jam-cloud/ruby/lib/jam_ruby/models/music_session_history.rb

119 lines
3.6 KiB
Ruby

module JamRuby
class MusicSessionHistory < ActiveRecord::Base
self.table_name = "music_sessions_history"
self.primary_key = 'id'
belongs_to(:user,
:class_name => 'JamRuby::User',
:foreign_key => :user_id,
:inverse_of => :music_session_histories)
belongs_to(:band,
:class_name => 'JamRuby::Band',
:foreign_key => :band_id,
:inverse_of => :music_session_history)
has_many :comments, :class_name => "JamRuby::MusicSessionComment", :foreign_key => "music_session_id"
has_many :likes, :class_name => "JamRuby::MusicSessionLiker", :foreign_key => "music_session_id"
GENRE_SEPARATOR = '|'
def comment_count
self.comments.size
end
def like_count
self.likes.size
end
def self.index(current_user, user_id, band_id = nil, genre = nil)
hide_private = false
if current_user.id != user_id
hide_private = false # TODO: change to true once public flag exists
end
query = MusicSessionHistory
.joins(
%Q{
LEFT OUTER JOIN
music_sessions_user_history
ON
music_sessions_history.music_session_id = music_sessions_user_history.music_session_id
}
)
.where(
%Q{
music_sessions_history.user_id = '#{user_id}'
}
)
#query = query.where("public = false") unless !hide_private
query = query.where("music_sessions_history.band_id = '#{band_id}") unless band_id.nil?
query = query.where("music_sessions_history.genres like '%#{genre}%'") unless genre.nil?
return query
end
def unique_users
User
.joins(:music_session_user_histories)
.group("users.id")
.order("users.id")
.where(%Q{ music_sessions_user_history.music_session_id = '#{music_session_id}'})
end
def self.save(music_session)
session_history = MusicSessionHistory.find_by_music_session_id(music_session.id)
if session_history.nil?
session_history = MusicSessionHistory.new()
end
session_history.music_session_id = music_session.id
session_history.description = music_session.description unless music_session.description.nil?
session_history.user_id = music_session.creator.id
session_history.band_id = music_session.band.id unless music_session.band.nil?
session_history.genres = music_session.genres.map { |g| g.id }.join GENRE_SEPARATOR
session_history.save!
end
def end_history
self.update_attribute(:session_removed_at, Time.now)
# ensure all user histories are closed
music_session_user_histories.each do |music_session_user_history|
music_session_user_history.end_history
# then update any users that need their user progress updated
if music_session_user_history.duration_minutes > 15 && music_session_user_history.max_concurrent_connections >= 3
music_session_user_history.user.update_progression_field(:first_real_music_session_at)
end
end
end
def self.removed_music_session(session_id)
hist = self
.where(:music_session_id => session_id)
.limit(1)
.first
hist.end_history if hist
end
def duration_minutes
end_time = self.session_removed_at || Time.now
(end_time - self.created_at) / 60.0
end
def music_session_user_histories
@msuh ||= JamRuby::MusicSessionUserHistory
.where(:music_session_id => self.music_session_id)
.order('created_at DESC')
end
end
end