inline list of years

app/controllers/categories_controller.rb

@@ -17,7 +17,6 @@ class CategoriesController < ApplicationController
     school_categories = SchoolCategory.for(@school, @category)
     @years = school_categories.map(&:year).map(&:to_i).sort
     @year = (params[:year] || @years.last || "2019").to_i
-    @years.delete(@year)
 
     if school_categories.empty?
       school_categories = [SchoolCategory.new(school: @school, category: @category, year: @year)]

app/controllers/schools_controller.rb

@@ -20,7 +20,6 @@ class SchoolsController < ApplicationController
 
     @years = @school_categories.map(&:year).map(&:to_i).sort.uniq
     @year = (params[:year] || @years.last || "2019").to_i
-    @years.delete(@year)
 
     missing_categories = @categories - @school_categories.map(&:category)
     missing_categories.each do |category|

app/views/layouts/_school_header.html.haml

@@ -5,17 +5,16 @@
     = simple_format(@school.description)
     - if @year.present?
       %p
-        Data from
-        = "#{@year - 1}-#{@year}"
-        school year.
+
     - if @years.present?
       %p
-        Show year:
-        - @years.each do |year|
+        %b Data from:
+        - @years.sort.reverse.each do |year|
+             
           - if @school_category.present?
-            = link_to("#{year - 1}-#{year}", school_category_path(@school_category.school, @school_category.category, year: year))
+            = link_to_unless(year == @year, "#{year - 1}-#{year}", school_category_path(@school_category.school, @school_category.category, year: year))
           - else
-            = link_to("#{year - 1}-#{year}", school_path(@school, year: year))
+            = link_to_unless(year == @year, "#{year - 1}-#{year}", school_path(@school, year: year))
     - if @school.district.present?
       %p
         %strong District: