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goodwe-addon/goodwe_controller/app/homeview.py
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UX-13 P5: Dutch text, STYLE check, DOCS screenshots, period editor
- app/ui_text/nl.json and app/uitext.py: every page word in Dutch, English
  fallback per key; the page picks by browser language. Home's sentences
  move into ui_text `home_words`, so /status?lang=nl builds them in Dutch.
- test_ui_text.py: EN/NL key and placeholder parity, STYLE limits, jargon
  lists for both languages, no inline details, untranslated Dutch caught.
  Shared rules moved unchanged to tools/style_rules.py.
- tools/ux13_screenshots.sh/.py: DOCS screenshots from the demo fixtures in
  headless Chromium; docs/img/ux13/. Battery modes (P3): no screenshot.
- "Other time windows": a list editor (ui.periods) that builds
  static_profile and names bad times, empty prices, overlaps and gaps.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-28 16:33:32 +02:00

1031 lines
39 KiB
Python

"""UX-13 P1: the Home screen's part of `/status`, built from what the add-on
already knows and already plans. Reads only; commands nothing.
`build(controller)` returns `now`, `batteries`, `plan`, `attention`,
`month_peak`, `control` and `state`. The old fields (`banner`, `rows`,
`checks`, ...) stay beside them for the installer details and for anything
that reads the JSON. See DECISIONS/UX-13-one-layout-table.md and the design
note, section 3.3.
The plan shows only what the add-on does today: trading on price (the
arbitrage verdict, the same call the control cycle makes), the monthly battery
cycle, the peak limit and "follows the house". Battery modes (OPT-11) are not
built, so nothing here invents a mode plan. Every sentence is in the words
section at the bottom and is held to STYLE.md by test_messages.py.
"""
from datetime import datetime, timedelta, timezone
from . import arbitrage, messages, peakguard, uitext
from .maintenance import CHARGE as M_CHARGE, DRAIN as M_DRAIN, HOLD as M_HOLD
from .maintenance import IDLE as M_IDLE
from .price import Absence, Uncertainty, brussels
from .static_tariff import static_plan
from .tariff import BILLING_TZ
from .uimodel import REGION_PRESETS, options_to_ui
# A battery at or under this many watts is resting, not charging or giving.
IDLE_W = 50.0
# Display only: the lowest third of today's price range is "cheap", the top
# third "expensive". A price range under this is flat, and nothing is marked.
FLAT_EUR_KWH = 0.01
# Severity words the page shows; the same four as STYLE.md section 3.
ALARM, WARNING, INFO = messages.ALARM, messages.WARNING, messages.INFO
# --------------------------------------------------------------------------- #
# Time: today's local day, on the billing calendar
# --------------------------------------------------------------------------- #
def local_day(now: datetime):
"""`(midnight_utc, next_midnight_utc)` of the local day holding `now`."""
here = now.astimezone(BILLING_TZ)
start = datetime(here.year, here.month, here.day, tzinfo=BILLING_TZ)
nxt = start.date() + timedelta(days=1)
end = datetime(nxt.year, nxt.month, nxt.day, tzinfo=BILLING_TZ)
return start.astimezone(timezone.utc), end.astimezone(timezone.utc)
def _hours(t: datetime, day0: datetime) -> float:
return (t - day0).total_seconds() / 3600.0
def hhmm(t: datetime) -> str:
return f"{brussels(t):%H:%M}"
# --------------------------------------------------------------------------- #
# Now
# --------------------------------------------------------------------------- #
def flow(w, *, shadow=False):
"""`charging` / `giving` / `resting` / None for one battery power."""
if w is None:
return None
if shadow:
return "resting"
if w > IDLE_W:
return "giving"
if w < -IDLE_W:
return "charging"
return "resting"
def now_block(*, grid_w, pv_w, batt_w, has_solar, shadow, settled=True):
"""The four tiles. `house_w` needs all three readings, so without a solar
reading it is None rather than a number that leaves the sun out."""
house, disagree = None, False
if has_solar and None not in (grid_w, pv_w, batt_w):
house = float(grid_w) + float(pv_w) + float(batt_w)
# The three are read at slightly different moments, so the sum can dip
# under zero. Inside the idle band that is 0 W; beyond it the readings
# disagree and no house figure is shown.
if house < -IDLE_W:
house, disagree = None, True
elif house < 0.0:
house = 0.0
return {
"solar_w": None if pv_w is None else float(pv_w),
"house_w": house,
"grid_w": None if grid_w is None else float(grid_w),
"batt_w": None if batt_w is None else float(batt_w),
"has_solar": bool(has_solar),
"lines": {
"solar": tile_solar(pv_w, has_solar),
"house": tile_house(house, has_solar, disagree),
"grid": tile_grid(grid_w),
"batt": tile_batt(batt_w, shadow, settled),
},
}
# --------------------------------------------------------------------------- #
# Prices for today's chart
# --------------------------------------------------------------------------- #
def _points(plan):
if plan is None:
return ()
return plan.read.match(series=lambda r: tuple(r.points),
no_data=lambda _r: ())
def _spans(points):
"""`[(point, end)]`: each point runs until the next one starts, and the
last one for the series' own spacing (15 minutes or an hour)."""
pts = sorted(points, key=lambda p: p.start)
gaps = [b.start - a.start for a, b in zip(pts, pts[1:])]
step = min([g for g in gaps if g > timedelta(0)] or [timedelta(hours=1)])
step = min(step, timedelta(hours=1))
out = []
for i, p in enumerate(pts):
nxt = pts[i + 1].start if i + 1 < len(pts) else None
end = nxt if nxt is not None and nxt - p.start <= timedelta(hours=1) \
else p.start + step
out.append((p, end))
return out
def _day_prices(c):
cache = getattr(c, "home_prices", None)
if cache is None:
cache = c.home_prices = DayPrices()
return cache
class DayPrices:
"""Today's prices as seen so far. The refresh keeps only the hours ahead,
so the hours already past are remembered here for the chart. Display only:
nothing reads this back into a decision."""
def __init__(self):
self.day = None
self.points = {}
def see(self, points, day0, day1):
if self.day != day0:
self.day, self.points = day0, {}
for p in points:
if day0 <= p.start < day1:
self.points[p.start] = p
return sorted(self.points.values(), key=lambda p: p.start)
def hour_bars(points, day0, day1):
"""One bar per local hour: the mean of its prices, or None when unknown.
`kind` is cheap / dear / mid by thirds of today's range (display only).
The page calls these "low price" and "high price", not cheap hours: the
add-on trades in the one cheapest and one dearest hour, not in a third."""
n = int(round(_hours(day1, day0)))
bars = []
for k in range(n):
a, b = day0 + timedelta(hours=k), day0 + timedelta(hours=k + 1)
inside = [p for p in points if a <= p.start < b]
price = (sum(p.eur_per_kwh for p in inside) / len(inside)
if inside else None)
bars.append({"h": k, "start": a.isoformat(), "label": hhmm(a),
"end_label": hhmm(b), "points": len(inside),
"eur_kwh": None if price is None else round(price, 4),
"estimate": bool(inside) and any(p.provisional
for p in inside),
"kind": None})
known = [b["eur_kwh"] for b in bars if b["eur_kwh"] is not None]
if known and max(known) - min(known) >= FLAT_EUR_KWH:
lo, hi = min(known), max(known)
third = (hi - lo) / 3.0
for b in bars:
p = b["eur_kwh"]
if p is None:
continue
b["kind"] = ("cheap" if p <= lo + third else
"dear" if p >= hi - third else "mid")
elif known:
for b in bars:
if b["eur_kwh"] is not None:
b["kind"] = "mid"
return bars
def day_range(points):
"""(lowest, highest) of today's published points, as {eur_kwh, label},
or (None, None). The feed's own points, like the trade legs, not the
chart's hour averages."""
firm = [p for p in points if not p.provisional]
if not firm:
return None, None
lo = min(firm, key=lambda p: p.eur_per_kwh)
hi = max(firm, key=lambda p: p.eur_per_kwh)
return ({"eur_kwh": round(lo.eur_per_kwh, 4), "label": hhmm(lo.start)},
{"eur_kwh": round(hi.eur_per_kwh, 4), "label": hhmm(hi.start)})
# --------------------------------------------------------------------------- #
# The plan, per battery
# --------------------------------------------------------------------------- #
def _run(i, kind, start, end, day0, day1, what, why, amount, *, kwh=None,
eur=None, price=None):
a = max(0.0, _hours(start, day0))
z = min(_hours(day1, day0), _hours(end, day0))
return {"battery": i, "kind": kind, "start": start.isoformat(),
"end": end.isoformat(), "from": hhmm(start),
"to": "24:00" if end == day1 else hhmm(end),
"start_h": round(a, 3), "end_h": round(z, 3),
"what": what, "why": why, "amount": amount,
"kwh": None if kwh is None else round(kwh, 2),
"eur": None if eur is None else round(eur, 2),
"eur_kwh": None if price is None else round(price, 4)}
def trade_verdict(c, plan):
"""The arbitrage verdict the control cycle would reach on this plan, or a
reason there is none. The SAME call and inputs as `Controller.cycle()`:
`plan.arbitrage()` with the peak guard's state, the cycle cost and the
no-weather uncertainty. Returns `(verdict_or_None, why_key)`."""
