// The MIT License(MIT)
//
// Copyright(c) 2021 Alberto Rodriguez Orozco & LiveCharts Contributors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

using System;
using LiveChartsCore.Kernel.Sketches;

namespace LiveChartsCore.Drawing;

/// <summary>
/// The Transition builder class helps to build transitions using fluent syntax.
/// </summary>
public class TransitionBuilder
{
    private readonly string[]? _properties;
    private readonly IAnimatable _target;

    /// <summary>
    /// Initializes a new instance of the <see cref="TransitionBuilder"/> class.
    /// </summary>
    /// <param name="target">The target.</param>
    /// <param name="properties">The properties.</param>
    public TransitionBuilder(IAnimatable target, string[]? properties)
    {
        _target = target;
        _properties = properties;
    }

    /// <summary>
    /// Sets the animation.
    /// </summary>
    /// <param name="animation">The animation.</param>
    /// <returns>The transition</returns>
    public TransitionBuilder WithAnimation(Animation animation)
    {
        _target.SetTransition(animation, _properties);
        return this;
    }

    /// <summary>
    /// Sets the animation.
    /// </summary>
    /// <param name="animationBuilder">The animation builder.</param>
    /// <returns>The transition</returns>
    public TransitionBuilder WithAnimation(Action<Animation> animationBuilder)
    {
        var animation = new Animation();
        animationBuilder(animation);
        return WithAnimation(animation);
    }

    /// <summary>
    /// Sets the animations based on the chart <see cref="IChartView.EasingFunction"/> and <see cref="IChartView.AnimationsSpeed"/> properties.
    /// </summary>
    /// <param name="chart">The chart.</param>
    /// <returns>The transition</returns>
    public TransitionBuilder WithAnimation(IChart chart)
    {
        return WithAnimation(new Animation()
            .WithDuration(chart.View.AnimationsSpeed)
            .WithEasingFunction(chart.View.EasingFunction));
    }

    /// <summary>
    /// Sets the current transitions.
    /// </summary>
    /// <returns>The transition</returns>
    public TransitionBuilder CompleteCurrentTransitions()
    {
        _target.CompleteTransition(_properties);
        return this;
    }
}
