don't query for photos that we never read

app/controllers/crops_controller.rb

@@ -4,7 +4,7 @@ require 'will_paginate/array'
 
 class CropsController < ApplicationController
   before_action :authenticate_member!, except: %i(index hierarchy search show)
-  load_and_authorize_resource
+  load_and_authorize_resource id_param: :slug
   skip_authorize_resource only: %i(hierarchy search)
   respond_to :html, :json, :rss, :csv, :svg
   responders :flash
@@ -54,19 +54,19 @@ class CropsController < ApplicationController
   def search
     @term = params[:term]
 
-    @crops = CropSearchService.search(
-      @term, page:           params[:page],
-             per_page:       36,
-             current_member: current_member
-    )
+    @crops = CropSearchService.search(@term,
+                                      page:           params[:page],
+                                      per_page:       Crop.per_page,
+                                      current_member: current_member)
     respond_with @crops
   end
 
   def show
-    @crop = Crop.includes(:scientific_names, :alternate_names, :parent, :varieties).find_by!(slug: params[:slug])
+    @crop = Crop.includes(
+      :scientific_names, :alternate_names, :parent, :varieties
+    ).find_by!(slug: params[:slug])
     respond_to do |format|
       format.html do
-        @photos = Photo.by_crop(@crop)
         @posts = @crop.posts.order(created_at: :desc).paginate(page: params[:page])
         @companions = @crop.companions.approved
       end

app/services/crop_search_service.rb

@@ -4,40 +4,40 @@ class CropSearchService
   # Crop.search(string)
   def self.search(query, page: 1, per_page: 12, current_member: nil)
     search_params = {
-      page: page,
-      per_page: per_page,
-      fields: %i(name^5 alternate_names scientific_names),
-      match: :word_start,
-      boost_by: [:plantings_count],
-      includes: %i(scientific_names alternate_names),
+      page:         page,
+      per_page:     per_page,
+      fields:       %i(name^5 alternate_names scientific_names),
+      match:        :word_start,
+      boost_by:     [:plantings_count],
+      includes:     %i(scientific_names alternate_names),
       misspellings: { edit_distance: 2 }
     }
     # prioritise crops the member has planted
     search_params[:boost_where] = { planters_ids: current_member.id } if current_member
 
-    Crop.search(query, search_params)
+    Crop.search(query, search_params, load: false)
   end
 
   def self.random_with_photos(limit)
     body = {
       "query": {
         "function_score": {
-          "query": { "query_string": { "query": 'has_photos:true' } },
+          "query":        { "query_string": { "query": 'has_photos:true' } },
           "random_score": { "seed": DateTime.now.to_i }
         }
       }
     }
     Crop.search(
       limit: limit,
-      load: false,
-      body: body
+      load:  false,
+      body:  body
     )
   end
 
   def self.recent(limit)
     Crop.search(
-      limit: limit,
-      load: false,
+      limit:    limit,
+      load:     false,
       boost_by: { created_at: { factor: 100 } } # default factor is 1
     )
   end