--  SPDX-License-Identifier: Apache-2.0
--
--  Copyright (c) 2021 The progress_indicators authors
--
--  Licensed under the Apache License, Version 2.0 (the "License");
--  you may not use this file except in compliance with the License.
--  You may obtain a copy of the License at
--
--      http://www.apache.org/licenses/LICENSE-2.0
--
--  Unless required by applicable law or agreed to in writing, software
--  distributed under the License is distributed on an "AS IS" BASIS,
--  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
--  See the License for the specific language governing permissions and
--  limitations under the License.

with ANSI;

with Ada.Strings.Fixed;

package body Progress_Indicators.Bars is

    function Get_Bar (Value : Percentage; Width : Natural := 100) return String is
        use Ada.Strings.Fixed;
        use ANSI;

        Used      : constant Natural := Natural (Float (Width) / 100.0 * Float (Value));
        Remaining : constant Natural := Width - Used;
        Text      : constant String  := Tail (Value'Image & "%", 5);
    begin
        return
          Foreground (Light_Green) & Used * "█" & Foreground (Default) & Remaining * "░" & Text &
          ANSI.Back (Cells => Width + Text'Length);
    end Get_Bar;

end Progress_Indicators.Bars;