if not arbitrage.enabled(c.o):
return None, "off"
guard = arbitrage.guard_state(c.peak_guard)
if guard is None:
return None, "not_covered"
if plan is None:
return None, "no_prices"
verdict = plan.arbitrage(peak_guard_active=guard,
min_spread_eur_kwh=arbitrage.threshold_eur_kwh(c.o),
uncertainty=frozenset({Uncertainty.NO_WEATHER}))
return verdict.match(
allowed=lambda v: (v, "allowed"),
refused=lambda _v: (None, refusal_key(plan, guard)))
def refusal_key(plan, guard):
"""Which of `TariffPlan.arbitrage()`'s refusals fired, in its own order:
the peak guard, no prices, under two published points, then the gap."""
if guard:
return "peak"
if not plan.has_prices:
return "no_prices"
if sum(1 for p in _points(plan) if not p.provisional) < 2:
return "not_firm"
return "not_worth"
def _point_end(plan, point):
for p, end in _spans(_points(plan)):
if p.start == point.start:
return end
return point.start + timedelta(hours=1)
# Under this many kWh a block is not drawn: the cycle would not move it.
MIN_KWH = 0.05
def trade_runs(c, plan, verdict, day0, day1, now, shadow):
"""A charge block and a give block on each battery, where the verdict put
them. The site trades as one; each battery's share is capped by its own
rating and by the room its level leaves (arbitrage's own floor/ceiling).
Only what `arbitrage.decide()` would still do is drawn: no block on a
battery with no room, no sale at a negative price, and no sale while the
emptiest battery is at the floor (the cycle's `soc` is the emptiest).
With a level unknown the cycle does not trade, so nothing is drawn."""
floor, ceiling = arbitrage.soc_bounds(c.o)
if any(inv.soc is None for inv in c.inverters):
return [], [], "no_level"
level = [float(inv.soc) for inv in c.inverters]
legs = sorted((("grid", verdict.cheapest), ("give", verdict.dearest)),
key=lambda kp: kp[1].start)
runs, later = [], []
for kind, pt in legs:
end = _point_end(plan, pt)
if end <= now:
continue
if not (day0 <= pt.start < day1):
later.append((kind, pt))
continue
if kind == "give" and (pt.eur_per_kwh < 0 or min(level) <= floor):
continue
hrs = (end - pt.start).total_seconds() / 3600.0
for i, inv in enumerate(c.inverters):
kwh = inv.max_w / 1000.0 * hrs
cap = inv.capacity_kwh
if cap:
room = (ceiling - level[i] if kind == "grid"
else level[i] - floor)
kwh = min(kwh, max(0.0, room) / 100.0 * cap)
# A later give may use what this charge put in: an upper
# bound, like every amount here ("up to").
level[i] += (kwh if kind == "grid" else -kwh) / cap * 100.0
if kwh < MIN_KWH:
continue
eur = kwh * pt.eur_per_kwh
if kind == "grid":
what, why, amount = (run_grid_what(kwh, shadow),
run_grid_why(pt.eur_per_kwh),
run_grid_amount(eur))
else:
what, why, amount = (run_give_what(kwh, shadow),
run_give_why(pt.eur_per_kwh),
run_give_amount(eur))
runs.append(_run(i, kind, pt.start, end, day0, day1, what, why,
amount, kwh=kwh, eur=eur, price=pt.eur_per_kwh))
return runs, later, None
def maintenance_runs(c, day0, day1, now, shadow):
"""The monthly battery cycle: under way now, or starting later today.
The cycle starts in the hour `maintenance_start_hour` names, read as the
control cycle reads it (UTC hour of `now`), shown in local time."""
runs, lines = [], []
waiting = []
for i, (inv, m) in enumerate(zip(c.inverters, c.maints)):
cfg = m.cfg
if not cfg.enabled:
continue
cap = inv.capacity_kwh
if m.phase != M_IDLE:
hours = _cycle_hours(m.phase, inv.soc, cap, cfg)
end = now + timedelta(hours=hours or 1.0)
runs.append(_run(i, "cycle", now, end, day0, day1,
run_cycle_what(m.phase, shadow),
run_cycle_why(shadow),
run_cycle_amount(hours)))
continue
if not m.due(now) and (m.next_due(now) is None
or m.next_due(now) >= day1):
continue
start = now.replace(hour=cfg.start_hour, minute=0, second=0,
microsecond=0)
if start + timedelta(hours=1) <= now:
start += timedelta(days=1)
due_at = m.next_due(now)
if due_at is not None and due_at > start:
continue
if not (day0 <= start < day1):
continue
waiting.append((m.waited_days(now), i, start))
# One battery cycles at a time (maintenance.arbitrate); the one waiting
# longest goes first, and none starts while another is under way.
busy = any(m.phase != M_IDLE for m in c.maints)
waiting.sort(key=lambda t: (-t[0], t[1]))
for n, (_w, i, start) in enumerate(waiting):
inv, m = c.inverters[i], c.maints[i]
hours = _cycle_hours(M_DRAIN, inv.soc, inv.capacity_kwh, m.cfg)
if n == 0 and not busy:
end = start + timedelta(hours=hours or 1.0)
runs.append(_run(i, "cycle", start, end, day0, day1,
run_cycle_what(M_IDLE, shadow),
run_cycle_why(shadow),
run_cycle_amount(hours)))
else:
lines.append(line_cycle_waits(inv.name))
return runs, lines
def _cycle_hours(phase, soc, cap_kwh, cfg):
"""Hours left in a cycle, or None when the capacity or level is unknown."""
