jbox-web/redmine_git_hosting

# frozen_string_literal: true

class RepositoryCommitsStats < ReportBase
  def commits_per_month
    data = {}
    data[:categories] = months.reverse
    data[:series]     = []
    data[:series] << { name: l(:label_commit_plural), data: total_commits_by_month[0..11].reverse }
    data[:series] << { name: l(:label_change_plural), data: total_changes_by_month[0..11].reverse }
    data
  end

  def commits_per_day
    data = {}
    data[:categories] = total_commits_by_day.keys
    data[:series]     = []
    data[:series] << { name: l(:label_commit_plural), data: total_commits_by_day.values }
    data[:series] << { name: l(:label_change_plural), data: total_changes_by_day.values }
    data
  end

  def commits_per_hours
    data = {}
    data[:categories] = hours
    data[:series]     = []
    data[:series] << { name: l(:label_commit_plural), data: total_commits_by_hour }
    data
  end

  def commits_per_weekday
    data = {}
    data[:name] = l :label_commit_plural
    data[:data] = []
    total_commits_by_weekday.each do |key, value|
      data[:data] << [key, value]
    end
    [data]
  end

  private

  def total_commits_by_month
    total_by_month_for :commits_by_day
  end

  def total_changes_by_month
    total_by_month_for :changes_by_day
  end

  def total_commits_by_day
    @total_commits_by_day ||= all_commits_by_day.order(:commit_date).count
  end

  def total_changes_by_day
    return @total_changes_by_day unless @total_changes_by_day.nil?

    @total_changes_by_day = nil
    changes = {}
    Changeset.where(repository_id: repository.id).includes(:filechanges).order(:commit_date).each do |changeset|
      changes[changeset.commit_date] = 0 unless changes.key? changeset.commit_date
      changes[changeset.commit_date] += changeset.filechanges.size
    end
    @total_changes_by_day = changes
    @total_changes_by_day
  end

  def total_commits_by_hour
    total_by_hour_for :commits_by_hour
  end

  def total_commits_by_weekday
    week_day = week_day_hash
    commits_by_day.each do |commit_date, commit_count|
      case commit_date.to_date.wday
      when 0
        week_day[day_name(0)] += commit_count
      when 1
        week_day[day_name(1)] += commit_count
      when 2
        week_day[day_name(2)] += commit_count
      when 3
        week_day[day_name(3)] += commit_count
      when 4
        week_day[day_name(4)] += commit_count
      when 5
        week_day[day_name(5)] += commit_count
      when 6
        week_day[day_name(6)] += commit_count
      end
    end
    week_day
  end
end