# frozen_string_literal: true

module ActiveRecord
  module ConnectionAdapters
    module SQLite3
      module Quoting # :nodoc:
        def quote_string(s)
          @connection.class.quote(s)
        end

        def quote_table_name_for_assignment(table, attr)
          quote_column_name(attr)
        end

        def quote_table_name(name)
          self.class.quoted_table_names[name] ||= super.gsub(".", "\".\"").freeze
        end

        def quote_column_name(name)
          self.class.quoted_column_names[name] ||= %Q("#{super.gsub('"', '""')}")
        end

        def quoted_time(value)
          value = value.change(year: 2000, month: 1, day: 1)
          quoted_date(value).sub(/\A\d\d\d\d-\d\d-\d\d /, "2000-01-01 ")
        end

        def quoted_binary(value)
          "x'#{value.hex}'"
        end

        def quoted_true
          "1"
        end

        def unquoted_true
          1
        end

        def quoted_false
          "0"
        end

        def unquoted_false
          0
        end

        def column_name_matcher
          COLUMN_NAME
        end

        def column_name_with_order_matcher
          COLUMN_NAME_WITH_ORDER
        end

        COLUMN_NAME = /
          \A
          (
            (?:
              # "table_name"."column_name" | function(one or no argument)
              ((?:\w+\.|"\w+"\.)?(?:\w+|"\w+")) | \w+\((?:|\g<2>)\)
            )
            (?:\s+AS\s+(?:\w+|"\w+"))?
          )
          (?:\s*,\s*\g<1>)*
          \z
        /ix

        COLUMN_NAME_WITH_ORDER = /
          \A
          (
            (?:
              # "table_name"."column_name" | function(one or no argument)
              ((?:\w+\.|"\w+"\.)?(?:\w+|"\w+")) | \w+\((?:|\g<2>)\)
            )
            (?:\s+ASC|\s+DESC)?
          )
          (?:\s*,\s*\g<1>)*
          \z
        /ix

        private_constant :COLUMN_NAME, :COLUMN_NAME_WITH_ORDER

        private

          def _type_cast(value)
            case value
            when BigDecimal
              value.to_f
            when String
              if value.encoding == Encoding::ASCII_8BIT
                super(value.encode(Encoding::UTF_8))
              else
                super
              end
            else
              super
            end
          end
      end
    end
  end
end
