using Shouldly;
using Xunit;
using ZB.MOM.WW.OtOpcUa.Configuration.Entities;
using ZB.MOM.WW.OtOpcUa.Configuration.Enums;
using ZB.MOM.WW.OtOpcUa.Configuration.Validation;

namespace ZB.MOM.WW.OtOpcUa.Configuration.Tests;

/// <summary>
///     lmxopcua#899: <c>historianReadOnly</c> must be a JSON boolean. The runtime honours only a bool <c>true</c>, so a
///     string <c>"true"</c> would deploy as an OWNED tag whose foreign historian tag then gets provisioned (upserted)
///     and recorded into — the deploy gate refuses it instead.
/// </summary>
[Trait("Category", "Unit")]
public sealed class DraftValidatorHistorianReadOnlyTests
{
    private static DraftSnapshot Draft(params Tag[] tags) => new()
    {
        GenerationId = 1, ClusterId = "c",
        DriverInstances =
        [
            new DriverInstance
            {
                DriverInstanceId = "di", ClusterId = "c", Name = "mb", DriverType = "Modbus", DriverConfig = "{}",
            },
        ],
        Devices = [new Device { DeviceId = "dev", DriverInstanceId = "di", Name = "plc", DeviceConfig = "{}" }],
        Tags = tags,
    };

    private static Tag TagRow(string id, string tagConfig) => new()
    {
        TagId = id, DeviceId = "dev", Name = id, DataType = "Int32", AccessLevel = TagAccessLevel.Read, TagConfig = tagConfig,
    };

    [Theory]
    [InlineData("{\"isHistorized\":true,\"historianReadOnly\":\"true\"}")]
    [InlineData("{\"isHistorized\":true,\"historianReadOnly\":1}")]
    [InlineData("{\"historianReadOnly\":null}")]
    public void A_non_boolean_historianReadOnly_is_a_deploy_error(string tagConfig)
    {
        var errors = DraftValidator.Validate(Draft(TagRow("t-bad", tagConfig)));
        errors.ShouldContain(e => e.Code == "HistorianReadOnlyInvalid" && e.Context == "t-bad");
    }

    [Theory]
    [InlineData("{\"isHistorized\":true,\"historianTagname\":\"SysTimeSec\",\"historianReadOnly\":true}")]
    [InlineData("{\"isHistorized\":true,\"historianReadOnly\":false}")]
    [InlineData("{\"isHistorized\":true}")]
    public void A_boolean_or_absent_historianReadOnly_passes(string tagConfig)
    {
        var errors = DraftValidator.Validate(Draft(TagRow("t-ok", tagConfig)));
        errors.ShouldNotContain(e => e.Code == "HistorianReadOnlyInvalid");
    }
}