plant: private Cargill Gouda tracker (/trackers/cargill)

Owner-only tracker for learning the Cargill Bioindustrial plant in Gouda:
schema plant (entries, links with confidence, pending refs), plant.apply_entries
bulk import, overview with clusters and flow diagram, kind tabs, glossary,
questions, detail pages and owner inline editing. Docs in docs/plant-tracker.md.

src/lib/plant.test.ts

@@ -0,0 +1,79 @@
+import { describe, expect, it } from 'vitest';
+import {
+	KIND_TAB,
+	PLANT_KINDS,
+	entryHref,
+	kindFromSegment,
+	kindFromTab,
+	layoutFlow,
+	matches,
+	slugify,
+	tabHref
+} from './plant';
+
+describe('plant tracker', () => {
+	it('lays the flow out top to bottom, ignoring dashed loops', () => {
+		// oil → clean → split → col → dimer, dimer ⇢ col (dashed), clean ⇢ ester, col → ester
+		const nodes = [1, 2, 3, 4, 5, 6].map((id) => ({ id, sort: id }));
+		const edges = [
+			{ from: 1, to: 2, dashed: false },
+			{ from: 2, to: 3, dashed: false },
+			{ from: 3, to: 4, dashed: false },
+			{ from: 4, to: 5, dashed: false },
+			{ from: 5, to: 4, dashed: true },
+			{ from: 2, to: 6, dashed: true },
+			{ from: 4, to: 6, dashed: false }
+		];
+		const { placed, width, height } = layoutFlow(nodes, edges);
+		const layer = Object.fromEntries(placed.map((p) => [p.id, p.layer]));
+		expect(layer).toEqual({ 1: 0, 2: 1, 3: 2, 4: 3, 5: 4, 6: 4 });
+		expect(width).toBeGreaterThan(0);
+		expect(height).toBeGreaterThan(0);
+	});
+
+	it('survives a solid cycle', () => {
+		const { placed } = layoutFlow(
+			[
+				{ id: 1, sort: 0 },
+				{ id: 2, sort: 1 }
+			],
+			[
+				{ from: 1, to: 2, dashed: false },
+				{ from: 2, to: 1, dashed: false }
+			]
+		);
+		expect(placed.map((p) => p.layer)).toEqual([0, 1]);
+	});
+
+	it('maps kinds to URLs and back', () => {
+		expect(entryHref({ kind: 'process_step', slug: 'splitting' })).toBe(
+			'/trackers/cargill/process-step/splitting'
+		);
+		expect(kindFromSegment('process-step')).toBe('process_step');
+		expect(kindFromSegment('nope')).toBeNull();
+		expect(slugify('Lab (QC) – Ëster')).toBe('lab-qc-ester');
+	});
+});
+
+describe('tabs and search', () => {
+	it('maps kinds to tabs and back', () => {
+		for (const k of PLANT_KINDS) expect(kindFromTab(KIND_TAB[k])).toBe(k);
+		expect(kindFromTab('nope')).toBeNull();
+		expect(kindFromTab(null)).toBeNull();
+		expect(tabHref('process_step')).toBe('/trackers/cargill?tab=process');
+		expect(tabHref(null)).toBe('/trackers/cargill');
+	});
+	it('matches all words, ignoring case and accents', () => {
+		const e = {
+			title: 'Dimer acids',
+			slug: 'dimer-acids',
+			summary: 'Twee vetzuren',
+			body: null,
+			tags: ['product']
+		};
+		expect(matches(e, 'DIMER twee')).toBe(true);
+		expect(matches(e, 'dimer ester')).toBe(false);
+		expect(matches({ ...e, title: 'Crème' }, 'creme')).toBe(true);
+		expect(matches(e, '  ')).toBe(true);
+	});
+});