feat(B09): 단가산출근거 · 목록표 — 승격 줄 · 옛 SP → 산근 블록 · B09 굳힌 단가 · 엑셀 끝수(145-1)

연결된 사본 일위대가 로직 줄 중 승격 + 옛 SP 참조 줄 · 같은 로직 + 같은 입력값 = 산근 하나 · 서버 단독 풀이 ·
대가 · 내역서가 읽는 길 sangeun_key · price_of · Linked.used_keys 빈 입력 = 자동값.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SE9MxeXTu2uaDZ55BJowAY

B09_Estimation/B09_Estimation_Linked.py

@@ -12,6 +12,7 @@ from __future__ import annotations
 from pathlib import Path
 from typing import Any
 
+from M01_MasterData import M01_MasterData_Store as m01
 from M02_MasterTemplete import M02_Item_Prices as item_prices
 from M02_MasterTemplete.M02_Item_Snapshot import (
     PICKS_FILE,
@@ -50,7 +51,11 @@ def used_keys(folder: Path) -> list[str]:
         if not key:
             continue
         given = {name: (one or {}).get("값") for name, one in (values.get(key) or {}).items()}
+        given = {k: v for k, v in given.items() if v not in (None, "")}
         try:
+            # 빈 입력 = 자동값(142-1 · 145-1 산근 풀이와 같음) — 안 채우면 그 로직 자원을 못 모음
+            auto = m01.mau.values(snapshot, snapshot.logic(key))
+            given = {**{k: v for k, v in auto.items() if v is not None}, **m01._dec(given)}
             with mf.mp.choosing((picks or {}).get(key)):
                 mf.run(snapshot, key, given)
         except (mf.FormulaError, ArithmeticError, KeyError, TypeError, ValueError):

B09_Estimation/B09_Estimation_Router.py

@@ -9,7 +9,8 @@
 
 저장 자리 = 프로젝트 안 `B09_Estimation/v1/`(`B09_Estimation_Store`) ·
 단가 = `B09_Estimation_Prices` ·
-수요 = `B09_Estimation_Linked`(연결된 사본) · 셈 = `B09_Estimation_Calc_*`(화면 짝과 같은 식).
+수요 = `B09_Estimation_Linked`(연결된 사본) · 셈 = `B09_Estimation_Calc_*`(화면 짝과 같은 식) ·
+산근 = `B09_Estimation_Sangeun`(서버 단독 · 145-1 · 화면은 받은 그대로).
 """
 
 from __future__ import annotations
@@ -24,6 +25,7 @@ from fastapi import APIRouter, Body
 from B08_Quantity.B08_Quantity_Router_Hydro import _project_root
 from B08_Quantity.B08_Quantity_Router_Material import material_sheets
 from B09_Estimation import B09_Estimation_Prices as prices
+from B09_Estimation import B09_Estimation_Sangeun as sangeun
 from B09_Estimation import B09_Estimation_Store as store
 from B09_Estimation.B09_Estimation_Calc_Base import compute_base
 from B09_Estimation.B09_Estimation_Linked import linked_resource_keys
@@ -53,11 +55,14 @@ async def payload(project_id: UUID, root: Path) -> dict[str, Any]:
     book = await asyncio.to_thread(store.read_book, root)
     inputs = await asyncio.to_thread(prices.build_inputs, book, keys, b08["materials"])
     user = await asyncio.to_thread(store.read_user, root)
+    sheets = compute_base(inputs, user)
+    sheets.update(await asyncio.to_thread(sangeun.build, root, sheets))  # 145-1 — 굳힌 단가로 풀이
+    sheets["gaps"] = [*sheets["gaps"], *sheets["sg_gaps"]]
     return {
         "inputs": inputs,
         "user": user,
         "book": {"made": book.get("made")} if book else None,
-        "sheets": compute_base(inputs, user),
+        "sheets": sheets,
         "notes": notes,
     }
 

B09_Estimation/B09_Estimation_Sangeun.py

@@ -0,0 +1,377 @@
+"""B09 단가산출근거 · 단가산출근거목록표(PLAN 145-1) — 서버 단독(③ · 화면 짝 없음 · 저장 안 함).
+
+산근 호표 = 연결된 사본(`linked_snapshots` · 143-1)의 일위대가 로직 줄 중
+    `승격: true` 인 줄(134-1 · 입력값 = 사본 `입력값.json` · 빈 입력 = 자동값) +
+    옛 단가승격 참조 줄(134-2 ③ 로 남은 SP · 입력값 = 굳힌 `참조사본`)
+    같은 로직 + 같은 입력값(+ 켜쌓기율 · 고른 자재) = 산근 하나(`sangeun_key`) ·
+    번호 = 첫 등장 차례 ·
+    로직 줄이 부르는 다른 돈 로직(기계경비 밖) = 하위 산근(그 산근도 목록에 · 산근 → 산근).
+풀이 = 로직 호표 줄을 사본 단가 묶음(`단가.json`)으로 펼쳐 수량 · 자원 키만 얻고
+    (M01 엔진 식 그대로) ·
+    단가 = B09 프로젝트 한 벌 굳힌 단가(144 · `compute_base` 표) — 노무 = 노무비목록표 ·
+    중기 = 중기목록표 노 · 재 · 경 · 재료 = 자재단가대비표 적용 단가 ·
+    % 줄(덧줄) = 엔진 식에 B09 비목 합.
+끝수 = 엑셀 자리 — 수량 = 결과단위 1 단위(÷ 배) ·
+    작업량 Q(중간 이름 Q · Q1 …) = ROUND(식, 2) 뒤 쓰임 ·
+    줄 금액 = ROUNDDOWN(단가 × 수량, 1) 비목마다 · 총계 = 비목마다 ROUNDDOWN(Σ, 0) · 합계 = 셋 합.
+빈칸 규칙 = 단가 · 수량을 낸 원천이 없으면 그 칸 · 그 비목 총계 None(0 을 채우지 않음)
+    + 「연결 없음」.
+조합 밖 토공 · 운반 · 사토 산근 · 준비공 = 원천 없음(만들지 않음 · 목록 안내 한 줄).
+대가(145-2) · 내역서(145-3)가 읽는 길 = `sangeun_key` + `price_of`.
+"""
+
+from __future__ import annotations
+
+import hashlib
+import json
+import re
+from decimal import Decimal
+from pathlib import Path
+from typing import Any
+
+from B09_Estimation.B09_Estimation_Calc_Base import gap, num, round_half, rounddown, total
+from M01_MasterData import M01_MasterData_Store as m01
+from M01_MasterData import M01_MasterData_Store_Combo as combo_store
+from M02_MasterTemplete import M02_Item_Prices as item_prices
+from M02_MasterTemplete.M02_Item_Snapshot import (
+    PICKS_FILE,
+    VALUES_FILE,
+    linked_snapshots,
+    structures_dir,
+)
+from M02_MasterTemplete.M02_Item_Source import LABOR_FILE, PRICE_FILE, read_json
+
+mf = item_prices.mf
+PARTS = ("labor", "material", "expense")
+COST_PART = {"노무비": "labor", "재료비": "material", "경비": "expense"}
+DEPTH = 4  # 하위 산근 깊이 상한
+_Q = re.compile(r"Q\d*")  # 작업량 중간값 이름(산림품셈 09장 토공 · 07장 집재 …)
+NO_SOURCE = "조합 밖 토공 · 운반 · 사토 산근 · 준비공 = 원천 없음(연결 없음 · 만들지 않음)"
+EMPTY = "연결된 구조물 조합 사본에 단가승격 줄 없음 — 연결 없음"
+
+
+# ── 산근 정체 ─────────────────────────────────────────────────────────
+def _clean_given(given: Any) -> dict[str, Any]:
+    return {
+        str(k): v for k, v in sorted((given or {}).items()) if v not in (None, "") and k != "줄"
+    }
+
+
+def sangeun_key(code: str, given: Any = None, rate: Any = None, picks: Any = None) -> str:
+    """산근 이름표 — 같은 로직 + 같은 입력값(+ 켜쌓기율 · 고른 자재)이면 같은 글.
+    145-2 대가 · 145-3 내역서가 승격 줄에서 이 글을 만들어 `price_of` 로 단가를 읽음."""
+    body = {
+        "입력값": _clean_given(given),
+        "율": None if rate in (None, 100) else float(rate),
+        "고름": {str(k): v for k, v in sorted((picks or {}).items())},
+    }
+    text = json.dumps(body, ensure_ascii=False, sort_keys=True, default=str)
+    return f"SG:{code}:{hashlib.sha1(text.encode('utf-8')).hexdigest()[:10]}"
+
+
+def price_of(sheets: dict[str, Any], key: str) -> dict[str, Any] | None:
+    """산근 한 줄 단가 `{no, labor, material, expense, sum}`(1 단위 · 빈칸 = None) — 없으면 None."""
+    for row in sheets.get("sg_list") or []:
+        if row["key"] == key:
+            return {k: row[k] for k in ("no", *PARTS, "sum")}
+    return None
+
+
+def _values(values: dict[str, Any], code: str) -> dict[str, Any]:
+    return {name: (one or {}).get("값") for name, one in (values.get(code) or {}).items()}
+
+
