Class: LL::ListyList

Inherits:
Object
  • Object
show all
Defined in:
lib/ll/listy_list.rb

Instance Method Summary collapse

Constructor Details

#initialize(cli: nil, name: nil) ⇒ ListyList

Returns a new instance of ListyList.



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# File 'lib/ll/listy_list.rb', line 3

def initialize cli: nil,
               name: nil

  @checklists = []
  @schemas    = []

  name ||= "listy-list".style :forestgreen, :bold

  @cli   = cli
  @cli ||= VV::CLI.new name: name,
                       version: LL::VERSION,
                       argv: ARGV
  self.uri = "/"

  self.first_boot
end

Instance Method Details

#await_input ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 154

def await_input
  input = @cli.await_input message: "hi"
  input
end

#boot! ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 29

def boot!
  @_status = :boot
  yield
  self.load
end

#boot? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ll/listy_list.rb', line 150

def boot?
  self.status == :boot
end

#create_directories ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 180

def create_directories
  %w[ checklists schemas ].each do     | _directory |
    directory = @cli.data_path.file_join _directory
    File.make_directory_if_not_exists     directory
  end
end

#display ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 125

def display
  puts :display
end

#first_boot ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 20

def first_boot
  self.create_directories

  self.boot! do
    self.show_help!    if @cli.help?
    self.show_version! if @cli.version?
  end
end

#load ⇒ Object Also known as: reload 



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# File 'lib/ll/listy_list.rb', line 88

def load
  self.load_schemas
  self.load_checklists
end

#load_checklists ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 98

def load_checklists
  @checklists = LL::Checklist.load dir: @cli.data_path
end

#load_schemas ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 94

def load_schemas
  @schemas = LL::Schema.load dir: @cli.data_path
end

#lock ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 110

def lock
  File.write(lock_path, Process.pid.to_s) unless File.exists? lock_path

  return true if lock_contents == Process.pid.to_s

  fail "Unable to lock #{lock_path}, contains pid mismatch."
end

#lock_contents ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 106

def lock_contents
  File.read(lock_path).chomp
end

#lock_path ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 102

def lock_path
  @cli.data_path.file_join "listy.lock"
end

#loop ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 35

def loop
  self.status = :loop unless shutdown?

  while loop? do
    self.load
    self.lock
    self.display
    self.await_input
    self.react
    self.persist
    self.unlock
  end

  self.shutdown
ensure
  self.unlock
end

#loop? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ll/listy_list.rb', line 146

def loop?
  self.status == :loop
end

#persist ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 129

def persist
  self.save_uri
  self.save_checklist
  self.save_schema_changes
  self.sync
end

#react ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 53

def react
end

#save_checklist ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 139

def save_checklist
end

#save_schema_changes ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 141

def save_schema_changes
end

#save_uri ⇒ Object

TOOD: Implement these



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# File 'lib/ll/listy_list.rb', line 137

def save_uri
end

#show_help ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 56

def show_help
  self.uri = "/help"
  @cli.print_help
end

#show_help! ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 61

def show_help!
  self.show_help
  self.shutdown!
end

#show_version ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 66

def show_version
  self.uri = "/version"
  @cli.print_version
end

#show_version! ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 71

def show_version!
  self.show_version
  self.shutdown!
end

#shutdown ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 76

def shutdown
  :shutdown_safely
end

#shutdown! ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 84

def shutdown!
  self.status = :shutdown
end

#shutdown? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ll/listy_list.rb', line 80

def shutdown?
  self.status == :shutdown
end

#status ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 176

def status
  @_status
end

#status=(status) ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 168

def status= status
  message = \
  "Currently shutdown. Call `boot!` to return to resume."
  fail message if self.status == :shutdown
  %i[ loop boot pause shutdown ].includes! status
  @_status = status
end

#sync ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 143

def sync
end

#unlock ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 118

def unlock
  message = "Unable to unlock #{lock_path}, contains pid mismatch."
  fail message if lock_contents != Process.pid.to_s

  File.remove lock_path
end

#uri ⇒ Object 



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# File 'lib/ll/listy_list.rb', line 164

def uri
  @_uri
end

#uri=(uri) ⇒ Object

Log this. Maybe incorporate into VV::CLI?



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# File 'lib/ll/listy_list.rb', line 160

def uri= uri
  @_uri = uri
end