fix: don’t portray special schools as failing the mainstream benchmark #70

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tudor merged 3 commits from fix/special-schools-not-failing into main 2026-07-20 21:14:57 +00:00
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TudorandClaude Opus 4.8 0b36eace9d fix(review): accurate PRU/AP copy, unbundle same-school trend, de-dupe note CSS
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Three review points on the special-schools change:

1. Copy accuracy — the context note said "Its pupils have special educational
   needs" for every isSpecialSchool() match, but the helper also matches pupil
   referral units and alternative provision, whose pupils are educated outside
   a mainstream setting (e.g. after exclusion) and are not necessarily SEND.
   Extracted a shared <SpecialSchoolNote> with type-aware copy: SEND wording
   only for genuine special schools; PRUs/AP get their own accurate wording.

2. Same-school trend was conflated with the England comparison — SchoolRow's
   year-over-year trend arrow (and the school's own figure) were gated on the
   same flag that drops the vs-England delta, hiding a still-meaningful trend
   for special schools with real data. Split the two: the school's OWN RWM
   figure + trend show whenever there's a real value (special schools
   included; only a placeholder all-zero row is hidden); only the vs-England
   delta is additionally dropped for special/PRU/AP. Mirrored in
   SecondarySchoolRow (own Attainment 8 shown; only the vs-LA delta dropped).

3. De-duplicated the .specialNote CSS (was copy-pasted between the two detail
   view module files) into SpecialSchoolNote.module.css, owned by the shared
   component so it can't drift.

New SpecialSchoolNote unit tests assert SEND wording for special schools and
NOT for PRUs/AP. tsc clean; 112/112 unit.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0146VHeLAWjDVE2B5uU67jCB
2026-07-20 22:09:32 +01:00
TudorandClaude Opus 4.8 de943ded19 fix(review): don't suppress a genuine mainstream 0 in the rows
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Review feedback: the rankings/search rows treated any exactly-0 attainment as
not comparable regardless of school type, so a genuine 0 at a mainstream
school rendered as "—" (looks like missing data) and dropped its delta —
stricter and inconsistent with SchoolDetailView's placeholder check.

- SchoolRow: match SchoolDetailView's ks2Placeholder signature — suppress only
  when ALL of RWM + reading + writing + maths are 0 (special/suppressed
  signature), not on a bare rwm === 0. A genuine 0% combined (some pupils met
  individual subjects but not all three) is not all-zero, so it stays
  comparable and shows its real figure + trend.
- SecondarySchoolRow: Attainment 8 is a single 0–80 score with no subject
  breakdown to form an all-zero signature, so key off establishment type only
  (drop the bare att8 === 0 guard). A genuine (if extreme) 0.0 shows its value
  + LA delta.
- For consistency, apply the same to the detail views: drop the bare
  attainment_8_score === 0 guard (KS4 keys off isSpecial only); KS2 keeps the
  all-four-subjects-zero placeholder signature.

Special schools / PRUs / AP are still handled via isSpecialSchool everywhere.
tsc clean; 108/108 unit.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0146VHeLAWjDVE2B5uU67jCB
2026-07-20 21:58:13 +01:00
TudorandClaude Opus 4.8 ae6ef6860b fix: don't portray special schools as failing the mainstream benchmark
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Special schools, PRUs and alternative provision teach pupils with SEND who
sit the same KS2/KS4 assessments but very few reach the mainstream "expected
standard". Their headline attainment is therefore ~0% (or a very low
Attainment 8), and the site was comparing that to the England average and
painting it red — e.g. Greenmead School (a community special school) rendered
as "0.0% — −62 pts below England average" with three 0% red SATs bars. That
portrays a special school as catastrophically failing against a benchmark
that doesn't fit it.

Add a shared `isSpecialSchool()` helper (detects every DfE special-school
establishment type — all contain "special" — plus PRUs / alternative
provision) and drop the mainstream England comparison + "below" framing for
these schools across every surface:

- Detail (primary + secondary): a plain-English context note explaining the
  school is special and why the comparison isn't shown; England-average delta
  chips, "England avg" hints, the SATs national markers, the Attainment-8
  "vs national" bar and the trend chart's England overlay are all suppressed.
  An all-zero placeholder SATs row hides the (empty) subject bar chart and the
  "why is combined lower" bridge.
- Rankings / search rows (primary + secondary): the mainstream RWM / Attainment
  8 stat shows "—" with no "vs national" delta, instead of "0% · −62 vs
  national".
- Compare: special schools' attainment values are dropped (no misleading dot
  at 0% / no "Below England average" chip); progress banding, which IS a fair
  measure for special schools, is kept.

Belt-and-braces zero-guard: a whole-row zero attainment (special or a
suppressed cohort) is also treated as not-comparable, while a legitimate
single 0 (e.g. 0% exceeding at a mainstream school) stays comparable.

Tests: new isSpecialSchool unit tests (every DfE special type matched, no
mainstream false positives); an e2e journey asserts Greenmead shows the
special-school note and no England-average comparison. tsc clean; 108/108 unit.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0146VHeLAWjDVE2B5uU67jCB
2026-07-20 20:39:16 +01:00