src/beckend/gradle.properties

@@ -0,0 +1,2 @@
+kotlin.jvm.target.validation=warning
+kotlin.jvm.target=25

src/beckend/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.5.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.6.1-bin.zip
 networkTimeout=10000
 retries=0
 retryBackOffMs=500

src/beckend/gradlew

@@ -20,7 +20,7 @@
 
 ##############################################################################
 #
-#   Gradle start up script for POSIX generated by Gradle.
+#   gradlew start up script for POSIX generated by Gradle.
 #
 #   Important for running:
 #
@@ -29,7 +29,7 @@
 #       bash, then to run this script, type that shell name before the whole
 #       command line, like:
 #
-#           ksh Gradle
+#           ksh gradlew
 #
 #       Busybox and similar reduced shells will NOT work, because this script
 #       requires all of these POSIX shell features:

src/beckend/gradlew.bat

@@ -19,7 +19,7 @@
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
 @rem
-@rem  Gradle startup script for Windows
+@rem  gradlew startup script for Windows
 @rem
 @rem ##########################################################################
 
@@ -72,7 +72,7 @@ echo location of your Java installation. 1>&2
 
 
 
-@rem Execute Gradle
+@rem Execute gradlew
 @rem endlocal doesn't take effect until after the line is parsed and variables are expanded
 @rem which allows us to clear the local environment before executing the java command
 endlocal & "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* & call :exitWithErrorLevel

src/beckend/src/main/kotlin/club/itstudio/itmanager/controller/v1/AuthorizeController.kt

@@ -1,21 +1,16 @@
 package club.itstudio.itmanager.controller.v1
 
 import club.itstudio.itmanager.entity.ApiResponse
+import club.itstudio.itmanager.entity.enums.EmailType
 import club.itstudio.itmanager.entity.vo.request.EmailRegisterVO
 import club.itstudio.itmanager.entity.vo.request.PasswordResetVO
-import club.itstudio.itmanager.service.AccountService
+import club.itstudio.itmanager.service.v1.AuthorizationService
 import jakarta.validation.Valid
 import jakarta.validation.constraints.Email
 import jakarta.validation.constraints.NotBlank
-import jakarta.validation.constraints.Pattern
 import org.slf4j.LoggerFactory
 import org.springframework.validation.annotation.Validated
-import org.springframework.web.bind.annotation.GetMapping
-import org.springframework.web.bind.annotation.PostMapping
-import org.springframework.web.bind.annotation.RequestBody
-import org.springframework.web.bind.annotation.RequestMapping
-import org.springframework.web.bind.annotation.RequestParam
-import org.springframework.web.bind.annotation.RestController
+import org.springframework.web.bind.annotation.*
 import org.springframework.web.server.ServerWebExchange
 import reactor.core.publisher.Mono
 
@@ -23,34 +18,34 @@ import reactor.core.publisher.Mono
 @RestController
 @RequestMapping("/api/v1/auth")
 class AuthorizeController(
-    private val service: AccountService
+    private val service: AuthorizationService
 ) {
     private val logger = LoggerFactory.getLogger(this::class.java)
 
     @GetMapping("/ask-code")
     fun askVerifyCode(
         @RequestParam @NotBlank @Email email: String,
-        @RequestParam @Pattern(regexp = "(register|reset)") type: String,
+        @RequestParam type: EmailType,
         exchange: ServerWebExchange
     ): Mono<ApiResponse<Any?>> {
         logger.info("Trying to ask code")
         val ip = exchange.request.remoteAddress?.address?.hostAddress ?: "unknown"
         return service.askEmailVerifyCode(type, email, ip)
-            .map { messageHandler(it) }
+            .map(::messageHandler)
     }
 
     @PostMapping("/register")
     fun emailRegister(@RequestBody @Valid vo: EmailRegisterVO): Mono<ApiResponse<Any?>> {
         logger.info("Trying to register")
         return service.registerEmailAccount(vo)
-            .map { messageHandler(it) }
+            .map(::messageHandler)
     }
 
     @PostMapping("/reset")
     fun emailResetPassword(@RequestBody @Valid vo: PasswordResetVO): Mono<ApiResponse<Any?>> {
         logger.info("Trying to reset password")
         return service.resetEmailAccountPassword(vo)
-            .map { messageHandler(it) }
+            .map(::messageHandler)
     }
 
     @GetMapping("/logout")
@@ -71,7 +66,7 @@ class AuthorizeController(
         return service
             .jwtTokenRelogin(authorization)
             ?.map { ApiResponse.success(it) }
-            ?: Mono.just(messageHandler("Please login with password."))
+            ?: Mono.just(ApiResponse.failure(401, null, "Please login with password."))
     }
 
     private fun messageHandler(wrongMessage: String): ApiResponse<Any?> {

src/beckend/src/main/kotlin/club/itstudio/itmanager/entity/dto/EmailVerificationMsg.kt

@@ -1,10 +1,11 @@
 package club.itstudio.itmanager.entity.dto
 
+import club.itstudio.itmanager.entity.enums.EmailType
 import kotlinx.serialization.Serializable
 
 @Serializable
 data class EmailVerificationMsg(
     val email: String,
-    val type: String,
+    val type: EmailType,
     val code: String
 )

src/beckend/src/main/kotlin/club/itstudio/itmanager/entity/enums/AccountRole.kt

@@ -0,0 +1,16 @@
+package club.itstudio.itmanager.entity.enums
+
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+
+@Serializable
+enum class AccountRole {
+    @SerialName("user")
+    USER,
+    @SerialName("admin")
+    ADMIN;
+
+    companion object {
+        fun fromIsStaff(isStaff: Boolean): AccountRole = if (isStaff) ADMIN else USER
+    }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/entity/enums/EmailType.kt

@@ -0,0 +1,13 @@
+package club.itstudio.itmanager.entity.enums
+
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+
+@Serializable
+enum class EmailType {
+    @SerialName("register")
+    REGISTER,
+    
+    @SerialName("reset")
+    RESET,
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/listener/MailQueueListener.kt

@@ -1,6 +1,7 @@
 package club.itstudio.itmanager.listener
 
 import club.itstudio.itmanager.entity.dto.EmailVerificationMsg
+import club.itstudio.itmanager.entity.enums.EmailType
 import kotlinx.serialization.json.Json
 import org.slf4j.LoggerFactory
 import org.springframework.amqp.rabbit.annotation.RabbitHandler
@@ -28,21 +29,19 @@ class MailQueueListener(
         val (email, type, code) = data
         
         val message = when (type) {
-            "register" -> createMailMessage(
+            EmailType.REGISTER -> createMailMessage(
                 "Welcome to Our Service",
                 "Thank you for registering! Your verification code is: $code"
                         + "\nThis code is valid for 3 minutes.",
                 email
             )
 
-            "reset" -> createMailMessage(
+            EmailType.RESET -> createMailMessage(
                 "Password Reset Request",
                 "You requested a password reset. Your verification code is: $code"
                         + "\nThis code is valid for 3 minutes.",
                 email
             )
-
-            else -> return
         }
         sender.send(message)
         logger.info("Email sent to $email.")