if phase == M_HOLD:
return cfg.hold_min / 60.0
if not cap_kwh or soc is None:
return None
hours = cfg.hold_min / 60.0
fill_from = soc if phase == M_CHARGE else cfg.soc_floor
hours += (max(0.0, cfg.soc_target - fill_from) / 100.0 * cap_kwh
/ max(cfg.charge_w / 1000.0, 0.1))
if phase not in (M_CHARGE,):
hours += (max(0.0, soc - cfg.soc_floor) / 100.0 * cap_kwh
/ max(cfg.discharge_w / 1000.0, 0.1))
return hours
def peak_run(c, day0, day1, now, shadow, limit_w):
"""While the batteries hold the grid under the peak limit, one block for
the current 15-minute period on every battery."""
pg = c.peak_guard
if pg is None or not pg.engaged:
return []
start = now - timedelta(minutes=now.minute % 15, seconds=now.second,
microseconds=now.microsecond)
end = start + timedelta(minutes=15)
return [_run(i, "peak", start, end, day0, day1,
run_peak_what(pg.ceiling_w or limit_w, shadow),
run_peak_why(), None)
for i in range(len(c.inverters))]
def house_runs(n, day0, day1, now, shadow):
""""Follows the house" for the rest of the day, drawn under the others."""
return [_run(i, "house", max(now, day0), day1, day0, day1,
run_house_what(shadow), run_house_why(shadow),
run_house_amount())
for i in range(n)]
def region_of(opts):
"""The levies preset and its year, as the page model has it (UX-13 P0)."""
try:
ui = options_to_ui(opts)
except Exception: # noqa: BLE001
return {"id": None, "year": None}
rid = ui.get("ui.region")
return {"id": rid, "year": ui.get("region_year")
if rid in REGION_PRESETS else None}
def build_plan(c, now, shadow, running, held=False, settled=True):
day0, day1 = local_day(now)
fresh = c.fresh_tariff_plan(now)
plan = fresh
if plan is None or plan.origin == "static":
# A static profile is pure arithmetic: price the whole day from it.
try:
static = static_plan(c.o, day0, day1, now=now)
if static.has_prices:
plan = static
except Exception: # noqa: BLE001
pass
seen = _day_prices(c).see(_points(plan), day0, day1)
bars = hour_bars(seen, day0, day1)
limit_w = c.peak.cap_w # the limit the controller parsed at start
runs, lines = [], []
# The control cycle trades on the fresh plan only, so this does too.
verdict, trade_why = trade_verdict(c, fresh)
if running:
runs += house_runs(len(c.inverters), day0, day1, now, shadow)
if verdict is not None:
trade, later, no_trade = trade_runs(c, fresh, verdict, day0, day1,
now, shadow)
runs += trade
if no_trade:
lines.append(line_no_trade(no_trade))
for kind, pt in later:
lines.append(line_trade_tomorrow(kind, hhmm(pt.start),
pt.eur_per_kwh, shadow))
else:
lines.append(line_no_trade(trade_why))
cyc, waits = maintenance_runs(c, day0, day1, now, shadow)
runs += cyc
lines += waits
runs += peak_run(c, day0, day1, now, shadow, limit_w)
if c.p1_enabled:
# The guard's ceiling: the cap, or this month's peak once above it.
pg = c.peak_guard
lines.append(line_peak_limit(
(pg.ceiling_w if pg is not None else None) or limit_w, shadow))
lines = [x for x in lines if x]
kinds = {r["kind"] for r in runs}
if held:
verdict_key = "held"
elif not running:
verdict_key = "stopped"
elif "cycle" in kinds:
verdict_key = "cycle"
elif "grid" in kinds or "give" in kinds:
verdict_key = "trade"
else:
verdict_key = "house"
known = [b for b in bars if b["eur_kwh"] is not None]
price_now = None
try:
if plan is not None:
price_now = plan.price_at(now)
except Absence:
price_now = None
feed = fresh is not None and fresh.from_feed
tomorrow = any(not p.provisional and p.start >= day1
for p in _points(fresh))
region = region_of(c.o)
return {
"day": brussels(now).date().isoformat(),
"now_h": round(_hours(now, day0), 3),
"hours": int(round(_hours(day1, day0))),
"verdict": verdict_words(verdict_key, settled),
"verdict_key": verdict_key,
"head": plan_head(verdict_key, shadow, settled),
"prices": bars,
"runs": runs,
"lines": lines,
"why": c.why_words,
"price_line": line_prices(price_now, *day_range(seen)),
"tomorrow_line": line_tomorrow(tomorrow) if feed else "",
"region": region,
"region_line": (line_region(region["id"], region["year"])
if feed else ""),
"has_prices": bool(known),
}
# --------------------------------------------------------------------------- #
# Batteries, attention, month peak, control
# --------------------------------------------------------------------------- #
def at_zero(inv) -> bool:
"""Has this inverter accepted a 0 W power request? A stop or an alarm asks
for 0 W at once, but the inverter gets it with the next write, so until
then the page says "Going to 0 W" (UX-13 P1 test, a). Before the first
accepted write nothing is known to be held; the heartbeat writes every
`heartbeat_s`, stopped or not, so this does not stick."""
return inv.last_write is not None and abs(inv.last_write) < 1.0
def battery_rows(c, shadow, running, held=False):
shares = {}
alloc = getattr(c, "allocation", None)
if shadow and alloc is not None and getattr(alloc, "shares", None):
shares = dict(alloc.shares)
rows = []
for i, inv in enumerate(c.inverters):
m = c.maints[i] if i < len(c.maints) else None
phase = m.phase if m is not None else M_IDLE
cap = inv.capacity_kwh
rows.append({
"name": inv.name,
"level_pct": None if inv.soc is None else float(inv.soc),
"power_w": None if inv.batt is None else float(inv.batt),
"capacity_kwh": cap,
"stored_kwh": (None if cap is None or inv.soc is None
else round(cap * float(inv.soc) / 100.0, 2)),
"state": flow(inv.batt, shadow=shadow),
"mode": mode_house(),
"maintenance": phase,
"now": battery_now(inv.soc, inv.batt, phase=phase, shadow=shadow,
running=running, held=held,
would_w=shares.get(inv.name),
settled=at_zero(inv)),
# Per-battery reasons arrive with battery modes (OPT-11).
"why": None,
})
return rows
# Row id -> the DOCS.md heading under Notifications, where one exists.
ATTN_DOCS = {
"meter_frozen": messages.T_METER_FROZEN,
"power_too_high": messages.T_OUTPUT_CLAMP,
"not_keeping_up": messages.T_LOOP_BOUND,
"circulating": messages.T_CIRCULATING,
"delivery": messages.S_NOT_DELIVERING,
}
def attention(checks):
"""Every row that is not plain green: red rows as alarms, amber rows as
warnings, and green-but-amber rows (a state still settling) as info.
Most urgent first; within a level, the page's own row order."""
rank = {ALARM: 0, WARNING: 1, INFO: 2}
out = []
for row in checks:
ok, warn = bool(row.get("ok")), bool(row.get("warn"))
if ok and not warn:
continue
sev = INFO if ok else (WARNING if warn else ALARM)
rid = row.get("id")
out.append({"severity": sev, "id": rid,
"title": attn_title(rid),
"body": row.get("text", ""),
"docs": ATTN_DOCS.get(rid)})
out.sort(key=lambda a: rank[a["severity"]])
return out
def month_peak(c, now):
"""This month's peak against the limit, and the 15-minute period so far."""
limit_w = c.peak.cap_w # the limit the controller parsed at start
local = brussels(now)
out = {"month": month_name(local), "limit_w": limit_w, "peak_w": None,
"pct": None, "period_w": None, "state": "not_covered",
"line": ""}
if not c.p1_enabled:
out["line"] = line_peak_not_covered()
return out
reading = c.peak.peak(now)
if reading.is_unreadable:
out["state"] = "unreadable"
elif reading.is_observed:
out["state"] = "observed"
out["peak_w"] = float(reading.peak_w)
out["pct"] = round(100.0 * float(reading.peak_w) / limit_w, 1) \
if limit_w > 0 else None
else:
out["state"] = "none"
pg = c.peak_guard
ceiling = limit_w
if pg is not None:
out["period_w"] = pg.projected_w
ceiling = pg.ceiling_w or limit_w
out["line"] = line_period(out["period_w"], ceiling, c.shadow)
return out
def state_of(c, level, shadow):
"""One word for the pill and the banner's colour: running, shadow,
stopped, alarm or warning."""
if shadow:
return "shadow"
if level == "bad":
return "alarm"
if not c.auto:
return "stopped"
if level == "warn":
return "warning"
return "running"
def build(c, *, level: str, checks: list, now: datetime | None = None,
lang: str = "en") -> dict:
"""The structured half of `/status`, in `lang` (UX-13 P5). Pure reads of
the controller."""
