using Data.SeaHavenIndustries;
using Data.SeaHavenIndustries.Enums;
using Microsoft.EntityFrameworkCore;
using SeaHaven.DataServices.Implementation;
using SeaHaven.DataServices.Interfaces;
using SeaHaven.Services.DTOs;
using SeaHaven.Services.Implementation;

namespace SeaHavenIndustries.Tests;

public class WorkOrderBoardDataServiceTests
{
    private static ApplicationDbContext CreateContext()
    {
        var options = new DbContextOptionsBuilder<ApplicationDbContext>()
            .UseInMemoryDatabase(Guid.NewGuid().ToString())
            .Options;
        return new ApplicationDbContext(options);
    }

    [Fact]
    public async Task GetBoardRows_ReturnsScheduledInWeekAndUnscheduled()
    {
        await using var context = CreateContext();
        var weekStart = new DateOnly(2026, 6, 22);

        context.Vendors.Add(new Vendor { Id = 1, CompanyName = "Acme HVAC", ContactName = "Tech", Phone = "555-0100" });
        context.Dispatches.Add(new Dispatch
        {
            Id = 10,
            VendorId = 1,
            ScheduledDate = new DateTime(2026, 6, 24, 8, 0, 0)
        });

        context.workOrders.AddRange(
            new WorkOrder
            {
                Id = 1,
                InternalWONumber = "10000000001",
                ScheduledDate = new DateTime(2026, 6, 23),
                LifecycleStatus = LifecycleStatus.Scheduled,
                PrimaryDispatchId = 10,
                SiteCode = "BK5"
            },
            new WorkOrder
            {
                Id = 2,
                InternalWONumber = "10000000002",
                ScheduledDate = null,
                LifecycleStatus = LifecycleStatus.Incomplete,
                SiteCode = "BK6"
            },
            new WorkOrder
            {
                Id = 3,
                InternalWONumber = "10000000003",
                ScheduledDate = new DateTime(2026, 7, 1),
                LifecycleStatus = LifecycleStatus.Scheduled
            });

        await context.SaveChangesAsync();

        var service = new WorkOrderBoardDataService(context);
        var result = await service.GetBoardRowsAsync(new WorkOrderBoardQuery(
            weekStart,
            weekStart.AddDays(4),
            null,
            false,
            null,
            false,
            null,
            null));

        Assert.Single(result.ScheduledRows);
        Assert.Equal(1, result.ScheduledRows[0].Id);
        Assert.Equal("Acme HVAC", result.ScheduledRows[0].VendorName);
        Assert.Single(result.UnscheduledRows);
        Assert.Equal(2, result.UnscheduledRows[0].Id);
        Assert.Equal(1, result.ScheduledTotalBeforeSearch);
    }

    [Fact]
    public async Task GetBoardRows_FiltersByDispatcher()
    {
        await using var context = CreateContext();
        var weekStart = new DateOnly(2026, 6, 22);

        context.workOrders.AddRange(
            new WorkOrder
            {
                Id = 1,
                AssignTo = "user-a",
                ScheduledDate = new DateTime(2026, 6, 23),
                LifecycleStatus = LifecycleStatus.Scheduled
            },
            new WorkOrder
            {
                Id = 2,
                AssignTo = "user-b",
                ScheduledDate = new DateTime(2026, 6, 24),
                LifecycleStatus = LifecycleStatus.Scheduled
            });

        await context.SaveChangesAsync();

        var service = new WorkOrderBoardDataService(context);
        var result = await service.GetBoardRowsAsync(new WorkOrderBoardQuery(
            weekStart,
            weekStart.AddDays(4),
            new[] { "user-a" },
            false,
            null,
            false,
            null,
            null));

        Assert.Single(result.ScheduledRows);
        Assert.Equal("user-a", result.ScheduledRows[0].AssignTo);
    }

    [Fact]
    public async Task GetBoardRows_MyWorkOrders_FiltersCurrentUser()
    {
        await using var context = CreateContext();
        var weekStart = new DateOnly(2026, 6, 22);

        context.workOrders.AddRange(
            new WorkOrder
            {
                Id = 1,
                AssignTo = "me",
                ScheduledDate = new DateTime(2026, 6, 23),
                LifecycleStatus = LifecycleStatus.Scheduled
            },
            new WorkOrder
            {
                Id = 2,
                AssignTo = "other",
                ScheduledDate = new DateTime(2026, 6, 23),
                LifecycleStatus = LifecycleStatus.Scheduled
            });

        await context.SaveChangesAsync();

        var service = new WorkOrderBoardDataService(context);
        var result = await service.GetBoardRowsAsync(new WorkOrderBoardQuery(
            weekStart,
            weekStart.AddDays(4),
            null,
            true,
            null,
            false,
            null,
            "me"));

        Assert.Single(result.ScheduledRows);
        Assert.Equal(1, result.ScheduledRows[0].Id);
    }
}

public class WorkOrderBoardServiceTests
{
    private static ApplicationDbContext CreateContext()
    {
        var options = new DbContextOptionsBuilder<ApplicationDbContext>()
            .UseInMemoryDatabase(Guid.NewGuid().ToString())
            .Options;
        return new ApplicationDbContext(options);
    }

    [Fact]
    public async Task GetBoardAsync_ComputesCountsAndPastDue()
    {
        await using var context = CreateContext();
        var weekStart = new DateOnly(2026, 6, 22);

        context.workOrders.Add(new WorkOrder
        {
            Id = 1,
            InternalWONumber = "10000000001",
            ScheduledDate = new DateTime(2026, 6, 24, 12, 0, 0, DateTimeKind.Utc),
            LifecycleStatus = LifecycleStatus.Scheduled
        });

        await context.SaveChangesAsync();

        var dataService = new WorkOrderBoardDataService(context);
        var boardService = new WorkOrderBoardService(dataService);

        var response = await boardService.GetBoardAsync(new WorkOrderBoardQueryDto
        {
            WeekStart = weekStart
        }, null);

        Assert.Equal(1, response.Counts.Total);
        Assert.Single(response.Scheduled);
        Assert.True(response.Scheduled[0].IsPastDue);
        Assert.Equal("wednesday", response.Scheduled[0].DayGroup);
    }

    [Fact]
    public async Task GetBoardAsync_InvalidWeekWindow_Throws()
    {
        await using var context = CreateContext();
        var boardService = new WorkOrderBoardService(new WorkOrderBoardDataService(context));

        await Assert.ThrowsAsync<ArgumentException>(() => boardService.GetBoardAsync(new WorkOrderBoardQueryDto
        {
            WeekStart = new DateOnly(2026, 6, 22),
            WeekEnd = new DateOnly(2026, 6, 15)
        }, null));
    }
}