/src/main/scala/reading/models/Grade.scala
index f54211d..c711e8b 100644
--- a/src/main/scala/reading/models/Grade.scala
+++ b/src/main/scala/reading/models/Grade.scala
@@ -24,4 +24,15 @@ object Grade extends Enum[Grade] {
   case object Cinquieme extends Grade
   case object Quatrieme extends Grade
   case object Troisieme extends Grade
+
+  def from(program: Program): Grade = {
+    import Program._
+
+    program match {
+      case Monstre | RecitAventure | CreationPoetique | Resister => Sixieme
+      case VoyageEtAventure | Autrui | UniversNouveaux | Heros | HommeEtNature => Cinquieme
+      case DireAmour | Valeurs | Reel | Informer | Ville => Quatrieme
+      case SeRaconter | TraversSociete | VisionsPoetiques | Agir | ProgresReveScientifique => Troisieme
+    }
+  }
 }
diff --git a/src/main/scala/reading/models/GroupedTheme.scala b/src/main/scala/reading/models/GroupedTheme.scala
index 61a5281..1a26bc1 100644
--- a/src/main/scala/reading/models/GroupedTheme.scala
+++ b/src/main/scala/reading/models/GroupedTheme.scala
@@ -39,4 +39,23 @@ object GroupedTheme extends Enum[GroupedTheme] {
   case object Mort extends GroupedTheme
   case object Difference extends GroupedTheme
   case object Imaginaire extends GroupedTheme
+
+  def from(theme: Theme): GroupedTheme = {
+    import Theme._
+
+    theme match {
+      case Art | Americain | Danse | Litterature | Musique | Mythologie | Poetique | Reecriture | Sport => Culture
+      case Nature | Aventure | Initiation | Pirate | Voyage | Animal => Decouverte
+      case Dragon | Magie => Imaginaire
+      case Mutant | Beaute | Handicap | Homosexualite | Laideur | Metamorphose | Marginalite | Migration | Metissage | Pauvrete | Discrimination => Difference
+      case Maltraitance | Viol | Combat | Conflit | Crime | Harcelement | Exclusion | Racisme | Antisemitisme | SegregationRaciale | Prison => Violence
+      case Chevalerie | Cour | Dictature | Guerre | Nazisme | Revolution => Histoire
+      case Theme.Humour => GroupedTheme.Humour
+      case Enquete | Manipulation | Mensonge | Secret | Espionnage | Complot => Stratageme
+      case Fantome | Folie | Malediction | Vampire | Monstrueux => Peur
+      case Suicide | Deuil | Maladie | Immortalite | Vieillesse => Mort
+      case Adolescence | Amour | Amitie | Apprentissage | College | Ecole | Emancipation | Sentiment | Sexualite | Enfants | Femme | Parents | Famille => Quotidien
+      case Genetique | Internet | JeuVideo | Robot => Technologie
+    }
+  }
 }
diff --git a/src/main/scala/reading/models/Program.scala b/src/main/scala/reading/models/Program.scala
index d33d23a..4c647f3 100644
--- a/src/main/scala/reading/models/Program.scala
+++ b/src/main/scala/reading/models/Program.scala
@@ -60,15 +60,4 @@ object Program extends Enum[Program] {
   case object VisionsPoetiques extends Program
   case object Agir extends Program
   case object ProgresReveScientifique extends Program
-
-  def grade(program: Program): Grade = {
-    import Grade._
-
-    program match {
-      case Monstre | RecitAventure | CreationPoetique | Resister => Sixieme
-      case VoyageEtAventure | Autrui | UniversNouveaux | Heros | HommeEtNature => Cinquieme
-      case DireAmour | Valeurs | Reel | Informer | Ville => Quatrieme
-      case SeRaconter | TraversSociete | VisionsPoetiques | Agir | ProgresReveScientifique => Troisieme
-    }
-  }
 }
diff --git a/src/main/scala/reading/models/Theme.scala b/src/main/scala/reading/models/Theme.scala
index 66870a4..2a76611 100644
--- a/src/main/scala/reading/models/Theme.scala
+++ b/src/main/scala/reading/models/Theme.scala
@@ -173,23 +173,4 @@ object Theme extends Enum[Theme] {
   case object Vieillesse extends Theme
   case object Viol extends Theme
   case object Voyage extends Theme
-
-  def grouped(theme: Theme): GroupedTheme = {
-    import GroupedTheme._
-
-    theme match {
-      case Art | Americain | Danse | Litterature | Musique | Mythologie | Poetique | Reecriture | Sport => Culture
-      case Nature | Aventure | Initiation | Pirate | Voyage | Animal => Decouverte
-      case Dragon | Magie => Imaginaire
-      case Mutant | Beaute | Handicap | Homosexualite | Laideur | Metamorphose | Marginalite | Migration | Metissage | Pauvrete | Discrimination => Difference
-      case Maltraitance | Viol | Combat | Conflit | Crime | Harcelement | Exclusion | Racisme | Antisemitisme | SegregationRaciale | Prison => Violence
-      case Chevalerie | Cour | Dictature | Guerre | Nazisme | Revolution => Histoire
-      case Theme.Humour => GroupedTheme.Humour
-      case Enquete | Manipulation | Mensonge | Secret | Espionnage | Complot => Stratageme
-      case Fantome | Folie | Malediction | Vampire | Monstrueux => Peur
-      case Suicide | Deuil | Maladie | Immortalite | Vieillesse => Mort
-      case Adolescence | Amour | Amitie | Apprentissage | College | Ecole | Emancipation | Sentiment | Sexualite | Enfants | Femme | Parents | Famille => Quotidien
-      case Genetique | Internet | JeuVideo | Robot => Technologie
-    }
-  }
 }