States: paginate projects

References #370
OregonStateUniversity · Apr 29, 2024 · cb72a54 · cb72a54
1 parent 20cf12a
commit cb72a54
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diff --git a/app/controllers/states_controller.rb b/app/controllers/states_controller.rb
@@ -1,6 +1,7 @@
 require 'hash'
 
 class StatesController < ApplicationController
+  include Pagy::Backend
 
   def index
     @states = State.with_projects.without_geom.order('projects_count DESC, name')
@@ -18,6 +19,7 @@ def show
         @chart_project_count = @projects.group_by_day(:implementation_date, format: "%d %b %Y").count.accumulate!
         @chart_structure_count = @projects.group_by_day(:implementation_date).sum(:number_of_structures).accumulate!
         @chart_total_length = @projects.group_by_day(:implementation_date).sum(:length).accumulate!.transform_values! { |v| v / 1000.0 }
+        @pagy, @projects = pagy(@projects)
       end
     end
   rescue ActiveRecord::RecordNotFound

diff --git a/app/views/states/show.html.haml b/app/views/states/show.html.haml
@@ -47,6 +47,13 @@
 .container.mt-5
   %h2 State Projects
   = render @projects
+  .row.mb-5
+    .col.text-right
+      - if @pagy.prev
+        = link_to '&lsaquo; Previous page'.html_safe, @pagy.params.merge(page: @pagy.prev), class: 'btn btn-outline-primary', 'aria-label': 'previous'
+    .col
+      - if @pagy.next
+        = link_to 'Next page &rsaquo;'.html_safe, @pagy.params.merge(page: @pagy.next), class: 'btn btn-outline-primary', 'aria-label': 'next'
 :javascript
   var ctx = document.getElementById('myChart').getContext('2d');