class DashboardController < ApplicationController
  def index
    joint_column = 'joint'
    # Grab distinct values for dropdown filters
    @available_joints = Joint.distinct.pluck(joint_column)

    # Fetch initial records
    @records = filter_records

    respond_to do |format|
      format.html # Renders app/views/dashboards/index.html.erb
      format.json { render json: @records } # Returns filtered data as JSON for JS
    end
  end

  private

  def filter_records
    records = Joint.all
    records = records.where(joint: params[:joint]) if params[:joint].present?
    records
  end

  # old broken: def index
  # old broken:   @joint = Joint.distinct.pluck(:Joint)
  # old broken: 
  # old broken:   @records = Joint.all
  # old broken: 
  # old broken:   @records = @records.where(Joint: params[joint]) if params[:joint].present?
  # old broken: end
end