fix(android): retain verified spec selections (#224 )

fix(android): revalidate offscreen selected specs (#224 )
fix(purchase): reuse validated probe mappings (#223 )
2026-09-05 16:33:24 +08:00 · 2026-09-05 16:21:01 +08:00 · 2026-09-05 15:21:17 +08:00 · 2026-09-05 12:40:19 +08:00 · 2026-09-05 10:54:02 +08:00 · 2026-09-05 10:34:35 +08:00
20 changed files with 938 additions and 94 deletions
@@ -11,8 +11,8 @@ android {
        applicationId = "cn.ilapage.goauto.agent"
        minSdk = 23
        targetSdk = 34
-        versionCode = 54
-        versionName = "0.9.41"
+        versionCode = 59
+        versionName = "0.9.46"

        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"

@@ -36,6 +36,49 @@ class PurchaseLiveAutomation(
    private var submitAttempted = false
    var lastOrderReadFailure: PurchaseOrderReadFailure? = null
        private set
+
+    /**
+     * Advances an already verified spec selector to the order confirmation
+     * page. Only the selector's unique exact confirm button is clickable; an
+     * order-submit or payment control can never satisfy this transition.
+     */
+    fun advanceToOrderConfirmation() {
+        var snapshot = driver.capture()
+        pageProblem(snapshot)
+        if (orderConfirmationReady(snapshot)) return
+        if (snapshot.packageName != PDD_PACKAGE) {
+            fail("PURCHASE_SPEC_CONFIRMATION_NOT_READY", "当前不是拼多多规格页面，未创建订单")
+        }
+        val screen = PddScreenParser.parse(snapshot, PurchaseRehearsalExecutor.DEFAULT_COLLECTOR, "", null)
+        if (screen.specPanelType !in setOf(SpecPanelType.NORMAL_SCROLLABLE, SpecPanelType.NON_SCROLLABLE_CONFIRMATION)) {
+            fail("PURCHASE_SPEC_CONFIRMATION_NOT_READY", "当前规格面板不能安全确认，未创建订单")
+        }
+        val aliases = PurchaseRehearsalExecutor.DEFAULT_COLLECTOR.textAliases.specPanel.confirmAliases
+            .map { it.replace(" ", "") }
+            .toSet()
+        val targets = snapshot.nodes.filter { node ->
+            node.visible && node.enabled && node.clickable && node.label.replace(" ", "") in aliases
+        }.distinctBy { it.path }
+        if (targets.isEmpty()) {
+            fail("PURCHASE_SPEC_CONFIRM_TARGET_MISSING", "没有找到唯一的规格确认按钮，未创建订单")
+        }
+        if (targets.size > 1) {
+            fail("PURCHASE_SPEC_CONFIRM_TARGET_AMBIGUOUS", "规格确认按钮不唯一，未创建订单")
+        }
+        when (driver.clickFresh(targets.single())) {
+            FreshActionResult.SUCCESS -> Unit
+            FreshActionResult.AMBIGUOUS -> fail("PURCHASE_SPEC_CONFIRM_TARGET_AMBIGUOUS", "规格确认按钮不唯一，未创建订单")
+            else -> fail("PURCHASE_SPEC_CONFIRM_CLICK_FAILED", "规格确认按钮点击失败，未创建订单")
+        }
+        repeat(SPEC_CONFIRMATION_MAX_SAMPLES) {
+            pause(SPEC_CONFIRMATION_SAMPLE_INTERVAL_MS)
+            snapshot = driver.capture()
+            pageProblem(snapshot)
+            if (orderConfirmationReady(snapshot)) return
+        }
+        fail("PURCHASE_SPEC_CONFIRMATION_UNCONFIRMED", "规格确认后没有进入订单确认页，未创建订单")
+    }
+
    fun updateShippingAddress(addressSuffix: String): ShippingAddressProof {
        if (!addressSuffix.matches(Regex("^_cg[1-9][0-9]*$"))) fail("PURCHASE_ADDRESS_UPDATE_FAILED", "采购任务的地址标记无效")
        var snapshot = driver.capture()
@@ -407,6 +450,13 @@ class PurchaseLiveAutomation(
        snapshot.nodes.filter { node -> node.visible && node.enabled && FINAL_SUBMIT_MARKERS.any { node.label == it || node.label.startsWith(it) } },
    )

+    private fun orderConfirmationReady(snapshot: UiSnapshot): Boolean {
+        if (snapshot.packageName != PDD_PACKAGE) return false
+        if (snapshot.nodes.any { it.visible && it.enabled && MASKED_PHONE.containsMatchIn(it.label) }) return true
+        return PddScreenParser.parse(snapshot, PurchaseRehearsalExecutor.DEFAULT_COLLECTOR, "", null).specPanelType ==
+            SpecPanelType.ORDER_CONFIRMATION
+    }
+
    /** A post-submit navigation target is allowed only when it is one exact, non-payment PDD order-detail entry. */
    private fun orderDetailEntryTargets(snapshot: UiSnapshot): List<SnapshotNode> = uniqueClickable(
        snapshot,
@@ -483,5 +533,7 @@ class PurchaseLiveAutomation(
        const val ORDER_RESULT_PAYMENT_POST_BACK_MAX_SAMPLES = 3
        const val ORDER_RESULT_SCROLL_SAMPLE_INTERVAL = 15
        const val ORDER_RESULT_SAMPLE_INTERVAL_MS = 200L
+        const val SPEC_CONFIRMATION_MAX_SAMPLES = 20
+        const val SPEC_CONFIRMATION_SAMPLE_INTERVAL_MS = 100L
    }
 }
@@ -83,6 +83,10 @@ class PurchaseRehearsalExecutor(
        val specSelectionProofs = mutableMapOf<String, ExactSpecSelectionProof>()
        val live = PurchaseLiveAutomation(driver, pause)
        for (action in rule.actions) {
+            // spec_probe already opened this task's URL and the server reserves
+            // the device while matching. Skip the whole navigation action,
+            // including its configured wait/swipe hooks, in phase two.
+            if (input.phase == "purchase" && action.type == PurchaseActionType.OPEN_PRODUCT) continue
            stepChanged(action.type.wireName)
            val failure = when (action.type) {
                PurchaseActionType.OPEN_PRODUCT -> openProduct(input, action)
@@ -101,6 +105,7 @@ class PurchaseRehearsalExecutor(
                    null
                }
                PurchaseActionType.UPDATE_SHIPPING_ADDRESS -> try {
+                    live.advanceToOrderConfirmation()
                    addressProof = live.updateShippingAddress(input.addressSuffix)
                    null
                } catch (error: PurchaseLiveException) {
@@ -208,10 +213,20 @@ class PurchaseRehearsalExecutor(
        var clickAttempted = false
        var nextClickPoll = 0
        var lastClickReason = FreshClickReason.UNKNOWN
+        var stableEvidenceReads = 0
+        var pddForegroundObserved = false
        repeat(OPEN_PRODUCT_POLL_LIMIT) { poll ->
            val snapshot = driver.capture()
            pageProblem(snapshot)?.let { return it }
-            if (snapshot.packageName == PDD_PACKAGE) return null
+            if (snapshot.packageName == PDD_PACKAGE) {
+                pddForegroundObserved = true
+                val screen = PddScreenParser.parse(snapshot, DEFAULT_COLLECTOR, input.goodsId, null)
+                stableEvidenceReads = if (screen.hasPurchaseProductEvidence()) stableEvidenceReads + 1 else 0
+                if (stableEvidenceReads >= PRODUCT_PAGE_STABLE_READS) return null
+                pause(OPEN_PRODUCT_POLL_MILLIS)
+                return@repeat
+            }
+            stableEvidenceReads = 0
            val candidates = snapshot.nodes.filter { it.visible && it.enabled && it.label in aliases }
            if (candidates.size > 1) return failure("RULE_AMBIGUOUS", "打开拼多多按钮不唯一")
            if (candidates.size == 1 && poll >= nextClickPoll) {
@@ -229,6 +244,9 @@ class PurchaseRehearsalExecutor(
            }
            pause(OPEN_PRODUCT_POLL_MILLIS)
        }
+        if (pddForegroundObserved) {
+            return failure("PDD_DETAIL_ENTRY_FAILED", "打开拼多多后未识别到稳定商品页面")
+        }
        if (clickAttempted) {
            val message = when (lastClickReason) {
                FreshClickReason.ROOT_UNAVAILABLE, FreshClickReason.TARGET_NOT_FOUND -> "打开拼多多入口发生变化"
@@ -242,14 +260,20 @@ class PurchaseRehearsalExecutor(
    }

    private fun verifyProduct(input: PurchaseExecutionInput): PurchaseExecutionOutcome? {
-        repeat(50) {
+        var stableEvidenceReads = 0
+        repeat(PRODUCT_PAGE_POLL_LIMIT) {
            val snapshot = driver.capture()
            pageProblem(snapshot)?.let { return it }
            val screen = PddScreenParser.parse(snapshot, DEFAULT_COLLECTOR, input.goodsId, null)
            if (screen.hasPurchaseProductEvidence()) {
-                return recoverSoldOut(input, screen)
+                stableEvidenceReads++
+                if (stableEvidenceReads >= PRODUCT_PAGE_STABLE_READS) {
+                    return recoverSoldOut(input, screen)
+                }
+            } else {
+                stableEvidenceReads = 0
            }
-            pause(100)
+            pause(OPEN_PRODUCT_POLL_MILLIS)
        }
        return failure("PDD_DETAIL_ENTRY_FAILED", "没有进入拼多多商品页面")
    }
@@ -347,7 +371,10 @@ class PurchaseRehearsalExecutor(
                "规格入口手势目标不唯一 [${specEntryEvidence(screen, 1, entryReadyWaitPolls)}]",
            )
            FreshActionResult.SUCCESS -> Unit
-            else -> return failure(SPEC_ENTRY_CLICK_FAILED, click.reason.specEntrySubreason())
+            else -> return failure(
+                SPEC_ENTRY_CLICK_FAILED,
+                click.reason.specEntrySubreasonAfterGestureFailure(),
+            )
        }
        wait = waitForSpecPanel(input, specActionSignature(wait.screen))
        wait.failure?.let { return it }
@@ -454,6 +481,12 @@ class PurchaseRehearsalExecutor(
        else -> "unknown"
    }

+    private fun FreshClickReason.specEntrySubreasonAfterGestureFailure(): String = when (this) {
+        FreshClickReason.SUCCESS -> "gesture_failed_after_action_click_no_effect"
+        FreshClickReason.UNKNOWN -> "gesture_failed_after_unclassified_action_result"
+        else -> specEntrySubreason()
+    }
+
    private fun selectSpecs(
        input: PurchaseExecutionInput,
        rule: PurchaseRule,
@@ -575,7 +608,11 @@ class PurchaseRehearsalExecutor(
        return matchingCandidates.size == 1 && matchingCandidates.single() == target
    }

-    private data class ExactSpecSelectionProof(val dimension: String, val target: String)
+    private data class ExactSpecSelectionProof(
+        val dimension: String,
+        val target: String,
+        val panelType: SpecPanelType,
+    )

    private fun exactSpecSelectionProof(
        screen: ParsedPddScreen,
@@ -587,7 +624,7 @@ class PurchaseRehearsalExecutor(
        val tokenCandidates = screen.dimensions.filter { it.key == dimension }.flatMap { it.values }.filter { candidate ->
            if (dimension == "size") SpecValueNormalizer.primarySizeToken(candidate.text) == token else candidate.text == token
        }
-        return ExactSpecSelectionProof(dimension, target).takeIf {
+        return ExactSpecSelectionProof(dimension, target, screen.specPanelType).takeIf {
            tokenCandidates.size == 1 && tokenCandidates.single().text == target
        }
    }
@@ -598,6 +635,9 @@ class PurchaseRehearsalExecutor(
        val summaryTokenMatched: Boolean,
        val candidateCount: Int,
        val proofPresent: Boolean,
+        val targetMatchCount: Int = 0,
+        val relocationAttempted: Boolean = false,
+        val relocationSwipes: Int = 0,
    )

    private fun verifyExactSpecSelection(
@@ -608,15 +648,21 @@ class PurchaseRehearsalExecutor(
    ): FinalSpecVerification {
        val candidates = screen.dimensions.filter { it.key == dimension }.flatMap { it.values }
        val matchingNodes = candidates.filter { it.text == target }
-        val proofPresent = proof?.dimension == dimension && proof.target == target
+        val proofPresent = proof?.dimension == dimension && proof.target == target && proof.panelType == screen.specPanelType
        if (matchingNodes.size == 1 && (matchingNodes.single().node.selected || matchingNodes.single().node.checked)) {
-            return FinalSpecVerification(true, "selected_node", false, candidates.size, proofPresent)
+            return FinalSpecVerification(true, "selected_node", false, candidates.size, proofPresent, matchingNodes.size)
+        }
+        if (candidates.any { it.text != target && (it.node.selected || it.node.checked) }) {
+            return FinalSpecVerification(false, "visible_selected_conflict", false, candidates.size, proofPresent, matchingNodes.size)
        }

        val token = if (dimension == "size") SpecValueNormalizer.primarySizeToken(target) else target.trim()
        val summaryTokenMatched = !token.isNullOrBlank() && SpecValueNormalizer.summaryHasExactToken(screen.selectedSummary, token)
        if (!summaryTokenMatched) {
-            return FinalSpecVerification(false, "summary_token_missing", false, candidates.size, proofPresent)
+            if (screen.selectedSummary == null && screen.specPanelOpen && proofPresent) {
+                return FinalSpecVerification(true, "attempt_selection_state", false, candidates.size, true, matchingNodes.size)
+            }
+            return FinalSpecVerification(false, "summary_token_missing", false, candidates.size, proofPresent, matchingNodes.size)
        }
        // PDD can rerender or scroll the previously selected dimension out of
        // the current viewport while the selected summary remains visible. A
@@ -627,18 +673,83 @@ class PurchaseRehearsalExecutor(
            if (dimension == "size") SpecValueNormalizer.primarySizeToken(candidate.text) == token else candidate.text == token
        }
        if (visibleTokenMatches.size == 1 && visibleTokenMatches.single().text == target) {
-            return FinalSpecVerification(true, "visible_candidate", true, candidates.size, proofPresent)
+            return FinalSpecVerification(true, "visible_candidate", true, candidates.size, proofPresent, matchingNodes.size)
        }
        if (visibleTokenMatches.isNotEmpty()) {
-            return FinalSpecVerification(false, "visible_candidate_conflict", true, candidates.size, proofPresent)
+            return FinalSpecVerification(false, "visible_candidate_conflict", true, candidates.size, proofPresent, matchingNodes.size)
        }
        return if (proofPresent) {
-            FinalSpecVerification(true, "attempt_selection_proof", true, candidates.size, true)
+            FinalSpecVerification(true, "attempt_selection_proof", true, candidates.size, true, matchingNodes.size)
        } else {
-            FinalSpecVerification(false, "selection_proof_missing", true, candidates.size, false)
+            FinalSpecVerification(false, "selection_proof_missing", true, candidates.size, false, matchingNodes.size)
        }
    }

