groceries stats: fix array/json params for the app client (live store filter 500), CPI axis, header spacing

src/lib/server/groceries/stats.ts

@@ -41,6 +41,8 @@ type Tx = TransactionSql;
 const ALL = 'all';
 // Leaves under food tops that are not edible (the taxonomy flags them food via their top).
 const NON_FOOD_LEAVES = ['baby-kind--luiers', 'baby-kind--verzorging', 'baby-kind--accessoires'];
+// Passed as an array literal: the app's postgres client doesn't serialise JS arrays here.
+const NON_FOOD_ARR = `{${NON_FOOD_LEAVES.join(',')}}`;
 
 // Own (private-label) brands per store, as a regex on lower(brand). Superunie labels are shared
 // by its members (Dirk, Hoogvliet, Vomar, PLUS). `unbranded`: items without a brand are the
@@ -327,10 +329,10 @@ async function prepare(tx: Tx, scope: StatsScope, stores: number[] | null) {
 		left join groceries.groups g on g.id = i.group_id
 		left join groceries.categories c on c.id = i.category_id
 		left join groceries.categories tc on tc.id = coalesce(c.parent_id, c.id)
-		left join json_to_recordset(${tx.json(OWN_BRANDS as never)}::json)
+		left join json_to_recordset(${JSON.stringify(OWN_BRANDS)}::text::json)
 			as ob(slug text, rx text, unbranded boolean) on ob.slug = s.slug
 		where i.available and i.price_cents > 0 and i.unit_price_cents > 0 and i.unit is not null
-			and (${scope} = 'all' or (i.is_food and coalesce(c.slug, '') <> all(${NON_FOOD_LEAVES})
+			and (${scope} = 'all' or (i.is_food and coalesce(c.slug, '') <> all(${NON_FOOD_ARR}::text[])
 				and i.name !~* 'e-?gift|cadeaukaart|giftcard|gift card'))
 			and (${storeArr}::int[] is null or i.store_id = any(${storeArr}::int[]))
 			and i.unit_price_cents >= case i.unit when 'piece' then 1 else 10 end
@@ -717,7 +719,7 @@ async function history(tx: Tx, scope: StatsScope, stores: number[] | null) {
 		join groceries.stores s on s.id = i.store_id and s.archived_at is null
 		left join groceries.categories c on c.id = i.category_id
 		left join groceries.categories tc on tc.id = coalesce(c.parent_id, c.id)
-		where (${scope} = 'all' or (i.is_food and coalesce(c.slug, '') <> all(${NON_FOOD_LEAVES})
+		where (${scope} = 'all' or (i.is_food and coalesce(c.slug, '') <> all(${NON_FOOD_ARR}::text[])
 				and i.name !~* 'e-?gift|cadeaukaart|giftcard|gift card'))
 			and (${storeArr}::int[] is null or i.store_id = any(${storeArr}::int[]))`;
 	await tx`create unique index on it (id)`;
@@ -904,7 +906,7 @@ async function history(tx: Tx, scope: StatsScope, stores: number[] | null) {
 async function basket(tx: Tx) {
 	const rows = await tx`
 		with st as (
-			select * from json_to_recordset(${tx.json(STAPLES as never)}::json)
+			select * from json_to_recordset(${JSON.stringify(STAPLES)}::text::json)
 				as x(key text, rx text, nrx text, units text, qty float8, cats text, min float8, max float8,
 					"pieceKg" float8)
 		),

src/routes/trackers/groceries/stats/+page.svelte

@@ -394,7 +394,12 @@
 			tooltip: { trigger: 'axis', valueFormatter: (v: number) => (v == null ? '–' : v.toFixed(2)) },
 			legend: legend(t),
 			xAxis: { type: 'category', data: (s?.days ?? []).map(fmtDay), axisLabel: { color: t.muted } },
-			yAxis: axisVal(t),
+			yAxis: {
+				...axisVal(t),
+				scale: true,
+				minInterval: 0.1,
+				axisLabel: { color: t.muted, formatter: (v: number) => v.toFixed(1) }
+			},
 			series: ids.map((k) => ({
 				name: sname(Number(k)),
 				type: 'line',
@@ -588,8 +593,8 @@
 			<p class="mt-2 flex flex-wrap items-center gap-1.5 text-sm text-[var(--site-muted)]">
 				<Lock size={14} aria-hidden="true" />
 				{#if ready && meta}
-					Snapshot of {fmtDay(ready.day)} · {historyDays} day{historyDays === 1 ? '' : 's'} of price history{#if ready.durationMs}
+					Snapshot of {fmtDay(ready.day)} · {historyDays} day{historyDays === 1 ? '' : 's'} of price history
-						· computed in {(ready.durationMs / 1000).toFixed(1)} s{/if}
+					{#if ready.durationMs}· computed in {(ready.durationMs / 1000).toFixed(1)} s{/if}
 				{:else}Who's cheapest, how often, and by how much.{/if}
 			</p>
 		</div>