+def rows_of(folder: Path) -> list[dict[str, Any]]:
+    """사본 하나의 산근 원천 줄 — 승격 로직 줄 · 옛 SP 참조 줄(차례대로)."""
+    from M02_MasterTemplete import M02_Labor_Ref as refs
+
+    labor = read_json(folder / LABOR_FILE)
+    if not isinstance(labor, dict):
+        return []
+    values = read_json(folder / VALUES_FILE) or {}
+    picks = read_json(folder / PICKS_FILE) or {}
+    copies = labor.get("참조사본") or {}
+    out = []
+    for one in (labor.get("줄") or {}).get("담은로직") or []:
+        if not isinstance(one, dict):
+            continue
+        ref = one.get("참조")
+        if one.get("승격") is True and one.get("로직"):
+            code = str(one["로직"])
+            got = {
+                "code": code,
+                "given": _values(values, code),
+                "rate": one.get("켜쌓기율"),
+                "picks": picks.get(code) or one.get("고름"),
+            }
+        elif isinstance(ref, dict) and refs.kind_of(ref.get("키")) == "promote":
+            line = ((copies.get(refs.ref_id(ref)) or {}).get("담은로직") or [None])[0]
+            if not isinstance(line, dict) or not line.get("로직"):
+                continue
+            got = {
+                "code": str(line["로직"]),
+                "given": line.get("입력값") or {},
+                "rate": line.get("켜쌓기율"),
+                "picks": line.get("고름"),
+            }
+        else:
+            continue
+        out.append({**got, "given": _clean_given(got["given"])})
+    return out
+
+
+# ── 풀이 ──────────────────────────────────────────────────────────────
+class _Prices:
+    """B09 표 단가 — 노무 · 중기(노 · 재 · 경) · 자재 적용 단가(키 → 값)."""
+
+    def __init__(self, sheets: dict[str, Any]) -> None:
+        self.labor = {r["key"]: num(r.get("price")) for r in sheets.get("labor") or []}
+        self.machine = {r["key"]: r for r in sheets.get("machine") or []}
+        self.material = {r["key"]: num(r.get("applied")) for r in sheets.get("compare") or []}
+
+
+def _unit(code: str) -> tuple[str, Decimal]:
+    """결과단위 1 단위 — (단위, 배)(「원/10㎡」 = ㎡ · 10)."""
+    pill = (combo_store.combo_pills({"담은로직": [{"로직": code}]})["물량"] or [{}])[0]
+    return str(pill.get("단위") or ""), Decimal(str(pill.get("배") or 1))
+
+
+def _env(whole: Any, row: dict, given: dict) -> dict:
+    """입력(빈 입력 = 자동값) + 중간값 · 작업량 Q = ROUND(식, 2)(엑셀 자리)."""
+    auto = {k: v for k, v in m01.mau.values(whole, row).items() if v is not None}
+    env = mf._inputs(row, {**auto, **m01._dec(given or {})})
+    for step in row.get("중간", []):
+        try:
+            value = mf.evaluate(mf.parse(step["식"]), env, whole, 0)
+        except mf.EmptyInput as e:
+            env[step["이름"]] = mf.Blank(str(e))
+            continue
+        if _Q.fullmatch(step["이름"]) and isinstance(value, (Decimal, int, float)):
+            value = Decimal(str(round_half(float(value), 2)))
+        env[step["이름"]] = value
+    return env
+
+
+def _captured(whole: Any, node: Any, env: dict) -> list[str]:
+    """식을 돌리며 부른 기계 키(EQ) — 기계경비 로직 줄의 기계."""
+    seen: list[str] = []
+    base = whole.get
+
+    def get(ref: str) -> dict[str, Any]:
+        row = base(ref)
+        key = str(row.get("키") or "")
+        if key.startswith("EQ") and key not in seen:
+            seen.append(key)
+        return row
+
+    whole.get = get
+    try:
+        mf.evaluate(node, env, whole, 1)
