feat(PORT-004C): seed workspace routes from portfolio settings

app/pages/common.py

@@ -6,6 +6,7 @@ from typing import Any
 
 from nicegui import ui
 
+from app.models.portfolio import PortfolioConfig
 from app.services.strategy_templates import StrategyTemplateService
 
 NAV_ITEMS: list[tuple[str, str, str]] = [
@@ -23,10 +24,10 @@ def nav_items(workspace_id: str | None = None) -> list[tuple[str, str, str]]:
         return NAV_ITEMS
     return [
         ("overview", f"/{workspace_id}", "Overview"),
-        ("hedge", "/hedge", "Hedge Analysis"),
+        ("hedge", f"/{workspace_id}/hedge", "Hedge Analysis"),
         ("options", "/options", "Options Chain"),
-        ("backtests", "/backtests", "Backtests"),
-        ("event-comparison", "/event-comparison", "Event Comparison"),
+        ("backtests", f"/{workspace_id}/backtests", "Backtests"),
+        ("event-comparison", f"/{workspace_id}/event-comparison", "Event Comparison"),
         ("settings", f"/{workspace_id}/settings", "Settings"),
     ]
 
@@ -35,22 +36,33 @@ def demo_spot_price() -> float:
     return 215.0
 
 
-def portfolio_snapshot() -> dict[str, float]:
-    gold_units = 1_000.0
-    spot = demo_spot_price()
-    gold_value = gold_units * spot
-    loan_amount = 145_000.0
-    margin_call_ltv = 0.75
+def portfolio_snapshot(config: PortfolioConfig | None = None) -> dict[str, float]:
+    if config is None:
+        gold_units = 1_000.0
+        spot = demo_spot_price()
+        gold_value = gold_units * spot
+        loan_amount = 145_000.0
+        margin_call_ltv = 0.75
+        hedge_budget = 8_000.0
+    else:
+        gold_units = float(config.gold_ounces or 0.0)
+        spot = float(config.entry_price or 0.0)
+        gold_value = float(config.gold_value or gold_units * spot)
+        loan_amount = float(config.loan_amount)
+        margin_call_ltv = float(config.margin_threshold)
+        hedge_budget = float(config.monthly_budget)
+
     return {
         "gold_value": gold_value,
         "loan_amount": loan_amount,
         "ltv_ratio": loan_amount / gold_value,
         "net_equity": gold_value - loan_amount,
         "spot_price": spot,
+        "gold_units": gold_units,
         "margin_call_ltv": margin_call_ltv,
         "margin_call_price": loan_amount / (margin_call_ltv * gold_units),
         "cash_buffer": 18_500.0,
-        "hedge_budget": 8_000.0,
+        "hedge_budget": hedge_budget,
     }
 
 
@@ -122,12 +134,17 @@ def option_chain() -> list[dict[str, Any]]:
     return rows
 
 
-def strategy_metrics(strategy_name: str, scenario_pct: int) -> dict[str, Any]:
+def strategy_metrics(
+    strategy_name: str,
+    scenario_pct: int,
+    *,
+    portfolio: dict[str, Any] | None = None,
+) -> dict[str, Any]:
     strategy = next(
         (item for item in strategy_catalog() if item["name"] == strategy_name),
         strategy_catalog()[0],
     )
-    portfolio = portfolio_snapshot()
+    portfolio = portfolio or portfolio_snapshot()
     spot = float(portfolio["spot_price"])
     underlying_units = portfolio["gold_value"] / spot
     loan_amount = float(portfolio["loan_amount"])
@@ -209,6 +226,21 @@ def dashboard_page(title: str, subtitle: str, current: str, workspace_id: str |
         yield container
 
 
+def render_workspace_recovery(title: str = "Workspace not found", message: str | None = None) -> None:
+    resolved_message = message or "The requested workspace is unavailable. Start a new workspace or return to the welcome page."
+    with ui.column().classes("mx-auto mt-24 w-full max-w-2xl gap-6 px-6 text-center"):
+        ui.icon("folder_off").classes("mx-auto text-6xl text-slate-400")
+        ui.label(title).classes("text-3xl font-bold text-slate-900 dark:text-slate-50")
+        ui.label(resolved_message).classes("text-base text-slate-500 dark:text-slate-400")
+        with ui.row().classes("mx-auto gap-3"):
+            ui.link("Get started", "/workspaces/bootstrap").classes(
+                "rounded-lg bg-slate-900 px-5 py-3 text-sm font-semibold text-white no-underline dark:bg-slate-100 dark:text-slate-900"
+            )
+            ui.link("Go to welcome page", "/").classes(
+                "rounded-lg border border-slate-300 px-5 py-3 text-sm font-semibold text-slate-700 no-underline dark:border-slate-700 dark:text-slate-200"
+            )
+
+
 def recommendation_style(tone: str) -> str:
     return {
         "positive": "border-emerald-200 bg-emerald-50 dark:border-emerald-900/60 dark:bg-emerald-950/30",