63 lines
1.7 KiB
Ruby
63 lines
1.7 KiB
Ruby
class GroupUser < ActiveRecord::Base
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belongs_to :group, counter_cache: "user_count"
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belongs_to :user
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after_save :update_title
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after_destroy :remove_title
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after_save :set_primary_group
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after_destroy :remove_primary_group
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protected
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def set_primary_group
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if group.primary_group
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self.class.exec_sql("UPDATE users
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SET primary_group_id = :id
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WHERE id = :user_id",
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id: group.id, user_id: user_id)
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end
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end
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def remove_primary_group
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self.class.exec_sql("UPDATE users
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SET primary_group_id = NULL
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WHERE id = :user_id AND primary_group_id = :id",
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id: group.id, user_id: user_id)
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end
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def remove_title
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if group.title.present?
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self.class.exec_sql("UPDATE users SET title = NULL
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WHERE title = :title AND id = :id",
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id: user_id,
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title: group.title)
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end
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end
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def update_title
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if group.title.present?
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self.class.exec_sql("UPDATE users SET title = :title
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WHERE (title IS NULL OR title = '') AND id = :id",
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id: user_id,
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title: group.title)
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end
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end
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end
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# == Schema Information
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#
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# Table name: group_users
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#
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# id :integer not null, primary key
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# group_id :integer not null
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# user_id :integer not null
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# created_at :datetime not null
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# updated_at :datetime not null
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#
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# Indexes
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#
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# index_group_users_on_group_id_and_user_id (group_id,user_id) UNIQUE
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#
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