+    except (mf.FormulaError, ArithmeticError, KeyError, TypeError, ValueError):
+        pass  # 기계 단가를 못 셈 — 키만 있으면 됨(단가는 B09 중기목록표)
+    finally:
+        whole.get = base
+    return seen
+
+
+def _money(price: float | None, qty: float | None) -> float | None:
+    """줄 금액 = ROUNDDOWN(단가 × 수량, 1)(엑셀 자리)."""
+    return None if price is None or qty is None else rounddown(price * qty, 1)
+
+
+def block_totals(lines: list[dict[str, Any]]) -> dict[str, float | None]:
+    """총계 — 비목마다 ROUNDDOWN(Σ 줄 금액, 0) · 합계 = 셋 합 · 빈칸 하나면 그 비목 · 합계 빈칸."""
+    out: dict[str, float | None] = {}
+    for part in PARTS:
+        s = total([ln[part] for ln in lines])
+        out[part] = None if s is None else rounddown(s, 0)
+    return {**out, "sum": total([out[p] for p in PARTS])}
+
+
+class Solver:
+    """한 번 셈 — 산근 블록을 첫 등장 차례로 모음(하위 산근 포함)."""
+
+    def __init__(self, sheets: dict[str, Any]) -> None:
+        self.prices = _Prices(sheets)
+        self.blocks: dict[str, dict[str, Any]] = {}
+
+    def add(
+        self, whole: Any, src: dict[str, Any], owner: str | None, depth: int = 0
+    ) -> dict[str, Any]:
+        key = sangeun_key(src["code"], src["given"], src.get("rate"), src.get("picks"))
+        if key not in self.blocks:
+            self.blocks[key] = {"key": key, "no": len(self.blocks) + 1, "uses": []}  # 자리 먼저
+            self.blocks[key].update(self._solve(whole, src, depth))
+        if owner and owner not in self.blocks[key]["uses"]:
+            self.blocks[key]["uses"].append(owner)
+        return self.blocks[key]
+
+    def _solve(self, whole: Any, src: dict[str, Any], depth: int) -> dict[str, Any]:
+        code = src["code"]
+        try:
+            row = whole.logic(code)
+        except mf.FormulaError as e:
+            return self._stop(code, code, f"로직 없음 — {e}")
+        name = str(row.get("이름") or code)
+        if isinstance(row.get("흐름"), dict) or "결과" in row:
+            return self._stop(code, name, "돈 로직 아님(흐름 · 결과 로직) — 산근 풀이 꼴 없음")
+        unit, times = _unit(code)
+        rate = Decimal(str(src["rate"])) / 100 if src.get("rate") not in (None, 100) else None
+        lines: list[dict[str, Any]] = []
+        try:
+            env = _env(whole, row, src["given"])
+            with mf.mp.choosing(src.get("picks")):
+                for n, item in enumerate(row.get("호표", [])):
+                    lines.append(self._line(whole, item, n, env, times, rate, depth))
+                self._extras(whole, row, env, lines)
+        except (mf.FormulaError, ArithmeticError, KeyError, TypeError, ValueError) as e:
+            return self._stop(code, name, str(e) or type(e).__name__)
+        sums = block_totals(lines)
+        why = next((ln["why"] for ln in lines if ln.get("why")), None)
+        return {
+            "logic": code,
+            "name": name,
+            "spec": ", ".join(f"{k}={v}" for k, v in src["given"].items()),
+            "unit": unit,
+            "source": row.get("출처") or "",
+            "lines": lines,
+            **sums,
+            "why": why,
+        }
+
+    @staticmethod
+    def _stop(code: str, name: str, why: str) -> dict[str, Any]:
+        return {"logic": code, "name": name, "spec": "", "unit": "", "source": "", "lines": [],
+                **dict.fromkeys(PARTS), "sum": None, "why": why}  # fmt: skip
+
