[verified] Implement account valuation history for issue 12

jarca_ledger_mcp/application/reconciliation_service.py

@@ -86,6 +86,24 @@ def get_balance_reconciliation_report(account_id: str = "", baseline_balance: in
             effective_baseline = baseline_balance_int if baseline_balance_int is not None else account["last_balance"]
             effective_at = baseline_at_norm or account["last_synced_at"] or now_iso()
             calc = _account_balance_row(conn, account["id"], effective_at)
+            valuation = conn.execute(
+                """SELECT * FROM account_valuations v
+                     WHERE v.account_id=? AND v.verification_status='verified'
+                       AND v.basis_date<=?
+                       AND NOT EXISTS (
+                           SELECT 1 FROM account_valuations child
+                            WHERE child.supersedes_id=v.id
+                       )
+                     ORDER BY CASE v.valuation_kind
+                                  WHEN 'total_value' THEN 0
+                                  WHEN 'balance' THEN 1
+                                  WHEN 'cash_balance' THEN 2
+                                  ELSE 3
+                              END,
+                              v.basis_date DESC, v.recorded_at DESC, v.id DESC
+                     LIMIT 1""",
+                (account["id"], effective_at[:10]),
+            ).fetchone()
             if effective_baseline is None:
                 difference = None
                 ratio = None
@@ -94,6 +112,9 @@ def get_balance_reconciliation_report(account_id: str = "", baseline_balance: in
                 difference = int(effective_baseline) - int(calc["calculated_balance"])
                 ratio = abs(difference) / abs(int(effective_baseline)) if int(effective_baseline) else None
                 status = "OK" if abs(difference) <= tolerance_int else "REVIEW_NEEDED"
+            if account["type"] == "investment" and valuation is not None:
+                status = "VALUATION_MANAGED"
+                difference = None
             items.append({
                 "account_id": account["id"],
                 "account_name": account["name"],
@@ -107,6 +128,9 @@ def get_balance_reconciliation_report(account_id: str = "", baseline_balance: in
                 "reference_ratio_threshold": BALANCE_RECONCILIATION_REFERENCE_RATIO,
                 "difference_ratio": ratio,
                 "status": status,
+                "external_confirmed_value": int(valuation["amount"]) if valuation is not None else None,
+                "valuation_id": valuation["id"] if valuation is not None else "",
+                "valuation_kind": valuation["valuation_kind"] if valuation is not None else "",
                 "recommended_decisions": ["계좌이동", "실지출", "실수입", "투자이동", "분석제외", "확인필요"] if status == "REVIEW_NEEDED" else [],
                 "reconciliation_session": latest_sessions.get(account["id"]),
                 "review_status": latest_decisions.get(("reconciliation_account", account["id"]), {}).get("status", "pending"),