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/AccountService.kt

@@ -10,9 +10,13 @@ import reactor.core.publisher.Mono
 
 interface AccountService : IService<Account>, ReactiveUserDetailsService {
     fun findAccountByNameOrEmail(text: String): Mono<Account>
-    fun askEmailVerifyCode(type: String, email: String, ip: String): Mono<String>
-    fun registerEmailAccount(vo: EmailRegisterVO): Mono<String>
-    fun resetEmailAccountPassword(vo: PasswordResetVO): Mono<String>
-    fun invalidateJwt(headerToken: String?): Boolean
-    fun jwtTokenRelogin(headerToken: String?): Mono<ReloginVO>?
+    fun findAccountByName(username: String): Mono<Account>
+    fun findAccountByEmail(email: String): Mono<Account>
+    fun existAccountByName(username: String): Mono<Boolean>
+    fun existAccountByEmail(email: String): Mono<Boolean>
+    fun resetPasswordByEmail(email: String, encodedPassword: String): Mono<Void>
+
+//    fun batchInsert(accounts: List<Account>): Mono<Boolean>
+//    fun replaceAll(accounts: List<Account>): Mono<Boolean>
+//    fun exportAll(): Mono<List<Account>>
 }

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/AttachmentService.kt

@@ -2,5 +2,14 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.Attachment
+import reactor.core.publisher.Mono
 
-interface AttachmentService : IService<Attachment>
+interface AttachmentService : IService<Attachment> {
+    fun getAttachmentById(id: Long): Mono<Attachment>
+    fun listByRelated(relatedTable: String, relatedId: Long): Mono<List<Attachment>>
+    fun listByUploader(uploadedBy: Long): Mono<List<Attachment>>
+    fun createAttachment(attachment: Attachment): Mono<Boolean>
+    fun deleteAttachment(id: Long): Mono<Boolean>
+    fun deleteByRelated(relatedTable: String, relatedId: Long): Mono<Boolean>
+    fun exportAllAttachments(): Mono<List<Attachment>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/BorrowRecordService.kt

@@ -2,5 +2,16 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.BorrowRecord
+import reactor.core.publisher.Mono
 
-interface BorrowRecordService : IService<BorrowRecord>
+interface BorrowRecordService : IService<BorrowRecord> {
+    fun getBorrowRecordById(id: Long): Mono<BorrowRecord>
+    fun listByItem(itemId: Long): Mono<List<BorrowRecord>>
+    fun listByBorrower(borrowerId: Long): Mono<List<BorrowRecord>>
+    fun listByStatus(status: String): Mono<List<BorrowRecord>>
+    fun listOverdueRecords(): Mono<List<BorrowRecord>>
+    fun createBorrowRecord(record: BorrowRecord): Mono<Boolean>
+    fun updateBorrowRecord(record: BorrowRecord): Mono<Boolean>
+    fun deleteBorrowRecord(id: Long): Mono<Boolean>
+    fun exportAllBorrowRecords(): Mono<List<BorrowRecord>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/CategoryService.kt

@@ -2,5 +2,14 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.Category
+import reactor.core.publisher.Mono
 
-interface CategoryService : IService<Category>
+interface CategoryService : IService<Category> {
+    fun getCategoryById(id: Long): Mono<Category>
+    fun listAllCategories(): Mono<List<Category>>
+    fun listByParentId(parentId: Long): Mono<List<Category>>
+    fun createCategory(category: Category): Mono<Boolean>
+    fun updateCategory(category: Category): Mono<Boolean>
+    fun deleteCategory(id: Long): Mono<Boolean>
+    fun exportAllCategories(): Mono<List<Category>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/DepartmentService.kt

@@ -2,5 +2,14 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.Department
+import reactor.core.publisher.Mono
 
-interface DepartmentService : IService<Department>
+interface DepartmentService : IService<Department> {
+    fun getDepartmentById(id: Long): Mono<Department>
+    fun listAllDepartments(): Mono<List<Department>>
+    fun listByParentId(parentId: Long): Mono<List<Department>>
+    fun createDepartment(department: Department): Mono<Boolean>
+    fun updateDepartment(department: Department): Mono<Boolean>
+    fun deleteDepartment(id: Long): Mono<Boolean>
+    fun exportAllDepartments(): Mono<List<Department>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/EmailNoticeService.kt

@@ -2,5 +2,15 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.EmailNotice
+import reactor.core.publisher.Mono
 
-interface EmailNoticeService : IService<EmailNotice>
+interface EmailNoticeService : IService<EmailNotice> {
+    fun getEmailNoticeById(id: Long): Mono<EmailNotice>
+    fun listAllNotices(): Mono<List<EmailNotice>>
+    fun listEnabledNotices(): Mono<List<EmailNotice>>
+    fun createEmailNotice(notice: EmailNotice): Mono<Boolean>
+    fun updateEmailNotice(notice: EmailNotice): Mono<Boolean>
+    fun deleteEmailNotice(id: Long): Mono<Boolean>
+    fun toggleEnabled(id: Long): Mono<Boolean>
+    fun exportAllEmailNotices(): Mono<List<EmailNotice>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/EvaluationService.kt

@@ -2,5 +2,16 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.Evaluation
+import reactor.core.publisher.Mono
 
-interface EvaluationService : IService<Evaluation>
+interface EvaluationService : IService<Evaluation> {
+    fun getEvaluationById(id: Long): Mono<Evaluation>
+    fun listByEvaluator(evaluatorId: Long): Mono<List<Evaluation>>
+    fun listByRelatedItem(itemId: Long): Mono<List<Evaluation>>
+    fun listByScore(score: Short): Mono<List<Evaluation>>
+    fun createEvaluation(evaluation: Evaluation): Mono<Boolean>
+    fun updateEvaluation(evaluation: Evaluation): Mono<Boolean>
+    fun deleteEvaluation(id: Long): Mono<Boolean>
+    fun deleteByEvaluator(evaluatorId: Long): Mono<Boolean>
+    fun exportAllEvaluations(): Mono<List<Evaluation>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/FinanceRecordService.kt

@@ -2,5 +2,16 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.FinanceRecord
+import reactor.core.publisher.Mono
 
-interface FinanceRecordService : IService<FinanceRecord>
+interface FinanceRecordService : IService<FinanceRecord> {
+    fun getFinanceRecordById(id: Long): Mono<FinanceRecord>
+    fun listByType(type: String): Mono<List<FinanceRecord>>
+    fun listByDateRange(start: String, end: String): Mono<List<FinanceRecord>>
+    fun listByVendor(vendor: String): Mono<List<FinanceRecord>>
+    fun listByRelatedItem(itemId: Long): Mono<List<FinanceRecord>>
+    fun createFinanceRecord(record: FinanceRecord): Mono<Boolean>
+    fun updateFinanceRecord(record: FinanceRecord): Mono<Boolean>
+    fun deleteFinanceRecord(id: Long): Mono<Boolean>
+    fun exportAllFinanceRecords(): Mono<List<FinanceRecord>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/ItemService.kt

@@ -1,6 +1,23 @@
 package club.itstudio.itmanager.service
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.Item
+import reactor.core.publisher.Mono
 
