Bike!Bike! Website!
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module ScheduleHelper
def get_schedule_data
schedule = Hash.new
workshop_errors = Hash.new
workshop_warnings = Hash.new
all_events = (@workshops + @events)
conflicts = 0
errors = 0
(0...all_events.count).each do |i|
w = all_events[i]
if w.start_time.present? && w.end_time.present? && w.event_location_id.present?
type = w.is_a?(Workshop) ? :workshop : :event
hour = w.start_time.strftime('%H').to_i
hour += 0.5 if w.start_time.strftime('%M').to_i > 15
end_hour = w.end_time.strftime('%H').to_i
end_hour += 0.5 if w.end_time.strftime('%M').to_i > 15
day = w.conference_day
schedule[day] ||= Hash.new
schedule[day][:locations] ||= Hash.new
schedule[day][:locations][w.event_location_id] ||= Hash.new
conflict = nil
(hour...end_hour).step(0.5).each do |h|
h = h.to_i if h == h.to_i
if !conflict && schedule[day][:locations][w.event_location_id][h].present?
conflict = schedule[day][:locations][w.event_location_id][h]
end
end
if conflict.present?
w_conflict = get_workshop(conflict, @workshops, @events)
workshop_errors[(w_conflict.is_a?(Workshop) ? 'w' : 'e') + w_conflict.id.to_s] = "Time conflict with &ldquo;<strong>#{w_conflict.title}</strong>&rdquo;".html_safe
workshop_errors[(w.is_a?(Workshop) ? 'w' : 'e') + w.id.to_s] = "Time conflict with &ldquo;<strong>#{w.title}</strong>&rdquo;".html_safe
errors += 1 if workshop_errors[(w_conflict.is_a?(Workshop) ? 'w' : 'e') + w_conflict.id.to_s].nil?
else
schedule[day][:start_time] = hour if schedule[day][:start_time].nil? || hour < schedule[day][:start_time]
schedule[day][:end_time] = end_hour if schedule[day][:end_time].nil? || end_hour > schedule[day][:end_time]
schedule[day][:locations][w.event_location_id][hour] = {
:span => w.duration / 60.0,
:type => w.is_a?(Event) ? w.event_type : :workshop
}
schedule[day][:locations][w.event_location_id][hour][:workshop] = i if type == :workshop
schedule[day][:locations][w.event_location_id][hour][:event] = (i - @workshops.count) if type == :event
end
else
workshop_warnings["w#{w.id}"] ||= Array.new
workshop_warnings["w#{w.id}"] << (w.is_a?(Workshop) ? "This workshop is not scheduled" : "This event is not scheduled")
end
end
schedule.each do |day, day_data|
day_data[:locations].each do |location1, location_data1|
location_data1.each do |time1, data1|
day_data[:locations].each do |location2, location_data2|
location_data2.each do |time2, data2|
if data1[:workshop].present?
if data2[:workshop].present?
unless location1 == location2 && time1 == time2
if workshop_errors[data1[:workshop]].nil?
w1 = @workshops[data1[:workshop]]
w2 = @workshops[data2[:workshop]]
if time1 == time2
w1.workshop_facilitators.each do |f|
u = User.find(f.user_id)
if w2.active_facilitator?(u)
errors += 1 if workshop_errors[(w2.is_a?(Workshop) ? 'w' : 'e') + w2.id.to_s].nil?
workshop_errors["w#{w1.id}"] = "This workshop shares facilitators with &ldquo;<strong>#{w2.title}</strong>&rdquo;".html_safe
end
end
connection ||= ActiveRecord::Base.connection
common_interest_count = connection.select_value("SELECT COUNT(w1.user_id) FROM workshop_interests AS w1 JOIN workshop_interests AS w2 ON w2.user_id=w1.user_id WHERE w1.workshop_id=#{w1.id} AND w2.workshop_id=#{w2.id}")
common_interest_count = common_interest_count ? common_interest_count.to_i : 0
if common_interest_count > 0
conflicts += common_interest_count
workshop_warnings["w#{w1.id}"] ||= Array.new
workshop_warnings["w#{w1.id}"] << "<strong>#{common_interest_count}</strong> people are also interested in &ldquo;<strong>#{w2.title}</strong>&rdquo;".html_safe
end
end
end
end
end
end
end
end
end
end
end
{
:schedule => schedule.sort,
:errors => workshop_errors,
:warnings => workshop_warnings,
:conflict_score => conflicts,
:error_count => errors
}
end
def get_workshop(workshop, workshops, events)
workshop[:workshop] ? workshops[workshop[:workshop]] : (events[workshop[:event]] || :event)
end
def workshop_classes(workshop, show_interest)
classes = [workshop.is_a?(Workshop) ? :workshop : workshop.event_type]
if show_interest && workshop.is_a?(Workshop) && current_user && WorkshopInterest.where(:user_id => current_user.id)
if workshop.interested?(current_user) || workshop.facilitator?(current_user)
classes << 'interested'
else
classes << 'not-interested'
end
end
return classes
end
def schedule_start_and_end_times(day_part, day_parts, day_schedule)
start_time = [day_parts[day_parts.keys[day_part]], day_schedule[:start_time]].max
end_time = [day_parts[day_parts.keys[day_part + 1]] || 24, day_schedule[:end_time]].min
min_time = nil
max_time = nil
day_schedule[:locations].each do |location, location_schedule|
location_schedule.each do |hour, workshop|
t_start = hour
t_end = hour + workshop[:span]
if t_start >= start_time && t_end <= end_time
min_time = [min_time || 24, t_start].min
max_time = [max_time || 0, t_end].max
end
end
end
return nil unless min_time.present? && max_time.present?
[min_time || 0, max_time || 24]
end
end