class CreateTicket < ActiveRecord::Migration
  def up
    create_table :ticket_state_types do |t|
      t.column :name,                 :string, limit: 250, null: false
      t.column :note,                 :string, limit: 250, null: true
      t.column :updated_by_id,        :integer,               null: false
      t.column :created_by_id,        :integer,               null: false
      t.timestamps
    end
    add_index :ticket_state_types, [:name], unique: true

    create_table :ticket_states do |t|
      t.references :state_type, null: false
      t.column :name,                 :string, limit: 250, null: false
      t.column :note,                 :string, limit: 250, null: true
      t.column :active,               :boolean,               null: false, default: true
      t.column :updated_by_id,        :integer,               null: false
      t.column :created_by_id,        :integer,               null: false
      t.timestamps
    end
    add_index :ticket_states, [:name], unique: true

    create_table :ticket_priorities do |t|
      t.column :name,                 :string, limit: 250, null: false
      t.column :note,                 :string, limit: 250, null: true
      t.column :active,               :boolean,               null: false, default: true
      t.column :updated_by_id,        :integer,               null: false
      t.column :created_by_id,        :integer,               null: false
      t.timestamps
    end
    add_index :ticket_priorities, [:name], unique: true
    create_table :tickets do |t|
      t.references :group,                                                null: false
      t.references :priority,                                             null: false
      t.references :state,                                                null: false
      t.references :organization,                                         null: true
      t.column :number,                           :string,  limit: 60, null: false
      t.column :title,                            :string,  limit: 250, null: false
      t.column :owner_id,                         :integer,               null: false
      t.column :customer_id,                      :integer,               null: false
      t.column :note,                             :string,  limit: 250, null: true
      t.column :first_response,                   :timestamp,             null: true
      t.column :first_response_escal_date,        :timestamp,             null: true
      t.column :first_response_sla_time,          :timestamp,             null: true
      t.column :first_response_in_min,            :integer,               null: true
      t.column :first_response_diff_in_min,       :integer,               null: true
      t.column :close_time,                       :timestamp,             null: true
      t.column :close_time_escal_date,            :timestamp,             null: true
      t.column :close_time_sla_time,              :timestamp,             null: true
      t.column :close_time_in_min,                :integer,               null: true
      t.column :close_time_diff_in_min,           :integer,               null: true
      t.column :update_time_escal_date,           :timestamp,             null: true
      t.column :updtate_time_sla_time,            :timestamp,             null: true
      t.column :update_time_in_min,               :integer,               null: true
      t.column :update_time_diff_in_min,          :integer,               null: true
      t.column :last_contact,                     :timestamp,             null: true
      t.column :last_contact_agent,               :timestamp,             null: true
      t.column :last_contact_customer,            :timestamp,             null: true
      t.column :create_article_type_id,           :integer,               null: true
      t.column :create_article_sender_id,         :integer,               null: true
      t.column :article_count,                    :integer,               null: true
      t.column :escalation_time,                  :timestamp,             null: true
      t.column :updated_by_id,                    :integer,               null: false
      t.column :created_by_id,                    :integer,               null: false
      t.timestamps
    end
    add_index :tickets, [:state_id]
    add_index :tickets, [:priority_id]
    add_index :tickets, [:group_id]
    add_index :tickets, [:owner_id]
    add_index :tickets, [:customer_id]
    add_index :tickets, [:number], unique: true
    add_index :tickets, [:title]
    add_index :tickets, [:created_at]
    add_index :tickets, [:first_response]
    add_index :tickets, [:first_response_escal_date]
    add_index :tickets, [:first_response_in_min]
    add_index :tickets, [:first_response_diff_in_min]
    add_index :tickets, [:close_time]
    add_index :tickets, [:close_time_escal_date]
    add_index :tickets, [:close_time_in_min]
    add_index :tickets, [:close_time_diff_in_min]
    add_index :tickets, [:escalation_time]
    add_index :tickets, [:update_time_in_min]
    add_index :tickets, [:update_time_diff_in_min]
    add_index :tickets, [:last_contact]
    add_index :tickets, [:last_contact_agent]
    add_index :tickets, [:last_contact_customer]
    add_index :tickets, [:create_article_type_id]
    add_index :tickets, [:create_article_sender_id]
    add_index :tickets, [:created_by_id]

    create_table :ticket_flags do |t|
      t.references :tickets,                            null: false
      t.column :key,            :string, limit: 50,  null: false
      t.column :value,          :string, limit: 50,  null: true
      t.column :created_by_id,  :integer,               null: false
      t.timestamps
    end
    add_index :ticket_flags, [:tickets_id, :created_by_id]
    add_index :ticket_flags, [:tickets_id, :key]
    add_index :ticket_flags, [:tickets_id]
    add_index :ticket_flags, [:created_by_id]

    create_table :ticket_time_accounting do |t|
      t.references :tickets,                                            null: false
      t.references :ticket_articles,                                    null: true
      t.column :time_unit,      :decimal, precision: 6, scale: 2, null: false
      t.column :created_by_id,  :integer,                               null: false
      t.timestamps
    end
    add_index :ticket_time_accounting, [:tickets_id]
    add_index :ticket_time_accounting, [:ticket_articles_id]
    add_index :ticket_time_accounting, [:created_by_id]

