using SuiteLink.Client;

namespace SuiteLink.Client.Tests;

public sealed class SuiteLinkConnectionOptionsTests
{
    public static TheoryData<string?> InvalidRequiredValues =>
        new()
        {
            null,
            "",
            " ",
            "\t"
        };

    [Theory]
    [MemberData(nameof(InvalidRequiredValues))]
    public void Constructor_InvalidHost_ThrowsArgumentException(string? host)
    {
        Assert.Throws<ArgumentException>(() => Create(host: host!));
    }

    [Theory]
    [MemberData(nameof(InvalidRequiredValues))]
    public void Constructor_InvalidApplication_ThrowsArgumentException(string? application)
    {
        Assert.Throws<ArgumentException>(() => Create(application: application!));
    }

    [Theory]
    [MemberData(nameof(InvalidRequiredValues))]
    public void Constructor_InvalidTopic_ThrowsArgumentException(string? topic)
    {
        Assert.Throws<ArgumentException>(() => Create(topic: topic!));
    }

    [Theory]
    [MemberData(nameof(InvalidRequiredValues))]
    public void Constructor_InvalidClientName_ThrowsArgumentException(string? clientName)
    {
        Assert.Throws<ArgumentException>(() => Create(clientName: clientName!));
    }

    [Theory]
    [MemberData(nameof(InvalidRequiredValues))]
    public void Constructor_InvalidClientNode_ThrowsArgumentException(string? clientNode)
    {
        Assert.Throws<ArgumentException>(() => Create(clientNode: clientNode!));
    }

    [Theory]
    [MemberData(nameof(InvalidRequiredValues))]
    public void Constructor_InvalidUserName_ThrowsArgumentException(string? userName)
    {
        Assert.Throws<ArgumentException>(() => Create(userName: userName!));
    }

    [Theory]
    [MemberData(nameof(InvalidRequiredValues))]
    public void Constructor_InvalidServerNode_ThrowsArgumentException(string? serverNode)
    {
        Assert.Throws<ArgumentException>(() => Create(serverNode: serverNode!));
    }

    [Theory]
    [InlineData(0)]
    [InlineData(-1)]
    [InlineData(65536)]
    public void Constructor_InvalidPort_ThrowsArgumentOutOfRangeException(int port)
    {
        Assert.Throws<ArgumentOutOfRangeException>(() => Create(port: port));
    }

    [Fact]
    public void Constructor_NoTimezone_UsesUtcByDefault()
    {
        var options = Create(timezone: null);

        Assert.Equal("UTC", options.Timezone);
    }

    [Theory]
    [InlineData("")]
    [InlineData(" ")]
    [InlineData("\t")]
    public void Constructor_WhitespaceTimezone_UsesUtcByDefault(string timezone)
    {
        var options = Create(timezone: timezone);

        Assert.Equal("UTC", options.Timezone);
    }

    [Fact]
    public void Constructor_ExplicitTimezone_PreservesProvidedValue()
    {
        var options = Create(timezone: "America/Indiana/Indianapolis");

        Assert.Equal("America/Indiana/Indianapolis", options.Timezone);
    }

    [Fact]
    public void Constructor_DefaultsRuntimeOptions()
    {
        var options = Create();

        Assert.NotNull(options.Runtime);
        Assert.Equal(SuiteLinkCatchUpPolicy.None, options.Runtime.CatchUpPolicy);
        Assert.NotNull(options.Runtime.RetryPolicy);
        Assert.Equal(TimeSpan.FromSeconds(2), options.Runtime.CatchUpTimeout);
    }

    [Fact]
    public void Constructor_RuntimeWithNullRetryPolicy_ThrowsArgumentNullException()
    {
        Assert.Throws<ArgumentNullException>(() => Create(runtime: new SuiteLinkRuntimeOptions(
            retryPolicy: null!,
            catchUpPolicy: SuiteLinkCatchUpPolicy.None,
            catchUpTimeout: TimeSpan.FromSeconds(2))));
    }

    [Theory]
    [InlineData(0)]
    [InlineData(-1)]
    public void Constructor_RuntimeWithNonPositiveCatchUpTimeout_ThrowsArgumentOutOfRangeException(int seconds)
    {
        Assert.Throws<ArgumentOutOfRangeException>(() => Create(runtime: new SuiteLinkRuntimeOptions(
            retryPolicy: SuiteLinkRetryPolicy.Default,
            catchUpPolicy: SuiteLinkCatchUpPolicy.None,
            catchUpTimeout: TimeSpan.FromSeconds(seconds))));
    }

    private static SuiteLinkConnectionOptions Create(
        string host = "127.0.0.1",
        string application = "TestApp",
        string topic = "TestTopic",
        string clientName = "Client",
        string clientNode = "Node",
        string userName = "User",
        string serverNode = "Server",
        string? timezone = null,
        int port = 5413,
        SuiteLinkRuntimeOptions? runtime = null)
    {
        return new SuiteLinkConnectionOptions(
            host,
            application,
            topic,
            clientName,
            clientNode,
            userName,
            serverNode,
            timezone,
            port,
            runtime);
    }
}