From 8ba568ae0ebe715b5da453681eb141886f1977a8 Mon Sep 17 00:00:00 2001
From: Marius Peter <dev@marius-peter.com>
Date: Thu, 4 Sep 2025 20:55:03 +0200
Subject: Simpler, Better, Faster... Stronger

Start small, address critical customer needs, /then/ scale.
---
 app/services/target_nutrient_calculator.rb | 33 ------------------------------
 1 file changed, 33 deletions(-)
 delete mode 100644 app/services/target_nutrient_calculator.rb

(limited to 'app/services/target_nutrient_calculator.rb')

diff --git a/app/services/target_nutrient_calculator.rb b/app/services/target_nutrient_calculator.rb
deleted file mode 100644
index e6cd378..0000000
--- a/app/services/target_nutrient_calculator.rb
+++ /dev/null
@@ -1,33 +0,0 @@
-class TargetNutrientCalculator
-  # Derive nutrient columns from the NutrientMeasurement table
-  NUTRIENT_COLUMNS = (NutrientMeasurement.column_names - %w[id measured_on created_at updated_at])
-                      .map!(&:to_sym)
-                      .freeze
-
-  # Returns an unsaved NutrientMeasurement with target concentrations (e.g., mg/L)
-  def self.call
-    rafts = Raft.includes(:crop).where.not(crop_id: nil)
-    total = rafts.count
-    return empty_measurement if total.zero?
-
-    sums = Hash.new(0.0)
-
-    rafts.each do |raft|
-      NUTRIENT_COLUMNS.each do |col|
-        v = raft.crop.public_send(col)
-        sums[col] += v.to_f if v
-      end
-    end
-
-    targets = sums.transform_values { |s| s / total }
-    NutrientMeasurement.new({ measured_on: Date.current }.merge(targets))
-  end
-
-  private
-
-  def empty_measurement
-    NutrientMeasurement.new(
-      { measured_on: Date.current }.merge(NUTRIENT_COLUMNS.index_with { 0.0 })
-    )
-  end
-end
-- 
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