_LANG[0] = uitext.lang_of(lang)
try:
return _build(c, level=level, checks=checks, now=now)
finally:
_LANG[0] = "en"
def _build(c, *, level, checks, now):
now = now or datetime.now(timezone.utc)
shadow = bool(c.shadow)
kind = state_of(c, level, shadow)
# A red banner means every inverter is at 0 W (the status cascade), so
# nothing is planned until it clears. Shadow mode still plans: it is
# what the add-on would do.
held = level == "bad" and not shadow
running = (bool(c.auto) or shadow) and not held
settled = all(at_zero(inv) for inv in c.inverters)
ctl = next((r for r in checks if r.get("id") == "controller"), None)
return {
"state": {"kind": kind, "pill": pill(kind),
"ran": ctl.get("text", "") if ctl else "",
"sub": banner_sub(kind)},
"now": now_block(grid_w=c.grid, pv_w=c.pv_w, batt_w=c.site_batt_w,
has_solar=bool(c.pv_roster), shadow=shadow,
settled=settled),
"batteries": battery_rows(c, shadow, running, held),
"plan": build_plan(c, now, shadow, running, held=held,
settled=settled),
"attention": ([{"severity": INFO, "id": "shadow",
"title": attn_shadow(), "body": attn_shadow_body(),
"docs": None}] if shadow else []) + attention(checks),
"month_peak": month_peak(c, now),
"control": {"running": bool(c.auto), "shadow": shadow,
"text": control_text(bool(c.auto), shadow),
"maintenance": c.maint.phase,
"docs_url": _docs_url()},
}
def _docs_url():
slug = messages.addon_slug()
return None if slug is None else messages.docs_url(slug,
messages._site["ha"])
# =========================================================================== #
# The words. STYLE.md: plain, short, present tense. A plan line is at most
# two sentences of at most 12 words each (UX-13 design, section 4); a title at
# most 5 words; everything else one sentence of at most 25 words. In shadow
# mode a text says what the add-on WOULD do. The sentences themselves are in
# app/ui_text/<lang>.json under `home_words` (UX-13 P5: English and Dutch).
# test_messages.py and test_ui_text.py render every function below through
# `text_samples()` in each language and check it.
# =========================================================================== #
_LANG = ["en"] # the language of the build in progress (build())
_WORDS: dict = {}
def _hw() -> dict:
lang = _LANG[0]
if lang not in _WORDS:
_WORDS[lang] = uitext.words(lang)
return _WORDS[lang]
def _t(path, **values) -> str:
node = _hw()["home_words"]
for k in path.split("."):
node = node[k]
return uitext.say(node, **values)
def _dec(text) -> str:
"""A decimal comma in Dutch."""
return text.replace(".", ",") if _LANG[0] == "nl" else text
def _kw(w) -> str:
return _dec(f"{abs(float(w)) / 1000:.1f}") + " kW"
def _eur(v) -> str:
return "€" + _dec(f"{float(v):.2f}")
def _kwh(v) -> str:
return _dec(f"{float(v):.1f}") + " kWh"
# Row id -> the title on Home. The row's own sentence is the body, and it stays
# in English (app/messages.py). Five titles are the notification's own title,
# which test_ui_text.py checks.
_EN = uitext.words("en")["home_words"]
ATTN_TITLES = {(None if k == "none" else k): v for k, v in _EN["attn"].items()}
ATTN_FROM_MESSAGES = {
"meter_frozen": messages.T_METER_FROZEN,
"power_too_high": messages.T_OUTPUT_CLAMP,
"not_keeping_up": messages.T_LOOP_BOUND,
"circulating": messages.T_CIRCULATING,
"delivery": messages.S_NOT_DELIVERING,
}
VERDICT = dict(_EN["verdict"])
MODE_HOUSE, ATTN_SHADOW = _EN["mode_house"], _EN["attn_shadow"]
ZERO_HELD, ZERO_GOING = _EN["zero_held"], _EN["zero_going"]
def mode_house() -> str:
return _t("mode_house")
def attn_shadow() -> str:
return _t("attn_shadow")
def attn_shadow_body() -> str:
return _t("attn_shadow_body")
def verdict_words(key, settled=True) -> str:
return _t("verdict." + key) if settled or key != "held" \
else _t("zero_going")
def attn_title(rid) -> str:
table = _hw()["home_words"]["attn"]
return table.get(rid or "none", table["none"])
def month_name(local) -> str:
return _hw()["home_words"]["months"][local.month - 1]
def _w(shadow, key, **values) -> str:
"""`key`, or its `key_would` form in shadow mode."""
