Class: PostRunner::ActivitiesDB

Inherits:
Object
  • Object
show all
Includes:
Fit4Ruby::Converters
Defined in:
lib/postrunner/ActivitiesDB.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(db_dir) ⇒ ActivitiesDB

Returns a new instance of ActivitiesDB.



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# File 'lib/postrunner/ActivitiesDB.rb', line 17

def initialize(db_dir)
  @db_dir = db_dir
  @fit_dir = File.join(@db_dir, 'fit')
  @archive_file = File.join(@db_dir, 'archive.yml')

  create_directories
  begin
    if File.exists?(@archive_file)
      @activities = YAML.load_file(@archive_file)
    else
      @activities = []
    end
  rescue StandardError
    Log.fatal "Cannot load archive file '#{@archive_file}': #{$!}"
  end

  unless @activities.is_a?(Array)
    Log.fatal "The archive file '#{@archive_file}' is corrupted"
  end

  # The reference to this object is needed inside Activity object but is
  # not stored in the archive file. We have to retrofit the Activity
  # instances with this data.
  @activities.each do |a|
    a.db = self
  end

  @records = PersonalRecords.new(self)
end

Instance Attribute Details

#db_dir ⇒ Object (readonly)

Returns the value of attribute db_dir.



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# File 'lib/postrunner/ActivitiesDB.rb', line 15

def db_dir
  @db_dir
end

#fit_dir ⇒ Object (readonly)

Returns the value of attribute fit_dir.



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# File 'lib/postrunner/ActivitiesDB.rb', line 15

def fit_dir
  @fit_dir
end

Instance Method Details

#activity_by_fit_file(fit_file) ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 110

def activity_by_fit_file(fit_file)
  @activities.find { |a| a.fit_file == fit_file }
end

#add(fit_file) ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 47

def add(fit_file)
  base_fit_file = File.basename(fit_file)
  if @activities.find { |a| a.fit_file == base_fit_file }
    Log.debug "Activity #{fit_file} is already included in the archive"
    return false
  end

  if File.exists?(File.join(@fit_dir, base_fit_file))
    Log.debug "Activity #{fit_file} has been deleted before"
    return false
  end

  begin
    fit_activity = Fit4Ruby.read(fit_file)
  rescue Fit4Ruby::Error
    Log.error $!
    return false
  end

  begin
    FileUtils.cp(fit_file, @fit_dir)
  rescue StandardError
    Log.fatal "Cannot copy #{fit_file} into #{@fit_dir}: #{$!}"
  end

  @activities << (activity = Activity.new(self, base_fit_file,
                                          fit_activity))
  @activities.sort! do |a1, a2|
    a2.timestamp <=> a1.timestamp
  end

  activity.register_records(@records)

  sync
  Log.info "#{fit_file} successfully added to archive"

  true
end

#check ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 96

def check
  @activities.each { |a| a.check }
end

#delete(activity) ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 86

def delete(activity)
  @activities.delete(activity)
  sync
end

#find(query) ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 114

def find(query)
  case query
  when /\A-?\d+$\z/
    index = query.to_i
    # The UI counts the activities from 1 to N. Ruby counts from 0 -
    # (N-1).
    index -= 1 if index > 0
    if (a = @activities[index])
      return [ a ]
    end
  when /\A-?\d+--?\d+\z/
    idxs = query.match(/(?<sidx>-?\d+)-(?<eidx>-?[0-9]+)/)
    sidx = idxs['sidx'].to_i
    eidx = idxs['eidx'].to_i
    # The UI counts the activities from 1 to N. Ruby counts from 0 -
    # (N-1).
    sidx -= 1 if sidx > 0
    eidx -= 1 if eidx > 0
    unless (as = @activities[sidx..eidx]).empty?
      return as
    end
  else
    Log.error "Invalid activity query: #{query}"
  end

  []
end

#list ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 174

def list
  i = 0
  t = FlexiTable.new
  t.head
  t.row(%w( Ref. Activity Start Distance Duration Pace ),
        { :halign => :left })
  t.set_column_attributes([
    { :halign => :right },
    {}, {},
    { :halign => :right },
    { :halign => :right },
    { :halign => :right }
  ])
  t.body
  @activities.each do |a|
    t.row([
      i += 1,
      a.name[0..19],
      a.timestamp.strftime("%a, %Y %b %d %H:%M"),
      "%.2f" % (a.total_distance / 1000),
      secsToHMS(a.total_timer_time),
      speedToPace(a.avg_speed) ])
  end
  puts t.to_s
end

#map_to_files(query) ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 142

def map_to_files(query)
  case query
  when /\A-?\d+$\z/
    index = query.to_i
    # The UI counts the activities from 1 to N. Ruby counts from 0 -
    # (N-1).
    index -= 1 if index > 0
    if (a = @activities[index])
      return [ File.join(@fit_dir, a.fit_file) ]
    end
  when /\A-?\d+--?\d+\z/
    idxs = query.match(/(?<sidx>-?\d+)-(?<eidx>-?[0-9]+)/)
    sidx = idxs['sidx'].to_i
    eidx = idxs['eidx'].to_i
    # The UI counts the activities from 1 to N. Ruby counts from 0 -
    # (N-1).
    sidx -= 1 if sidx > 0
    eidx -= 1 if eidx > 0
    unless (as = @activities[sidx..eidx]).empty?
      files = []
      as.each do |a|
        files << File.join(@fit_dir, a.fit_file)
      end
      return files
    end
  else
    Log.error "Invalid activity query: #{query}"
  end

  []
end

#ref_by_fit_file(fit_file) ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 100

def ref_by_fit_file(fit_file)
  i = 1
  @activities.each do |activity|
    return i if activity.fit_file == fit_file
    i += 1
  end

  nil
end

#rename(activity, name) ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 91

def rename(activity, name)
  activity.rename(name)
  sync
end

#show_records ⇒ Object 



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# File 'lib/postrunner/ActivitiesDB.rb', line 200

def show_records
  puts @records.to_s
end