79 lines
2.7 KiB
Python
79 lines
2.7 KiB
Python
"""Shared Jinja2 environment with custom filters for the dashboard.
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Imported by both routers/pages.py and routers/api.py so the filters are
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registered exactly once."""
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from __future__ import annotations
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from pathlib import Path
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from fastapi.templating import Jinja2Templates
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from markupsafe import Markup, escape
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from app import branding
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from app.config import get_settings
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from app.services.glossary import wrap_glossary
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TEMPLATE_DIR = Path(__file__).resolve().parent / "templates"
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def _fmt_price(v: float | None) -> str:
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"""Format a price in a way that's readable in dense terminal tables.
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Avoids scientific notation for large round numbers (FTSE 25,962, not 2.596e+04)
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and keeps enough precision for FX rates like 0.8725 EUR/GBP."""
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if v is None:
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return "—"
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av = abs(v)
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if av >= 1000:
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return f"{v:,.2f}"
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if av >= 10:
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return f"{v:.2f}"
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if av >= 1:
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return f"{v:.4f}"
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return f"{v:.4f}"
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def _fmt_signed(v: float | None, decimals: int = 2) -> str:
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if v is None:
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return "—"
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return f"{v:+,.{decimals}f}"
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def _fmt_money(v: float | None) -> str:
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if v is None:
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return "—"
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return f"{v:,.2f}"
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def _glossary_filter(value, tone: str | None = None):
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"""Wrap glossary terms in NOVICE-mode AI content. Returns Markup so
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Jinja won't re-escape the inserted <span> tags. Plain-text inputs are
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HTML-escaped first; already-Markup inputs (e.g. log.content_html) are
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treated as HTML and passed through wrap_glossary unchanged."""
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if value is None:
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return Markup("")
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if isinstance(value, Markup):
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html = str(value)
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else:
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html = str(escape(value))
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if (tone or "").upper() != "NOVICE":
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return Markup(html)
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return Markup(wrap_glossary(html, tone=tone))
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templates = Jinja2Templates(directory=str(TEMPLATE_DIR))
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templates.env.filters["price"] = _fmt_price
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templates.env.filters["signed"] = _fmt_signed
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templates.env.filters["money"] = _fmt_money
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templates.env.filters["glossary"] = _glossary_filter
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# Brand globals — every template that prints a product name should pull
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# from these so a future rename is a one-liner in `app/branding.py`.
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templates.env.globals["BRAND_NAME"] = branding.BRAND_NAME
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templates.env.globals["BRAND_SHORT"] = branding.BRAND_SHORT
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templates.env.globals["SITE_URL"] = branding.SITE_URL
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templates.env.globals["APP_URL"] = branding.APP_URL
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templates.env.globals["TAGLINE"] = branding.TAGLINE
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templates.env.globals["LEGAL_OPERATOR"] = branding.LEGAL_OPERATOR
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templates.env.globals["OPERATOR_EMAIL"] = branding.OPERATOR_EMAIL
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templates.env.globals["OPERATOR_JURISDICTION"] = branding.OPERATOR_JURISDICTION
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templates.env.globals["BETA_MODE"] = get_settings().BETA_MODE
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