namespace Admin.NET.Plugin.AiDOP.Production;

/// <summary>
/// 产线节假日（HolidayMaster）
/// 路由前缀：/api/Production/holiday/...
/// </summary>
[ApiDescriptionSettings(Order = 269, Description = "产线节假日")]
[Route("api/Production")]
[AllowAnonymous]
[NonUnify]
public class HolidayMasterService : IDynamicApiController, ITransient
{
    private readonly ISqlSugarClient _db;
    private readonly UserManager _userManager;

    public HolidayMasterService(ISqlSugarClient db, UserManager userManager)
    {
        _db = db;
        _userManager = userManager;
    }

    [DisplayName("产线节假日列表")]
    [HttpGet("holiday/list")]
    public async Task<object> GetList([FromQuery] HolidayMasterListInput input)
    {
        var tenantId = _userManager.TenantId;
        var pars = new List<SugarParameter> { new("@TenantId", tenantId) };
        var where = "h.IsActive = 1 AND h.tenant_id = @TenantId";
        if (!string.IsNullOrWhiteSpace(input.HolidayType))
        {
            where += " AND h.Ufld1 = @Ufld1";
            pars.Add(new SugarParameter("@Ufld1", input.HolidayType.Trim()));
        }

        var orderClause = ResolveOrder(input.OrderBy, input.Sort);
        var offset = (input.Page - 1) * input.PageSize;

        var baseSql = $"""
            SELECT
                h.Dated AS Dated,
                h.Ufld1 AS Ufld1,
                h.Holiday AS Holiday,
                h.RecID AS Id,
                h.`Domain` AS Domain,
                h.Site AS Site
            FROM HolidayMaster h
            WHERE {where}
            """;

        var total = await _db.Ado.GetIntAsync($"SELECT COUNT(*) FROM ({baseSql}) AS t", pars);
        var list = await _db.Ado.SqlQueryAsync<HolidayListRow>(
            $"SELECT * FROM ({baseSql}) AS t ORDER BY {orderClause} LIMIT {input.PageSize} OFFSET {offset}", pars);

        return new { total, page = input.Page, pageSize = input.PageSize, list };
    }

    [DisplayName("产线节假日详情")]
    [HttpGet("holiday/{id:long}")]
    public async Task<object> GetDetail(long id)
    {
        var tenantId = _userManager.TenantId;
        var row = (await _db.Ado.SqlQueryAsync<HolidayDetailRow>(
            """
            SELECT RecID AS Id, Holiday, Dated, Ufld1, `Domain`, Site
            FROM HolidayMaster
            WHERE RecID = @Id AND tenant_id = @TenantId
            """,
            new List<SugarParameter> { new("@Id", id), new("@TenantId", tenantId) })).FirstOrDefault()
            ?? throw Oops.Oh("记录不存在");
        return row;
    }

    [DisplayName("保存产线节假日")]
    [HttpPost("holiday/save")]
    public async Task<object> Save([FromBody] HolidayMasterSaveInput input)
    {
        var tenantId = _userManager.TenantId;
        var account = Truncate8(_userManager.Account ?? "system");
        var now = DateTime.Now;
        var holiday = Truncate(input.Holiday.Trim(), 8);
        var ufld1 = Truncate(input.Ufld1.Trim(), 8);
        var domain = Truncate(input.Domain.Trim(), 8);
        var site = Truncate(input.Site.Trim(), 4);
        var dated = input.Dated ?? throw Oops.Oh("日期不能为空");

        if (input.Id is null or 0)
        {
            await _db.Ado.ExecuteCommandAsync(
                """
                INSERT INTO HolidayMaster (
                    Holiday, Dated, Ufld1, `Domain`, Site,
                    BusinessID, IsActive, IsConfirm, IsChanged,
                    CreateUser, CreateTime, UpdateUser, UpdateTime, tenant_id
                ) VALUES (
                    @Holiday, @Dated, @Ufld1, @Domain, @Site,
                    0, 1, 0, 0,
                    @User, @Now, @User, @Now, @TenantId
                )
                """,
                new List<SugarParameter>
                {
                    new("@Holiday", holiday),
                    new("@Dated", dated),
                    new("@Ufld1", ufld1),
                    new("@Domain", domain),
                    new("@Site", site),
                    new("@User", account),
                    new("@Now", now),
                    new("@TenantId", tenantId)
                });

            var newId = await _db.Ado.GetIntAsync("SELECT LAST_INSERT_ID()");
            return new { id = (long)newId, message = "新增成功" };
        }

        var n = await _db.Ado.ExecuteCommandAsync(
            """
            UPDATE HolidayMaster
            SET Holiday = @Holiday,
                Dated = @Dated,
                Ufld1 = @Ufld1,
                `Domain` = @Domain,
                Site = @Site,
                UpdateUser = @User,
                UpdateTime = @Now
            WHERE RecID = @Id AND tenant_id = @TenantId
            """,
            new List<SugarParameter>
            {
                new("@Id", input.Id!.Value),
                new("@Holiday", holiday),
                new("@Dated", dated),
                new("@Ufld1", ufld1),
                new("@Domain", domain),
                new("@Site", site),
                new("@User", account),
                new("@Now", now),
                new("@TenantId", tenantId)
            });
        if (n == 0)
            throw Oops.Oh("记录不存在或未变更");
        return new { id = input.Id, message = "保存成功" };
    }

    [DisplayName("删除产线节假日")]
    [HttpPost("holiday/delete/{id:long}")]
    public async Task<object> Delete(long id)
    {
        var tenantId = _userManager.TenantId;
        var n = await _db.Ado.ExecuteCommandAsync(
            "UPDATE HolidayMaster SET IsActive = 0, UpdateTime = @Now WHERE RecID = @Id AND tenant_id = @TenantId",
            new List<SugarParameter> { new("@Id", id), new("@Now", DateTime.Now), new("@TenantId", tenantId) });
        if (n == 0)
            throw Oops.Oh("记录不存在");
        return new { message = "已删除" };
    }

    private static string Truncate(string s, int maxLen) =>
        s.Length <= maxLen ? s : s[..maxLen];

    private static string Truncate8(string s) => Truncate(s, 8);

    private static string ResolveOrder(string? orderBy, string? sort)
    {
        var desc = string.Equals(sort?.Trim(), "desc", StringComparison.OrdinalIgnoreCase);
        var dir = desc ? "DESC" : "ASC";
        var key = orderBy?.Trim().ToLowerInvariant();
        var col = key switch
        {
            "holiday" => "t.Holiday",
            "dated" => "t.Dated",
            "ufld1" => "t.Ufld1",
            _ => "t.Dated"
        };
        return $"{col} {dir}, t.Id";
    }

    private sealed class HolidayListRow
    {
        public DateTime? Dated { get; set; }
        public string? Ufld1 { get; set; }
        public string? Holiday { get; set; }
        public long Id { get; set; }
        public string? Domain { get; set; }
        public string? Site { get; set; }
    }

    private sealed class HolidayDetailRow
    {
        public long Id { get; set; }
        public string? Holiday { get; set; }
        public DateTime? Dated { get; set; }
        public string? Ufld1 { get; set; }
        public string? Domain { get; set; }
        public string? Site { get; set; }
    }
}