+    def _blank(self, item: dict, why: str) -> dict[str, Any]:
+        part = COST_PART.get(item.get("비목"), "material")
+        return {"kind": "blank", "name": item.get("이름", ""), "spec": "", "qty": None,
+                "unit": item.get("단위", ""), "ref": None, "price": {},
+                **{p: (None if p == part else 0.0) for p in PARTS}, "why": why}  # fmt: skip
+
+    def _line(self, whole, item, n, env, times, rate, depth) -> dict[str, Any]:
+        try:
+            raw = mf.evaluate(mf.parse(item["수량"]), env, whole, 0)
+        except mf.EmptyInput as e:
+            return self._blank(item, str(e))
+        qty = Decimal(str(raw)) / times * (rate or 1)
+        q = float(qty)
+        base = {"name": item.get("이름", ""), "spec": "", "qty": q, "unit": item.get("단위", "")}
+        zero = dict.fromkeys(PARTS, 0.0)
+        kind = item.get("종류")
+        if kind == "로직":
+            return self._logic_line(whole, item, env, q, base, zero, depth)
+        if kind == "인력":
+            key = mf.fill(item["요소"], env) if isinstance(item["요소"], str) else ""
+            price = self.prices.labor.get(key)
+            why = None if price is not None else f"노무비목록표에 없음 「{key}」"
+            return {**base, **zero, "kind": "labor", "ref": {"tab": "labor", "key": key},
+                    "price": {"labor": price}, "labor": _money(price, q), "why": why}  # fmt: skip
+        ref = (
+            {k: mf.fill(v, env) if isinstance(v, str) else v for k, v in item["요소"].items()}
+            if isinstance(item["요소"], dict)
+            else mf.fill(item["요소"], env)
+        )
+        _price, source, _why, extra = mf.mp.priced(whole, item, ref, env, n)
+        goods = (extra or {}).get("품목") or {}
+        key = str(
+            goods.get("키") or (source or "").split(".")[0] or (ref if isinstance(ref, str) else "")
+        )
+        part = COST_PART.get(item.get("비목"), "material")
+        price = self.prices.material.get(key)
+        if q == 0:
+            price = price if price is not None else 0.0  # 안 쓰는 재료 줄 — 금액 0
+        why = None if price is not None else f"자재단가대비표에 없음 「{key}」"
+        spec = goods.get("규격") or ""
+        ref = {"tab": "compare", "key": key}
+        return {**base, **zero, "spec": spec, "kind": "material", "ref": ref,
+                "price": {part: price}, part: _money(price, q), "why": why}  # fmt: skip
+
+    def _logic_line(self, whole, item, env, q, base, zero, depth) -> dict[str, Any]:
+        node = mf.parse(item["요소"])
+        called = node[1] if node and node[0] == "logic" else None
+        try:
+            target = whole.logic(called) if called else None
+        except mf.FormulaError:
+            target = None
+        if target and any(s.get("이름") == "기계" for s in target.get("입력", [])):
+            keys = _captured(whole, node, env)
+            m = self.prices.machine.get(keys[0]) if keys else None
+            price = {p: num((m or {}).get(p)) for p in PARTS}
+            why = None if m else f"중기목록표에 없음 「{keys[0] if keys else item.get('이름')}」"
+            amounts = {p: _money(price[p], q) if m else None for p in PARTS}
+            ref = {"tab": "machine", "key": keys[0] if keys else ""}
+            return {**base, "kind": "machine", "ref": ref,
+                    "price": price, **amounts, "why": why}  # fmt: skip
