def create_account
  Account.create!({
    name: Faker::Name.name,
    address: Faker::Address.street_address,
    birth_date: Faker::Date.birthday(min_age: 18, max_age: 65)
  })
end

def random_physician
  if Physician.any? && Time.now.to_i.even?
    return Physician.order(Arel.sql('RANDOM()')).first
  end

  Physician.create!({
    account: create_account,
    hired_at: 1.month.ago,
    qualifications: ['heart', 'brain']
  })
end

def create_patient
  Patient.create!(
    account: create_account,
    physician: random_physician,
    referring_physician: random_physician,
    contacted_at: Faker::Date.between(from: 6.months.ago, to: 1.hour.ago)
  )
end

def random_patient
  return Patient.order(Arel.sql('RANDOM()')).first if Patient.any? && Time.now.to_i.odd?

  create_patient
end

def random_count
  rand(100)
end

ApplicationRecord.transaction do
  [
    { name: 'Intensive Care Unit', location: 'MT-M' },
    { name: 'Pshychiatry', location: 'FMC-2' },
    { name: 'Adult Outpatient Mental Health', location: 'SSB-2' },
    { name: 'Child & Adolescent Pshyciatry', location: 'SSB-2' },
    { name: 'Burns', location: 'FMC-3' },
    { name: 'Surgery - Head & Neck / Plastics', location: 'FMC-3' },
    { name: 'Acute Medicine', location: 'FMC-3' },
    { name: 'Medicine', location: 'SSB-3' },
    { name: 'Renal', location: 'SSB-3' },
    { name: 'Solid Organ Transplant', location: 'SSB-3' },
    { name: 'Ante Partum', location: 'FMC-4' },
    { name: 'Surgery - Short Stay', location: 'FMC-4' },
    { name: 'Gynecology / Gyne-Oncology', location: 'FMC-4' },
    { name: 'Trauma', location: 'MT-4' },
    { name: 'Medicine', location: 'SSB-4' },
    { name: 'Acute Medicine / Aphersis', location: 'SSB-4' },
    { name: 'Labour & Delivery', location: 'FMC-5' },
    { name: 'Post Partum', location: 'FMC-5' },
    { name: 'Orthopedics', location: 'MT-5' },
    { name: 'Neonatal Intensive Care Unit (NICU)', location: 'FMC-5' },
    { name: 'Hematology / Oncology / BMT', location: 'SSB-5' },
    { name: 'Hematology / BMT / Day Medicine', location: 'SSB-5' },
    { name: 'Neuro Rehab', location: 'SSB-5' },
    { name: 'Thoracic Surgery / Pulmonary Medicine', location: 'SSB-6' },
    { name: 'Medicine', location: 'FMC-6' },
    { name: 'Orthopedics', location: 'MT-6' },
    { name: 'Transition', location: 'FMC-7' },
  ].each do |attributes|
    nurse = Nurse.create!({ account: create_account, hired_at: 1.year.ago, qualifications: ['medicine'] })
    care_centre = CareCentre.create!(attributes.merge(nurse_in_charge: nurse))
    Bed.create!(random_count.times.map { |n| { care_centre: care_centre, room_number: n.to_s } })
  end

  random_count.times do
    create_patient
  end

  random_count.times do
    patient = random_patient

    Treatment.create!(
      patient: patient,
      name: Faker::FunnyName.name,
      number: SecureRandom.uuid,
      occurred_at: Faker::Date.between(from: patient.contacted_at, to: 1.hour.ago),
      results: Faker::Lorem.paragraphs,
    )
  end
end

CareCentre.find_each do |centre|
  puts centre.name
  puts "-" * 10
  puts "Nurse: #{centre&.nurse_in_charge&.name}"
  puts "Beds: #{centre.beds.count}"
  puts "Beds Available: #{centre.beds.available.count}"
end