-interface ItemService : IService<Item>
+interface ItemService : IService<Item> {
+    fun pageItems(page: Page<Item>, keyword: String?, status: String?): Mono<Page<Item>>
+    fun getItemById(id: Long): Mono<Item>
+    fun listAvailableItems(): Mono<List<Item>>
+    fun listInUseItems(): Mono<List<Item>>
+    fun listItemsByCategory(categoryId: Long): Mono<List<Item>>
+    fun createItem(item: Item): Mono<Boolean>
+    fun updateItem(item: Item): Mono<Boolean>
+    fun removeItemById(id: Long): Mono<Boolean>
+    fun setPrimaryImage(id: Long, imagePath: String): Mono<Boolean>
+    fun borrowItem(id: Long, quantity: Int): Mono<Boolean>
+    fun returnItem(id: Long, quantity: Int): Mono<Boolean>
+    fun batchInsertItems(items: List<Item>): Mono<Boolean>
+    fun replaceAllItems(items: List<Item>): Mono<Boolean>
+    fun exportAllItems(): Mono<List<Item>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/ItemTransactionService.kt

@@ -2,5 +2,15 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.ItemTransaction
+import reactor.core.publisher.Mono
 
-interface ItemTransactionService : IService<ItemTransaction>
+interface ItemTransactionService : IService<ItemTransaction> {
+    fun getTransactionById(id: Long): Mono<ItemTransaction>
+    fun listByItem(itemId: Long): Mono<List<ItemTransaction>>
+    fun listByType(transType: String): Mono<List<ItemTransaction>>
+    fun listByOperator(operatorId: Long): Mono<List<ItemTransaction>>
+    fun createTransaction(transaction: ItemTransaction): Mono<Boolean>
+    fun updateTransaction(transaction: ItemTransaction): Mono<Boolean>
+    fun deleteTransaction(id: Long): Mono<Boolean>
+    fun exportAllTransactions(): Mono<List<ItemTransaction>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/MemoService.kt

@@ -2,5 +2,16 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.Memo
+import reactor.core.publisher.Mono
 
-interface MemoService : IService<Memo>
+interface MemoService : IService<Memo> {
+    fun getMemoById(id: Long): Mono<Memo>
+    fun searchMemos(keyword: String?): Mono<List<Memo>>
+    fun listByAuthor(authorId: Long): Mono<List<Memo>>
+    fun listByRelatedItem(itemId: Long): Mono<List<Memo>>
+    fun listPublicMemos(): Mono<List<Memo>>
+    fun createMemo(memo: Memo): Mono<Boolean>
+    fun updateMemo(memo: Memo): Mono<Boolean>
+    fun deleteMemo(id: Long): Mono<Boolean>
+    fun exportAllMemos(): Mono<List<Memo>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/PersonnelService.kt

@@ -2,5 +2,16 @@ package club.itstudio.itmanager.service
 
 import com.baomidou.mybatisplus.extension.service.IService
 import club.itstudio.itmanager.entity.dto.Personnel
+import reactor.core.publisher.Mono
 
-interface PersonnelService : IService<Personnel>
+interface PersonnelService : IService<Personnel> {
+    fun getPersonnelById(id: Long): Mono<Personnel>
+    fun searchPersonnel(keyword: String?): Mono<List<Personnel>>
+    fun listByDepartment(departmentId: Long): Mono<List<Personnel>>
+    fun listByRole(role: String): Mono<List<Personnel>>
+    fun createPersonnel(personnel: Personnel): Mono<Boolean>
+    fun updatePersonnel(personnel: Personnel): Mono<Boolean>
+    fun deletePersonnel(id: Long): Mono<Boolean>
+    fun setActive(id: Long, active: Boolean): Mono<Boolean>
+    fun exportAllPersonnel(): Mono<List<Personnel>>
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/AccountServiceImpl.kt

@@ -1,207 +1,144 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.core.toolkit.Wrappers
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.Account
-import club.itstudio.itmanager.entity.dto.EmailVerificationMsg
-import club.itstudio.itmanager.entity.vo.request.EmailRegisterVO
-import club.itstudio.itmanager.entity.vo.request.PasswordResetVO
-import club.itstudio.itmanager.entity.vo.response.ReloginVO
+import club.itstudio.itmanager.entity.enums.AccountRole
 import club.itstudio.itmanager.mapper.AccountMapper
 import club.itstudio.itmanager.service.AccountService
-import club.itstudio.itmanager.utils.Const
-
-import club.itstudio.itmanager.utils.FlowUtils
-import club.itstudio.itmanager.utils.JwtUtils
-import org.springframework.amqp.core.AmqpTemplate
-import org.springframework.data.redis.core.ReactiveStringRedisTemplate
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.security.core.userdetails.User
 import org.springframework.security.core.userdetails.UserDetails
 import org.springframework.security.core.userdetails.UsernameNotFoundException
-import org.springframework.security.crypto.password.PasswordEncoder
 import org.springframework.stereotype.Service
 import reactor.core.publisher.Mono
 import reactor.core.scheduler.Schedulers
-import java.time.Duration
+import javax.security.auth.login.AccountNotFoundException
+import kotlin.jvm.java
 
 @Service
-class AccountServiceImpl(
-    private val utils: FlowUtils,
-    private val jwtUtils: JwtUtils,
-    private val amqpTemplate: AmqpTemplate,
-    private val stringRedisTemplate: ReactiveStringRedisTemplate,
-    private val encoder: PasswordEncoder
-) : ServiceImpl<AccountMapper, Account>(), AccountService {
+class AccountServiceImpl : ServiceImpl<AccountMapper, Account>(), AccountService {
 
-    override fun findByUsername(username: String): Mono<UserDetails> {
-        return findAccountByNameOrEmail(username)
-            .switchIfEmpty(Mono.error(UsernameNotFoundException("Account with name $username not found")))
-            .map { account ->
-                User.withUsername(username)
-                    .password(account.password)
-                    .roles(if (account.isStaff) "STAFF" else "USER")
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    override fun findByUsername(
+        username: String
+    ): Mono<UserDetails> {
+
+        return findAccountByName(username)
+            .map {
+                User.withUsername(it.username)
+                    .password(it.password)
+                    .roles(AccountRole.fromIsStaff(it.isStaff).name)
                     .build()
             }
+            .onErrorMap(
+                AccountNotFoundException::class.java
+            ) {
+                UsernameNotFoundException(
+                    "User not found"
+                )
+            }
     }
 
-    override fun findAccountByNameOrEmail(text: String): Mono<Account> {
-        return Mono.fromCallable {
-            this.query()
-                .eq("username", text).or()
-                .eq("email", text)
+    override fun findAccountByName(username: String): Mono<Account> =
+        findAccount("username") {
+            ktQuery()
+                .eq(Account::username, username)
                 .one()
-        }.flatMap { account ->
-            Mono.just(account)
         }
+
+    override fun findAccountByEmail(email: String): Mono<Account> =
+        findAccount("email") {
+            ktQuery()
+                .eq(Account::email, email)
+                .one()
+        }
+
+    private fun <T : Any> blockingCall(
+        block: () -> T?
+    ): Mono<T> =
+        Mono.fromCallable(block)
+            .subscribeOn(Schedulers.boundedElastic())
+
+    private fun findAccount(
+        fieldName: String,
+        query: () -> Account?
+    ): Mono<Account> {
+        return blockingCall {
+            logger.info(
+                "Searching account by {}",
+                fieldName
+            )
+            query()
+        }.switchIfEmpty(
+            Mono.error(
+                AccountNotFoundException()
+            )
+        )
     }
 
