fix calc

app/controllers/entries_controller.rb

@@ -80,21 +80,31 @@ class EntriesController < ApplicationController
 		# Voraussichtliches Ende je Kombination basierend auf weekly_target_matrix
 		#
 		@estimated_end_by_typ_art = {}
+		
+		
 		@remaining_minutes_matrix.each do |typ, arts|
 			@estimated_end_by_typ_art[typ] ||= {}
 			
 			arts.each do |art, remaining_minutes|
 				hours_remaining = remaining_minutes / 60.0
 				weekly_hours    = current_user.weekly_target_matrix.dig(typ, art).to_f
-				if weekly_hours > 0
+				
+				last_entry_date = current_user.entries
+				                  .where(praktikums_typ: typ, entry_art: art)
+				                  .maximum(:date)
+				
+				start_date = [last_entry_date, Date.today].compact.max
+				
+				if weekly_hours > 0 && hours_remaining > 0
 					weeks_remaining = (hours_remaining / weekly_hours).ceil
-					@estimated_end_by_typ_art[typ][art] = Date.today + weeks_remaining.weeks
+					@estimated_end_by_typ_art[typ][art] = start_date + weeks_remaining.weeks
 				else
 					@estimated_end_by_typ_art[typ][art] = nil
 				end
 			end
 		end
 		
+		
 		@actual_hours_per_week = {}
 		
 		User::PRAKTIKUMSTYPEN.product(User::ENTRY_ARTEN).each do |typ, art|

app/views/entries/index.html.erb

@@ -41,6 +41,7 @@
               <% spent = @spent_minutes_matrix.dig(typ, art) %>
               <% next if spent.blank? %>
               <% soll = current_user.required_hours_matrix.dig(typ, art) %>
+              <% next if soll.blank? %>
               <% weekly = current_user.weekly_target_matrix.dig(typ, art) %>
               <% ende = @estimated_end_by_typ_art.dig(typ, art) %>