using Moq;
using Microsoft.Extensions.Logging;
using MesaFabApproval.API.Utilities;
using MesaFabApproval.Shared.Models;
using MesaFabApproval.Shared.Services;

namespace MesaFabApproval.API.Test;

public class MonInUtilsTests {
    private readonly Mock<IMonInWorkerClient> _mockMonInClient;
    private readonly Mock<ILogger<MonInUtils>> _mockLogger;
    private readonly MonInUtils _monInUtils;

    public MonInUtilsTests() {
        _mockMonInClient = new Mock<IMonInWorkerClient>();
        _mockMonInClient
            .Setup(client => client.PostAverage(It.IsAny<string>(), It.IsAny<double>()))
            .Verifiable();

        _mockLogger = new Mock<ILogger<MonInUtils>>();

        _monInUtils = new MonInUtils(_mockMonInClient.Object, _mockLogger.Object);
    }

    [Fact]
    public void PostMetrics_ShouldPostAverageAndStatusOk_WhenNoErrors() {
        string metricName = "TestMetric";
        double latency = 100;
        bool isArgumentError = false;
        bool isInternalError = false;

        _monInUtils.PostMetrics(metricName, latency, isArgumentError, isInternalError);

        _mockMonInClient.Verify(client => client.PostAverage(metricName + "Latency", latency), Times.Once);
        _mockMonInClient.Verify(client => client.PostStatus(metricName, StatusValue.Ok), Times.Once);
    }

    [Fact]
    public void PostMetrics_ShouldPostAverageAndStatusOk_WhenArgumentError() {
        string metricName = "TestMetric";
        double latency = 100;
        bool isArgumentError = true;
        bool isInternalError = false;

        _monInUtils.PostMetrics(metricName, latency, isArgumentError, isInternalError);

        _mockMonInClient.Verify(client => client.PostAverage(metricName + "Latency", latency), Times.Once);
        _mockMonInClient.Verify(client => client.PostStatus(metricName, StatusValue.Ok), Times.Once);
    }

    [Fact]
    public void PostMetrics_ShouldPostAverageAndStatusCritical_WhenInternalError() {
        string metricName = "TestMetric";
        double latency = 100;
        bool isArgumentError = false;
        bool isInternalError = true;

        _monInUtils.PostMetrics(metricName, latency, isArgumentError, isInternalError);

        _mockMonInClient.Verify(client => client.PostAverage(metricName + "Latency", latency), Times.Once);
        _mockMonInClient.Verify(client => client.PostStatus(metricName, StatusValue.Critical), Times.Once);
    }
}