+    private fun verifyExactSpecSelectionWithRelocation(
+        input: PurchaseExecutionInput,
+        dimension: String,
+        target: String,
+        proof: ExactSpecSelectionProof?,
+    ): FinalSpecVerification {
+        var screen = currentScreen(input)
+        screen.problem?.let {
+            return FinalSpecVerification(false, it.code, false, 0, proof != null)
+        }
+        var verification = verifyExactSpecSelection(screen, dimension, target, proof)
+        if (verification.confirmed || verification.targetMatchCount > 0 || verification.reason == "visible_selected_conflict") return verification
+        if (!screen.specPanelOpen) return verification.copy(reason = "relocation_panel_closed", relocationAttempted = true)
+
+        var signature = screen.dimensions.joinToString("|") { item ->
+            "${item.key}:${item.values.joinToString(",") { value -> "${value.text}:${value.available}" }}"
+        }
+        var swipes = 0
+        for ((direction, limit) in listOf(SwipeDirection.DOWN to 3, SwipeDirection.UP to 6)) {
+            for (attempt in 0 until limit) {
+                val container = screen.specPanelContainer
+                    ?: return verification.copy(
+                        reason = "relocation_container_missing",
+                        relocationAttempted = true,
+                        relocationSwipes = swipes,
+                    )
+                if (!driver.swipePurchaseIn(container, direction, 350)) {
+                    return verification.copy(
+                        reason = "relocation_swipe_failed",
+                        relocationAttempted = true,
+                        relocationSwipes = swipes,
+                    )
+                }
+                swipes++
+                pause(300)
+                screen = currentScreen(input)
+                screen.problem?.let {
+                    return verification.copy(
+                        reason = it.code,
+                        relocationAttempted = true,
+                        relocationSwipes = swipes,
+                    )
+                }
+                if (!screen.specPanelOpen) {
+                    return verification.copy(
+                        reason = "relocation_panel_closed",
+                        relocationAttempted = true,
+                        relocationSwipes = swipes,
+                    )
+                }
+                verification = verifyExactSpecSelection(screen, dimension, target, proof).copy(
+                    relocationAttempted = true,
+                    relocationSwipes = swipes,
+                )
+                if (verification.confirmed || verification.targetMatchCount > 0 || verification.reason == "visible_selected_conflict") return verification
+                val refreshedSignature = screen.dimensions.joinToString("|") { item ->
+                    "${item.key}:${item.values.joinToString(",") { value -> "${value.text}:${value.available}" }}"
+                }
+                if (refreshedSignature == signature) break
+                signature = refreshedSignature
+            }
+        }
+        return verification.copy(relocationAttempted = true, relocationSwipes = swipes)
+    }
+
    private data class SpecLookup(val node: SnapshotNode? = null, val failure: PurchaseExecutionOutcome? = null)

    /**
@@ -726,23 +837,26 @@ class PurchaseRehearsalExecutor(
        observedPrice: Long?,
        selectionProofs: Map<String, ExactSpecSelectionProof>,
    ): PurchaseExecutionOutcome? {
-        val screen = currentScreen(input)
-        screen.problem?.let { return failure(it.code, it.message) }
        val selected = listOf("color" to input.mappedColor, "size" to input.mappedSize).filter { it.second.isNotBlank() }.map { (dimension, rawTarget) ->
            dimension to (normalizedTarget(dimension, rawTarget)
                ?: return failure(SPEC_SAFE_TARGET_MISSING, "下发规格无法安全规范化"))
        }
        selected.forEach { (dimension, target) ->
-            val verification = verifyExactSpecSelection(screen, dimension, target, selectionProofs[dimension])
+            val verification = verifyExactSpecSelectionWithRelocation(input, dimension, target, selectionProofs[dimension])
            if (!verification.confirmed) {
+                val screen = currentScreen(input)
                val panel = screen.specPanelType.name.lowercase()
                val diagnostic = "dimension=$dimension,reason=${verification.reason},panel=$panel," +
                    "summary=${screen.selectedSummary != null},tokenMatched=${verification.summaryTokenMatched}," +
-                    "candidates=${verification.candidateCount},proof=${verification.proofPresent}"
+                    "candidates=${verification.candidateCount},targetMatches=${verification.targetMatchCount}," +
+                    "proof=${verification.proofPresent}," +
+                    "relocated=${verification.relocationAttempted},relocationSwipes=${verification.relocationSwipes}"
                return failure(SPEC_SELECTION_UNCONFIRMED, "最终规格复核未能确认精确选中状态 [$diagnostic]")
            }
        }
        if (readQuantity() != input.quantity) return failure("PURCHASE_QUANTITY_MISMATCH", "最终数量复核失败")
+        val screen = currentScreen(input)
+        screen.problem?.let { return failure(it.code, it.message) }
        val price = screen.priceCent ?: observedPrice ?: return failure("RULE_NOT_MATCHED", "最终价格复核失败")
        if (price !in input.minUnitPriceCent..input.maxUnitPriceCent) {
            return failure("PURCHASE_PRICE_OUT_OF_RANGE", "当前商品单价超出允许范围", price)
@@ -809,7 +923,9 @@ class PurchaseRehearsalExecutor(

    companion object {
        private const val PDD_PACKAGE = "com.xunmeng.pinduoduo"
-        private const val OPEN_PRODUCT_POLL_LIMIT = 50
+        private const val OPEN_PRODUCT_POLL_LIMIT = 150
+        private const val PRODUCT_PAGE_POLL_LIMIT = 150
+        private const val PRODUCT_PAGE_STABLE_READS = 2
        private const val OPEN_PRODUCT_RETRY_POLLS = 10
        private const val OPEN_PRODUCT_POLL_MILLIS = 100L
        private const val SPEC_ENTRY_READY_WAIT_POLLS = 20
@@ -256,13 +256,20 @@ class AgentForegroundService : Service() {
        flushPurchaseOutbox(api, token)
        val collectionCooldown = activeCollectionCooldown()
        val purchaseTask = api.nextPurchaseTask(token)
-        when (TaskDispatchPolicy.decide(purchaseTask != null, collectionCooldown != null)) {
+        when (TaskDispatchPolicy.decide(purchaseTask?.status, collectionCooldown != null)) {
            TaskDispatchDecision.RUN_PURCHASE -> {
                cancelIdleReturn("收到新的采购任务")
                releaseCollectionCooldownWakeLock()
                schedulePurchaseTask(api, requireNotNull(purchaseTask), token)
                return MANUAL_PURCHASE_TASK
            }
+            TaskDispatchDecision.WAIT_FOR_PURCHASE_MATCH -> {
+                val waitingTask = requireNotNull(purchaseTask)
+                cancelIdleReturn("等待采购规格匹配")
+                stateStore.update("ONLINE", "采购任务 #${waitingTask.taskId} 正在匹配规格", tokenStored = true)
+                updateNotification("采购任务 #${waitingTask.taskId} 等待规格匹配")
+                return MANUAL_PURCHASE_MATCH_PENDING
+            }
            TaskDispatchDecision.WAIT_FOR_COLLECTION_COOLDOWN -> {
                val ticket = requireNotNull(collectionCooldown)
                showCollectionCooldown(ticket)
@@ -1074,6 +1081,7 @@ class AgentForegroundService : Service() {
        const val MANUAL_EMPTY = "empty"
        const val MANUAL_COLLECTION_TASK = "collection_task"
        const val MANUAL_PURCHASE_TASK = "purchase_task"
+        const val MANUAL_PURCHASE_MATCH_PENDING = "purchase_match_pending"
        const val MANUAL_BUSY = "busy"
        const val MANUAL_CONFIG_REQUIRED = "config_required"
        const val MANUAL_AUTH_ERROR = "auth_error"
@@ -99,13 +99,15 @@ internal object CollectionCooldownPolicy {

 internal enum class TaskDispatchDecision {
    RUN_PURCHASE,
+    WAIT_FOR_PURCHASE_MATCH,
    WAIT_FOR_COLLECTION_COOLDOWN,
    CHECK_COLLECTION,
 }

 internal object TaskDispatchPolicy {
-    fun decide(purchaseAvailable: Boolean, collectionCooldownActive: Boolean): TaskDispatchDecision = when {
-        purchaseAvailable -> TaskDispatchDecision.RUN_PURCHASE
+    fun decide(purchaseStatus: String?, collectionCooldownActive: Boolean): TaskDispatchDecision = when {
+        purchaseStatus == "spec_probe_pending" -> TaskDispatchDecision.WAIT_FOR_PURCHASE_MATCH
+        purchaseStatus != null -> TaskDispatchDecision.RUN_PURCHASE
        collectionCooldownActive -> TaskDispatchDecision.WAIT_FOR_COLLECTION_COOLDOWN
        else -> TaskDispatchDecision.CHECK_COLLECTION
    }
@@ -86,15 +86,19 @@ class CollectionCooldownPolicyTest {
    fun `purchase keeps priority while collection waits for cooldown`() {
        assertEquals(
            TaskDispatchDecision.RUN_PURCHASE,
-            TaskDispatchPolicy.decide(purchaseAvailable = true, collectionCooldownActive = true),
+            TaskDispatchPolicy.decide(purchaseStatus = "pending", collectionCooldownActive = true),
+        )
+        assertEquals(
+            TaskDispatchDecision.WAIT_FOR_PURCHASE_MATCH,
+            TaskDispatchPolicy.decide(purchaseStatus = "spec_probe_pending", collectionCooldownActive = true),
        )
        assertEquals(
            TaskDispatchDecision.WAIT_FOR_COLLECTION_COOLDOWN,
-            TaskDispatchPolicy.decide(purchaseAvailable = false, collectionCooldownActive = true),
+            TaskDispatchPolicy.decide(purchaseStatus = null, collectionCooldownActive = true),
        )
        assertEquals(
            TaskDispatchDecision.CHECK_COLLECTION,
-            TaskDispatchPolicy.decide(purchaseAvailable = false, collectionCooldownActive = false),
+            TaskDispatchPolicy.decide(purchaseStatus = null, collectionCooldownActive = false),
        )
    }
 }
@@ -16,6 +16,46 @@ import org.junit.Assert.assertTrue
 import org.junit.Test

 class PurchaseLiveAutomationTest {
+    @Test
+    fun `verified spec panel advances through one exact confirm target`() {
+        val driver = SpecConfirmationDriver()
+
+        PurchaseLiveAutomation(driver, pause = {}).advanceToOrderConfirmation()
+
+        assertEquals(listOf("确定"), driver.clicked)
+        assertEquals("order", driver.page)
+    }
+
+    @Test
+    fun `ambiguous missing and unchanged spec confirmation stop safely`() {
+        val ambiguous = SpecConfirmationDriver(confirmLabels = listOf("确定", "确认"))
+        val ambiguousError = runCatching { PurchaseLiveAutomation(ambiguous, pause = {}).advanceToOrderConfirmation() }
+            .exceptionOrNull() as PurchaseLiveException
+        assertEquals("PURCHASE_SPEC_CONFIRM_TARGET_AMBIGUOUS", ambiguousError.code)
+        assertTrue(ambiguous.clicked.isEmpty())
+
+        val missing = SpecConfirmationDriver(confirmLabels = emptyList(), specPanelScrollable = true)
+        val missingError = runCatching { PurchaseLiveAutomation(missing, pause = {}).advanceToOrderConfirmation() }
+            .exceptionOrNull() as PurchaseLiveException
+        assertEquals("PURCHASE_SPEC_CONFIRM_TARGET_MISSING", missingError.code)
+        assertTrue(missing.clicked.isEmpty())
+
+        val unchanged = SpecConfirmationDriver(advanceAfterClick = false)
+        val unchangedError = runCatching { PurchaseLiveAutomation(unchanged, pause = {}).advanceToOrderConfirmation() }
+            .exceptionOrNull() as PurchaseLiveException
+        assertEquals("PURCHASE_SPEC_CONFIRMATION_UNCONFIRMED", unchangedError.code)
+        assertEquals(listOf("确定"), unchanged.clicked)
+    }
+
+    @Test
+    fun `existing order confirmation does not click submit or payment controls`() {
+        val driver = SpecConfirmationDriver(startOnOrderPage = true)
+
+        PurchaseLiveAutomation(driver, pause = {}).advanceToOrderConfirmation()
+
+        assertTrue(driver.clicked.isEmpty())
+    }
+
    @Test
    fun `address is retagged verified and final order button can only be clicked once`() {
        val driver = LiveDriver()
@@ -413,6 +453,68 @@ class PurchaseLiveAutomationTest {
        addressSuffix = "_cg11",
    )