-    override fun askEmailVerifyCode(type: String, email: String, ip: String): Mono<String> {
-        return verifyLimit(ip).flatMap { allowed ->
-            if (allowed) {
-                val code = (100000..999999).random().toString()
-                val data = EmailVerificationMsg(email, type, code)
-
-                Mono.fromRunnable<Void> {
-                    amqpTemplate.convertAndSend("mail", data)
-                }.then(
-                    stringRedisTemplate.opsForValue()
-                        .set(
-                            Const.VERIFY_EMAIL_DATA + email,
-                            code,
-                            Duration.ofMinutes(3)
-                        )
-                ).thenReturn("").subscribeOn(Schedulers.boundedElastic())
-            } else {
-                Mono.just("Request limit exceeded. Please try again later.")
-            }
-        }
-    }
-
-    override fun registerEmailAccount(vo: EmailRegisterVO): Mono<String> {
-        val (email, code, username, password) = vo
-
-        return verifyCode(email, code).flatMap { error ->
-            if (error.isNotBlank()) {
-                return@flatMap Mono.just(error)
-            }
-
-            existAccountByEmail(email).flatMap { emailExists ->
-                if (emailExists) {
-                    return@flatMap Mono.just("account with the same email already exists.")
+    override fun findAccountByNameOrEmail(
+        text: String
+    ): Mono<Account> {
+        return blockingCall {
+            logger.info(
+                "Searching account by identifier"
+            )
+            ktQuery()
+                .and {
+                    it.eq(Account::email, text)
+                        .or()
+                        .eq(Account::username, text)
                 }
+                .one()
+        }.switchIfEmpty(
+            Mono.error(AccountNotFoundException())
+        )
+    }
 
-                existAccountByUsername(username).flatMap { usernameExists ->
-                    if (usernameExists) {
-                        return@flatMap Mono.just("username already exists.")
-                    }
+    override fun existAccountByName(
+        username: String
+    ): Mono<Boolean> {
+        return blockingCall {
+            ktQuery()
+                .eq(Account::username, username)
+                .exists()
 
-                    val encodedPassword = encoder.encode(password)
-                    val account = Account(
-                        username = username,
-                        password = encodedPassword!!,
-                        email = email,
-                        isActive = true,
-                        isStaff = false
+        }
+    }
+
+    override fun existAccountByEmail(
+        email: String
+    ): Mono<Boolean> {
+        return blockingCall {
+            ktQuery()
+                .eq(Account::email, email)
+                .exists()
+
+        }
+    }
+
+    override fun resetPasswordByEmail(
+        email: String,
+        encodedPassword: String
+    ): Mono<Void> {
+        return blockingCall {
+            ktUpdate()
+                .eq(Account::email, email)
+                .set(
+                    Account::password,
+                    encodedPassword
+                )
+                .update()
+        }
+            .flatMap { updated ->
+                if (updated) {
+                    Mono.empty()
+                } else {
+                    Mono.error(
+                        AccountNotFoundException()
                     )
-
-                    Mono.fromCallable { this.save(account) }
-                        .flatMap { success ->
-                            if (success) {
-                                stringRedisTemplate.delete(Const.VERIFY_EMAIL_DATA + email)
-                                    .thenReturn("")
-                            } else {
-                                Mono.just("something went wrong. Please contact the administrator.")
-                            }
-                        }
                 }
             }
-        }
-    }
-
-    override fun resetEmailAccountPassword(vo: PasswordResetVO): Mono<String> {
-        val (email, code, password) = vo
-
-        return verifyCode(email, code).flatMap { error ->
-            if (error.isNotBlank()) {
-                return@flatMap Mono.just(error)
-            }
-
-            existAccountByEmail(email).flatMap { exists ->
-                if (!exists) {
-                    return@flatMap Mono.just("account with the email does not exist.")
-                }
-
-                val encodedPassword = encoder.encode(password)
-
-                Mono.fromCallable {
-                    this.update()
-                        .eq("email", email)
-                        .set("password", encodedPassword)
-                        .update()
-                }.flatMap { success ->
-                    if (success) {
-                        stringRedisTemplate.delete(Const.VERIFY_EMAIL_DATA + email)
-                            .thenReturn("")
-                    } else {
-                        Mono.just("something went wrong. Please contact the administrator.")
-                    }
-                }
-            }
-        }
-    }
-
-    override fun jwtTokenRelogin(headerToken: String?): Mono<ReloginVO>? {
-        val user = jwtUtils.resolveJwt(headerToken?.substring("Bearer ".length))
-            ?.let { jwtUtils.toUser(it) }
-            ?: return null
-        val accountMono = findAccountByNameOrEmail(user.username)
-        val voMono = accountMono.map {
-            ReloginVO(
-                jwtUtils.createJwt(user, it.id!!, it.username),
-                jwtUtils.expiresTime().toInstant().toString()
-            )
-        }
-        return voMono
-    }
-
-    override fun invalidateJwt(headerToken: String?): Boolean {
-        return jwtUtils.invalidateJwt(headerToken)
-    }
-
-    private fun existAccountByEmail(email: String): Mono<Boolean> {
-        return Mono.fromCallable {
-            this.baseMapper.exists(
-                Wrappers.query<Account>()
-                    .eq("email", email)
-            )
-        }
-    }
-
-    private fun existAccountByUsername(username: String): Mono<Boolean> {
-        return Mono.fromCallable {
-            this.baseMapper.exists(
-                Wrappers.query<Account>()
-                    .eq("username", username)
-            )
-        }
-    }
-
-    private fun verifyLimit(ip: String): Mono<Boolean> {
-        val key = Const.VERIFY_EMAIL_LIMIT + ip
-        return utils.limitOnceCheck(key, 60)
-    }
-
-    private fun verifyCode(email: String, receivedCode: String?): Mono<String> {
-        return stringRedisTemplate.opsForValue()
-            .get(Const.VERIFY_EMAIL_DATA + email)
-            .flatMap { code ->
-                when {
-                    receivedCode == null || code != receivedCode ->
-                        Mono.just("verify code is wrong.")
-
-                    else -> Mono.just("")
-                }
-            }
-            .switchIfEmpty(Mono.just("verify code has not been sent"))
     }
 }