    create_table :ticket_article_types do |t|
      t.column :name,                 :string, limit: 250, null: false
      t.column :note,                 :string, limit: 250, null: true
      t.column :communication,        :boolean,               null: false
      t.column :active,               :boolean,               null: false, default: true
      t.column :updated_by_id,        :integer,               null: false
      t.column :created_by_id,        :integer,               null: false
      t.timestamps
    end
    add_index :ticket_article_types, [:name], unique: true

    create_table :ticket_article_senders do |t|
      t.column :name,                 :string, limit: 250, null: false
      t.column :note,                 :string, limit: 250, null: true
      t.column :updated_by_id,        :integer,               null: false
      t.column :created_by_id,        :integer,               null: false
      t.timestamps
    end
    add_index :ticket_article_senders, [:name], unique: true

    create_table :ticket_articles do |t|
      t.references :ticket,                                       null: false
      t.references :type,                                         null: false
      t.references :sender,                                       null: false
      t.column :from,                 :string, limit: 3000,    null: true
      t.column :to,                   :string, limit: 3000,    null: true
      t.column :cc,                   :string, limit: 3000,    null: true
      t.column :subject,              :string, limit: 3000,    null: true
      # t.column :reply_to,             :string, :limit => 3000,    :null => true
      t.column :message_id,           :string, limit: 3000,    null: true
      t.column :message_id_md5,       :string, limit: 32,      null: true
      t.column :in_reply_to,          :string, limit: 3000,    null: true
      t.column :content_type,         :string, limit: 20,      null: false, default: 'text/plain'
      t.column :references,           :string, limit: 3200,    null: true
      t.column :body,                 :text,   limit: 4.megabytes + 1
      t.column :internal,             :boolean,                   null: false, default: false
      t.column :preferences,          :text,   limit: 500.kilobytes + 1, null: true
      t.column :updated_by_id,        :integer,                   null: false
      t.column :created_by_id,        :integer,                   null: false
      t.timestamps
    end
    add_index :ticket_articles, [:ticket_id]
    add_index :ticket_articles, [:message_id_md5]
    add_index :ticket_articles, [:message_id_md5, :type_id], name: 'index_ticket_articles_message_id_md5_type_id'
    add_index :ticket_articles, [:created_by_id]
    add_index :ticket_articles, [:created_at]
    add_index :ticket_articles, [:internal]
    add_index :ticket_articles, [:type_id]
    add_index :ticket_articles, [:sender_id]

    create_table :ticket_article_flags do |t|
      t.references :ticket_articles,                        null: false
      t.column :key,                 :string, limit: 50, null: false
      t.column :value,               :string, limit: 50, null: true
      t.column :created_by_id,       :integer,              null: false
      t.timestamps
    end
    add_index :ticket_article_flags, [:ticket_articles_id, :created_by_id], name: 'index_ticket_article_flags_on_articles_id_and_created_by_id'
    add_index :ticket_article_flags, [:ticket_articles_id, :key]
    add_index :ticket_article_flags, [:ticket_articles_id]
    add_index :ticket_article_flags, [:created_by_id]

    create_table :ticket_counters do |t|
      t.column :content,              :string, limit: 100, null: false
      t.column :generator,            :string, limit: 100, null: false
    end
    add_index :ticket_counters, [:generator], unique: true

    create_table :overviews do |t|
      t.references :user,                                      null: true
      t.references :role,                                      null: false
      t.column :name,                 :string,  limit: 250,  null: false
      t.column :link,                 :string,  limit: 250,  null: false
      t.column :prio,                 :integer,                 null: false
      t.column :condition,            :string,  limit: 2500, null: false
      t.column :order,                :string,  limit: 2500, null: false
      t.column :group_by,             :string,  limit: 250,  null: true
      t.column :organization_shared,  :boolean,                 null: false, default: false
      t.column :view,                 :string,  limit: 1000, null: false
      t.column :active,               :boolean,                 null: false, default: true
      t.column :updated_by_id,        :integer,                 null: false
      t.column :created_by_id,        :integer,                 null: false
      t.timestamps
    end
    add_index :overviews, [:user_id]
    add_index :overviews, [:name]

    create_table :overviews_groups, id: false do |t|
      t.integer :overview_id
      t.integer :group_id
    end
    add_index :overviews_groups, [:overview_id]
    add_index :overviews_groups, [:group_id]

    create_table :triggers do |t|
      t.column :name,   :string, limit: 250, null: false
      t.column :key,    :string, limit: 250, null: false
      t.column :value,  :string, limit: 250, null: false
    end
    add_index :triggers, [:name]
    add_index :triggers, [:key]
    add_index :triggers, [:value]

    create_table :notifications do |t|
      t.column :subject,      :string, limit: 250,   null: false
      t.column :body,         :string, limit: 8000,  null: false
      t.column :content_type, :string, limit: 250,   null: false
      t.column :active,       :boolean,                 null: false, default: true
      t.column :note,         :string, limit: 250,   null: true
      t.timestamps
    end