+    private class SpecConfirmationDriver(
+        private val confirmLabels: List<String> = listOf("确定"),
+        private val advanceAfterClick: Boolean = true,
+        private val specPanelScrollable: Boolean = false,
+        startOnOrderPage: Boolean = false,
+    ) : PurchaseUiDriver {
+        var page = if (startOnOrderPage) "order" else "spec"
+        val clicked = mutableListOf<String>()
+
+        override fun capture(): UiSnapshot = if (page == "order") {
+            snapshot(listOf(
+                node("root", "", bounds = NodeBounds(0, 0, 1080, 2200)),
+                node("scroll", "", scrollable = true, bounds = NodeBounds(0, 400, 1080, 2100)),
+                node("summary", "已选 黑色 均码"),
+                node("quantity", "1", className = "android.widget.EditText"),
+                node("phone", "138****5678"),
+                node("submit", "提交订单", clickable = true),
+                node("payment", "微信支付"),
+            ))
+        } else {
+            snapshot(buildList {
+                add(node("root", "", bounds = NodeBounds(0, 0, 1080, 2200)))
+                if (specPanelScrollable) {
+                    add(node("scroll", "", scrollable = true, bounds = NodeBounds(0, 400, 1080, 1500)))
+                }
+                add(node("title", "确认款式"))
+                add(node("summary", "已选 黑色 均码"))
+                val parent = "scroll".takeIf { specPanelScrollable }
+                val prefix = if (specPanelScrollable) "scroll/" else ""
+                add(node("${prefix}color-heading", "颜色分类", parentPath = parent))
+                add(node("${prefix}color", "黑色", clickable = true, parentPath = parent))
+                add(node("${prefix}size-heading", "尺码", parentPath = parent))
+                add(node("${prefix}size", "均码", clickable = true, parentPath = parent))
+                add(node("quantity", "1", className = "android.widget.EditText"))
+                confirmLabels.forEachIndexed { index, label -> add(node("confirm-$index", label, clickable = true)) }
+            })
+        }
+
+        override fun clickFresh(target: SnapshotNode): FreshActionResult {
+            clicked += target.label
+            if (advanceAfterClick && target.label in confirmLabels) page = "order"
+            return FreshActionResult.SUCCESS
+        }
+
+        override fun tapPurchaseFresh(target: SnapshotNode) = FreshActionResult.FAILED
+        override fun inputFresh(target: SnapshotNode, value: String) = FreshActionResult.FAILED
+        override fun swipePurchase(direction: SwipeDirection, durationMs: Long) = false
+        override fun swipePurchaseIn(target: SnapshotNode, direction: SwipeDirection, durationMs: Long) = false
+        override fun backPurchase() = false
+
+        private fun snapshot(nodes: List<SnapshotNode>) = UiSnapshot(PDD, ACTIVITY, nodes)
+        private fun node(
+            path: String,
+            text: String,
+            clickable: Boolean = false,
+            scrollable: Boolean = false,
+            className: String = "android.widget.TextView",
+            bounds: NodeBounds = NodeBounds(20, 100, 900, 180),
+            parentPath: String? = null,
+        ) = SnapshotNode(path, parentPath, text, null, null, className, bounds, clickable, scrollable, false, false, true, true)
+    }
+
    private class LiveDriver(
        private val addressClipped: Boolean = false,
        private val duplicatePanels: Boolean = false,
@@ -81,12 +81,12 @@ class PurchaseRehearsalExecutorTest {

        assertEquals("rehearsal_completed", outcome.resultType)
        assertEquals(2_000L, outcome.actualUnitPriceCent)
-        assertEquals(1, openCount)
+        assertEquals(0, openCount)
        assertEquals(2, driver.swipeCount)
        assertEquals(2L, driver.quantity)
-        assertTrue(driver.clicked.containsAll(listOf("打开", "选择规格", "黑色", "XL")))
+        assertTrue(driver.clicked.containsAll(listOf("选择规格", "黑色", "XL")))
        assertFalse(driver.clicked.any { it.contains("订单") || it.contains("支付") })
-        assertTrue(pauses.contains(700))
+        assertFalse(pauses.contains(700))
    }

    @Test
@@ -233,7 +233,7 @@ class PurchaseRehearsalExecutorTest {
    }

    @Test
-    fun `final verification rejects prior proof when selected summary is no longer visible`() {
+    fun `final verification keeps exact attempt selection when summary is no longer visible`() {
        val driver = FakePurchaseDriver(
            hideColorAfterQuantitySet = true,
            hideSelectedSummaryAfterQuantitySet = true,
@@ -241,11 +241,42 @@ class PurchaseRehearsalExecutorTest {
        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = {})
            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)

+        assertEquals("rehearsal_completed", outcome.resultType)
+        assertEquals(1, driver.clicked.count { it == "黑色" })
+    }
+
+    @Test
+    fun `final verification reuses exact attempt state without scrolling back`() {
+        val driver = FakePurchaseDriver(
+            hideColorAfterQuantitySet = true,
+            hideSelectedSummaryAfterQuantitySet = true,
+            restoreHiddenColorOnDownSwipe = true,
+        )
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = {})
+            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
+        assertEquals("rehearsal_completed", outcome.resultType)
+        assertFalse(driver.swipeInPaths.contains("scroll"))
+        assertEquals(1, driver.clicked.count { it == "黑色" })
+        assertEquals(1, driver.clicked.count { it == "XL" })
+    }
+
+    @Test
+    fun `final verification rejects explicit conflicting selected color`() {
+        val driver = FakePurchaseDriver(
+            colors = listOf("黑色", "白色"),
+            hideSelectedSummaryAfterQuantitySet = true,
+            selectedColorOverrideAfterQuantitySet = "白色",
+        )
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = {})
+            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
        assertEquals("failed", outcome.resultType)
        assertEquals("PURCHASE_SPEC_SELECTION_UNCONFIRMED", outcome.errorCode)
        assertTrue(outcome.message.contains("dimension=color"))
-        assertTrue(outcome.message.contains("reason=summary_token_missing"))
-        assertTrue(outcome.message.contains("proof=true"))
+        assertTrue(outcome.message.contains("reason=visible_selected_conflict"))
+        assertTrue(outcome.message.contains("targetMatches=1"))
+        assertEquals(1, driver.clicked.count { it == "黑色" })
    }

    @Test
@@ -404,8 +435,8 @@ class PurchaseRehearsalExecutorTest {
    @Test
    fun `ambiguous browser target stops safely`() {
        val driver = FakePurchaseDriver(duplicateOpen = true)
-        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = {})
-            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { "{}" }, pause = {})
+            .execute(input().copy(phase = "spec_probe"), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
        assertEquals("RULE_AMBIGUOUS", outcome.errorCode)
        assertTrue(driver.clicked.isEmpty())
    }
@@ -416,10 +447,10 @@ class PurchaseRehearsalExecutorTest {
            openClickResults = mutableListOf(FreshActionResult.FAILED),
            openPddOnFailedClick = true,
        )
-        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = {})
-            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { "{}" }, pause = {})
+            .execute(input().copy(phase = "spec_probe"), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)

-        assertEquals("rehearsal_completed", outcome.resultType)
+        assertEquals("spec_probe_completed", outcome.resultType)
        assertEquals(1, driver.openClickCount)
    }

@@ -429,10 +460,10 @@ class PurchaseRehearsalExecutorTest {
            openClickResults = mutableListOf(FreshActionResult.NOT_FOUND, FreshActionResult.SUCCESS),
        )
        val pauses = mutableListOf<Long>()
-        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = pauses::add)
-            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { "{}" }, pause = pauses::add)
+            .execute(input().copy(phase = "spec_probe"), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)

-        assertEquals("rehearsal_completed", outcome.resultType)
+        assertEquals("spec_probe_completed", outcome.resultType)
        assertEquals(2, driver.openClickCount)
        assertTrue(pauses.size <= 50)
    }
@@ -440,15 +471,50 @@ class PurchaseRehearsalExecutorTest {
    @Test
    fun `persistent open click failure is bounded and remains safely failed`() {
        val driver = FakePurchaseDriver(
-            openClickResults = MutableList(10) { FreshActionResult.FAILED },
+            openClickResults = MutableList(20) { FreshActionResult.FAILED },
        )
        val pauses = mutableListOf<Long>()
-        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = pauses::add)
-            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { "{}" }, pause = pauses::add)
+            .execute(input().copy(phase = "spec_probe"), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)

        assertEquals("RULE_ACTION_FAILED", outcome.errorCode)
-        assertTrue(driver.openClickCount in 1..5)
-        assertEquals(50, pauses.size)
+        assertTrue(driver.openClickCount in 1..15)
+        assertEquals(150, pauses.size)
+    }
+
+    @Test
+    fun `five second browser interstitial can still reach a stable product page`() {
+        val pauses = mutableListOf<Long>()
+        val driver = FakePurchaseDriver(browserOpenVisibleAfterCaptures = 50)
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { "{}" }, pause = pauses::add)
+            .execute(input().copy(phase = "spec_probe"), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
+        assertEquals("spec_probe_completed", outcome.resultType)
+        assertEquals(1, driver.openClickCount)
+        assertTrue(pauses.count { it == 100L } in 52..60)
+    }
+
+    @Test
+    fun `pdd foreground without stable product evidence times out at fifteen seconds`() {
+        val pauses = mutableListOf<Long>()
+        val driver = FakePurchaseDriver(loadingPddCaptures = 200)
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { "{}" }, pause = pauses::add)
+            .execute(input().copy(phase = "spec_probe"), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
+        assertEquals("PDD_DETAIL_ENTRY_FAILED", outcome.errorCode)
+        assertEquals("打开拼多多后未识别到稳定商品页面", outcome.message)
+        assertEquals(150, pauses.count { it == 100L })
+    }
+
+    @Test
+    fun `explicit pdd login page fails before the product timeout`() {
+        val pauses = mutableListOf<Long>()
+        val driver = FakePurchaseDriver(pddProblemLabels = listOf("手机号登录", "登录后继续"))
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { "{}" }, pause = pauses::add)
+            .execute(input().copy(phase = "spec_probe"), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
+        assertEquals("PDD_LOGIN_REQUIRED", outcome.errorCode)
+        assertTrue(pauses.count { it == 100L } < 5)
    }

    @Test
@@ -505,6 +571,20 @@ class PurchaseRehearsalExecutorTest {
        assertFalse(driver.panel)
    }

+    @Test
+    fun `failed spec entry gesture preserves the action click no effect reason`() {
+        val driver = FakePurchaseDriver(
+            entryActionHasEffect = false,
+            specTapResult = FreshActionResult.FAILED,
+        )
+        val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = {})
+            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
+        assertEquals("PURCHASE_SPEC_ENTRY_CLICK_FAILED", outcome.errorCode)
+        assertEquals("gesture_failed_after_action_click_no_effect", outcome.message)
+        assertFalse(outcome.message.contains("unknown"))
+    }
+
    @Test
    fun `missing spec entry emits scalar source counts without node text`() {
        val diagnostics = mutableListOf<String>()
@@ -523,8 +603,6 @@ class PurchaseRehearsalExecutorTest {
            "specEntryCandidates=0;explicit=0;nested=0;bottomPurchase=0;panelAlreadyOpen=false;reviewPage=false;pageEvidence=true;entryReadyWaitPolls=20;entryReadyWaitMillis=2000",
            diagnostics.single(),
        )
-        // One 100ms pause belongs to the existing open-product foreground poll;
-        // the diagnostic proves the entry-ready loop itself used exactly 20.
        assertEquals(21, pauses.count { it == 100L })
        assertFalse(diagnostics.single().contains("选择规格"))
    }
@@ -551,7 +629,7 @@ class PurchaseRehearsalExecutorTest {
            .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)

        assertEquals("rehearsal_completed", outcome.resultType)
-        assertEquals(1, pauses.count { it == 100L })
+        assertEquals(2, pauses.count { it == 100L })
    }

    @Test
@@ -882,6 +960,8 @@ class PurchaseRehearsalExecutorTest {
        private val missingSpecEntry: Boolean = false,
        private val specEntryVisibleAfterPddCaptures: Int = 0,
        private val loadingPddCaptures: Int = 0,
+        private val browserOpenVisibleAfterCaptures: Int = 0,
+        private val pddProblemLabels: List<String> = emptyList(),
        private val includeReviewEntry: Boolean = false,
        private val openReviewOnBottomClick: Boolean = false,
        private val reviewBackSucceeds: Boolean = true,
@@ -901,6 +981,8 @@ class PurchaseRehearsalExecutorTest {
        private val hideColorAfterQuantitySet: Boolean = false,
        private val hideSizeAfterQuantitySet: Boolean = false,
        private val hideSelectedSummaryAfterQuantitySet: Boolean = false,
+        private val restoreHiddenColorOnDownSwipe: Boolean = false,
+        private val selectedColorOverrideAfterQuantitySet: String? = null,
        private val selectedSummaryOverrideAfterQuantitySet: String? = null,
        private val finalSizesAfterQuantitySet: List<String>? = null,
        soldOut: Boolean = false,
@@ -931,11 +1013,17 @@ class PurchaseRehearsalExecutorTest {
        private var productEvidenceLost = false
        private var reviewPage = false
        private var pddCaptureCount = 0
+        private var browserCaptureCount = 0
+        private var hiddenColorRestored = false
        val clicked = mutableListOf<String>()
        val clickedPaths = mutableListOf<String>()

        override fun capture(): UiSnapshot {
            if (browser && !panel && color == null && size == null) {
+                browserCaptureCount++
+                if (browserCaptureCount <= browserOpenVisibleAfterCaptures) {
+                    return UiSnapshot("com.heytap.browser", "BrowserActivity", listOf(node("content", "", 0, 0, 1080, 2200)))
+                }
                val openNodes = mutableListOf(node("open", "打开", 0, 100, 300, 180, clickable = true))
                if (duplicateOpen) openNodes += node("open2", "打开", 400, 100, 700, 180, clickable = true)
                openNodes += node("content", "", 0, 0, 1080, 2200)
@@ -945,6 +1033,11 @@ class PurchaseRehearsalExecutorTest {
            if (pddCaptureCount <= loadingPddCaptures) {
                return UiSnapshot(PDD, ACTIVITY, listOf(node("content", "", 0, 0, 1080, 2200)))
            }
+            if (pddProblemLabels.isNotEmpty()) {
+                return UiSnapshot(PDD, ACTIVITY, pddProblemLabels.mapIndexed { index, label ->
+                    node("problem-$index", label, 20, 100 + index * 100, 900, 180 + index * 100)
+                })
+            }
            if (!panel) {
                if (reviewPage) {
                    return UiSnapshot(PDD, ACTIVITY, listOf(
@@ -986,7 +1079,7 @@ class PurchaseRehearsalExecutorTest {
                    node("panel-title", "确认款式", 20, 396, 300, 430),
                ))
            }
-            val hideColor = hideColorAfterQuantitySet && quantity == 2L
+            val hideColor = hideColorAfterQuantitySet && quantity == 2L && !hiddenColorRestored
            val hideSize = hideSizeAfterQuantitySet && quantity == 2L
            val hideSummary = hideSelectedSummaryAfterQuantitySet && quantity == 2L
            val displayedSummary = if (quantity == 2L && selectedSummaryOverrideAfterQuantitySet != null) {
@@ -1005,8 +1098,20 @@ class PurchaseRehearsalExecutorTest {
            }
            if (!hideColor) {
                nodes += node("scroll/color-heading", "颜色分类", 20, 410, 300, 450, parentPath = "scroll")
+                val selectedColor = if (quantity == 2L) selectedColorOverrideAfterQuantitySet ?: color else color
                colors.forEachIndexed { index, value ->
-                    nodes += node("scroll/color-$index", value, 20 + index * 220, 470, 200 + index * 220, 540, clickable = true, selected = color == value, enabled = !allSpecsUnavailable, parentPath = "scroll")
+                    nodes += node(
+                        "scroll/color-$index",
+                        value,
+                        20 + index * 220,
+                        470,
+                        200 + index * 220,
+                        540,
+                        clickable = true,
+                        selected = selectedColor == value,
+                        enabled = !allSpecsUnavailable,
+                        parentPath = "scroll",
+                    )
                }
            }
            if (!hideSize) {
@@ -1126,6 +1231,9 @@ class PurchaseRehearsalExecutorTest {

        override fun swipePurchaseIn(target: SnapshotNode, direction: SwipeDirection, durationMs: Long): Boolean {
            swipeInPaths += target.path
+            if (restoreHiddenColorOnDownSwipe && quantity == 2L && direction == SwipeDirection.DOWN) {
+                hiddenColorRestored = true
+            }
            return swipePurchase(direction, durationMs)
        }

@@ -2,8 +2,8 @@
 generated: true (请先修改 Gitea Wiki，禁止直接编辑本文件)
 wiki_page: Project-Profile
 wiki_url: https://git.ilapage.cn/OPC/goauto/wiki/Project-Profile.-
-wiki_revision: b1b1b343917e66288f4282bc6b3b90ea4ff3cca0
-synchronized_at: 2026-09-04T11:29:41Z
+wiki_revision: 7468b9fbdd4d0bbbb9a73580c22ec868b3085753
+synchronized_at: 2026-09-05T07:16:39Z
 <!-- gitea-wiki-mirror:end -->

 # 项目档案
@@ -21,16 +21,20 @@ synchronized_at: 2026-09-04T11:29:41Z
 | 后续设计范围 | 从 SYB 创建采购任务、创建待付款订单、物流采集与自动回填 |
 | 预计规模 | 20 台 Android；每天约 100 个采集任务、200 个采购任务 |

+## 项目治理模式
+
+GoAuto 默认采用轻量治理：文案、注释、格式、局部样式或布局、预期行为明确的小 Bug，以及不改变接口、数据结构、权限和安全边界的单模块低风险调整可以直接实施，无需为了留痕补建工单。完整独立需求、新页面、跨模块功能，以及涉及 API、数据结构、权限、安全、迁移或范围不明确的变化必须建立单元工单。采购、创建订单、真实个人或生产数据、权限、安全、并发、迁移、删除、发布和不可逆操作始终升级为高风险，必须具备对象和范围明确的人工授权；已有有效授权时不机械重复确认，范围或环境发生实质变化时重新确认。永久禁止付款以及设备、隐私、AI 和真机安全红线不可裁剪。
+
 ## 建设基线

 | 基线 | 来源与版本 | 许可证 / 使用方式 | GoAuto 适配 |
 |---|---|---|---|
-| DevHarness | `D:\OPC\dev_harness`，目标提交 `4bbacf4d7fb265984396bb5589c544105043fa0b` | 开发流程与文档模板 | 2026-08-27 升级（#114）：在 #76 已采用的单人工单事实源基础上，增量加入部署模板、Gitea MCP 与最小工单读取、线上原型默认审核与按需 HTML 导出、PowerShell UTF-8/ExecutionPolicy 边界；继续保留 GoAuto 专用安全与设计门禁 |
+| DevHarness | `D:\OPC\dev_harness`，目标提交 `ecab899` | 开发流程与文档模板 | 2026-09-05 升级（#221）：在既有单人工单事实源基础上，选择性加入轻量治理、明确授权边界、中文默认沟通、Windows PowerShell 安全规则，以及按 revision 增量同步与显式深度检查；继续保留 GoAuto 专用高风险与安全门禁 |
 | 服务端 | `go-admin` v2.3.0 | 上游开源管理端基线；升级时复核许可证和安全公告 | 保留认证、菜单、配置和管理端基础能力，新增 GoAuto 业务模块 |
 | 管理端 | `go-admin-ui` v3.0.0，`web/package.json` 标注 MIT | Vue 管理界面基线 | 保留应用外壳与通用组件，新增 GoAuto 页面 |
 | Android | 原生 Kotlin Agent | 自研业务客户端 | 通过管理员明确配置的 HTTP 或 HTTPS Origin 直连服务端，不保留 Windows 桌面 Client/ADB 作为生产拓扑 |

-升级必须比较当前记录的目标提交与新的明确提交，不能笼统复制“最新版”。本次上一基线为 `bfdf648962d11a8024f62768380d8571e1f45f68`，目标为 `4bbacf4d7fb265984396bb5589c544105043fa0b`，区间共 13 个提交；更早基线 `b1f500128d6eb100985792d4a715db8b6b5ae203` 的适配见 #47。模板内容一律按 GoAuto 事实改写：不复制 DevHarness 的项目事实、任务记录、占位部署参数或历史归档；`harness.py` 继续校验 GoAuto 实际核心页面与产品 README，GoAuto 更严格的付款、订单、设备、数据和真机门禁继续优先。
+升级必须比较当前记录的目标提交与新的明确提交，不能笼统复制“最新版”。本次上一基线为 `4bbacf4d7fb265984396bb5589c544105043fa0b`，目标为 `ecab899`，选择性适配其后的 7 个提交；更早基线适配见 #47 与 #114。模板内容一律按 GoAuto 事实改写：不复制 DevHarness 的项目事实、任务记录、占位部署参数或历史归档；`harness.py` 继续校验 GoAuto 实际核心页面与产品 README，GoAuto 更严格的付款、订单、设备、数据和真机门禁继续优先。

 ## 交付单元

@@ -2,12 +2,18 @@
 generated: true (请先修改 Gitea Wiki，禁止直接编辑本文件)
 wiki_page: Development-Workflow
 wiki_url: https://git.ilapage.cn/OPC/goauto/wiki/Development-Workflow.-
-wiki_revision: b1b1b343917e66288f4282bc6b3b90ea4ff3cca0
-synchronized_at: 2026-09-04T11:29:46Z
+wiki_revision: 62ddbe4469740c02ce4a6ca2fd1966a89a79322f
+synchronized_at: 2026-09-05T07:16:44Z
 <!-- gitea-wiki-mirror:end -->

 # 开发工作流

+## 语言与术语
+
+- 用户可以使用中文、英文或合理的中英混合语言交流；默认使用中文分析、回复、编写工单和维护内部项目文档。
+- 代码标识符、命令、参数、路径、文件名、API 名称、协议名、日志和错误原文保持原样；必要时补充简短中文解释。
+- 用户明确要求某次回复或交付物使用其他语言时，按该次要求执行，不改写接口契约或影响搜索和执行的原文。
+
 ## 事实来源

 | 信息 | 唯一事实来源 |
@@ -18,7 +24,7 @@ synchronized_at: 2026-09-04T11:29:46Z
 | 源码、迁移、测试、版本绑定分析、本地原型和核心 Wiki 镜像 | Git |
 | 可编辑交互设计 | QuantUX；App ID、版本、链接和确认状态记录在工单 |

-核心页面通过 `wiki-docs.json` 显式映射，固定执行 Wiki → `docs/` 单向同步。既有 Wiki 任务归档和 `docs/task/` 只作历史兼容；标准任务不创建或导出，只有用户明确要求专项快照时才使用 `archive` / `export`。
+核心页面通过 `wiki-docs.json` 显式映射，固定执行 Wiki → `docs/` 单向同步。日常 `sync` 与 `sync --check` 先比较页面 revision，revision 未变化时不重复下载正文；疑似镜像损坏或需要完整核对时显式使用 `sync --deep-check`。既有 Wiki 任务归档和 `docs/task/` 只作历史兼容；标准任务不创建或导出，只有用户明确要求专项快照时才使用 `archive` / `export`。

 ## 权威源与事实边界

@@ -53,6 +59,19 @@ synchronized_at: 2026-09-04T11:29:46Z
 - 每个核心页面写入后必须在线回读并取得 revision。页面缺失、回读失败或没有 revision 时停止初始化。
 - 产品编码前运行 `python dev_scripts/harness.py sync --verify`；全部成功才表示初始化完成。

+## 项目治理模式与不可裁剪底线
+
+GoAuto 默认采用轻量治理。文案、注释、格式、局部样式或布局、预期行为明确的小 Bug，以及不改变接口、数据结构、权限和安全边界的单模块低风险调整可以直接实施，无需为了留痕补建工单。完整独立需求、新页面、跨模块功能，以及 API、数据结构、权限、安全、迁移或范围不明确的变化必须建单。
+
+采购、创建订单、真实个人或生产数据、权限、安全、并发、数据库迁移、删除数据、发布和其他不可逆操作始终升级为高风险。无论任务采用何种最小门禁，凭据保护、永久禁止付款、个人与生产数据最小化、设备互斥、Agent 禁止 OCR/VLM、控件树与整屏截图禁存、工作区保护、真实测试和人工验收均不可裁剪。
+
+### 明确授权后的执行
+
+- 当前聊天中用户给出的明确指令，或 Gitea 工单中能够归属于有权人工的明确授权，可以作为执行依据，不要求把同一授权重复复制到工单后再次确认。
+- 授权必须能识别操作、对象和范围；Agent 自动生成的工单、草稿、摘要或对用户意图的转述不能单独构成人工授权。
+- 获得有效授权后，只核对准确目标、授权范围和当前状态等最小必要前提，不得仅因操作不可逆而重复询问或拒绝。
+- 授权不自动覆盖相邻对象或后续任务；环境、对象、范围或影响发生实质变化时重新确认。平台自身强制的审批、安全策略或权限限制继续有效。
+
 ## 工单与设计证据双门禁

 正式实施前先判断是否需要工单，再判断需要什么设计证据。工单不能替代原型确认，原型也不能替代技术方案、安全检查和单元工单。
@@ -2,8 +2,8 @@
 generated: true (请先修改 Gitea Wiki，禁止直接编辑本文件)
 wiki_page: Business-Rules-and-Glossary
 wiki_url: https://git.ilapage.cn/OPC/goauto/wiki/Business-Rules-and-Glossary.-
-wiki_revision: bd2748f2b58daee92eaa1e5ed16ce61fa18f728f
-synchronized_at: 2026-09-05T01:00:01Z
+wiki_revision: 21ad1681d12a40e7042567f03716d899d49b737e
+synchronized_at: 2026-09-05T07:16:58Z
 <!-- gitea-wiki-mirror:end -->

 # 业务规则与术语
@@ -144,7 +144,7 @@ synchronized_at: 2026-09-05T01:00:01Z
 - SYB 商品页的 PDD 采集资格独立于采购处理阶段：只要已关联的 PDD 商品未停用、没有 `pending` / `running` 采集任务且存在可用采集规则，即可创建采集任务；因此已完成采集并进入“可创建采购”的商品也可以重新采集。相同 PDD 商品在批量创建前按商品去重，服务端创建时仍按最新状态复核。
 - 批量创建读取管理员选定的当前采购规则并重新执行契约校验，每条任务保存不可变快照；当前规则缺失或无效时明确阻断，不回退到代码常量。设备默认人工指定，也可以留空由符合能力的空闲设备领取。
 - 批量创建的价格保护来自 PDD 商品档案而不是 SYB/Shopee 的 TWD 售价：当前采购规则可用 `priceGuard.minRatio`（0.1～1.0）和 `maxRatio`（1.0～3.0）配置比例，缺省仍为 0.2 / 1.5；最低价向下取整、最高价向上取整到人民币分。已确认颜色映射时按该颜色计算，待规格探测时以全部可用颜色的最低/最高价计算，参考价取最高价；没有可用颜色价格时不能创建。
- 地址后缀为 `_cg{purchase_task.id}`。选好规格和数量后，Agent 仍停留在当前规格/下单面板；若收货地址被面板裁切，只允许在唯一、可见且占据主要宽度的纵向滚动容器内有限向下拉动来显示地址，禁止按页面最大滚动区域盲目滑动。Agent 只在唯一地址入口、唯一修改按钮和唯一详细地址输入框均成立时修改；脱敏手机号文字本身不可点击时，仍以该唯一文字节点的中心坐标执行一次精确手势点击，不沿用可能覆盖整个下单面板的可点击祖先。“修改”“保存”和“提交订单”等文字节点即使依赖可点击父节点，也必须保留原始文字节点作为每次重新定位的锚点，父节点只用于验证存在可点击路径。近乎完全重叠的无障碍重复节点按一个目标处理，仍有多个独立目标或页面切换超时则明确失败。按首个 `-` 或 `_` 截取地址主体后追加当前后缀，保存后必须回读完整新地址。修改或回读失败时禁止创建订单，地址全文和控件树不落库。
+- 地址后缀为 `_cg{purchase_task.id}`。精确规格、数量、价格和摘要核验通过后，若仍处于已识别的规格面板，Agent 只允许点击唯一、可见、启用、可点击且文案精确命中“确定/确认”别名的规格确认控件；不得点击提交订单、确认购买、付款、支付、地址修改或地址保存控件，也不使用中心手势兜底。点击后必须重新读取并确认已出现订单确认页或地址入口强证据，否则明确失败。进入订单确认页后，若收货地址被面板裁切，只允许在唯一、可见且占据主要宽度的纵向滚动容器内有限向下拉动来显示地址，禁止按页面最大滚动区域盲目滑动。Agent 只在唯一地址入口、唯一修改按钮和唯一详细地址输入框均成立时修改；脱敏手机号文字本身不可点击时，仍以该唯一文字节点的中心坐标执行一次精确手势点击，不沿用可能覆盖整个下单面板的可点击祖先。“修改”“保存”和“提交订单”等文字节点即使依赖可点击父节点，也必须保留原始文字节点作为每次重新定位的锚点，父节点只用于验证存在可点击路径。近乎完全重叠的无障碍重复节点按一个目标处理，仍有多个独立目标或页面切换超时则明确失败。按首个 `-` 或 `_` 截取地址主体后追加当前后缀，保存后必须回读完整新地址。修改或回读失败时禁止创建订单，地址全文和控件树不落库。
 - 地址编辑页可以同时存在收货人、手机号和详细地址等多个输入框；Agent 只选择与“详细地址”标签纵向重叠且位于其右侧的唯一输入框，不能用页面输入框总数或顺序猜测。
 - 点击创建订单前，Agent 必须先在本地事务保存 `order_submit_started`、不可逆时间、稳定请求 ID 和不含地址全文的最终确认快照，再用同一请求 ID通知服务端；两侧成功后才允许精确点击唯一创建订单按钮一次。
 - 进入不可逆边界后，进程重启、断网、点击结果不明或无法取得唯一订单号/下单时间时只允许只读核单并进入 `order_result_unknown`，禁止再次点击；任务与订单正式关联仍以完整 PDD 订单号为准。
@@ -341,7 +341,7 @@ synchronized_at: 2026-09-05T01:00:01Z

 ## SYB 采购强制当次规格探测（#215）

- 每个新 SYB 采购任务固定执行“首趟只读探测 → 服务端确定性优先/必要时 AI → 固化任务级精确规格 → 第二趟正式采购”。已有长期映射只作商品档案事实，不直接进入任务执行规格。
+- 每个新 SYB 采购任务固定执行“首趟只读探测 → 服务端确定性优先/必要时 AI → 固化任务级精确规格 → 第二趟正式采购”。首趟只打开一次浏览器商品链接；匹配期间当前设备保留给同一任务，不领取其他采购或采集任务；第二趟复用 PDD 当前页，不再次打开链接，也不严格核验标题、goodsId 或页面指纹，但仍要求 PDD 包名与商品/规格/订单页面结构安全证据。已有长期映射只作商品档案事实，不直接进入任务执行规格。
 - 首趟候选与 `taskId`、`taskAttemptId`、`deviceId`、规则快照哈希和幂等结果哈希关联；第二趟失败不得回到首趟循环探测。备货 `stock/direct_select` 没有 SYB 目标规格，继续使用用户逐字选择的档案规格，不进入本规则。
 - 候选和 Provider 结果仅保存颜色、尺码原始标签及结构化决策，不保存控件树、整屏截图、账号、地址、订单或支付数据；付款仍永久禁止。

@@ -429,3 +429,5 @@ synchronized_at: 2026-09-05T01:00:01Z
 - 管理员可在设备管理对未停用设备发起“重置设备身份”。此动作不删除设备记录、不改变设备 ID、能力或已绑定的待领取任务；它立即使旧 Token 无效，并只生成一次、有效期 10 分钟的恢复码。
 - 恢复码仅显示给发起操作的管理员一次，服务端只保存摘要；不得进入列表、日志、任务记录、Android 持久化或普通接口。手机操作员必须在同一安装实例的 Agent 设置中手动输入。
 - 服务端只接受同一 `installId`、未过期且尚未使用的恢复码完成重新注册，成功后签发新 Token 并使恢复码失效。过期、重复使用、installId 不符或停用均明确失败；不能通过清空数据、直接改库或“吊销 Token”恢复原任务归属。
+
+- 自 #223 起，任务创建时把与冻结 SYB 目标对应的已确认商品规格映射保存为不可变的探测指导快照，但仍不得跳过首趟真机探测。探测完成后，每个角色先验证快照映射能否按既有规范化规则唯一对应当次候选，能对应时固化当次候选原文；不能对应时只对该未解决角色执行确定性匹配，仍无结果才调用 AI。已解决角色不重复交给 AI，任一最终值仍必须逐字属于当次候选；历史映射失效、规范化后歧义或角色不符时不得复用。候选完整但无法决策时提示“已采集到当前规格，但未能确定颜色或尺码映射”，不再误报候选不存在。
@@ -2,8 +2,8 @@
 generated: true (请先修改 Gitea Wiki，禁止直接编辑本文件)
 wiki_page: Local-Development-and-Verification
 wiki_url: https://git.ilapage.cn/OPC/goauto/wiki/Local-Development-and-Verification.-
-wiki_revision: b1b1b343917e66288f4282bc6b3b90ea4ff3cca0
-synchronized_at: 2026-09-04T11:30:02Z
+wiki_revision: 835494c4a63a1494601658561fde1ab76657be3d
+synchronized_at: 2026-09-05T07:17:05Z
 <!-- gitea-wiki-mirror:end -->

 # 本地开发与验证
@@ -24,6 +24,32 @@ T01 已建立可执行的三端骨架。建议从仓库根目录运行统一脚
 - 不得仅为设置编码重复启动一层 PowerShell；嵌套进程会增加启动时间、转义复杂度和错误定位成本。
 - 代码发现优先使用项目配置的代码图工具；检索字符串、配置和非代码文件，或图工具不足时使用 `rg`。

+### PowerShell 语法与外部命令
+
+- Windows 命令不得默认套用 Bash 语法；复杂正则优先先赋给变量或使用 `rg -e`，避免在多层引号中继续嵌套。
+- 多行 Python 或 JSON 正文使用单引号 PowerShell here-string，避免 `$()`、反引号和变量被 PowerShell 提前展开：
+
+```powershell
+$script = @'
+print("保持原文")
+'@
+$script | python -
+```
+
+- `foreach`、`if` 等语句块应保留在同一个 PowerShell 解析上下文中；需要收集表达式结果时使用数组表达式：
+
+```powershell
+$items = @(foreach ($path in $paths) {
+    if (Test-Path -LiteralPath $path) { Get-Item -LiteralPath $path }
+})
+```
+
+- `rg` 使用真实目录配合 `-g/--glob`，不要把 Bash 风格通配路径作为目录参数：
+
+```powershell
+rg -n -g '*.md' 'sync --check' docs
+```
+
 ### 文件编码与控制台输出

 文件解码和控制台输出是两个边界。读取 UTF-8 文本时，在命令支持的情况下显式指定字面路径与编码：
@@ -2,8 +2,8 @@
 generated: true (请先修改 Gitea Wiki，禁止直接编辑本文件)
 wiki_page: Android-Agent-API-Contract
 wiki_url: https://git.ilapage.cn/OPC/goauto/wiki/Android-Agent-API-Contract.-
-wiki_revision: 644b864833730130cf4a2098a01611da0c0ac45d
-synchronized_at: 2026-09-05T01:01:14Z
+wiki_revision: e5a443e16e288143c2c890c674038c531abe3f16
+synchronized_at: 2026-09-05T07:17:37Z
 <!-- gitea-wiki-mirror:end -->

 # MVP 共享 API 契约
@@ -415,7 +415,7 @@ POST /api/agent/v1/tasks/{taskId}/fail
 | 状态 | 含义 | 是否占用 SYB 活动槽 |
 |---|---|---|
 | `pending` | 待执行 | 是 |
-| `spec_probe_pending` | 第一趟探测结束，待服务端固化规格并重新派发 | 是 |
+| `spec_probe_pending` | 第一趟探测结束，服务端规格匹配中；当前设备保留同任务连续流程且不得领取其他任务 | 是 |
 | `running` | Agent 执行中 | 是 |
 | `rehearsal_completed` | 演练安全结束，未改地址、未创建订单 | 否 |
 | `order_submit_started` | 不可逆标记已落库，只能核单，禁止再次点击 | 是 |
@@ -529,15 +529,15 @@ Admin 列表与详情由 #35 实现；#67 增加 `shopeeOrderNoSnapshot` 的列

 | 方法 | 路径 | 说明 |
 |---|---|---|
-| `GET` | `/api/agent/v1/purchase-tasks/next` | 返回与设备能力兼容的指定任务或空闲任务 |
+| `GET` | `/api/agent/v1/purchase-tasks/next` | 优先返回当前设备的运行任务；存在 `spec_probe_pending` 时返回同一等待任务以阻止其他任务插队，否则返回能力兼容的指定任务或空闲任务 |
 | `POST` | `/api/agent/v1/purchase-tasks/{taskId}/claim` | `requestId` 原子领取，并建立设备/可选账号租约 |
 | `POST` | `/api/agent/v1/purchase-tasks/{taskId}/start` | 创建不可变 `taskAttemptId` |
 | `POST` | `/api/agent/v1/purchase-tasks/{taskId}/order-submit-started` | 创建订单前先落不可逆标记；演练任务和 `spec_probe` attempt 永远拒绝 |
 | `POST` | `/api/agent/v1/purchase-tasks/{taskId}/result` | 请求体携带 `taskAttemptId` 和 `requestId`；幂等提交演练、规格探测、订单或失败结果 |