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/AttachmentServiceImpl.kt

@@ -1,10 +1,62 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.Attachment
 import club.itstudio.itmanager.mapper.AttachmentMapper
 import club.itstudio.itmanager.service.AttachmentService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class AttachmentServiceImpl : ServiceImpl<AttachmentMapper, Attachment>(), AttachmentService
+class AttachmentServiceImpl : ServiceImpl<AttachmentMapper, Attachment>(), AttachmentService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getAttachmentById(id: Long): Mono<Attachment> =
+        blockingCall {
+            logger.info("Searching attachment by id")
+            ktQuery().eq(Attachment::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("Attachment not found")))
+
+    override fun listByRelated(relatedTable: String, relatedId: Long): Mono<List<Attachment>> =
+        blockingCall {
+            logger.info("Searching attachments by related table and id")
+            ktQuery().eq(Attachment::relatedTable, relatedTable).eq(Attachment::relatedId, relatedId).list()
+        }
+
+    override fun listByUploader(uploadedBy: Long): Mono<List<Attachment>> =
+        blockingCall {
+            logger.info("Searching attachments by uploader")
+            ktQuery().eq(Attachment::uploadedBy, uploadedBy).list()
+        }
+
+    override fun createAttachment(attachment: Attachment): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating attachment")
+            save(attachment)
+        }
+
+    override fun deleteAttachment(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting attachment by id")
+            removeById(id)
+        }
+
+    override fun deleteByRelated(relatedTable: String, relatedId: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting attachments by related table and id")
+            remove(ktQuery().eq(Attachment::relatedTable, relatedTable).eq(Attachment::relatedId, relatedId))
+        }
+
+    override fun exportAllAttachments(): Mono<List<Attachment>> =
+        blockingCall {
+            logger.info("Exporting all attachments")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/BorrowRecordServiceImpl.kt

@@ -1,10 +1,74 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.BorrowRecord
 import club.itstudio.itmanager.mapper.BorrowRecordMapper
 import club.itstudio.itmanager.service.BorrowRecordService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class BorrowRecordServiceImpl : ServiceImpl<BorrowRecordMapper, BorrowRecord>(), BorrowRecordService
+class BorrowRecordServiceImpl : ServiceImpl<BorrowRecordMapper, BorrowRecord>(), BorrowRecordService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getBorrowRecordById(id: Long): Mono<BorrowRecord> =
+        blockingCall {
+            logger.info("Searching borrow record by id")
+            ktQuery().eq(BorrowRecord::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("BorrowRecord not found")))
+
+    override fun listByItem(itemId: Long): Mono<List<BorrowRecord>> =
+        blockingCall {
+            logger.info("Searching borrow records by item id")
+            ktQuery().eq(BorrowRecord::itemId, itemId).list()
+        }
+
+    override fun listByBorrower(borrowerId: Long): Mono<List<BorrowRecord>> =
+        blockingCall {
+            logger.info("Searching borrow records by borrower id")
+            ktQuery().eq(BorrowRecord::borrowerId, borrowerId).list()
+        }
+
+    override fun listByStatus(status: String): Mono<List<BorrowRecord>> =
+        blockingCall {
+            logger.info("Searching borrow records by status")
+            ktQuery().eq(BorrowRecord::status, status).list()
+        }
+
+    override fun listOverdueRecords(): Mono<List<BorrowRecord>> =
+        blockingCall {
+            logger.info("Searching overdue borrow records")
+            ktQuery().eq(BorrowRecord::status, "OVERDUE").list()
+        }
+
+    override fun createBorrowRecord(record: BorrowRecord): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating borrow record")
+            save(record)
+        }
+
+    override fun updateBorrowRecord(record: BorrowRecord): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating borrow record")
+            updateById(record)
+        }
+
+    override fun deleteBorrowRecord(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting borrow record by id")
+            removeById(id)
+        }
+
+    override fun exportAllBorrowRecords(): Mono<List<BorrowRecord>> =
+        blockingCall {
+            logger.info("Exporting all borrow records")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/CategoryServiceImpl.kt

@@ -1,10 +1,62 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.Category
 import club.itstudio.itmanager.mapper.CategoryMapper
 import club.itstudio.itmanager.service.CategoryService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class CategoryServiceImpl : ServiceImpl<CategoryMapper, Category>(), CategoryService
+class CategoryServiceImpl : ServiceImpl<CategoryMapper, Category>(), CategoryService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getCategoryById(id: Long): Mono<Category> =
+        blockingCall {
+            logger.info("Searching category by id")
+            ktQuery().eq(Category::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("Category not found")))
+
+    override fun listAllCategories(): Mono<List<Category>> =
+        blockingCall {
+            logger.info("Listing all categories")
+            list()
+        }
+
+    override fun listByParentId(parentId: Long): Mono<List<Category>> =
+        blockingCall {
+            logger.info("Searching categories by parent id")
+            ktQuery().eq(Category::parentId, parentId).list()
+        }
+
+    override fun createCategory(category: Category): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating category")
+            save(category)
+        }
+
+    override fun updateCategory(category: Category): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating category")
+            updateById(category)
+        }
+
+    override fun deleteCategory(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting category by id")
+            removeById(id)
+        }
+
+    override fun exportAllCategories(): Mono<List<Category>> =
+        blockingCall {
+            logger.info("Exporting all categories")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/DepartmentServiceImpl.kt

@@ -1,10 +1,62 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.Department
 import club.itstudio.itmanager.mapper.DepartmentMapper
 import club.itstudio.itmanager.service.DepartmentService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class DepartmentServiceImpl : ServiceImpl<DepartmentMapper, Department>(), DepartmentService
+class DepartmentServiceImpl : ServiceImpl<DepartmentMapper, Department>(), DepartmentService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getDepartmentById(id: Long): Mono<Department> =
+        blockingCall {
+            logger.info("Searching department by id")
+            ktQuery().eq(Department::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("Department not found")))
+
+    override fun listAllDepartments(): Mono<List<Department>> =
+        blockingCall {
+            logger.info("Listing all departments")
+            list()
+        }
+
+    override fun listByParentId(parentId: Long): Mono<List<Department>> =
+        blockingCall {
+            logger.info("Searching departments by parent id")
+            ktQuery().eq(Department::parentId, parentId).list()
+        }
+
+    override fun createDepartment(department: Department): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating department")
+            save(department)
+        }
+
+    override fun updateDepartment(department: Department): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating department")
+            updateById(department)
+        }
+
+    override fun deleteDepartment(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting department by id")
+            removeById(id)
+        }
+
+    override fun exportAllDepartments(): Mono<List<Department>> =
+        blockingCall {
+            logger.info("Exporting all departments")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/EmailNoticeServiceImpl.kt

@@ -1,10 +1,72 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.EmailNotice
 import club.itstudio.itmanager.mapper.EmailNoticeMapper
 import club.itstudio.itmanager.service.EmailNoticeService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class EmailNoticeServiceImpl : ServiceImpl<EmailNoticeMapper, EmailNotice>(), EmailNoticeService
+class EmailNoticeServiceImpl : ServiceImpl<EmailNoticeMapper, EmailNotice>(), EmailNoticeService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getEmailNoticeById(id: Long): Mono<EmailNotice> =
+        blockingCall {
+            logger.info("Searching email notice by id")
+            ktQuery().eq(EmailNotice::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("EmailNotice not found")))
+
+    override fun listAllNotices(): Mono<List<EmailNotice>> =
+        blockingCall {
+            logger.info("Listing all email notices")
+            list()
+        }
+
+    override fun listEnabledNotices(): Mono<List<EmailNotice>> =
+        blockingCall {
+            logger.info("Listing enabled email notices")
+            ktQuery().eq(EmailNotice::enabled, true).list()
+        }
+
+    override fun createEmailNotice(notice: EmailNotice): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating email notice")
+            save(notice)
+        }
+
+    override fun updateEmailNotice(notice: EmailNotice): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating email notice")
+            updateById(notice)
+        }
+
+    override fun deleteEmailNotice(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting email notice by id")
+            removeById(id)
+        }
+
+    override fun toggleEnabled(id: Long): Mono<Boolean> =
+        blockingCall {
+            val notice = ktQuery().eq(EmailNotice::id, id).one()
+            if (notice != null) {
+                updateById(notice.copy(enabled = !notice.enabled))
+            } else {
+                false
+            }
+        }
+
+    override fun exportAllEmailNotices(): Mono<List<EmailNotice>> =
+        blockingCall {
+            logger.info("Exporting all email notices")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/EvaluationServiceImpl.kt

