feat(t214): persist candidate observation identities

2026-07-28 12:21:55 +08:00
parent acd3c85b5b
commit 56e7a2be33
29 changed files with 622 additions and 94 deletions
@@ -1045,9 +1045,8 @@ class MainActivity : ComponentActivity() {
                                )
                                ExecutionCandidateDraft(
                                    ordinal = assessment.ordinal,
-                                    title =
-                                        "拼多多图片候选 " +
-                                            assessment.ordinal,
+                                    title = candidateEvidence.observedTitle
+                                        ?: "拼多多图片候选 ${assessment.ordinal}",
                                    skuText =
                                        candidateEvidence.specification
                                            .selectedSummary
@@ -1059,6 +1058,14 @@ class MainActivity : ComponentActivity() {
                                                },
                                    price = candidateEvidence.specification
                                        .price?.rawText.orEmpty(),
+                                    cardSignature =
+                                        candidateEvidence.cardSignature,
+                                    detailSignature =
+                                        candidateEvidence.detailSignature,
+                                    detailEvidenceSha256 =
+                                        candidateEvidence.detailSha256,
+                                    specificationEvidenceSha256 =
+                                        candidateEvidence.specificationSha256,
                                    evidenceLocalIDs = emptyList(),
                                    evaluation = ExecutionCandidateEvaluation(
                                        decision = assessment.decision.name,
@@ -1222,11 +1229,17 @@ class MainActivity : ComponentActivity() {
                candidates = validated.map { candidate ->
                    ExecutionCandidateDraft(
                        ordinal = candidate.ordinal,
-                        title = "$taskTitle 候选 ${candidate.ordinal}",
+                        title = candidate.observedTitle
+                            ?: "$taskTitle 候选 ${candidate.ordinal}",
                        skuText = candidate.specification
                            .selectedSummary.orEmpty(),
                        price = candidate.specification
                            .price?.rawText.orEmpty(),
+                        cardSignature = candidate.cardSignature,
+                        detailSignature = candidate.detailSignature,
+                        detailEvidenceSha256 = candidate.detailSha256,
+                        specificationEvidenceSha256 =
+                            candidate.specificationSha256,
                        evidenceLocalIDs = emptyList()
                    )
                }
@@ -14,6 +14,7 @@ import androidx.annotation.RequiresApi
 import com.roubao.autopilot.pinduoduo.PinduoduoCandidateCard
 import com.roubao.autopilot.pinduoduo.PinduoduoCandidateDetailEvidence
 import com.roubao.autopilot.pinduoduo.PinduoduoEvidenceHash
+import com.roubao.autopilot.pinduoduo.PinduoduoObservedTitlePolicy
 import com.roubao.autopilot.readiness.DeviceObservationStore
 import com.roubao.autopilot.readiness.LoginBlockerDetector
 import com.roubao.autopilot.readiness.PINDUODUO_PACKAGE
@@ -320,7 +321,8 @@ class BuyerAccessibilityService : AccessibilityService() {
                signature = PinduoduoEvidenceHash.sha256(
                    semanticTexts.joinToString(TEXT_SIGNATURE_SEPARATOR)
                ),
-                semanticTextCount = semanticTexts.size
+                semanticTextCount = semanticTexts.size,
+                observedTitle = PinduoduoObservedTitlePolicy.select(semanticTexts)
            )
        }

