Class: Ecom::Core::CrewTime

Inherits:
ApplicationRecord show all
Defined in:
app/models/ecom/core/crew_time.rb

Constant Summary collapse

MORNING =

Time Ranges

:morning
AFTERNOON = 
:afternoon
FULL_DAY = 
:full_day

Instance Method Summary collapse

Instance Method Details

#calculate_hours ⇒ Object 



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# File 'app/models/ecom/core/crew_time.rb', line 39

def calculate_hours
  self.hours = if checkout_time.nil? || checkin_time.nil?
                 0
               else
                 compute_hours
               end
end

#calculate_total ⇒ Object 



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# File 'app/models/ecom/core/crew_time.rb', line 47

def calculate_total
  compute_total_for_entry if saved_change_to_hours?
end

#compute_hours ⇒ Object

A method to adjust time ranges by trimming any time value outside of the defined morning and afternoon ranges



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# File 'app/models/ecom/core/crew_time.rb', line 100

def compute_hours
  # Reparse time to avoid errors caused by date differences
  range = define_range
  start = Time.zone.parse(checkin_time.strftime('%I:%M%p'))
  finish = Time.zone.parse(checkout_time.strftime('%I:%M%p'))
  day_part = find_range(start, finish)
  left = start.before?(range[day_part][:start]) ? range[day_part][:start] : start
  right = finish.after?(range[day_part][:finish]) ? range[day_part][:finish] : finish
  time = (right - left) / 1.hour
  time -= 1 if day_part == FULL_DAY
  time
end

#compute_total_for_entry ⇒ Object 



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# File 'app/models/ecom/core/crew_time.rb', line 51

def compute_total_for_entry
  attendance_sheet_entry.total_hours = Ecom::Core::CrewTime.where(
    attendance_sheet_entry: attendance_sheet_entry,
    revised: false
  ).sum(:hours)
  attendance_sheet_entry.save
end

#define_range ⇒ Object

A method to get the available time ranges at a given point. We cannot define the range variables as a constant because the parsing should be done at the exact moment we are about to do time range calculations to avoid errors caused by date mismatches



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# File 'app/models/ecom/core/crew_time.rb', line 64

def define_range
  morning = {
    start: Time.zone.parse('5:00 AM'),
    finish: Time.zone.parse('9:00 AM')
  }
  afternoon = {
    start: Time.zone.parse('10:00 AM'),
    finish: Time.zone.parse('2:00 PM')
  }
  full_day = {
    start: Time.zone.parse('5:00 AM'),
    finish: Time.zone.parse('2:00 PM')
  }

  {
    morning: morning,
    afternoon: afternoon,
    full_day: full_day
  }
end

#find_range(start, finish) ⇒ Object

A method to check if checkin and checkout range falls in the morning, afternoon, or both.



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# File 'app/models/ecom/core/crew_time.rb', line 87

def find_range(start, finish)
  range = define_range
  if start.before?(range[:morning][:finish]) && finish.before?(range[:afternoon][:start])
    :morning
  elsif start.after?(range[:morning][:finish]) && finish.after?(range[:afternoon][:start])
    :afternoon
  else
    :full_day
  end
end

#time_range_validation ⇒ Object 



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# File 'app/models/ecom/core/crew_time.rb', line 25

def time_range_validation
  return unless checkin_time && checkout_time && checkout_time <= checkin_time

  errors.add(:checkout_time, "can't be less than checkin time.")
end

#total_time_validation ⇒ Object 



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# File 'app/models/ecom/core/crew_time.rb', line 31

def total_time_validation
  return if checkout_time.nil? || checkin_time.nil?

  return unless attendance_sheet_entry.total_hours + compute_hours > 8

  errors.add(:attendance_sheet_entry, 'has more than 8 hours')
end