@@ -1,10 +1,74 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.Evaluation
 import club.itstudio.itmanager.mapper.EvaluationMapper
 import club.itstudio.itmanager.service.EvaluationService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class EvaluationServiceImpl : ServiceImpl<EvaluationMapper, Evaluation>(), EvaluationService
+class EvaluationServiceImpl : ServiceImpl<EvaluationMapper, Evaluation>(), EvaluationService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getEvaluationById(id: Long): Mono<Evaluation> =
+        blockingCall {
+            logger.info("Searching evaluation by id")
+            ktQuery().eq(Evaluation::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("Evaluation not found")))
+
+    override fun listByEvaluator(evaluatorId: Long): Mono<List<Evaluation>> =
+        blockingCall {
+            logger.info("Searching evaluations by evaluator id")
+            ktQuery().eq(Evaluation::evaluatorId, evaluatorId).list()
+        }
+
+    override fun listByRelatedItem(itemId: Long): Mono<List<Evaluation>> =
+        blockingCall {
+            logger.info("Searching evaluations by related item id")
+            ktQuery().eq(Evaluation::relatedItemId, itemId).list()
+        }
+
+    override fun listByScore(score: Short): Mono<List<Evaluation>> =
+        blockingCall {
+            logger.info("Searching evaluations by score")
+            ktQuery().eq(Evaluation::score, score).list()
+        }
+
+    override fun createEvaluation(evaluation: Evaluation): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating evaluation")
+            save(evaluation)
+        }
+
+    override fun updateEvaluation(evaluation: Evaluation): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating evaluation")
+            updateById(evaluation)
+        }
+
+    override fun deleteEvaluation(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting evaluation by id")
+            removeById(id)
+        }
+
+    override fun deleteByEvaluator(evaluatorId: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting evaluations by evaluator id")
+            remove(ktQuery().eq(Evaluation::evaluatorId, evaluatorId))
+        }
+
+    override fun exportAllEvaluations(): Mono<List<Evaluation>> =
+        blockingCall {
+            logger.info("Exporting all evaluations")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/FinanceRecordServiceImpl.kt

@@ -1,10 +1,74 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.FinanceRecord
 import club.itstudio.itmanager.mapper.FinanceRecordMapper
 import club.itstudio.itmanager.service.FinanceRecordService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class FinanceRecordServiceImpl : ServiceImpl<FinanceRecordMapper, FinanceRecord>(), FinanceRecordService
+class FinanceRecordServiceImpl : ServiceImpl<FinanceRecordMapper, FinanceRecord>(), FinanceRecordService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getFinanceRecordById(id: Long): Mono<FinanceRecord> =
+        blockingCall {
+            logger.info("Searching finance record by id")
+            ktQuery().eq(FinanceRecord::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("FinanceRecord not found")))
+
+    override fun listByType(type: String): Mono<List<FinanceRecord>> =
+        blockingCall {
+            logger.info("Searching finance records by type")
+            ktQuery().eq(FinanceRecord::type, type).list()
+        }
+
+    override fun listByDateRange(start: String, end: String): Mono<List<FinanceRecord>> =
+        blockingCall {
+            logger.info("Searching finance records by date range")
+            ktQuery().apply("occurred_at BETWEEN {0} AND {1}", start, end).list()
+        }
+
+    override fun listByVendor(vendor: String): Mono<List<FinanceRecord>> =
+        blockingCall {
+            logger.info("Searching finance records by vendor")
+            ktQuery().eq(FinanceRecord::vendor, vendor).list()
+        }
+
+    override fun listByRelatedItem(itemId: Long): Mono<List<FinanceRecord>> =
+        blockingCall {
+            logger.info("Searching finance records by related item id")
+            ktQuery().eq(FinanceRecord::relatedItemId, itemId).list()
+        }
+
+    override fun createFinanceRecord(record: FinanceRecord): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating finance record")
+            save(record)
+        }
+
+    override fun updateFinanceRecord(record: FinanceRecord): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating finance record")
+            updateById(record)
+        }
+
+    override fun deleteFinanceRecord(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting finance record by id")
+            removeById(id)
+        }
+
+    override fun exportAllFinanceRecords(): Mono<List<FinanceRecord>> =
+        blockingCall {
+            logger.info("Exporting all finance records")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/ItemServiceImpl.kt

@@ -1,10 +1,123 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.Item
 import club.itstudio.itmanager.mapper.ItemMapper
 import club.itstudio.itmanager.service.ItemService
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class ItemServiceImpl : ServiceImpl<ItemMapper, Item>(), ItemService
+class ItemServiceImpl : ServiceImpl<ItemMapper, Item>(), ItemService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun pageItems(page: Page<Item>, keyword: String?, status: String?): Mono<Page<Item>> =
+        blockingCall {
+            logger.info("Paging items with keyword and status")
+            val wrapper = ktQuery()
+            if (!keyword.isNullOrBlank()) {
+                wrapper.and {
+                    it.like(Item::name, keyword).or().like(Item::code, keyword)
+                }
+            }
+            if (!status.isNullOrBlank()) {
+                wrapper.eq(Item::status, status)
+            }
+            page(page, wrapper)
+        }
+
+    override fun getItemById(id: Long): Mono<Item> =
+        blockingCall {
+            logger.info("Searching item by id")
+            ktQuery().eq(Item::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("Item not found")))
+
+    override fun listAvailableItems(): Mono<List<Item>> =
+        blockingCall {
+            logger.info("Listing available items")
+            ktQuery().gt(Item::availableQuantity, 0).eq(Item::status, "normal").list()
+        }
+
+    override fun listInUseItems(): Mono<List<Item>> =
+        blockingCall {
+            logger.info("Listing in-use items")
+            ktQuery().apply("total_quantity - available_quantity > 0").list()
+        }
+
+    override fun listItemsByCategory(categoryId: Long): Mono<List<Item>> =
+        blockingCall {
+            logger.info("Listing items by category")
+            ktQuery().eq(Item::categoryId, categoryId).list()
+        }
+
+    override fun createItem(item: Item): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating item")
+            save(item)
+        }
+
+    override fun updateItem(item: Item): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating item")
+            updateById(item)
+        }
+
+    override fun removeItemById(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Removing item by id")
+            removeById(id)
+        }
+
+    override fun setPrimaryImage(id: Long, imagePath: String): Mono<Boolean> =
+        blockingCall {
+            logger.info("Setting primary image for item")
+            ktUpdate().eq(Item::id, id).set(Item::imagePath, imagePath).update()
+        }
+
+    override fun borrowItem(id: Long, quantity: Int): Mono<Boolean> =
+        blockingCall {
+            val item = ktQuery().eq(Item::id, id).one()
+            if (item != null && item.availableQuantity >= quantity) {
+                ktUpdate().eq(Item::id, id).set(Item::availableQuantity, item.availableQuantity - quantity).update()
+            } else {
+                false
+            }
+        }
+
+    override fun returnItem(id: Long, quantity: Int): Mono<Boolean> =
+        blockingCall {
+            val item = ktQuery().eq(Item::id, id).one()
+            if (item != null && item.totalQuantity >= item.availableQuantity + quantity) {
+                ktUpdate().eq(Item::id, id).set(Item::availableQuantity, item.availableQuantity + quantity).update()
+            } else {
+                false
+            }
+        }
+
+    override fun batchInsertItems(items: List<Item>): Mono<Boolean> =
+        blockingCall {
+            logger.info("Batch inserting items")
+            saveBatch(items)
+        }
+
+    override fun replaceAllItems(items: List<Item>): Mono<Boolean> =
+        blockingCall {
+            logger.info("Replacing all items")
+            remove(ktQuery())
+            saveBatch(items)
+        }
+
+    override fun exportAllItems(): Mono<List<Item>> =
+        blockingCall {
+            logger.info("Exporting all items")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/ItemTransactionServiceImpl.kt