@@ -134,7 +134,8 @@ private class CandidateEvidenceStore(context: Context) {
                detailSemanticTextCount = detail.detail.semanticTextCount,
                detailAsset = detailAsset,
                specification = specifications.evidence,
-                specificationAsset = specificationAsset
+                specificationAsset = specificationAsset,
+                observedTitle = detail.detail.observedTitle
            )
            evidenceByOrdinal[ordinal] = evidence
            writeManifest()
@@ -172,6 +173,7 @@ private class CandidateEvidenceStore(context: Context) {
                        evidence.cardSemanticTextCount
                    )
                    .put("detail_signature", evidence.detailSignature)
+                    .put("observed_title", evidence.observedTitle)
                    .put(
                        "detail_semantic_text_count",
                        evidence.detailSemanticTextCount
@@ -208,7 +210,7 @@ private class CandidateEvidenceStore(context: Context) {
            )
        }
        val manifest = JSONObject()
-            .put("schema_version", 3)
+            .put("schema_version", 4)
            .put("candidate_count", evidenceByOrdinal.size)
            .put("candidates", candidates)
            .toString(2)
@@ -9,6 +9,9 @@ import kotlinx.coroutines.withContext

 data class ValidatedCandidateEvidence(
    val ordinal: Int,
+    val cardSignature: String,
+    val detailSignature: String,
+    val observedTitle: String?,
    val detailPngBytes: ByteArray,
    val detailSha256: String,
    val specification: PinduoduoSpecificationEvidence,
@@ -46,6 +49,11 @@ class CandidateEvidenceSource(
                        ?.length
                        ?.let { it in 1..160 } != false
                )
+                require(SHA256_PATTERN.matches(metadata.cardSignature))
+                require(SHA256_PATTERN.matches(metadata.detailSignature))
+                require(
+                    metadata.observedTitle?.length?.let { it in 1..160 } != false
+                )
                require(
                    metadata.specification.price?.let { price ->
                        price.rawText.length in 1..32 &&
@@ -69,6 +77,9 @@ class CandidateEvidenceSource(
                require(totalBytes <= MAX_TOTAL_PNG_BYTES)
                ValidatedCandidateEvidence(
                    ordinal = metadata.ordinal,
+                    cardSignature = metadata.cardSignature,
+                    detailSignature = metadata.detailSignature,
+                    observedTitle = metadata.observedTitle,
                    detailPngBytes = detail,
                    detailSha256 = metadata.detailAsset.sha256,
                    specification = metadata.specification,
@@ -14,7 +14,8 @@ data class PinduoduoCandidateCard(

 data class PinduoduoCandidateDetailEvidence(
    val signature: String,
-    val semanticTextCount: Int
+    val semanticTextCount: Int,
+    val observedTitle: String? = null
 )

 data class PinduoduoScreenshotCapture(
@@ -39,9 +40,36 @@ data class PinduoduoCandidateEvidence(
    val detailSemanticTextCount: Int,
    val detailAsset: PinduoduoEvidenceAsset,
    val specification: PinduoduoSpecificationEvidence,
-    val specificationAsset: PinduoduoEvidenceAsset
+    val specificationAsset: PinduoduoEvidenceAsset,
+    val observedTitle: String? = null
 )

