73 lines
3 KiB
Ruby
73 lines
3 KiB
Ruby
# app/services/mood_calendar_service.rb
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class MoodCalendarService
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def self.generate_calendar(moods, start_date: nil, end_date: Date.current)
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# Convertir la relation ActiveRecord en tableau de hash
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data = moods.order(:recorded_at)
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.pluck(:mode, :recorded_at)
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.map { |mode, recorded_at| { mode: mode, recorded_at: recorded_at } }
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return [] if data.empty?
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# Définir start_date par défaut comme le recorded_at du premier mood
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start_date ||= data.first[:recorded_at].to_date
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# Convertir en Date si ce sont des DateTime ou Time
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start_date = start_date.to_date
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end_date = end_date.to_date
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end
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# Grouper par jour et garder le plus récent pour chaque jour
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data_by_date = data.group_by { |d| d[:recorded_at].to_date }
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.transform_values { |entries| entries.max_by { |e| e[:recorded_at] } }
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# Trouver le dernier mood avant start_date pour initialiser le guess
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last_mode = data.select { |d| d[:recorded_at].to_date < start_date }
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.max_by { |d| d[:recorded_at] }
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&.[](:mode)
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# Générer le tableau complet avec tous les jours
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complete_data = (start_date..end_date).map do |date|
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if data_by_date[date]
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last_mode = data_by_date[date][:mode]
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data_by_date[date]
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else
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{ mode: nil, recorded_at: date.to_datetime, guess: last_mode }
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end
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end
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# Regrouper par mois avec semaines commençant au premier lundi
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complete_data.group_by { |d| d[:recorded_at].to_date.beginning_of_month }
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.map do |month_start, month_data|
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# Trouver le premier lundi du mois (à partir du 1er du mois)
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first_monday = month_start
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first_monday = first_monday.next_occurring(:monday) unless first_monday.monday?
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# Trouver le premier lundi du mois SUIVANT
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next_month_start = month_start.next_month.beginning_of_month
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next_first_monday = next_month_start
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next_first_monday = next_first_monday.next_occurring(:monday) unless next_first_monday.monday?
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# Le dernier jour du mois est le dimanche précédant le premier lundi du mois suivant
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month_end = next_first_monday - 1.day
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# Créer un hash pour accès rapide aux données de complete_data (qui contient déjà les guess)
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data_hash = complete_data.index_by { |d| d[:recorded_at].to_date }
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# Générer tous les jours du premier lundi jusqu'au dimanche avant le prochain lundi
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all_days = (first_monday..month_end).map do |date|
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# Utiliser directement les données de complete_data qui ont déjà le bon guess
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data_hash[date] || { mode: nil, recorded_at: date.to_datetime, guess: nil }
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end
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# Grouper par semaines
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weeks = all_days.group_by { |d| d[:recorded_at].to_date.beginning_of_week(:monday) }
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.sort_by { |week_start, _| week_start }
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.map { |_, week_moods| week_moods }
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{
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month: month_start,
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weeks: weeks
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}
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end
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end
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end
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