return _t(key + "_would" if shadow else key, **values)
def pill(kind) -> str:
return _t("pill." + kind)
def banner_sub(kind) -> str:
return _t("banner_sub." + kind)
def tile_solar(pv_w, has_solar) -> str:
if not has_solar:
return _t("tile.not_set_up")
if pv_w is None:
return _t("tile.no_reading")
return _t("tile.producing") if pv_w > IDLE_W else _t("tile.not_producing")
def tile_house(house_w, has_solar, disagree=False) -> str:
if not has_solar:
return _t("tile.needs_solar")
if disagree:
return _t("tile.not_adding_up")
return _t("tile.no_reading") if house_w is None else _t("tile.using")
def tile_grid(grid_w) -> str:
if grid_w is None:
return _t("tile.no_reading")
if grid_w > IDLE_W:
return _t("tile.taking")
if grid_w < -IDLE_W:
return _t("tile.feeding")
return _t("tile.balanced")
def _zero(settled) -> str:
return _t("zero_held") if settled else _t("zero_going")
def tile_batt(batt_w, shadow, settled=True) -> str:
if shadow:
return _zero(settled)
return _t("tile." + {"giving": "giving", "charging": "charging",
"resting": "resting",
None: "no_reading"}[flow(batt_w)])
def battery_now(soc, batt_w, *, phase, shadow, running, held=False,
would_w=None, settled=True) -> str:
if soc is None or batt_w is None:
return _t("now.no_reading")
zero = _zero(settled)
if shadow:
if would_w is None or abs(would_w) <= IDLE_W:
return _t("now.would_rest", zero=zero)
verb = "would_give" if would_w > 0 else "would_charge"
return _t("now." + verb, zero=zero, kw=_kw(would_w))
if held:
return _t("now.held", zero=zero)
if not running:
return _t("now.stopped", zero=zero)
if phase != M_IDLE:
return _t("now." + {M_DRAIN: "cycle_drain", M_CHARGE: "cycle_charge",
M_HOLD: "cycle_hold"}.get(phase, "cycle"))
st = flow(batt_w)
if st == "giving":
return _t("now.giving", kw=_kw(batt_w))
if st == "charging":
return _t("now.charging", kw=_kw(batt_w))
return _t("now.resting")
def plan_head(key, shadow, settled=True) -> str:
if key == "held":
return _t("head.held" if settled else "head.held_going")
if key == "stopped":
return _t("head.stopped")
if not shadow:
return _t("head." + key)
return _t("head.shadow") + " " + _t("head." + key + "_would")
def run_grid_what(kwh, shadow) -> str:
return _w(shadow, "run.grid_what", kwh=_kwh(kwh))
# The trade legs and the price line use the feed's own points (a 15-minute
# period on a quarter-hourly feed), so both name the same price and time.
def run_grid_why(price) -> str:
return _t("run.grid_why", eur=_eur(price))
def run_grid_amount(eur) -> str:
return _t("run.grid_amount", eur=_eur(eur))
def run_give_what(kwh, shadow) -> str:
return _w(shadow, "run.give_what", kwh=_kwh(kwh))
def run_give_why(price) -> str:
return _t("run.give_why", eur=_eur(price))
def run_give_amount(eur) -> str:
return _t("run.give_amount", eur=_eur(eur))
def run_cycle_what(phase, shadow) -> str:
return _w(shadow, "run.cycle_start" if phase == M_IDLE else "run.cycle_now")
def run_cycle_why(shadow=False) -> str:
return _w(shadow, "run.cycle_why")
def run_cycle_amount(hours) -> str:
if hours is None:
return _t("run.cycle_amount_unknown")
return _t("run.cycle_amount", hours=max(1, round(hours)))
def run_peak_what(limit_w, shadow) -> str:
return _w(shadow, "run.peak_what", kw=_kw(limit_w))
def run_peak_why() -> str:
return _t("run.peak_why")
def run_house_what(shadow) -> str:
return _w(shadow, "run.house_what")
def run_house_why(shadow=False) -> str:
return _w(shadow, "run.house_why")
def run_house_amount() -> str:
return _t("run.house_amount")
def line_no_trade(key) -> str:
return "" if key == "off" else _t("no_trade." + key)
def line_trade_tomorrow(kind, at, price, shadow) -> str:
return _w(shadow, "tomorrow_trade." + kind, at=at, eur=_eur(price))
def line_cycle_waits(name) -> str:
return _t("cycle_waits", name=name)
def line_peak_limit(limit_w, shadow) -> str:
return _w(shadow, "step_in", kw=_kw(limit_w))
def line_prices(now_eur, lo, hi) -> str:
parts = []
if now_eur is not None:
parts.append(_t("prices.now", eur=_eur(now_eur)))
if lo is not None and hi is not None:
parts.append(_t("prices.today", lo=_eur(lo["eur_kwh"]),
lo_at=lo["label"], hi=_eur(hi["eur_kwh"]),
hi_at=hi["label"]))
return " ".join(parts) or _t("prices.none")
def line_tomorrow(known) -> str:
return _t("tomorrow.known" if known else "tomorrow.unknown")
def line_region(rid, year) -> str:
if rid in REGION_PRESETS and year:
name = _hw()["choices"]["region"].get(rid, rid)
return _t("region.preset", region=name, year=year)
return _t("region.own")
def line_peak_not_covered() -> str:
return _t("peak_not_covered")
def line_period(period_w, limit_w, shadow) -> str:
step = _w(shadow, "step_in", kw=_kw(limit_w))
if period_w is None:
return step
return _t("period", kw=_kw(period_w)) + " " + step
def control_text(running, shadow) -> str:
if shadow:
return _t("control.shadow")
if running:
return _t("control.running")
return _t("control.stopped")
def text_samples(lang="en") -> list:
"""`(kind, text)` for every sentence above in `lang`, rendered with real
values, so test_messages.py can hold each to its STYLE limit. Kinds: title,
plan (2 sentences of 12 words), line (1 sentence of 25 words)."""
