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100 lines
4.3 KiB
100 lines
4.3 KiB
class CreateWatchVideoService < ApplicationService
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attr_reader :user, :params, :request
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def initialize(user, request, params)
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@user = user
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@request = request
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@params = params
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end
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def call
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ActiveRecord::Base.transaction do
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current_time = Time.now
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params[:watch_duration] = params[:watch_duration].to_f.round(2)
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params[:total_duration] = params[:total_duration].to_f.round(2)
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params[:duration] = params[:duration].to_f.round(2)
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if params[:log_id].present?
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watch_video_history = user.watch_video_histories.find(params[:log_id])
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# if params[:total_duration] < params[:watch_duration]
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# return watch_video_history
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# end
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# 更新观看时长
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if watch_video_history.present? && !watch_video_history.is_finished && watch_video_history.total_duration <= params[:total_duration]
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# 如果观看总时长没变，说明视频没有播放，无需再去记录
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watch_video_history.end_at = current_time
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watch_video_history.total_duration = params[:total_duration]
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watch_video_history.watch_duration = params[:watch_duration] > watch_video_history.duration ? watch_video_history.duration : params[:watch_duration]
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watch_video_history.is_finished = params[:ed].present?
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watch_video_history.last_point = params[:point].to_i
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watch_video_history.save!
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watch_course_video = watch_video_history.watch_course_video
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if watch_course_video.present?
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watch_course_video.total_duration = watch_course_video.watch_video_histories.sum(:total_duration)
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watch_course_video.end_at = current_time
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if params[:point].to_i > watch_course_video.last_point
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detail = WatchCourseVideoDetail.find_or_initialize_by(watch_course_video_id: watch_course_video.id, user_id: user.id) do |d|
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d.times = [[ watch_course_video.last_point, params[:point].to_i]]
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end
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if detail.persisted?
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detail.times << [watch_course_video.last_point, params[:point].to_i]
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end
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detail.save
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end
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watch_course_video.last_point = params[:point].to_i
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if !watch_course_video.is_finished
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# 更新课程视频的时长及是否看完状态
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watch_course_video.watch_duration = params[:watch_duration] if watch_course_video.watch_duration < params[:watch_duration]
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if params[:ed].present? || (watch_course_video.duration >= 300 && (watch_course_video.duration - params[:point].to_i) <= 20)
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video_duration = watch_video_history.video.duration.to_i
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if video_duration > 0
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watch_course_video.is_finished = watch_course_video.total_duration.to_i >= video_duration
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else
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watch_course_video.is_finished = watch_course_video.total_duration.to_i >= watch_course_video.duration.to_i
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end
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end
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end
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watch_course_video.save!
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end
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end
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else
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# 开始播放时记录一次
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if params[:course_id].present?
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# 课堂视频
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course_video = CourseVideo.find_by(video_id: params[:video_id], course_id: params[:course_id])
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watch_course_video = WatchCourseVideo.find_or_initialize_by(course_video_id: course_video.id, user_id: user.id) do |d|
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d.start_at = current_time
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d.duration = params[:duration]
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end
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watch_course_video.last_point = params[:point].to_i
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watch_course_video.save!
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watch_video_history = build_video_log(current_time, course_video.video_id, watch_course_video.id)
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watch_video_history.save!
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else
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# 非课堂视频
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video = Video.find(params[:video_id])
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watch_video_history = build_video_log(current_time, video.id)
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watch_video_history.save!
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end
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end
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watch_video_history
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end
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end
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def build_video_log(current_time, video_id, watch_course_video_id=nil)
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WatchVideoHistory.new(
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user_id: user.id,
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watch_course_video_id: watch_course_video_id,
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start_at: current_time,
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duration: params[:duration],
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video_id: video_id,
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device: params[:device],
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ip: request.remote_ip
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)
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end
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end |