+        if not target or depth >= DEPTH:
+            return {**self._blank(item, "하위 로직을 못 펼침"), **base}
+        given = {name: mf.evaluate(expr, env, whole, 1) for name, expr in node[2]}
+        sub = self.add(whole, {"code": called, "given": _clean_given(given)}, None, depth + 1)
+        price = {p: sub.get(p) for p in PARTS}
+        why = None if sub.get("sum") is not None else f"하위 산근 {sub['no']} 빈칸"
+        return {**base, "kind": "sangeun", "ref": {"tab": "sg", "key": sub["key"]},
+                "price": price, **{p: _money(price[p], q) for p in PARTS}, "why": why}  # fmt: skip
+
+    def _extras(self, whole, row, env, lines) -> None:
+        """% 줄(덧줄) — 엔진 식 그대로 · 밑수 = 그때까지 B09 비목 합 · 줄 금액 = 이름별."""
+        for extra in row.get("덧줄", []):
+            sums = {name: total([ln[p] for ln in lines]) for name, p in COST_PART.items()}
+            part = COST_PART.get(extra.get("비목"), "material")
+            line = {"kind": "extra", "name": extra["이름"], "spec": extra["식"], "qty": 1.0,
+                    "unit": "식", "ref": None, **dict.fromkeys(PARTS, 0.0)}  # fmt: skip
+            if any(v is None for v in sums.values()):
+                lines.append({**line, part: None, "price": {}, "why": "밑수 빈칸"})
+                continue
+            env.update({k: Decimal(str(v)) for k, v in sums.items()})
+            env["줄"] = {
+                ln["name"]: Decimal(str(sum(ln[p] or 0 for p in PARTS)))
+                for ln in lines
+                if ln["name"]
+            }
+            try:
+                value = float(mf.evaluate(mf.parse(extra["식"]), env, whole, 0))
+            except (mf.FormulaError, ArithmeticError, TypeError, ValueError) as e:
+                lines.append({**line, part: None, "price": {}, "why": str(e)})
+                continue
+            lines.append({**line, "price": {part: value}, part: rounddown(value, 1), "why": None})
+
+
+# ── 모음 ──────────────────────────────────────────────────────────────
+def collect(entries: list[tuple[str, Path]], sheets: dict[str, Any]) -> dict[str, Any]:
+    """`entries` = [(구조물 id, 사본 폴더)] → 블록 · 목록 · 「연결 없음」."""
+    solver = Solver(sheets)
+    for owner, folder in entries:
+        rows = rows_of(folder)
+        if not rows:
+            continue
+        whole = item_prices.load_prices(read_json(folder / PRICE_FILE) or {})
+        for src in rows:
+            solver.add(whole, src, owner)
+    blocks = sorted(solver.blocks.values(), key=lambda b: b["no"])
+    listing = [
+        {k: b[k] for k in ("no", "key", "logic", "name", "spec", "unit", "sum", *PARTS, "uses")}
+        for b in blocks
+    ]
+    gaps = [
+        gap("sg", b["key"], f"산근 {b['no']} {b['name']}", b["why"] or "단가 빈칸")
+        for b in blocks
+        if b["sum"] is None
+    ]
+    return {
+        "sg": blocks,
+        "sg_list": listing,
+        "sg_gaps": gaps,
+        "sg_notes": [NO_SOURCE] + ([] if blocks else [EMPTY]),
+    }
+
+
+def build(project_root: str | Path, sheets: dict[str, Any]) -> dict[str, Any]:
+    """연결된 사본 전부(구조물 id 차례)의 산근."""
+    base = structures_dir(project_root)
+    entries = [
+        (owner, base / linked["폴더"])
+        for owner, linked in sorted(linked_snapshots(project_root).items())
+        if "일위대가" in linked.get("부분", [])
+    ]
+    return collect(entries, sheets)