-自 #215 起，新建 SYB 采购任务不再从 PDD 档案创建持久匹配工作项，也不在首次派发前调用外部 AI；部署前已存在的 `purchase_spec_match_work_item` 继续按原状态兼容处理。新任务首次 `start` 固定得到 `phase=spec_probe`，Android 通过既有结果字段回传当次候选；匹配成功后的第二次 `start` 才得到 `phase=purchase` 和服务端固化的精确 PDD 原始标签。Android 不接收 AI 配置或自由决策权限。
+自 #215 起，新建 SYB 采购任务不再从 PDD 档案创建持久匹配工作项，也不在首次派发前调用外部 AI；部署前已存在的 `purchase_spec_match_work_item` 继续按原状态兼容处理。新任务首次 `start` 固定得到 `phase=spec_probe`，Android 通过浏览器打开任务链接一次并经既有结果字段回传当次候选；匹配成功后的第二次 `start` 才得到 `phase=purchase` 和服务端固化的精确 PDD 原始标签。第二阶段直接复用首趟保留的 PDD 页面，不再次打开浏览器链接，也不以标题、goodsId 或页面指纹做严格同页校验；仍必须通过 PDD 包名和商品/规格/订单页面结构安全证据。Android 不接收 AI 配置或自由决策权限。

-结果提交至少关联 `taskId`、`taskAttemptId`、`deviceId`、规则快照哈希和结构化结果。相同 attempt 的相同结果重复提交返回同一事实；不同内容拒绝覆盖。每个新 SYB 采购任务的第一趟只读遍历当次 PDD 规格面板并提交颜色、尺码原始候选，随后释放设备与已知账号租约并进入 `spec_probe_pending`；服务端只以任务冻结的 SYB 目标和当次候选先做繁简、空白/全半角/大小写及公斤/斤的唯一确定性匹配，仍无唯一结果才调用 AI。AI 的颜色和尺码必须逐字属于当次对应候选，否则按无匹配失败。第二趟只会收到服务端固化的精确 PDD 原始标签；Agent 只在已打开的规格面板内做有限纵向滑动，每次重新读取节点并按完整规范化文字精确点击，连续没有新证据或达到上限即停止。尺码的任务目标与页面值在选择边界使用同一安全尾价规范化；不改写任务快照，规范化为空、仍含货币符号或多个原始候选折叠为同一值时安全失败。
+结果提交至少关联 `taskId`、`taskAttemptId`、`deviceId`、规则快照哈希和结构化结果。相同 attempt 的相同结果重复提交返回同一事实；不同内容拒绝覆盖。每个新 SYB 采购任务的第一趟只读遍历当次 PDD 规格面板并提交颜色、尺码原始候选，随后释放数据库租约和已知账号运行守卫并进入 `spec_probe_pending`，但服务端调度与 Agent 必须把当前设备保留给同一采购流程：`next` 返回该等待任务，Agent 只轮询等待，不领取其他采购或采集任务。服务端只以任务冻结的 SYB 目标和当次候选先做繁简、空白/全半角/大小写及公斤/斤的唯一确定性匹配，仍无唯一结果才调用 AI。AI 的颜色和尺码必须逐字属于当次对应候选，否则按无匹配失败。第二趟只会收到服务端固化的精确 PDD 原始标签；Agent 复用首趟仍打开的页面，只在已打开的规格面板内做有限纵向滑动，每次重新读取节点并按完整规范化文字精确点击，连续没有新证据或达到上限即停止。尺码的任务目标与页面值在选择边界使用同一安全尾价规范化；不改写任务快照，规范化为空、仍含货币符号或多个原始候选折叠为同一值时安全失败。

 任务 payload 的必传布尔字段 `specResolutionAllowed` 是 Android 是否可以提交规格探测的唯一资格事实。新建 `taskType=syb_order` 任务必须由声明 `purchase.spec-probe.v1` 的规则创建，初始 `SpecDecisionRequestID` 为空且 `specSource=unresolved`，首趟返回 `true`；当次决策固化后返回 `false`。`stock`、`direct_select`、已固化规格决策、能力缺失及其他组合均返回 `false`。历史兼容的就地 `/reset` 保留 `SpecDecisionRequestID`、目标规格、映射规格和规格决策快照，不能恢复探测资格；映射不完整时必须拒绝，不能进入正式采购阶段。普通 Agent 重试创建新任务并重新取得一次探测资格。Android 不得根据映射是否非空、错误文字或本地判断扩大资格。

@@ -865,3 +865,5 @@ X-GoAuto-Device-Recovery-Code: <one-time-code>
 仅管理员可以对未停用的既有设备发起身份重置。服务端立即使旧 Device Token 无效，并生成 10 分钟内仅能使用一次的恢复码；恢复码只在该管理员操作的响应中返回一次，服务端仅保存不可逆摘要，管理端设备列表、日志、任务接口和 Android 本地持久化均不得保存或返回原文。管理员将恢复码经受控人工渠道输入同一安装实例的 Agent 设置页。

 Agent 携带既有 Token（可已失效）及恢复码重新调用注册接口。服务端必须同时校验同一 `installId`、未停用状态、恢复码摘要、未过期和未使用；成功后使用原 `deviceId` 写入新 Token 摘要并返回一次新 Token，清除恢复码摘要和有效期。旧 Token 与恢复码都立即失效，已分配的 pending 采集或采购任务保持原 `deviceId`，不创建替代设备记录。缺少或错误恢复码仍为 `DEVICE_INSTALL_ID_CONFLICT`；过期码为 `DEVICE_RECOVERY_EXPIRED`；停用设备为 `DEVICE_DISABLED`。
+
+自 #223 起，新建 SYB 任务在保持 `mappedColor` / `mappedSize` 为空和首趟 `spec_probe` 不变的同时，把创建时与目标规格对应的 confirmed 商品映射冻结为仅供服务端决策的指导快照。服务端收到当次候选后按角色验证该快照：只有规范化后唯一对应当次候选时才复用，并固化当次候选原文；否则该角色继续执行确定性匹配，仍未解决才把该角色及其封闭候选交给 AI。已解决角色不得重复发送给 AI，最终颜色和尺码仍须逐字属于各自当次候选。任务决策快照通过 `roleSources` 记录每个角色的 `manual_mapping` / `exact_match` / `ai_match` 来源；任务级 `specSource` 使用现有枚举汇总，不新增 Agent 决策权限。
@@ -35,11 +35,12 @@ type CandidateSnapshot struct {
 }

 type DecisionSnapshot struct {
-	Source     string            `json:"source"`
-	Provider   string            `json:"provider,omitempty"`
-	Model      string            `json:"model,omitempty"`
-	Candidates CandidateSnapshot `json:"candidates"`
-	Matched    struct {
+	Source      string            `json:"source"`
+	Provider    string            `json:"provider,omitempty"`
+	Model       string            `json:"model,omitempty"`
+	Candidates  CandidateSnapshot `json:"candidates"`
+	RoleSources map[string]string `json:"roleSources,omitempty"`
+	Matched     struct {
 		Color string `json:"color,omitempty"`
 		Size  string `json:"size,omitempty"`
 	} `json:"matched"`
@@ -33,6 +33,19 @@ func (s *Service) Next(ctx context.Context, token string) (*TaskPayload, error)
 	} else if !errors.Is(err, gorm.ErrRecordNotFound) {
 		return nil, internal(err)
 	}
+	// A completed probe reserves the device's purchase flow while the server
+	// resolves the exact specs. Returning that task as a waiting payload keeps
+	// the Agent from claiming another purchase or collection task and preserves
+	// the PDD page that the probe just inspected.
+	var waiting models.PurchaseTask
+	if err = s.DB.WithContext(ctx).
+		Where("device_id = ? AND status = ?", d.ID, models.PurchaseTaskStatusSpecProbePending).
+		Order("created_at, id").
+		First(&waiting).Error; err == nil {
+		return s.payload(waiting, nil, false)
+	} else if !errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, internal(err)
+	}
 	now := s.Now()
 	var candidates []models.PurchaseTask
 	if err = s.DB.WithContext(ctx).Where("status IN ? AND (lease_expires_at IS NULL OR lease_expires_at <= ?) AND (device_id IS NULL OR device_id = ?)", []string{models.PurchaseTaskStatusPending, models.PurchaseTaskStatusSpecProbePending}, now, d.ID).Order("CASE WHEN device_id IS NULL THEN 1 ELSE 0 END, created_at, id").Limit(100).Find(&candidates).Error; err != nil {
@@ -537,8 +550,8 @@ func (s *Service) resolveProbedSpecs(ctx context.Context, taskID uint64, attempt
 		decision.NoMatch, decision.Decision = true, snapshot
 		decision.FailureCode, decision.FailureMessage = "PURCHASE_SPEC_NOT_MATCHED", "没有找到可采购的 PDD 颜色或尺码"
 	} else {
-		matched, matchErr := s.matcher().Resolve(ctx, request)
-		valid := matchErr == nil && (matched.Source == aimatching.SourceExact || matched.Source == aimatching.SourceAI) &&
+		matched, matchErr := s.resolveProbedMatch(ctx, task, request)
+		valid := matchErr == nil && (matched.Source == "manual_mapping" || matched.Source == aimatching.SourceExact || matched.Source == aimatching.SourceAI) &&
 			matchCandidateValid(request.TargetColor, matched.MappedColor, request.Colors) &&
 			matchCandidateValid(request.TargetSize, matched.MappedSize, request.Sizes)
 		if valid {
@@ -577,7 +590,7 @@ func purchaseMatchReason(err error) string {
 			return "AI 规格匹配暂时不可用，请稍后重新创建采购任务"
 		}
 	}
-	return "没有找到可采购的 PDD 颜色或尺码"
+	return "已采集到当前规格，但未能确定颜色或尺码映射"
 }

 type probedSpecCandidates struct {
@@ -659,7 +672,7 @@ func (s *Service) withRunning(ctx context.Context, taskID uint64, token string,

 func ensureDeviceFree(tx *gorm.DB, deviceID, taskID uint64, now time.Time) error {
 	var count int64
-	if e := tx.Model(&models.PurchaseTask{}).Where("id <> ? AND device_id = ? AND (status IN ? OR (status IN ? AND lease_expires_at > ?))", taskID, deviceID, []string{models.PurchaseTaskStatusRunning, models.PurchaseTaskStatusOrderSubmitStarted}, []string{models.PurchaseTaskStatusPending, models.PurchaseTaskStatusSpecProbePending}, now).Count(&count).Error; e != nil {
+	if e := tx.Model(&models.PurchaseTask{}).Where("id <> ? AND device_id = ? AND (status IN ? OR (status = ? AND lease_expires_at > ?))", taskID, deviceID, []string{models.PurchaseTaskStatusRunning, models.PurchaseTaskStatusOrderSubmitStarted, models.PurchaseTaskStatusSpecProbePending}, models.PurchaseTaskStatusPending, now).Count(&count).Error; e != nil {
 		return internal(e)
 	}
 	if count > 0 {
@@ -678,7 +691,7 @@ func ensureAccountFree(tx *gorm.DB, accountID *uint64, taskID uint64, now time.T
 		return nil
 	}
 	var count int64
-	if e := tx.Model(&models.PurchaseTask{}).Where("id <> ? AND pdd_account_id = ? AND (status IN ? OR (status IN ? AND lease_expires_at > ?))", taskID, *accountID, []string{models.PurchaseTaskStatusRunning, models.PurchaseTaskStatusOrderSubmitStarted}, []string{models.PurchaseTaskStatusPending, models.PurchaseTaskStatusSpecProbePending}, now).Count(&count).Error; e != nil {
+	if e := tx.Model(&models.PurchaseTask{}).Where("id <> ? AND pdd_account_id = ? AND (status IN ? OR (status = ? AND lease_expires_at > ?))", taskID, *accountID, []string{models.PurchaseTaskStatusRunning, models.PurchaseTaskStatusOrderSubmitStarted, models.PurchaseTaskStatusSpecProbePending}, models.PurchaseTaskStatusPending, now).Count(&count).Error; e != nil {
 		return internal(e)
 	}
 	if count > 0 {
@@ -0,0 +1,207 @@
+package purchase
+
+import (
+	"context"
+	"encoding/json"
+	"strings"
+
+	"go-admin/app/goauto/aimatching"
+	"go-admin/app/goauto/models"
+	"go-admin/app/goauto/shopeeproduct"
+)
+
+// resolveProbedMatch keeps the live probe as the source of executable labels.
+// Confirmed product mappings may guide the decision only when they still map
+// uniquely to a label observed by this attempt.
+func (s *Service) resolveProbedMatch(ctx context.Context, task models.PurchaseTask, request aimatching.MatchRequest) (aimatching.MatchResult, error) {
+	resolvedColor, resolvedSize := "", ""
+	roleSources := map[string]string{}
+
+	mappings := probeGuidanceFromSnapshot(task.SpecDecisionSnapshot)
+	if candidate, ok := currentMappedCandidate(mappings.color.value, request.Colors); ok {
+		resolvedColor, roleSources[shopeeproduct.RoleColor] = candidate, mappings.color.source
+	}
+	if candidate, ok := currentMappedCandidate(mappings.size.value, request.Sizes); ok {
+		resolvedSize, roleSources[shopeeproduct.RoleSize] = candidate, mappings.size.source
+	}
+
+	if task.TargetColorSnapshot != "" && resolvedColor == "" {
+		if exact, ok := aimatching.DeterministicMatch(aimatching.MatchRequest{TargetColor: task.TargetColorSnapshot, Colors: request.Colors}); ok {
+			resolvedColor, roleSources[shopeeproduct.RoleColor] = exact.MappedColor, aimatching.SourceExact
+		}
+	}
+	if task.TargetSizeSnapshot != "" && resolvedSize == "" {
+		if exact, ok := aimatching.DeterministicMatch(aimatching.MatchRequest{TargetSize: task.TargetSizeSnapshot, Sizes: request.Sizes}); ok {
+			resolvedSize, roleSources[shopeeproduct.RoleSize] = exact.MappedSize, aimatching.SourceExact
+		}
+	}
+
+	missingColor := task.TargetColorSnapshot != "" && resolvedColor == ""
+	missingSize := task.TargetSizeSnapshot != "" && resolvedSize == ""
+	var providerDecision aimatching.DecisionSnapshot
+	if missingColor || missingSize {
+		remaining := aimatching.MatchRequest{}
+		if missingColor {
+			remaining.TargetColor, remaining.Colors = task.TargetColorSnapshot, request.Colors
+		}
+		if missingSize {
+			remaining.TargetSize, remaining.Sizes = task.TargetSizeSnapshot, request.Sizes
+		}
+		matched, err := s.matcher().Resolve(ctx, remaining)
+		if err != nil {
+			return aimatching.MatchResult{}, err
+		}
+		if matched.Source != aimatching.SourceExact && matched.Source != aimatching.SourceAI {
+			return aimatching.MatchResult{}, &aimatching.Error{Code: aimatching.CodeNoMatch, Message: "规格匹配来源无效"}
+		}
+		providerDecision = matched.Decision
+		if missingColor {
+			if !matchCandidateValid(remaining.TargetColor, matched.MappedColor, remaining.Colors) {
+				return aimatching.MatchResult{}, &aimatching.Error{Code: aimatching.CodeNoMatch, Message: "AI 返回的颜色不属于当次候选"}
+			}
+			resolvedColor, roleSources[shopeeproduct.RoleColor] = matched.MappedColor, matched.Source
+		}
+		if missingSize {
+			if !matchCandidateValid(remaining.TargetSize, matched.MappedSize, remaining.Sizes) {
+				return aimatching.MatchResult{}, &aimatching.Error{Code: aimatching.CodeNoMatch, Message: "AI 返回的尺码不属于当次候选"}
+			}
+			resolvedSize, roleSources[shopeeproduct.RoleSize] = matched.MappedSize, matched.Source
+		}
+	}
+
+	source := probeSourceSummary(roleSources)
+	reason := "当次候选完成确定性匹配"
+	if containsRoleSource(roleSources, "manual_mapping") || containsRoleSource(roleSources, aimatching.SourceAI) {
+		reason = "已确认映射经当次候选验证，未解决规格按确定性或 AI 匹配"
+	}
+	result := aimatching.RecordedMatch(request, source, resolvedColor, resolvedSize, reason)
+	result.Decision.RoleSources = roleSources
+	result.Decision.Provider = providerDecision.Provider
+	result.Decision.Model = providerDecision.Model
+	result.Decision.Confidence = providerDecision.Confidence
+	return result, nil
+}
+
+type confirmedProbeMapping struct {
+	value   string
+	source  string
+	invalid bool
+}
+
+type confirmedProbeMappingSet struct {
+	color confirmedProbeMapping
+	size  confirmedProbeMapping
+}
+
+type probeGuidanceSnapshot struct {
+	ConfirmedMappings map[string]probeGuidanceMapping `json:"confirmedMappings,omitempty"`
+}
+
+type probeGuidanceMapping struct {
+	Value  string `json:"value"`
+	Source string `json:"source"`
+}
+
+func newProbeGuidanceSnapshot(raw, targetColor, targetSize string) (string, error) {
+	mappings := confirmedProbeMappings(raw, targetColor, targetSize)
+	snapshot := probeGuidanceSnapshot{ConfirmedMappings: map[string]probeGuidanceMapping{}}
+	if mappings.color.value != "" {
+		snapshot.ConfirmedMappings[shopeeproduct.RoleColor] = probeGuidanceMapping{Value: mappings.color.value, Source: mappings.color.source}
+	}
+	if mappings.size.value != "" {
+		snapshot.ConfirmedMappings[shopeeproduct.RoleSize] = probeGuidanceMapping{Value: mappings.size.value, Source: mappings.size.source}
+	}
+	encoded, err := json.Marshal(snapshot)
+	return string(encoded), err
+}
+
+func probeGuidanceFromSnapshot(raw string) confirmedProbeMappingSet {
+	var snapshot probeGuidanceSnapshot
+	if json.Unmarshal([]byte(raw), &snapshot) != nil {
+		return confirmedProbeMappingSet{}
+	}
+	result := confirmedProbeMappingSet{}
+	if mapping, ok := snapshot.ConfirmedMappings[shopeeproduct.RoleColor]; ok {
+		result.color = confirmedProbeMapping{value: strings.TrimSpace(mapping.Value), source: mapping.Source}
+	}
+	if mapping, ok := snapshot.ConfirmedMappings[shopeeproduct.RoleSize]; ok {
+		result.size = confirmedProbeMapping{value: strings.TrimSpace(mapping.Value), source: mapping.Source}
+	}
+	return result
+}
+
+func confirmedProbeMappings(raw, targetColor, targetSize string) confirmedProbeMappingSet {
+	var specs []shopeeproduct.SpecDimension
+	if json.Unmarshal([]byte(raw), &specs) != nil {
+		return confirmedProbeMappingSet{}
+	}
+	result := confirmedProbeMappingSet{}
+	for _, dimension := range specs {
+		for _, value := range dimension.Values {
+			if value.Mapping == nil || value.Mapping.Status != shopeeproduct.MappingStatusConfirmed {
+				continue
+			}
+			mapping := confirmedProbeMapping{value: strings.TrimSpace(value.Mapping.PDDValue), source: mapSource(value.Mapping.Source)}
+			switch {
+			case dimension.Role == shopeeproduct.RoleColor && value.Name == targetColor:
+				result.color = mergeConfirmedProbeMapping(result.color, mapping)
+			case dimension.Role == shopeeproduct.RoleSize && value.Name == targetSize:
+				result.size = mergeConfirmedProbeMapping(result.size, mapping)
+			}
+		}
+	}
+	return result
+}
+
+func mergeConfirmedProbeMapping(current, incoming confirmedProbeMapping) confirmedProbeMapping {
+	if current.invalid {
+		return current
+	}
+	if current.value == "" {
+		return incoming
+	}
+	if current.value != incoming.value {
+		return confirmedProbeMapping{invalid: true}
+	}
+	return current
+}
+
+func currentMappedCandidate(mapped string, candidates []string) (string, bool) {
+	mapped = strings.TrimSpace(mapped)
+	if mapped == "" {
+		return "", false
+	}
+	matches := make([]string, 0, 1)
+	seen := map[string]bool{}
+	for _, candidate := range candidates {
+		candidate = strings.TrimSpace(candidate)
+		if candidate == "" || seen[candidate] || aimatching.Normalize(candidate) != aimatching.Normalize(mapped) {
+			continue
+		}
+		seen[candidate] = true
+		matches = append(matches, candidate)
+	}
+	if len(matches) != 1 {
+		return "", false
+	}
+	return matches[0], true
+}
+
+func probeSourceSummary(roleSources map[string]string) string {
+	if containsRoleSource(roleSources, "manual_mapping") {
+		return "manual_mapping"
+	}
+	if containsRoleSource(roleSources, aimatching.SourceAI) {
+		return aimatching.SourceAI
+	}
+	return aimatching.SourceExact
+}
+
+func containsRoleSource(roleSources map[string]string, target string) bool {
+	for _, source := range roleSources {
+		if source == target {
+			return true
+		}
+	}
+	return false
+}
@@ -281,9 +281,14 @@ func (s *Service) create(ctx context.Context, req CreateRequest) (models.Purchas
 				currency = shopee.Currency
 			}
 			// Every new SYB purchase must use the candidates observed on the
-			// current PDD page. Persisted mappings remain product-level history,
-			// but they cannot skip this task's read-only probe phase.
+			// current PDD page. Freeze confirmed mappings only as guidance for
+			// validation against that future probe; they never skip the probe.
 			mappedColor, mappedSize, specSource = "", "", "unresolved"
+			guidance, marshalErr := newProbeGuidanceSnapshot(shopee.SpecsJSON, targetColor, targetSize)
+			if marshalErr != nil {
+				return internal(marshalErr)
+			}
+			decisionSnapshot = guidance
 		}
 		candidates, archiveUsable := archiveCandidates(pdd.SpecsJSON, targetColor, targetSize)
 		matchRequest := aimatching.MatchRequest{TargetColor: targetColor, TargetSize: targetSize, Colors: candidates.Colors, Sizes: candidates.Sizes}
@@ -293,7 +298,7 @@ func (s *Service) create(ctx context.Context, req CreateRequest) (models.Purchas
 		} else if req.ExecutionMode == models.PurchaseExecutionModeLive {
 			// The first attempt is always spec_probe for an SYB purchase. The
 			// exact task-level decision is frozen only from that probe result.
-			mappedColor, mappedSize, specSource, decisionSnapshot = "", "", "unresolved", "{}"
+			mappedColor, mappedSize, specSource = "", "", "unresolved"
 		} else if pdd.Status != "active" {
 			mappedColor, mappedSize, specSource = "", "", "unresolved"
 		} else if specSource == "manual_mapping" || specSource == "exact_match" || specSource == "ai_match" {
@@ -31,13 +31,15 @@ type fixture struct {
 }

 type liveProbeMatcher struct {
-	result aimatching.MatchResult
-	err    error
-	calls  int
+	result  aimatching.MatchResult
+	err     error
+	calls   int
+	request aimatching.MatchRequest
 }

-func (matcher *liveProbeMatcher) Resolve(context.Context, aimatching.MatchRequest) (aimatching.MatchResult, error) {
+func (matcher *liveProbeMatcher) Resolve(_ context.Context, request aimatching.MatchRequest) (aimatching.MatchResult, error) {
 	matcher.calls++
+	matcher.request = request
 	return matcher.result, matcher.err
 }

@@ -422,10 +424,109 @@ func TestLiveProbeCallsAIOnlyAfterCandidatesAreReturned(t *testing.T) {
 	}
 }

