fix: gate research pool trial creation

backend/src/main/kotlin/com/wrbug/polymarketbot/controller/copytrading/leaderpool/LeaderPoolController.kt

@@ -6,6 +6,7 @@ import com.wrbug.polymarketbot.service.copytrading.leaderpool.LeaderPoolAlreadyE
 import com.wrbug.polymarketbot.service.copytrading.leaderpool.LeaderPoolConfirmRequiredException
 import com.wrbug.polymarketbot.service.copytrading.leaderpool.LeaderPoolDuplicateTrialConfigException
 import com.wrbug.polymarketbot.service.copytrading.leaderpool.LeaderPoolNotFoundException
+import com.wrbug.polymarketbot.service.copytrading.leaderpool.LeaderPoolResearchCandidateNotReadyException
 import com.wrbug.polymarketbot.service.copytrading.leaderpool.LeaderPoolService
 import org.slf4j.LoggerFactory
 import org.springframework.context.MessageSource
@@ -146,6 +147,7 @@ class LeaderPoolController(
             is LeaderPoolAlreadyExistsException -> ErrorCode.LEADER_POOL_ALREADY_EXISTS
             is LeaderPoolDuplicateTrialConfigException -> ErrorCode.LEADER_POOL_DUPLICATE_TRIAL_CONFIG
             is LeaderPoolConfirmRequiredException -> ErrorCode.LEADER_POOL_CONFIRM_REQUIRED
+            is LeaderPoolResearchCandidateNotReadyException -> ErrorCode.LEADER_RESEARCH_CANDIDATE_NOT_READY
             is IllegalArgumentException -> when (e.message) {
                 "账户不存在" -> ErrorCode.ACCOUNT_NOT_FOUND
                 "Leader 不存在" -> ErrorCode.LEADER_NOT_FOUND
@@ -166,6 +168,7 @@ class LeaderPoolController(
             errorCode == ErrorCode.LEADER_POOL_ALREADY_EXISTS ||
             errorCode == ErrorCode.LEADER_POOL_DUPLICATE_TRIAL_CONFIG ||
             errorCode == ErrorCode.LEADER_POOL_CONFIRM_REQUIRED ||
+            errorCode == ErrorCode.LEADER_RESEARCH_CANDIDATE_NOT_READY ||
             errorCode == ErrorCode.ACCOUNT_NOT_FOUND ||
             errorCode == ErrorCode.LEADER_NOT_FOUND
     }

backend/src/main/kotlin/com/wrbug/polymarketbot/service/copytrading/leaderpool/LeaderPoolExceptions.kt

@@ -7,3 +7,7 @@ class LeaderPoolAlreadyExistsException(message: String = "Leader 已在池子中
 class LeaderPoolDuplicateTrialConfigException(message: String = "该账户已存在此 Leader 的跟单配置") : RuntimeException(message)
 
 class LeaderPoolConfirmRequiredException(message: String = "立即启用试跟配置需要显式确认") : RuntimeException(message)
+
+class LeaderPoolResearchCandidateNotReadyException(
+    message: String = "研究候选尚未进入试跟建议状态"
+) : RuntimeException(message)

backend/src/main/kotlin/com/wrbug/polymarketbot/service/copytrading/leaderpool/LeaderPoolService.kt

@@ -5,6 +5,7 @@ import com.wrbug.polymarketbot.entity.CopyTrading
 import com.wrbug.polymarketbot.entity.Leader
 import com.wrbug.polymarketbot.entity.LeaderPool
 import com.wrbug.polymarketbot.enums.LeaderPoolStatus
+import com.wrbug.polymarketbot.enums.LeaderResearchState
 import com.wrbug.polymarketbot.repository.AccountRepository
 import com.wrbug.polymarketbot.repository.CopyTradingRepository
 import com.wrbug.polymarketbot.repository.LeaderPoolRepository
@@ -207,6 +208,15 @@ class LeaderPoolService(
         }
 
         return try {
+            if (pool.researchCandidateId != null && pool.researchState != LeaderResearchState.TRIAL_READY) {
+                logger.warn(
+                    "拒绝从未试跟建议的研究候选创建 Leader 池试跟配置: poolId={}, leaderId={}, researchState={}",
+                    pool.id,
+                    pool.leaderId,
+                    pool.researchState
+                )
+                return Result.failure(LeaderPoolResearchCandidateNotReadyException())
+            }
             if (request.enableImmediately && !request.confirm) {
                 logger.warn("拒绝未确认的立即启用试跟配置: poolId={}, leaderId={}", pool.id, pool.leaderId)
                 return Result.failure(LeaderPoolConfirmRequiredException())

backend/src/test/kotlin/com/wrbug/polymarketbot/service/copytrading/leaderpool/LeaderPoolServiceTest.kt

@@ -12,6 +12,7 @@ import com.wrbug.polymarketbot.entity.CopyTrading
 import com.wrbug.polymarketbot.entity.Leader
 import com.wrbug.polymarketbot.entity.LeaderPool
 import com.wrbug.polymarketbot.enums.LeaderPoolStatus
+import com.wrbug.polymarketbot.enums.LeaderResearchState
 import com.wrbug.polymarketbot.repository.AccountRepository
 import com.wrbug.polymarketbot.repository.CopyTradingRepository
 import com.wrbug.polymarketbot.repository.LeaderPoolRepository
@@ -180,6 +181,20 @@ class LeaderPoolServiceTest {
         assertEquals(LeaderPoolStatus.TRIAL, poolCaptor.value.status)
     }
 
+    @Test
+    fun `research pool item must be trial ready before creating trial config`() {
+        Mockito.`when`(leaderPoolRepository.findById(10L)).thenReturn(
+            Optional.of(pool(researchCandidateId = 99, researchState = LeaderResearchState.PAPER))
+        )
+
+        val result = service.createTrialConfig(LeaderPoolCreateTrialConfigRequest(poolId = 10, accountId = 2))
+
+        assertTrue(result.isFailure)
+        assertTrue(result.exceptionOrNull() is LeaderPoolResearchCandidateNotReadyException)
+        Mockito.verify(accountRepository, Mockito.never()).findById(2L)
+        Mockito.verify(copyTradingService, Mockito.never()).createCopyTrading(anyCreateRequest())
+    }
+
     @Test
     fun `create trial failure leaves pool status unchanged`() {
         Mockito.`when`(leaderPoolRepository.findById(10L)).thenReturn(Optional.of(pool()))
@@ -261,11 +276,15 @@ class LeaderPoolServiceTest {
     private fun pool(
         id: Long = 10,
         leaderId: Long = 1,
-        status: LeaderPoolStatus = LeaderPoolStatus.CANDIDATE
+        status: LeaderPoolStatus = LeaderPoolStatus.CANDIDATE,
+        researchCandidateId: Long? = null,
+        researchState: LeaderResearchState? = null
     ) = LeaderPool(
         id = id,
         leaderId = leaderId,
         status = status,
+        researchCandidateId = researchCandidateId,
+        researchState = researchState,
         suggestedFixedAmount = BigDecimal("1"),
         suggestedMaxDailyOrders = 10,
         suggestedMaxDailyLoss = BigDecimal("5"),