    create_table :link_types do |t|
      t.column :name,         :string, limit: 250,   null: false
      t.column :note,         :string, limit: 250,   null: true
      t.column :active,       :boolean,                 null: false, default: true
      t.timestamps
    end
    add_index :link_types, [:name],     unique: true

    create_table :link_objects do |t|
      t.column :name,         :string, limit: 250,   null: false
      t.column :note,         :string, limit: 250,   null: true
      t.column :active,       :boolean,                 null: false, default: true
      t.timestamps
    end
    add_index :link_objects, [:name],   unique: true

    create_table :links do |t|
      t.references :link_type,                                        null: false
      t.column :link_object_source_id,        :integer,               null: false
      t.column :link_object_source_value,     :integer,               null: false
      t.column :link_object_target_id,        :integer,               null: false
      t.column :link_object_target_value,     :integer,               null: false
      t.timestamps
    end
    add_index :links, [:link_object_source_id, :link_object_source_value, :link_object_target_id, :link_object_target_value, :link_type_id], unique: true, name: 'links_uniq_total'

    create_table :postmaster_filters do |t|
      t.column :name,           :string, limit: 250,  null: false
      t.column :channel,        :string, limit: 250,  null: false
      t.column :match,          :string, limit: 5000, null: false
      t.column :perform,        :string, limit: 5000, null: false
      t.column :active,         :boolean,                null: false, default: true
      t.column :note,           :string, limit: 250,  null: true
      t.column :updated_by_id,  :integer,                null: false
      t.column :created_by_id,  :integer,                null: false
      t.timestamps
    end
    add_index :postmaster_filters, [:channel]

    create_table :text_modules do |t|
      t.references :user,                                       null: true
      t.column :name,                 :string,  limit: 250,  null: false
      t.column :keywords,             :string,  limit: 500,  null: true
      t.column :content,              :string,  limit: 5000, null: false
      t.column :note,                 :string,  limit: 250,  null: true
      t.column :active,               :boolean,                 null: false, default: true
      t.column :updated_by_id,        :integer,                 null: false
      t.column :created_by_id,        :integer,                 null: false
      t.timestamps
    end
    add_index :text_modules, [:user_id]
    add_index :text_modules, [:name]

    create_table :text_modules_groups, id: false do |t|
      t.integer :text_module_id
      t.integer :group_id
    end
    add_index :text_modules_groups, [:text_module_id]
    add_index :text_modules_groups, [:group_id]

    create_table :templates do |t|
      t.references :user,                                       null: true
      t.column :name,                 :string,  limit: 250,  null: false
      t.column :options,              :string,  limit: 2500, null: false
      t.column :updated_by_id,        :integer,                 null: false
      t.column :created_by_id,        :integer,                 null: false
      t.timestamps
    end
    add_index :templates, [:user_id]
    add_index :templates, [:name]

    create_table :templates_groups, id: false do |t|
      t.integer :template_id
      t.integer :group_id
    end
    add_index :templates_groups, [:template_id]
    add_index :templates_groups, [:group_id]

    create_table :channels do |t|
      t.references :group,                                null: true
      t.column :adapter,        :string, limit: 100,   null: false
      t.column :area,           :string, limit: 100,   null: false
      t.column :options,        :string, limit: 2000,  null: true
      t.column :active,         :boolean,                 null: false, default: true
      t.column :updated_by_id,  :integer,                 null: false
      t.column :created_by_id,  :integer,                 null: false
      t.timestamps
    end
    add_index :channels, [:area]
    add_index :channels, [:adapter]

    create_table :slas do |t|
      t.column :name,                 :string, limit: 150,   null: true
      t.column :first_response_time,  :integer,                 null: true
      t.column :update_time,          :integer,                 null: true
      t.column :close_time,           :integer,                 null: true
      t.column :condition,            :string, limit: 5000,  null: true
      t.column :data,                 :string, limit: 5000,  null: true
      t.column :timezone,             :string, limit: 50,    null: true
      t.column :active,               :boolean,                 null: false, default: true
      t.column :updated_by_id,        :integer,                 null: false
      t.column :created_by_id,        :integer,                 null: false
      t.timestamps
    end
    add_index :slas, [:name], unique: true

  end

  def self.down
    drop_table :slas
    drop_table :channels
    drop_table :templates_groups
    drop_table :templates
    drop_table :text_modules_groups
    drop_table :text_modules
    drop_table :postmaster_filters
    drop_table :notifications
    drop_table :triggers
    drop_table :links
    drop_table :link_types
    drop_table :link_objects
    drop_table :overviews
    drop_table :ticket_counters
    drop_table :ticket_time_accounting
    drop_table :ticket_article_flags
    drop_table :ticket_articles
    drop_table :ticket_article_types
    drop_table :ticket_article_senders
    drop_table :ticket_flags
    drop_table :tickets
    drop_table :ticket_priorities
    drop_table :ticket_states
    drop_table :ticket_state_types
  end
end