+func TestLiveProbeReusesConfirmedColorAndResolvesCurrentSizeWithoutAI(t *testing.T) {
+	db := testDB(t)
+	f := seed(t, db, liveCaps(), true)
+	if err := db.Model(&models.SYBProduct{}).Where("id = ?", f.syb.ID).Updates(map[string]any{
+		"target_color": "薑黃色",
+		"target_size":  "5XL",
+	}).Error; err != nil {
+		t.Fatal(err)
+	}
+	specs := []shopeeproduct.SpecDimension{
+		{Name: "颜色", Role: shopeeproduct.RoleColor, Values: []shopeeproduct.SpecValue{{Name: "薑黃色", Source: shopeeproduct.ValueSourceImport, Mapping: &shopeeproduct.Mapping{PDDValue: "黄色", Source: shopeeproduct.MappingSourceManual, Status: shopeeproduct.MappingStatusConfirmed}}}},
+		{Name: "尺码", Role: shopeeproduct.RoleSize, Values: []shopeeproduct.SpecValue{{Name: "5XL", Source: shopeeproduct.ValueSourceImport, Mapping: &shopeeproduct.Mapping{PDDValue: "XXXXXL", Source: shopeeproduct.MappingSourceAIMatch, Status: shopeeproduct.MappingStatusConfirmed, Reason: "历史档案原文"}}}},
+	}
+	raw, _ := json.Marshal(specs)
+	if err := db.Model(&models.ShopeeProduct{}).Where("id = ?", f.shopee.ID).Update("specs_json", string(raw)).Error; err != nil {
+		t.Fatal(err)
+	}
+	matcher := &liveProbeMatcher{err: errors.New("AI should not be called")}
+	s := testService(db)
+	s.Matcher = matcher
+	task, err := createLive(t, s, f)
+	if err != nil || task.MappedColorSnapshot != "" || task.MappedSizeSnapshot != "" {
+		t.Fatalf("live task skipped mandatory probe: %+v err=%v", task, err)
+	}
+	if err = db.Model(&models.ShopeeProduct{}).Where("id = ?", f.shopee.ID).Update("specs_json", `[]`).Error; err != nil {
+		t.Fatal(err)
+	}
+	if _, err = s.Claim(context.Background(), task.ID, ActionRequest{RequestID: uuid.NewString()}, f.token); err != nil {
+		t.Fatal(err)
+	}
+	first, err := s.Start(context.Background(), task.ID, ActionRequest{RequestID: uuid.NewString()}, f.token)
+	if err != nil {
+		t.Fatal(err)
+	}
+	probe := ResultRequest{RequestID: uuid.NewString(), TaskAttemptID: first.TaskAttemptID, ResultType: "spec_probe_completed", ProbedSpecs: []byte(`{"dimensions":[{"key":"color","values":["白色","黄色","黑色"]},{"key":"size","values":["4XL","5XL"]}]}`)}
+	resolved, err := s.SubmitResult(context.Background(), task.ID, probe, f.token)
+	if err != nil || matcher.calls != 0 || resolved.Status != models.PurchaseTaskStatusPending {
+		t.Fatalf("confirmed mapping resolution failed: %+v calls=%d err=%v", resolved, matcher.calls, err)
+	}
+	if resolved.MappedColor != "黄色" || resolved.MappedSize != "5XL" {
+		t.Fatalf("task did not freeze current probe labels: %+v", resolved)
+	}
+	var saved models.PurchaseTask
+	if err = db.First(&saved, task.ID).Error; err != nil {
+		t.Fatal(err)
+	}
+	var decision struct {
+		RoleSources map[string]string `json:"roleSources"`
+	}
+	if err = json.Unmarshal([]byte(saved.SpecDecisionSnapshot), &decision); err != nil {
+		t.Fatal(err)
+	}
+	if saved.SpecSource != "manual_mapping" || decision.RoleSources[shopeeproduct.RoleColor] != "manual_mapping" || decision.RoleSources[shopeeproduct.RoleSize] != aimatching.SourceExact {
+		t.Fatalf("mixed role sources were not audited: task=%+v decision=%+v", saved, decision)
+	}
+}
+
+func TestLiveProbeCallsAIOnlyForRoleWithoutCurrentConfirmedMapping(t *testing.T) {
+	db := testDB(t)
+	f := seed(t, db, liveCaps(), true)
+	if err := db.Model(&models.SYBProduct{}).Where("id = ?", f.syb.ID).Update("target_color", "薑黃色").Error; err != nil {
+		t.Fatal(err)
+	}
+	specs := []shopeeproduct.SpecDimension{
+		{Name: "颜色", Role: shopeeproduct.RoleColor, Values: []shopeeproduct.SpecValue{{Name: "薑黃色", Source: shopeeproduct.ValueSourceImport, Mapping: &shopeeproduct.Mapping{PDDValue: "旧黄色", Source: shopeeproduct.MappingSourceManual, Status: shopeeproduct.MappingStatusConfirmed}}}},
+		{Name: "尺码", Role: shopeeproduct.RoleSize, Values: []shopeeproduct.SpecValue{{Name: "XL", Source: shopeeproduct.ValueSourceImport, Mapping: &shopeeproduct.Mapping{PDDValue: "XL", Source: shopeeproduct.MappingSourceManual, Status: shopeeproduct.MappingStatusConfirmed}}}},
+	}
+	raw, _ := json.Marshal(specs)
+	if err := db.Model(&models.ShopeeProduct{}).Where("id = ?", f.shopee.ID).Update("specs_json", string(raw)).Error; err != nil {
+		t.Fatal(err)
+	}
+	aiRequest := aimatching.MatchRequest{TargetColor: "薑黃色", Colors: []string{"黄色"}}
+	matcher := &liveProbeMatcher{result: aimatching.RecordedMatch(aiRequest, aimatching.SourceAI, "黄色", "", "当前颜色候选匹配")}
+	s := testService(db)
+	s.Matcher = matcher
+	task, err := createLive(t, s, f)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if _, err = s.Claim(context.Background(), task.ID, ActionRequest{RequestID: uuid.NewString()}, f.token); err != nil {
+		t.Fatal(err)
+	}
+	first, err := s.Start(context.Background(), task.ID, ActionRequest{RequestID: uuid.NewString()}, f.token)
+	if err != nil {
+		t.Fatal(err)
+	}
+	probe := ResultRequest{RequestID: uuid.NewString(), TaskAttemptID: first.TaskAttemptID, ResultType: "spec_probe_completed", ProbedSpecs: []byte(`{"dimensions":[{"key":"color","values":["黄色"]},{"key":"size","values":["XL"]}]}`)}
+	resolved, err := s.SubmitResult(context.Background(), task.ID, probe, f.token)
+	if err != nil || matcher.calls != 1 || resolved.MappedColor != "黄色" || resolved.MappedSize != "XL" {
+		t.Fatalf("partial AI resolution failed: %+v request=%+v err=%v", resolved, matcher.request, err)
+	}
+	if matcher.request.TargetColor != "薑黃色" || matcher.request.TargetSize != "" || len(matcher.request.Colors) != 1 || len(matcher.request.Sizes) != 0 {
+		t.Fatalf("resolved size was unnecessarily sent to AI: %+v", matcher.request)
+	}
+}
+
 func TestLiveProbeRejectsMatcherValueOutsideCurrentCandidates(t *testing.T) {
 	db := testDB(t)
 	f := seed(t, db, liveCaps(), false)
-	request := aimatching.MatchRequest{TargetColor: "黑色", TargetSize: "XL", Colors: []string{"黑色"}, Sizes: []string{"XL"}}
+	if err := db.Model(&models.SYBProduct{}).Where("id = ?", f.syb.ID).Update("target_color", "象牙黑").Error; err != nil {
+		t.Fatal(err)
+	}
+	request := aimatching.MatchRequest{TargetColor: "象牙黑", Colors: []string{"黑色"}}
 	matcher := &liveProbeMatcher{result: aimatching.RecordedMatch(request, aimatching.SourceAI, "候选外颜色", "XL", "无效返回")}
 	s := testService(db)
 	s.Matcher = matcher
@@ -449,6 +550,42 @@ func TestLiveProbeRejectsMatcherValueOutsideCurrentCandidates(t *testing.T) {
 	if err = db.First(&saved, task.ID).Error; err != nil || saved.ErrorCode == nil || *saved.ErrorCode != "PURCHASE_SPEC_NOT_MATCHED" {
 		t.Fatalf("outside-candidate failure was not persisted: %+v err=%v", saved, err)
 	}
+	if saved.ErrorMessage == nil || *saved.ErrorMessage != "已采集到当前规格，但未能确定颜色或尺码映射" {
+		t.Fatalf("outside-candidate failure reason was not preserved: %+v", saved)
+	}
+}
+
+func TestLiveProbeUsesAccurateMessageWhenCompleteCandidatesCannotBeMatched(t *testing.T) {
+	db := testDB(t)
+	f := seed(t, db, liveCaps(), false)
+	if err := db.Model(&models.SYBProduct{}).Where("id = ?", f.syb.ID).Update("target_color", "薑黃色").Error; err != nil {
+		t.Fatal(err)
+	}
+	s := testService(db)
+	s.Matcher = &liveProbeMatcher{err: &aimatching.Error{Code: aimatching.CodeNoMatch, Message: "no match"}}
+	task, err := createLive(t, s, f)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if _, err = s.Claim(context.Background(), task.ID, ActionRequest{RequestID: uuid.NewString()}, f.token); err != nil {
+		t.Fatal(err)
+	}
+	first, err := s.Start(context.Background(), task.ID, ActionRequest{RequestID: uuid.NewString()}, f.token)
+	if err != nil {
+		t.Fatal(err)
+	}
+	probe := ResultRequest{RequestID: uuid.NewString(), TaskAttemptID: first.TaskAttemptID, ResultType: "spec_probe_completed", ProbedSpecs: []byte(`{"dimensions":[{"key":"color","values":["黄色"]},{"key":"size","values":["XL"]}]}`)}
+	resolved, err := s.SubmitResult(context.Background(), task.ID, probe, f.token)
+	if err != nil || resolved.Status != models.PurchaseTaskStatusFailed {
+		t.Fatalf("no-match probe did not converge: %+v err=%v", resolved, err)
+	}
+	var saved models.PurchaseTask
+	if err = db.First(&saved, task.ID).Error; err != nil {
+		t.Fatal(err)
+	}
+	if saved.ErrorMessage == nil || *saved.ErrorMessage != "已采集到当前规格，但未能确定颜色或尺码映射" {
+		t.Fatalf("complete candidates used misleading failure reason: %+v", saved)
+	}
 }

 func TestSecondSpecProbeFailsClosedWithoutClearingDecision(t *testing.T) {
@@ -625,6 +762,42 @@ func TestCreateDispatchesProbeInsteadOfExternalArchiveMatching(t *testing.T) {
 	}
 }

+func TestNextReturnsAssignedProbeWaitingTaskBeforeOtherWork(t *testing.T) {
+	db := testDB(t)
+	f := seed(t, db, liveCaps(), true)
+	if err := db.Model(&models.PDDProduct{}).Where("id = ?", f.pdd.ID).Update("specs_json", `[{"name":"颜色","role":"color","values":[{"name":"黑色","selectable":true,"priceCent":1200}]},{"name":"尺码","role":"size","values":[{"name":"XL","selectable":true}]}]`).Error; err != nil {
+		t.Fatal(err)
+	}
+	service := testService(db)
+	request := StockCreateRequest{
+		RequestID: uuid.NewString(), ExecutionMode: models.PurchaseExecutionModeLive,
+		PDDProductID: f.pdd.ID, DeviceID: &f.device.ID, Color: "黑色", Size: "XL",
+		Quantity: 1, MinUnitPriceCent: 900, MaxUnitPriceCent: 1500,
+	}
+	waiting, _, err := service.CreateStock(context.Background(), request)
+	if err != nil {
+		t.Fatal(err)
+	}
+	request.RequestID = uuid.NewString()
+	other, _, err := service.CreateStock(context.Background(), request)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err = db.Session(&gorm.Session{SkipHooks: true}).Model(&models.PurchaseTask{}).Where("id = ?", waiting.ID).Updates(map[string]any{
+		"status": models.PurchaseTaskStatusSpecProbePending, "mapped_color_snapshot": "", "mapped_size_snapshot": "",
+	}).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	next, err := service.Next(context.Background(), f.token)
+	if err != nil || next == nil || next.TaskID != waiting.ID || next.Status != models.PurchaseTaskStatusSpecProbePending {
+		t.Fatalf("waiting probe task not reserved: next=%+v other=%d err=%v", next, other.ID, err)
+	}
+	if _, err = service.Claim(context.Background(), other.ID, ActionRequest{RequestID: uuid.NewString()}, f.token); code(err) != CodeDeviceBusy {
+		t.Fatalf("other purchase claimed while probe waits: %v", err)
+	}
+}
+
 func TestOrderUnknownIsNotAutomaticallyRedispatched(t *testing.T) {
 	db := testDB(t)
 	f := seed(t, db, liveCaps(), true)
@@ -182,9 +182,9 @@ func ensureDeviceIdleForCurrentPage(tx *gorm.DB, deviceID uint64, now time.Time)
 		return serviceError(CodeDeviceBusy, "设备正在执行任务，请稍后再试")
 	}
 	if err := tx.Model(&models.PurchaseTask{}).
-		Where("device_id = ? AND (status IN ? OR (status IN ? AND lease_expires_at > ?))", deviceID,
-			[]string{models.PurchaseTaskStatusRunning, models.PurchaseTaskStatusOrderSubmitStarted},
-			[]string{models.PurchaseTaskStatusPending, models.PurchaseTaskStatusSpecProbePending}, now).
+		Where("device_id = ? AND (status IN ? OR (status = ? AND lease_expires_at > ?))", deviceID,
+			[]string{models.PurchaseTaskStatusRunning, models.PurchaseTaskStatusOrderSubmitStarted, models.PurchaseTaskStatusSpecProbePending},
+			models.PurchaseTaskStatusPending, now).
 		Count(&busy).Error; err != nil {
 		return internalError(err)
 	}
@@ -246,9 +246,9 @@ func ensureDeviceIdleForReset(tx *gorm.DB, deviceID, taskID uint64, now time.Tim
 		return serviceError(CodeDeviceBusy, "设备正在执行其他任务")
 	}
 	if err := tx.Model(&models.PurchaseTask{}).
-		Where("device_id = ? AND (status IN ? OR (status IN ? AND lease_expires_at > ?))", deviceID,
-			[]string{models.PurchaseTaskStatusRunning, models.PurchaseTaskStatusOrderSubmitStarted},
-			[]string{models.PurchaseTaskStatusPending, models.PurchaseTaskStatusSpecProbePending}, now).
+		Where("device_id = ? AND (status IN ? OR (status = ? AND lease_expires_at > ?))", deviceID,
+			[]string{models.PurchaseTaskStatusRunning, models.PurchaseTaskStatusOrderSubmitStarted, models.PurchaseTaskStatusSpecProbePending},
+			models.PurchaseTaskStatusPending, now).
 		Count(&busy).Error; err != nil {
 		return internalError(err)
 	}
Author	SHA1	Message	Date
QiuSW	095dbfacbf	fix(android): retain verified spec selections (#224 )	2026-09-05 16:33:24 +08:00
QiuSW	cdcb6930d0	fix(android): revalidate offscreen selected specs (#224 )	2026-09-05 16:21:01 +08:00
QiuSW	d84f6ddf21	fix(purchase): reuse validated probe mappings (#223 )	2026-09-05 15:21:17 +08:00
QiuSW	f40331189b	fix(android): wait for stable PDD product page (#222 )	2026-09-05 12:40:19 +08:00
QiuSW	2895f3d72d	fix(purchase): advance past spec confirmation (#220 )	2026-09-05 10:54:02 +08:00
QiuSW	e4051ed8df	feat(purchase): reuse probed PDD page (#219 )	2026-09-05 10:34:35 +08:00