Created
December 15, 2017 13:21
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MovieTheater
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| class User | |
| has_many :tickets | |
| end | |
| class Hall < ActiveRecord | |
| has_many :movie_sessions | |
| end | |
| class Movie < ActiveRecord | |
| validates_presence_of :name | |
| has_many :movie_sessions | |
| end | |
| class MovieSession < ActiveRecord | |
| belongs_to :hall | |
| belongs_to :movie | |
| validates_presence_of :start | |
| end | |
| class Ticket < ActiveRecord | |
| belongs_to :movie_session | |
| belongs_to :user | |
| validates_presence_of :row, :seat_number | |
| end | |
| class Facade | |
| def next_week_movies | |
| week_start = Time.now # TODO | |
| week_end = Time.now # TODO | |
| Movie.joins(:movie_sessions).where( | |
| 'movie_sessions.start > :next_week_start AND movie_sessions.start < :next_week_end', | |
| next_week_start: week_start, next_week_end: week_end, | |
| ) | |
| end | |
| def buy_ticket(movie_session, user) | |
| tickets = movie_session.tickets.where.not(user_id: nil) | |
| ticket = tickets.first | |
| ticket.update!(user: user) | |
| ticket | |
| end | |
| # ITS unclear here how we should check the ticket - whether we have its ID?? or what | |
| def check_ticket(hall, ticket) | |
| current_session = ticket.movie_session | |
| current_session&.hall && current_session.hall.id == hall.id | |
| end | |
| end |
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