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- using System.ComponentModel.DataAnnotations;
- namespace Domain.Entities.Stocks;
- /// <summary>
- /// SEIBro 파생결합증권 상환종목 (getRedIsinInfo) — 상환일별 상환종목·수량 (Wave 5). 자연키 UNIQUE (Isin, RedDt, DerisecExerTpcd).
- /// 상환일(RED_DT) × 종류(SECN_KACD{4101/4102/4301/4302}) 날짜 스윕으로 수집. 응답 필드는 Isin·DerisecExerTpcd·RedQty 3종.
- /// 응답에 없는 RedDt·SecnKacd 는 요청 파라미터를 배치가 스탬핑한다. 같은 상환일에 만기·조기(2/3) 두 건 가능하여 (Isin, RedDt, DerisecExerTpcd) 로 구분.
- /// </summary>
- public class DerivRedemption
- {
- [Key]
- public int ID { get; private set; }
- /// <summary>종목코드 (ISIN)</summary>
- public string Isin { get; private set; } = default!;
- /// <summary>파생증권권리행사구분코드 (DERISEC_EXER_TPCD) — 2만기상환 3조기상환</summary>
- public string DerisecExerTpcd { get; private set; } = default!;
- /// <summary>상환수량 (RED_QTY)</summary>
- public decimal? RedQty { get; private set; }
- /// <summary>상환일자 (RED_DT, 요청값 스탬핑)</summary>
- public DateOnly RedDt { get; private set; }
- /// <summary>종목종류코드 (SECN_KACD, 요청값 스탬핑) — 4101ELS 4102ELB 4301DLS 4302DLB</summary>
- public string SecnKacd { get; private set; } = default!;
- public DateTime UpdatedAt { get; private set; } = DateTime.UtcNow;
- private DerivRedemption() { }
- public static DerivRedemption Create(string isin, string derisecExerTpcd, decimal? redQty, DateOnly redDt, string secnKacd)
- {
- if (string.IsNullOrWhiteSpace(isin))
- {
- throw new ArgumentException("isin required", nameof(isin));
- }
- return new DerivRedemption
- {
- Isin = isin.Trim(),
- DerisecExerTpcd = derisecExerTpcd.Trim(),
- RedQty = redQty,
- RedDt = redDt,
- SecnKacd = secnKacd.Trim()
- };
- }
- /// <summary>재수집 반영 — 변경 필드가 있을 때만 UpdatedAt 갱신 (자연키 Isin/RedDt/DerisecExerTpcd 은 불변)</summary>
- public void Update(decimal? redQty, string secnKacd)
- {
- var changed = false;
- changed |= Set(redQty, RedQty, v => RedQty = v);
- changed |= Set(secnKacd.Trim(), SecnKacd, v => SecnKacd = v);
- if (changed)
- {
- UpdatedAt = DateTime.UtcNow;
- }
- }
- private static bool Set<T>(T incoming, T current, Action<T> assign)
- {
- if (EqualityComparer<T>.Default.Equals(incoming, current))
- {
- return false;
- }
- assign(incoming);
- return true;
- }
- }
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