fix(pda): preserve authoritative overseas receiving reservation hints

tests/receiving-adapter.test.mjs

@@ -1,6 +1,53 @@
 import test from 'node:test'
 import assert from 'node:assert/strict'
-import { isNoCurrentReceiving, isReceivingConflict, normalizeReceivingCandidate, normalizeReceivingSession, RECEIVING_PHOTO_ROLES, toReceivingError } from '../src/api/receiving-adapter.js'
+import { isNoCurrentReceiving, isReceivingConflict, normalizeReceivingAssignment, normalizeReceivingInbound, normalizeReceivingCandidate, normalizeReceivingSession, RECEIVING_PHOTO_ROLES, toReceivingError } from '../src/api/receiving-adapter.js'
+import { readFile } from 'node:fs/promises'
+
+test('assignment hints are server booleans only and merge is disabled by default', () => {
+	for (const value of [undefined, null, false, 1, 'true', 'false']) {
+		const result = normalizeReceivingAssignment({ assigned: value, mergeAllowed: value, urgent: value, mergeHint: 'do not expose' })
+		assert.deepEqual(result, { assigned: false, mergeAllowed: false, urgent: false, mergeHint: '' })
+	}
+	const flags = { assigned: true, mergeAllowed: true, urgent: true, mergeHint: '  按平台安排合托  ' }
+	const session = normalizeReceivingSession({ inbounds: [flags] })
+	assert.equal(session.inbounds[0].mergeHint, '按平台安排合托')
+	assert.equal(session.inbounds[0].assigned, true)
+	assert.equal(session.inbounds[0].urgent, true)
+})
+
+test('reservation mismatch asks for the reserved pallet and retains diagnostics', () => {
+	const result = toReceivingError({ code: 'A0409', message: 'Scanned pallet does not match the reserved inbound plan resource', requestId: 'request-1', traceId: 'trace-1' })
+	assert.equal(result.message, '扫描托盘与入仓计划预留资源不一致，请扫描已预留的托盘')
+	assert.equal(result.requestId, 'request-1')
+	assert.equal(result.traceId, 'trace-1')
+})
+
+test('first scan and receipt requests confirm server reservations without resource assignment commands', async () => {
+	const source = await readFile(new URL('../src/api/inbound.js', import.meta.url), 'utf8')
+	const calls = []
+	const api = new Function('overseasRequest', 'normalizeReceivingAssignment', 'normalizeReceivingInbound', source.replace(/^import .*$/gm, '').replace(/^export /gm, '') + '; return {resolveCurrentCarton,resolveCurrentPallet,receiveCurrentBulk,receiveCurrentCarton};')(async (...args) => {
+		calls.push(args)
+		return { compatible: true, assigned: true, mergeAllowed: 'true', urgent: true, mergeHint: 'unsafe hint' }
+	}, normalizeReceivingAssignment, normalizeReceivingInbound)
+	assert.equal((await api.resolveCurrentCarton('BOX-1')).mergeAllowed, false)
+	assert.equal((await api.resolveCurrentPallet('P-1', 'IN-1')).compatible, true)
+	assert.equal((await api.receiveCurrentBulk({ inboundCode: 'IN-1', palletCode: 'P-1', packageCount: 2 })).urgent, true)
+	assert.equal((await api.receiveCurrentCarton({ cartonMark: 'BOX-1', palletCode: 'P-1' })).mergeHint, '')
+	assert.deepEqual(calls, [
+		['POST', '/pda/v1/last-leg/receiving-containers/current/cartons/resolve', { cartonMark: 'BOX-1' }],
+		['POST', '/pda/v1/last-leg/receiving-containers/current/pallets/resolve', { palletCode: 'P-1', inboundCode: 'IN-1' }],
+		['POST', '/pda/v1/last-leg/receiving-containers/current/receipts/bulk', { inboundCode: 'IN-1', palletCode: 'P-1', packageCount: 2 }],
+		['POST', '/pda/v1/last-leg/receiving-containers/current/receipts/carton', { cartonMark: 'BOX-1', palletCode: 'P-1' }]
+	])
+	const page = await readFile(new URL('../src/pages/operation/operation.vue', import.meta.url), 'utf8')
+	assert.match(page, /activeInbound\.assigned/)
+	assert.match(page, /activeInbound\.urgent/)
+	assert.match(page, /activeInbound\.mergeAllowed && activeInbound\.mergeHint/)
+	const gate = page.match(/canSubmitReceipt\(\) \{.*?\},/)?.[0]
+	assert.ok(gate)
+	assert.doesNotMatch(gate, /mergeAllowed|assigned|urgent/)
+	assert.match(gate, /resolvedPallet\?\.compatible/)
+})
 
 test('receiving adapter preserves the three signed photo roles in workflow order', () => {
 	const snowflakeFileId = '2092476334483931138'