+object PinduoduoObservedTitlePolicy {
+    private val excludedFragments = listOf(
+        "客服",
+        "收藏",
+        "店铺",
+        "免拼购买",
+        "单独购买",
+        "发起拼单",
+        "确认款式",
+        "已选择",
+        "退货",
+        "包邮"
+    )
+
+    fun select(semanticTexts: List<String>): String? =
+        semanticTexts.asSequence()
+            .map { it.trim().replace(Regex("\\s+"), " ") }
+            .filter { it.length in 6..160 }
+            .filterNot { text ->
+                text.any { it == '¥' || it == '￥' } ||
+                    excludedFragments.any(text::contains) ||
+                    text.all { it.isDigit() || it in ".,+-/% " }
+            }
+            .maxByOrNull(String::length)
+}
+
 object PinduoduoEvidenceHash {
    fun sha256(value: String): String =
        sha256(value.toByteArray(Charsets.UTF_8))
@@ -43,6 +43,10 @@ data class ExecutionCandidateDraft(
    val price: String = "",
    val productUrl: String = "",
    val imageUrl: String = "",
+    val cardSignature: String = "",
+    val detailSignature: String = "",
+    val detailEvidenceSha256: String = "",
+    val specificationEvidenceSha256: String = "",
    val evidenceLocalIDs: List<String>,
    val evaluation: ExecutionCandidateEvaluation? = null
 )
@@ -404,6 +404,14 @@ class ProcurementRepository(
        require(batch.candidates.map { it.ordinal } == (1..batch.candidates.size).toList()) {
            "候选编号必须连续"
        }
+        require(batch.candidates.all { candidate ->
+            SHA256_PATTERN.matches(candidate.cardSignature) &&
+                SHA256_PATTERN.matches(candidate.detailSignature) &&
+                SHA256_PATTERN.matches(candidate.detailEvidenceSha256) &&
+                SHA256_PATTERN.matches(
+                    candidate.specificationEvidenceSha256
+                )
+        }) { "候选持久身份指纹无效" }
        require(batch.mode == execution.provenance?.mode) { "执行模式不能在回传时变更" }
        if (batch.mode == ExecutionMode.AI_ASSISTED) {
            require(batch.provenance != null && batch.provenance.providerId != null) {
@@ -883,6 +891,16 @@ class ProcurementRepository(
            .put("price", candidate.price)
            .put("product_url", candidate.productUrl)
            .put("image_url", candidate.imageUrl)
+            .put("card_signature", candidate.cardSignature)
+            .put("detail_signature", candidate.detailSignature)
+            .put(
+                "detail_evidence_sha256",
+                candidate.detailEvidenceSha256
+            )
+            .put(
+                "specification_evidence_sha256",
+                candidate.specificationEvidenceSha256
+            )
            .put("evidence_asset_ids", JSONArray(candidate.evidenceLocalIDs))
            .also { json ->
                candidate.evaluation?.let { evaluation ->
@@ -1054,6 +1072,7 @@ class ProcurementRepository(
        private const val MAX_REFERENCE_DIMENSION = 4_096
        private const val MAX_REFERENCE_PIXELS = 20_000_000L
 		private const val MAX_OUTBOX_EVIDENCE_BYTES = 8L * 1024L * 1024L
+        private val SHA256_PATTERN = Regex("^[0-9a-f]{64}$")
 		private val COMPLETE_OUTCOMES = setOf(
 			"CANDIDATE_ACCEPTED",
 			"CANDIDATE_REJECTED",
@@ -150,13 +150,14 @@ class CandidateEvidenceSourceTest {
        )
        return PinduoduoCandidateEvidence(
            ordinal = ordinal,
-            cardSignature = "card-$ordinal",
+            cardSignature = PinduoduoEvidenceHash.sha256("card-$ordinal"),
            cardSemanticTextCount = 3,
-            detailSignature = "detail-$ordinal",
+            detailSignature = PinduoduoEvidenceHash.sha256("detail-$ordinal"),
            detailSemanticTextCount = 4,
            detailAsset = asset,
            specification = specification(),
-            specificationAsset = asset.copy(fileName = specificationFileName)
+            specificationAsset = asset.copy(fileName = specificationFileName),
+            observedTitle = "候选商品标题 $ordinal"
        )
    }

@@ -0,0 +1,35 @@
+package com.roubao.autopilot.pinduoduo
+
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertNull
+import org.junit.Test
+
+class PinduoduoObservedTitlePolicyTest {
+    @Test
+    fun `selects longest product-like semantic text`() {
+        val title = PinduoduoObservedTitlePolicy.select(
+            listOf(
+                "¥12.90",
+                "店铺客服",
+                "2026夏季纯棉宽松短袖圆领上衣",
+                "纯棉短袖"
+            )
+        )
+
+        assertEquals("2026夏季纯棉宽松短袖圆领上衣", title)
+    }
+
+    @Test
+    fun `rejects actions prices and numeric-only text`() {
+        val title = PinduoduoObservedTitlePolicy.select(
+            listOf(
+                "免拼购买",
+                "已选择 黑色 L",
+                "¥12.90",
+                "123456"
+            )
+        )
+
+        assertNull(title)
+    }
+}