B09_Estimation/B09_Estimation_UI_Shell.ts

@@ -43,6 +43,7 @@ import {
   buildMachineBlocks,
   buildMaterial,
 } from "./B09_Estimation_UI_Tabs_Base";
+import { buildSg, buildSgList } from "./B09_Estimation_UI_Tabs_Sangeun";
 
 function L(key: keyof typeof ui_locales): string {
   return ui_locales[key][currentLanguageIndex];
@@ -51,8 +52,6 @@ function L(key: keyof typeof ui_locales): string {
 const LATER: Record<string, string> = {
   dg_list: "일위대가목록표 — 145-2(다른 창)가 들어오면 생김",
   dg: "일위대가표 — 145-2(다른 창)가 들어오면 생김",
-  sg_list: "단가산출근거목록표 — 145-1(다른 창)가 들어오면 생김",
-  sg: "단가산출근거 — 145-1(다른 창)가 들어오면 생김",
 };
 
 const BUILDERS: Partial<Record<TabId, TabBuild>> = {
@@ -64,6 +63,8 @@ const BUILDERS: Partial<Record<TabId, TabBuild>> = {
   labor: buildLabor,
   expense: buildExpense,
   compare: buildCompare,
+  sg_list: buildSgList,
+  sg: buildSg,
 };
 
 async function request<T>(path: string, init: RequestInit = {}): Promise<T> {
@@ -87,9 +88,15 @@ function note(textValue: string): HTMLElement {
   return p;
 }
 
-/** 브라우저 셈 — 서버 짝과 같은 식(조작 중) */
+/** 산근(145-1) = 서버 단독 — 받은 그대로 두는 칸 */
+const SERVER_ONLY = ["sg", "sg_list", "sg_gaps", "sg_notes"] as const;
+
+/** 브라우저 셈 — 서버 짝과 같은 식(조작 중) · 산근은 서버 답 그대로(+ 「연결 없음」) */
 export function computeSheets(payload: Row, user: Row): Row {
-  return computeBase(payload.inputs, user);
+  const base = computeBase(payload.inputs, user);
+  const server: Row = payload.sheets || {};
+  const kept = Object.fromEntries(SERVER_ONLY.map((k) => [k, server[k] ?? []]));
+  return { ...base, ...kept, gaps: [...base.gaps, ...(server.sg_gaps || [])] };
 }
 
