Class: SlashMigrate::IndexesController

Inherits:
ApplicationController show all
Defined in:
app/controllers/slash_migrate/indexes_controller.rb

Instance Method Summary collapse

Instance Method Details

#create ⇒ Object 



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# File 'app/controllers/slash_migrate/indexes_controller.rb', line 19

def create
  migration = build_migration

  unless migration.any?
    redirect_to(new_table_index_path(@table), alert: "Pick at least one column to index.")
    return
  end

  written = migration.write!
  redirect_to migrations_path, notice: "Created #{written.join(", ")}. Run it below to apply."
end

#drop ⇒ Object 



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# File 'app/controllers/slash_migrate/indexes_controller.rb', line 31

def drop
  index = inspector.table(@table).indexes.find { |candidate| candidate.name == params[:name] }
  head :not_found and return unless index

  written = DropIndexMigration.new(table: @table, index: index).write!
  redirect_to migrations_path, notice: "Created #{written.join(", ")}. Run it below to apply."
end

#new ⇒ Object 



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# File 'app/controllers/slash_migrate/indexes_controller.rb', line 5

def new
  @columns = inspector.table(@table).columns.map(&:name)
  @migration = AddIndexMigration.new(table: @table)
end

#preview ⇒ Object 



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# File 'app/controllers/slash_migrate/indexes_controller.rb', line 10

def preview
  @migration = build_migration
  @hint = "Pick a column to index to see the migration it will generate." unless @migration.any?
  render_stream :preview
rescue => e
  @error = e.message
  render_stream :preview
end