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class DashboardController < ApplicationController
def index
# Raft allocation by crop type
# @raft_data = raft_data_series
@nutrient_profiles = NutrientProfile.order(:name)
# Nutrient target table
# @latest_measurement = NutrientMeasurement.order(measured_on: :desc, created_at: :desc).first
# @target = TargetNutrientCalculator.call
# Measurement history table
@measurements = NutrientMeasurement.order(measured_on: :desc).limit(10)
@npk_measurement_data = NutrientMeasurement.data_series_for(:nno3, :p, :k)
@ammonium_measurement_data = NutrientMeasurement.data_series_for(:nnh4)
@weighted = Target.first.weighted_requirements # => { "nno3"=>..., "p"=>..., ... }
last = NutrientMeasurement.order(measured_on: :desc, created_at: :desc).first
@latest_measurements = {}
if last
# Use the same keys as NutrientProfile to keep naming consistent.
keys = (NutrientProfile::NUTRIENT_KEYS rescue []).map(&:to_s)
keys.each do |k|
@latest_measurements[k] = last.send(k) if last.respond_to?(k)
end
end
end
private
def raft_data_series
data_series = []
counts = Raft.left_outer_joins(:crop)
.group("crops.name", "crops.crop_type")
.count
counts.each do |(crop_name, crop_type), count|
name = (crop_name || "unassigned").titleize
type = (crop_type || "unassigned").titleize
data = { type => count }
data_series << { name:, data: }
end
unassigned, assigned = data_series.partition { |s| s[:name].casecmp("unassigned").zero? }
assigned + unassigned
end
end
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