Method: ActiveRecord::Migration#create_table

Defined in:
lib/jun/active_record/migration.rb

#create_table(table_name, options = {}) ⇒ Object



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# File 'lib/jun/active_record/migration.rb', line 28

def create_table(table_name, options = {})
  sql = "CREATE TABLE IF NOT EXISTS #{table_name}"
  column_options = []

  if options[:id] || !options.key?(:id)
    column_options << {
      name: :id,
      type: :integer,
      primary_key: true,
      null: false
    }
  end

  column_options += options.fetch(:columns, [])

  columns_sql = column_options.map do |column|
    next(column) if column.is_a?(String)

    column_sql = []

    column_sql << column[:name]
    column_sql << column[:type]&.to_s&.upcase
    column_sql << "PRIMARY KEY" if column[:primary_key] == true
    column_sql << "NOT NULL" if column[:null] == false
    column_sql << "DEFAULT #{column[:default]}" if column[:default]
    column_sql << "UNIQUE" if column[:unique] == true

    column_sql.compact.join(" ")
  end

  sql += " (#{columns_sql.join(", ")})"
  sql += ";"

  execute(sql)
end