 export function renderB09Estimation(root: HTMLElement): void {

B09_Estimation/B09_Estimation_UI_Tabs_Sangeun.ts

@@ -0,0 +1,141 @@
+/* =============================================================================
+ * B09_Estimation_UI_Tabs_Sangeun.ts
+ * B09 단가산출근거 · 단가산출근거목록표 탭(PLAN 145-1) — 값 = 서버 `B09_Estimation_Sangeun`
+ * (서버 단독 · 이 탭엔 조작 없음 · [저장] · [단가 갱신] 때 서버가 다시 셈).
+ *
+ *   목록표 = 산근 호표 한 줄(합계 · 노무비 · 재료비 · 경비 · 1 단위) · 줄 누름 = 그 블록
+ *   풀이표 = 블록 머리(제 n 호표) · 줄(노무 · 중기 노 · 재 · 경 · 자재 · 하위 산근 · % 줄) · 총계
+ *            줄 누름 = 단가를 낸 탭 · 줄(노무비목록표 · 중기목록표 · 자재단가대비표 · 하위 산근)
+ * ========================================================================== */
+
+import type { DataRow } from "@ui/ui_template_data_table";
+import type { Row } from "./B09_Estimation_Calc_Base";
+import {
+  money,
+  qty,
+  text,
+  type Link,
+  type TabBuild,
+  type TabId,
+  type TabTable,
+} from "./B09_Estimation_UI_Tabs";
+
+const PART_NAME: Record<string, string> = {
+  labor: "노무비",
+  material: "재료비",
+  expense: "경  비",
+};
+const PARTS = ["labor", "material", "expense"] as const;
+
+const notes = (sheets: Row): string =>
+  ((sheets.sg_notes as string[]) || []).map((n) => ` · ${n}`).join("");
+
+export const buildSgList: TabBuild = ({ sheets }): TabTable => {
+  const rows: DataRow[] = ((sheets.sg_list as Row[]) || []).map((r) => ({
+    ...r,
+    note: `쓰는 구조물 ${(r.uses || []).length}`,
+  }));
+  return {
+    columns: [
+      qty("no", "호표", 0),
+      text("name", "명칭", 220),
+      text("spec", "규격(입력값)", 200),
+      text("unit", "단위", 56),
+      money("sum", "합계"),
+      money("labor", "노무비"),
+      money("material", "재료비"),
+      money("expense", "경비"),
+      text("note", "비고", 110),
+    ],
+    rows,
+    frozen: 2,
+    hint:
+      "산근 = 연결된 구조물 조합 사본의 「단가승격」 로직 줄 · 같은 로직 + 같은 입력값 = 한 호표 · 합계 = 블록 총계 · 줄 누름 = 그 블록" +
+      notes(sheets),
+    link: (i) => (rows[i] ? { tab: "sg", key: String(rows[i].key) } : null),
+  };
+};
+
+const LINE_TAB: Record<string, TabId> = {
+  labor: "labor",
+  machine: "machine",
+  compare: "compare",
+  sg: "sg",
+};
+
+export const buildSg: TabBuild = ({ sheets }): TabTable | string => {
+  const rows: DataRow[] = [];
+  const links: Array<Link | null> = [];
+  const push = (row: DataRow, link: Link | null = null): void => {
+    rows.push(row);
+    links.push(link);
+  };
+  for (const b of (sheets.sg as Row[]) || []) {
+    push({
+      key: b.key,
+      name: `제 ${b.no} 호표  ${b.name}`,
+      spec: b.spec,
+      unit: b.unit,
+      sum: b.sum,
+      labor: b.labor,
+      material: b.material,
+      expense: b.expense,
+    });
+    if (b.source) push({ key: `${b.key}|출처`, name: `  ${b.source}` });
+    (b.lines as Row[]).forEach((ln, n) => {
+      const link = ln.ref?.key ? { tab: LINE_TAB[ln.ref.tab] ?? "compare", key: ln.ref.key } : null;
+      // 중기 = 노 · 재 · 경 세 줄(엑셀 꼴) · 그 밖 = 한 줄
+      const parts = ln.kind === "machine" ? PARTS.filter((p) => ln.price?.[p] !== 0) : [null];
+      for (const part of parts) {
+        const at = (p: string): number | null => (part === null || part === p ? ln[p] : 0);
+        const price = part ? ln.price?.[part] : (Object.values(ln.price || {})[0] ?? null);
+        push(
+          {
+            key: `${b.key}|${n}${part ? `|${part}` : ""}`,
+            name: `  ${ln.name}${part ? ` ${PART_NAME[part]}` : ""}`,
+            spec: ln.why ? `${ln.spec ? `${ln.spec} · ` : ""}${ln.why}` : ln.spec,
+            qty: ln.qty,
+            unit: ln.unit,
+            price: price as number | null,
+            sum: PARTS.some((p) => at(p) === null)
+              ? null
+              : PARTS.reduce((s, p) => s + (at(p) as number), 0),
+            labor: at("labor"),
+            material: at("material"),
+            expense: at("expense"),
+          },
+          link,
+        );
+      }
+    });
+    push({
+      key: `${b.key}|총계`,
+      name: "  총  계",
+      spec: b.why ?? "",
+      sum: b.sum,
+      labor: b.labor,
+      material: b.material,
+      expense: b.expense,
+    });
+  }
+  if (!rows.length) return ((sheets.sg_notes as string[]) || []).join(" · ") || "산근 없음";
+  return {
+    columns: [
+      text("name", "공종 · 산출내역", 260),
+      text("spec", "규격 · 까닭", 180),
+      qty("qty", "수량"),
+      text("unit", "단위", 56),
+      money("price", "단가", undefined, 1),
+      money("sum", "합계", undefined, 1),
+      money("labor", "노무비", undefined, 1),
+      money("material", "재료비", undefined, 1),
+      money("expense", "경비", undefined, 1),
+    ],
+    rows,
+    frozen: 1,
+    hint:
+      "수량 = 로직 품(1 단위 · 작업량 Q = ROUND 2) · 단가 = 굳힌 B09 단가 · 줄 ROUNDDOWN 1 · 총계 비목마다 ROUNDDOWN 0 · 자재 적용 단가를 고치면 [저장] 뒤 반영 · 줄 누름 = 단가를 낸 탭" +
+      notes(sheets),
+    link: (i: number) => links[i] ?? null,
+  };
+};