using GB5Shared.Deployment;
using Microsoft.Extensions.Options;
using Xunit;

namespace GB5SharedTests;

/// <summary>
/// Covers GB5Shared.Deployment.GB5Environment — the deployment-tier abstraction consumed by
/// EntitlementLoginFactory/DXPSystemContext/GopPublishService/GopQueueBLL/
/// PromotionFlowProvisioningBLL to resolve tier-suffixed connection names and GOP's own
/// environment code consistently, replacing three previously-unaligned config knobs.
/// </summary>
public class GB5EnvironmentTests
{
    private static GB5Environment For(GB5Tier tier) =>
        new(Options.Create(new GB5EnvironmentOptions { Environment = tier }));

    [Theory]
    [InlineData(GB5Tier.Dev, "EntitlementDb-Dev")]
    [InlineData(GB5Tier.QC, "EntitlementDb-QC")]
    [InlineData(GB5Tier.Live, "EntitlementDb")]
    public void Resolve_AppliesTierSuffix_ExceptOnLive(GB5Tier tier, string expected)
    {
        var env = For(tier);
        Assert.Equal(expected, env.Resolve("EntitlementDb"));
    }

    [Theory]
    [InlineData(GB5Tier.Dev, "DXPDb-Dev")]
    [InlineData(GB5Tier.QC, "DXPDb-QC")]
    [InlineData(GB5Tier.Live, "DXPDb")]
    public void Resolve_WorksForAnyBaseConnectionName(GB5Tier tier, string expected)
    {
        var env = For(tier);
        Assert.Equal(expected, env.Resolve("DXPDb"));
    }

    [Theory]
    [InlineData(GB5Tier.Dev, "DEV")]
    [InlineData(GB5Tier.QC, "QC")]
    [InlineData(GB5Tier.Live, "PROD")]
    public void GopEnvironmentCode_MatchesHistoricalFreeTextValues(GB5Tier tier, string expected)
    {
        // Live intentionally still resolves to "PROD" — the pre-existing
        // MGOPSOURCEBINDING/MGOPFLOWSNAPSHOT column default, so existing rows aren't orphaned.
        var env = For(tier);
        Assert.Equal(expected, env.GopEnvironmentCode);
    }

    [Fact]
    public void IsLive_TrueOnlyForLiveTier()
    {
        Assert.False(For(GB5Tier.Dev).IsLive);
        Assert.False(For(GB5Tier.QC).IsLive);
        Assert.True(For(GB5Tier.Live).IsLive);
    }

    [Theory]
    [InlineData(GB5Tier.Dev, "Dev")]
    [InlineData(GB5Tier.QC, "QC")]
    [InlineData(GB5Tier.Live, "Live")]
    public void TierCode_MatchesEnumName(GB5Tier tier, string expected)
    {
        Assert.Equal(expected, For(tier).TierCode);
    }
}