// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

#if DEBUG
using System;
#endif
using Microsoft.Build.Framework.Logging;

namespace Microsoft.Build.Logging;

/// <summary>
/// Encapsulates the per-node data shown in live node output.
/// </summary>
internal class TerminalNodeStatus
{
    public string Project { get; }
    public string? TargetFramework { get; }
    public string? RuntimeIdentifier { get; }
    public TerminalColor TargetPrefixColor { get; } = TerminalColor.Default;
    public string? TargetPrefix { get; }
    public string Target { get; }
    public StopwatchAbstraction Stopwatch { get; }

    /// <summary>
    /// Status of a node that is currently doing work.
    /// </summary>
    /// <param name="project">The project that is written on left side.</param>
    /// <param name="targetFramework">Target framework that is colorized and written on left side after project.</param>
    /// <param name="runtimeIdentifier">Runtime identifier that is colorized and written on left side after target framework.</param>
    /// <param name="target">The currently running work, usually the currently running target. Written on right.</param>
    /// <param name="stopwatch">Duration of the current step. Written on right after target.</param>
    public TerminalNodeStatus(string project, string? targetFramework, string? runtimeIdentifier, string target, StopwatchAbstraction stopwatch)
    {
#if DEBUG
        if (target.Contains("\x1B"))
        {
            throw new ArgumentException("Target should not contain any escape codes, if you want to colorize target use the other constructor.");
        }
#endif
        Project = project;
        TargetFramework = targetFramework;
        RuntimeIdentifier = runtimeIdentifier;
        Target = target;
        Stopwatch = stopwatch;
    }

    /// <summary>
    /// Status of a node that is currently doing work.
    /// </summary>
    /// <param name="project">The project that is written on left side.</param>
    /// <param name="targetFramework">Target framework that is colorized and written on left side after project.</param>
    /// <param name="runtimeIdentifier">Runtime identifier that is colorized and written on left side after target framework.</param>
    /// <param name="targetPrefixColor">Color for the status of the currently running work written on right.</param>
    /// <param name="targetPrefix">Colorized status for the currently running work, written on right, before target, and separated by 1 space from it.</param>
    /// <param name="target">The currently running work, usually the currently runnig target. Written on right.</param>
    /// <param name="stopwatch">Duration of the current step. Written on right after target.</param>
    public TerminalNodeStatus(string project, string? targetFramework, string? runtimeIdentifier, TerminalColor targetPrefixColor, string targetPrefix, string target, StopwatchAbstraction stopwatch)
        : this(project, targetFramework, runtimeIdentifier, target, stopwatch)
    {
        TargetPrefixColor = targetPrefixColor;
        TargetPrefix = targetPrefix;
    }

    /// <summary>
    /// Equality is based on the project, target framework, and target, but NOT the elapsed time.
    /// </summary>
    public virtual bool Equals(TerminalNodeStatus? other) =>
        other is not null &&
        Project == other.Project &&
        TargetFramework == other.TargetFramework &&
        RuntimeIdentifier == other.RuntimeIdentifier &&
        Target == other.Target &&
        TargetPrefixColor == other.TargetPrefixColor &&
        TargetPrefix == other.TargetPrefix;

    public override string ToString() =>
        (TargetFramework, RuntimeIdentifier) switch
        {
            (null, null) => $"{TerminalLogger.Indentation}{Project} {Target} ({Stopwatch.ElapsedSeconds:F1}s)",
            (null, _) => $"{TerminalLogger.Indentation}{Project} {AnsiCodes.Colorize(RuntimeIdentifier, TerminalLogger.RuntimeIdentifierColor)} {Target} ({Stopwatch.ElapsedSeconds:F1}s)",
            (_, null) => $"{TerminalLogger.Indentation}{Project} {AnsiCodes.Colorize(TargetFramework, TerminalLogger.TargetFrameworkColor)} {Target} ({Stopwatch.ElapsedSeconds:F1}s)",
            _ => $"{TerminalLogger.Indentation}{Project} {AnsiCodes.Colorize(TargetFramework, TerminalLogger.TargetFrameworkColor)} {AnsiCodes.Colorize(RuntimeIdentifier, TerminalLogger.RuntimeIdentifierColor)} {Target} ({Stopwatch.ElapsedSeconds:F1}s)"
        };

    public override int GetHashCode()
    {
        throw new System.NotImplementedException();
    }
}