@@ -1,10 +1,68 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.ItemTransaction
 import club.itstudio.itmanager.mapper.ItemTransactionMapper
 import club.itstudio.itmanager.service.ItemTransactionService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class ItemTransactionServiceImpl : ServiceImpl<ItemTransactionMapper, ItemTransaction>(), ItemTransactionService
+class ItemTransactionServiceImpl : ServiceImpl<ItemTransactionMapper, ItemTransaction>(), ItemTransactionService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getTransactionById(id: Long): Mono<ItemTransaction> =
+        blockingCall {
+            logger.info("Searching transaction by id")
+            ktQuery().eq(ItemTransaction::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("ItemTransaction not found")))
+
+    override fun listByItem(itemId: Long): Mono<List<ItemTransaction>> =
+        blockingCall {
+            logger.info("Searching transactions by item id")
+            ktQuery().eq(ItemTransaction::itemId, itemId).list()
+        }
+
+    override fun listByType(transType: String): Mono<List<ItemTransaction>> =
+        blockingCall {
+            logger.info("Searching transactions by type")
+            ktQuery().eq(ItemTransaction::transType, transType).list()
+        }
+
+    override fun listByOperator(operatorId: Long): Mono<List<ItemTransaction>> =
+        blockingCall {
+            logger.info("Searching transactions by operator id")
+            ktQuery().eq(ItemTransaction::operatorId, operatorId).list()
+        }
+
+    override fun createTransaction(transaction: ItemTransaction): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating transaction")
+            save(transaction)
+        }
+
+    override fun updateTransaction(transaction: ItemTransaction): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating transaction")
+            updateById(transaction)
+        }
+
+    override fun deleteTransaction(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting transaction by id")
+            removeById(id)
+        }
+
+    override fun exportAllTransactions(): Mono<List<ItemTransaction>> =
+        blockingCall {
+            logger.info("Exporting all transactions")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/MemoServiceImpl.kt

@@ -1,10 +1,80 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.Memo
 import club.itstudio.itmanager.mapper.MemoMapper
 import club.itstudio.itmanager.service.MemoService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class MemoServiceImpl : ServiceImpl<MemoMapper, Memo>(), MemoService
+class MemoServiceImpl : ServiceImpl<MemoMapper, Memo>(), MemoService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getMemoById(id: Long): Mono<Memo> =
+        blockingCall {
+            logger.info("Searching memo by id")
+            ktQuery().eq(Memo::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("Memo not found")))
+
+    override fun searchMemos(keyword: String?): Mono<List<Memo>> =
+        blockingCall {
+            logger.info("Searching memos with keyword")
+            if (keyword.isNullOrBlank()) {
+                list()
+            } else {
+                ktQuery().and {
+                    it.like(Memo::title, keyword).or().like(Memo::content, keyword)
+                }.list()
+            }
+        }
+
+    override fun listByAuthor(authorId: Long): Mono<List<Memo>> =
+        blockingCall {
+            logger.info("Searching memos by author id")
+            ktQuery().eq(Memo::authorId, authorId).list()
+        }
+
+    override fun listByRelatedItem(itemId: Long): Mono<List<Memo>> =
+        blockingCall {
+            logger.info("Searching memos by related item id")
+            ktQuery().eq(Memo::relatedItemId, itemId).list()
+        }
+
+    override fun listPublicMemos(): Mono<List<Memo>> =
+        blockingCall {
+            logger.info("Listing public memos")
+            ktQuery().eq(Memo::isPublic, true).list()
+        }
+
+    override fun createMemo(memo: Memo): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating memo")
+            save(memo)
+        }
+
+    override fun updateMemo(memo: Memo): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating memo")
+            updateById(memo)
+        }
+
+    override fun deleteMemo(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting memo by id")
+            removeById(id)
+        }
+
+    override fun exportAllMemos(): Mono<List<Memo>> =
+        blockingCall {
+            logger.info("Exporting all memos")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/impl/PersonnelServiceImpl.kt

@@ -1,10 +1,83 @@
 package club.itstudio.itmanager.service.impl
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
 import club.itstudio.itmanager.entity.dto.Personnel
 import club.itstudio.itmanager.mapper.PersonnelMapper
 import club.itstudio.itmanager.service.PersonnelService
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.slf4j.LoggerFactory
 import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.util.NoSuchElementException
 