_LANG[0] = uitext.lang_of(lang)
try:
return _samples()
finally:
_LANG[0] = "en"
def _samples() -> list:
words = _hw()["home_words"]
out = [("title", t) for t in words["verdict"].values()]
out += [("title", _t("zero_going")), ("title", _t("zero_held"))]
out += [("title", t) for t in words["attn"].values()]
out += [("title", mode_house()), ("title", attn_shadow()),
("line", attn_shadow_body())]
for k in ("running", "shadow", "stopped", "alarm", "warning"):
out += [("title", pill(k)), ("line", banner_sub(k))]
for sh in (False, True):
out += [("title", tile_solar(v, s)) for v, s in
((None, False), (None, True), (3900, True), (0, True))]
out += [("title", tile_house(v, s)) for v, s in
((None, False), (None, True), (1100, True))]
out.append(("title", tile_house(None, True, True)))
out += [("title", tile_grid(v)) for v in (None, 1200, -800, 5)]
out += [("title", tile_batt(v, sh)) for v in (None, 2500, -2500, 0)]
out.append(("title", tile_batt(0, sh, settled=False)))
for phase in (M_IDLE, M_DRAIN, M_CHARGE, M_HOLD):
for w in (2500, -2500, 0):
out.append(("plan", battery_now(62, w, phase=phase,
shadow=sh, running=True,
would_w=-2400)))
out.append(("plan", battery_now(62, 0, phase=M_IDLE, shadow=sh,
running=False)))
for settled in (True, False):
out.append(("plan", battery_now(62, 0, phase=M_IDLE, shadow=False,
running=False, held=True,
settled=settled)))
out.append(("plan", battery_now(62, 0, phase=M_IDLE, shadow=sh,
running=False, would_w=-2400,
settled=settled)))
out.append(("plan", plan_head("held", sh, settled=False)))
out.append(("plan", battery_now(None, None, phase=M_IDLE, shadow=sh,
running=True)))
for k in VERDICT:
out.append(("plan", plan_head(k, sh)))
out += [("plan", run_grid_what(12.34, sh)),
("plan", run_give_what(9.6, sh)),
("plan", run_cycle_what(M_IDLE, sh)),
("plan", run_cycle_what(M_DRAIN, sh)),
("plan", run_peak_what(3500, sh)),
("plan", run_house_what(sh)),
("plan", line_trade_tomorrow("grid", "02:00", 0.1234, sh)),
("plan", line_trade_tomorrow("give", "19:00", 0.3612, sh)),
("plan", line_peak_limit(3500, sh)),
("plan", line_period(1240, 3500, sh)),
("plan", line_period(None, 3500, sh)),
("plan", control_text(True, sh)),
("plan", control_text(False, sh))]
out += [("plan", run_grid_why(0.1412)), ("plan", run_grid_amount(1.23)),
("plan", run_give_why(0.3612)), ("plan", run_give_amount(3.47)),
("plan", run_cycle_why()), ("plan", run_cycle_why(True)),
("plan", run_cycle_amount(None)),
("plan", run_cycle_amount(5.4)), ("plan", run_peak_why()),
("plan", run_house_why()), ("plan", run_house_why(True)),
("plan", run_house_amount()),
("plan", line_cycle_waits("Battery B")),
("plan", line_prices(0.16, {"eur_kwh": 0.14, "label": "13:00"},
{"eur_kwh": 0.36, "label": "19:00"})),
("plan", line_prices(None, None, None)),
("plan", line_tomorrow(True)), ("plan", line_tomorrow(False)),
("plan", line_region("flanders", 2026)),
("plan", line_region("own", None)),
("plan", line_peak_not_covered())]
out += [("plan", line_no_trade(k)) for k in
("not_covered", "no_prices", "peak", "not_firm", "not_worth",
"no_level")]
return out