Class: Tlog::Entity::Log

Inherits:
Object
  • Object
show all
Defined in:
lib/tlog/entity/log.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(log_path = nil) ⇒ Log

Returns a new instance of Log.



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# File 'lib/tlog/entity/log.rb', line 9

def initialize(log_path = nil)
  @entries = []
  if log_path
    @name = log_path.basename.to_s
    @path = log_path
    @goal = goal_length
  end
end

Instance Attribute Details

#entries ⇒ Object

Returns the value of attribute entries.



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# File 'lib/tlog/entity/log.rb', line 6

def entries
  @entries
end

#goal ⇒ Object

Returns the value of attribute goal.



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# File 'lib/tlog/entity/log.rb', line 5

def goal
  @goal
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/tlog/entity/log.rb', line 4

def name
  @name
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/tlog/entity/log.rb', line 7

def path
  @path
end

Instance Method Details

#add_entry(current) ⇒ Object 



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# File 'lib/tlog/entity/log.rb', line 55

def add_entry(current)
  entry_hex = generate_random_hex
  new_entry = Tlog::Entity::Entry.new(entry_path(entry_hex), entry_hex)
  head_hex_value ? parent_hex = head_hex_value : parent_hex = "none"

  update_head(entry_hex)
  new_entry.create(parent_hex, current)
  update_goal(new_entry.length) if goal_length
end

#create ⇒ Object 



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# File 'lib/tlog/entity/log.rb', line 47

def create
  unless Dir.exists?(@path)
    FileUtils.mkdir_p(@path)
    File.open(goal_path, 'w'){|f| f.write(@goal)} if @goal
    true
  end
end

#delete ⇒ Object 



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# File 'lib/tlog/entity/log.rb', line 74

def delete
  FileUtils.rm_rf(@path) if Dir.exists?(@path)
end

#duration ⇒ Object 



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# File 'lib/tlog/entity/log.rb', line 39

def duration
  dur = 0
  entries.each do |entry|
    dur += entry.length
  end
  dur
end

#goal_length ⇒ Object 



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# File 'lib/tlog/entity/log.rb', line 18

def goal_length
  if File.exists?(goal_path)
    contents = File.read(goal_path)
    contents.strip
    contents.to_i
  end
end

#update_goal(entry_length) ⇒ Object 



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# File 'lib/tlog/entity/log.rb', line 69

def update_goal(entry_length)
  new_length = goal_length - entry_length
  File.open(goal_path, 'w'){|f| f.write(new_length)}
end

#update_head(entry_hex) ⇒ Object 



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# File 'lib/tlog/entity/log.rb', line 65

def update_head(entry_hex)
  File.open(head_path, 'w'){|f| f.write(entry_hex)}
end