using Data.SeaHavenIndustries;
using Data.SeaHavenIndustries.Enums;
using SeaHaven.Services.Helpers;

namespace SeaHavenIndustries.Tests;

public class WorkOrderBoardFieldMutationsTests
{
    [Fact]
    public void ApplyApptTime_EmptyValue_ClearsStartAndEnd_KeepsDates()
    {
        var appointmentDate = new DateTime(2026, 6, 25);
        var workOrder = new WorkOrder
        {
            ScheduledDate = appointmentDate,
            ScheduledStart = new DateTime(2026, 6, 25, 9, 0, 0),
            ScheduledEnd = new DateTime(2026, 6, 25, 11, 0, 0)
        };
        var dispatch = new Dispatch { Id = 10, ScheduledDate = appointmentDate };

        WorkOrderBoardFieldMutations.ApplyApptTime(workOrder, dispatch, "");

        Assert.Null(workOrder.ScheduledStart);
        Assert.Null(workOrder.ScheduledEnd);
        Assert.Equal(appointmentDate, workOrder.ScheduledDate);
        Assert.Equal(appointmentDate, dispatch.ScheduledDate);
    }

    [Fact]
    public void ApplyApptTime_StartOnly_LeavesEndNull()
    {
        var appointmentDate = new DateTime(2026, 6, 25);
        var workOrder = new WorkOrder { ScheduledDate = appointmentDate };
        var dispatch = new Dispatch { Id = 10, ScheduledDate = appointmentDate };

        WorkOrderBoardFieldMutations.ApplyApptTime(workOrder, dispatch, "09:00");

        Assert.Equal(new DateTime(2026, 6, 25, 9, 0, 0), workOrder.ScheduledStart);
        Assert.Null(workOrder.ScheduledEnd);
    }

    [Fact]
    public void ApplyApptTime_Range_SetsStartAndEnd()
    {
        var appointmentDate = new DateTime(2026, 6, 25);
        var workOrder = new WorkOrder { ScheduledDate = appointmentDate };
        var dispatch = new Dispatch { Id = 10, ScheduledDate = appointmentDate };

        WorkOrderBoardFieldMutations.ApplyApptTime(workOrder, dispatch, "09:00 – 11:00");

        Assert.Equal(new DateTime(2026, 6, 25, 9, 0, 0), workOrder.ScheduledStart);
        Assert.Equal(new DateTime(2026, 6, 25, 11, 0, 0), workOrder.ScheduledEnd);
    }

    [Fact]
    public void ApplyScheduledDate_IncompleteWithoutAssignee_PromotesToScheduled()
    {
        var workOrder = new WorkOrder { LifecycleStatus = LifecycleStatus.Incomplete };

        var changes = WorkOrderBoardFieldMutations.ApplyScheduledDate(
            workOrder,
            new DateTime(2026, 6, 25));

        Assert.Equal(LifecycleStatus.Scheduled, workOrder.LifecycleStatus);
        Assert.Contains(changes, c => c.Action == AuditActionType.StatusChanged);
    }

    [Fact]
    public void ApplyScheduledDate_ClearsScheduled_DemotesToPending()
    {
        var workOrder = new WorkOrder
        {
            LifecycleStatus = LifecycleStatus.Scheduled,
            ScheduledDate = new DateTime(2026, 6, 25)
        };

        var changes = WorkOrderBoardFieldMutations.ApplyScheduledDate(workOrder, parsed: null);

        Assert.Equal(LifecycleStatus.Pending, workOrder.LifecycleStatus);
        Assert.Contains(changes, c => c.Action == AuditActionType.StatusChanged
            && c.NewValue == LifecycleStatus.Pending.ToString());
    }
}