 @Service
-class PersonnelServiceImpl : ServiceImpl<PersonnelMapper, Personnel>(), PersonnelService
+class PersonnelServiceImpl : ServiceImpl<PersonnelMapper, Personnel>(), PersonnelService {
+
+    private val logger = LoggerFactory.getLogger(this::class.java)
+
+    private fun <T : Any> blockingCall(block: () -> T?): Mono<T> =
+        Mono.fromCallable(block).subscribeOn(Schedulers.boundedElastic())
+
+    override fun getPersonnelById(id: Long): Mono<Personnel> =
+        blockingCall {
+            logger.info("Searching personnel by id")
+            ktQuery().eq(Personnel::id, id).one()
+        }.switchIfEmpty(Mono.error(NoSuchElementException("Personnel not found")))
+
+    override fun searchPersonnel(keyword: String?): Mono<List<Personnel>> =
+        blockingCall {
+            logger.info("Searching personnel with keyword")
+            if (keyword.isNullOrBlank()) {
+                list()
+            } else {
+                ktQuery().and {
+                    it.like(Personnel::name, keyword)
+                        .or().like(Personnel::employeeNo, keyword)
+                        .or().like(Personnel::phone, keyword)
+                        .or().like(Personnel::email, keyword)
+                }.list()
+            }
+        }
+
+    override fun listByDepartment(departmentId: Long): Mono<List<Personnel>> =
+        blockingCall {
+            logger.info("Searching personnel by department id")
+            ktQuery().eq(Personnel::departmentId, departmentId).list()
+        }
+
+    override fun listByRole(role: String): Mono<List<Personnel>> =
+        blockingCall {
+            logger.info("Searching personnel by role")
+            ktQuery().eq(Personnel::role, role).list()
+        }
+
+    override fun createPersonnel(personnel: Personnel): Mono<Boolean> =
+        blockingCall {
+            logger.info("Creating personnel")
+            save(personnel)
+        }
+
+    override fun updatePersonnel(personnel: Personnel): Mono<Boolean> =
+        blockingCall {
+            logger.info("Updating personnel")
+            updateById(personnel)
+        }
+
+    override fun deletePersonnel(id: Long): Mono<Boolean> =
+        blockingCall {
+            logger.info("Deleting personnel by id")
+            removeById(id)
+        }
+
+    override fun setActive(id: Long, active: Boolean): Mono<Boolean> =
+        blockingCall {
+            logger.info("Setting personnel active status")
+            ktUpdate().eq(Personnel::id, id).set(Personnel::isActive, active).update()
+        }
+
+    override fun exportAllPersonnel(): Mono<List<Personnel>> =
+        blockingCall {
+            logger.info("Exporting all personnel")
+            list()
+        }
+}

src/beckend/src/main/kotlin/club/itstudio/itmanager/service/v1/AuthorizationService.kt

@@ -0,0 +1,148 @@
+package club.itstudio.itmanager.service.v1
+
+import club.itstudio.itmanager.entity.dto.Account
+import club.itstudio.itmanager.entity.dto.EmailVerificationMsg
+import club.itstudio.itmanager.entity.enums.EmailType
+import club.itstudio.itmanager.entity.vo.request.EmailRegisterVO
+import club.itstudio.itmanager.entity.vo.request.PasswordResetVO
+import club.itstudio.itmanager.entity.vo.response.ReloginVO
+import club.itstudio.itmanager.service.AccountService
+import club.itstudio.itmanager.utils.Const
+import club.itstudio.itmanager.utils.DateUtils.getCurrentDateTime
+import club.itstudio.itmanager.utils.FlowUtils
+import club.itstudio.itmanager.utils.JwtUtils
+import org.springframework.amqp.core.AmqpTemplate
+import org.springframework.data.redis.core.ReactiveStringRedisTemplate
+import org.springframework.security.crypto.password.PasswordEncoder
+import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import reactor.core.scheduler.Schedulers
+import java.time.Duration
+
+@Service
+class AuthorizationService(
+    private val accountService: AccountService,
+    private val utils: FlowUtils,
+    private val jwtUtils: JwtUtils,
+    private val amqpTemplate: AmqpTemplate,
+    private val stringRedisTemplate: ReactiveStringRedisTemplate,
+    private val encoder: PasswordEncoder
+) {
+    fun askEmailVerifyCode(type: EmailType, email: String, ip: String): Mono<String> {
+        return verifyLimit(ip).flatMap { allowed ->
+            if (allowed) {
+                val code = (100000..999999).random().toString()
+                val data = EmailVerificationMsg(email, type, code)
+
+                Mono.fromRunnable<Void> {
+                    amqpTemplate.convertAndSend("mail", data)
+                }.then(
+                    stringRedisTemplate.opsForValue()
+                        .set(
+                            Const.VERIFY_EMAIL_DATA + email,
+                            code,
+                            Duration.ofMinutes(3)
+                        )
+                ).thenReturn("").subscribeOn(Schedulers.boundedElastic())
+            } else {
+                Mono.just("Request limit exceeded. Please try again later.")
+            }
+        }
+    }
+
+    fun registerEmailAccount(vo: EmailRegisterVO): Mono<String> {
+        val (email, code, username, password) = vo
+
+        return verifyCode(email, code)
+            .flatMap { result ->
+                if (result.isNotBlank()) {
+                    return@flatMap Mono.just(result)
+                }
+                accountService.existAccountByEmail(email)
+                    .flatMap { emailExists ->
+                        if (emailExists) {
+                            return@flatMap Mono.just("account with the same email already exists.")
+                        }
+                        accountService.existAccountByName(username)
+                            .flatMap { usernameExists ->
+                                if (usernameExists) {
+                                    return@flatMap Mono.just("username already exists.")
+                                }
+                                val account = Account(
+                                    id = null,
+                                    username = username,
+                                    password = encoder.encode(password)!!,
+                                    email = email,
+                                    isStaff = false,
+                                    createdAt = getCurrentDateTime()
+                                )
+                                Mono.fromCallable { accountService.save(account) }
+                                    .flatMap { success ->
+                                        if (success) {
+                                            stringRedisTemplate.delete(Const.VERIFY_EMAIL_DATA + email)
+                                                .thenReturn("")
+                                        } else {
+                                            Const.INTERNAL_ERROR_MONO
+                                        }
+                                    }
+                            }
+                    }
+            }
+    }
+
+    fun resetEmailAccountPassword(vo: PasswordResetVO): Mono<String> {
+        val (email, code, password) = vo
+
+        val encodedPassword =
+            encoder.encode(password)
+                ?: return Const.INTERNAL_ERROR_MONO
+
+        return verifyCode(email, code)
+            .then(
+                accountService.resetPasswordByEmail(
+                    email,
+                    encodedPassword
+                )
+            )
+            .then(
+                stringRedisTemplate.delete(
+                    Const.VERIFY_EMAIL_DATA + email
+                )
+            )
+            .thenReturn("Password reset successfully")
+    }
+
+    fun jwtTokenRelogin(headerToken: String?): Mono<ReloginVO>? {
+        val user = jwtUtils.resolveJwt(headerToken?.substring("Bearer ".length))
+            ?.let { jwtUtils.toUser(it) }
+            ?: return null
+        val accountMono = accountService.findAccountByName(user.username)
+        val voMono = accountMono.map {
+            ReloginVO(
+                jwtUtils.createJwt(user, it.id!!, it.username),
+                jwtUtils.expiresTime().toInstant().toString()
+            )
+        }
+        return voMono
+    }
+
+    fun invalidateJwt(headerToken: String?): Boolean {
+        return jwtUtils.invalidateJwt(headerToken)
+    }
+
+    private fun verifyLimit(ip: String): Mono<Boolean> {
+        val key = Const.VERIFY_EMAIL_LIMIT + ip
+        return utils.limitOnceCheck(key, 60)
+    }
+
+    private fun verifyCode(email: String, receivedCode: String?): Mono<String> {
+        return stringRedisTemplate.opsForValue()
+            .get(Const.VERIFY_EMAIL_DATA + email)
+            .flatMap { code ->
+                if (receivedCode == null || code != receivedCode)
+                    Mono.just("verify code is wrong.")
+                else Mono.just("")
+            }
+            .switchIfEmpty(Mono.just("verify code has not been sent"))
+    }
+}