diff --git a/.gitattributes b/.gitattributes new file mode 100644 index 0000000000..8af972cded --- /dev/null +++ b/.gitattributes @@ -0,0 +1,3 @@ +/gradlew text eol=lf +*.bat text eol=crlf +*.jar binary diff --git a/.gradle/8.14/checksums/checksums.lock b/.gradle/8.14/checksums/checksums.lock new file mode 100644 index 0000000000..99f2d25a88 Binary files /dev/null and b/.gradle/8.14/checksums/checksums.lock differ diff --git a/.gradle/8.14/executionHistory/executionHistory.bin b/.gradle/8.14/executionHistory/executionHistory.bin new file mode 100644 index 0000000000..8ac0fcb4ef Binary files /dev/null and b/.gradle/8.14/executionHistory/executionHistory.bin differ diff --git a/.gradle/8.14/executionHistory/executionHistory.lock b/.gradle/8.14/executionHistory/executionHistory.lock new file mode 100644 index 0000000000..997e539e1b Binary files /dev/null and b/.gradle/8.14/executionHistory/executionHistory.lock differ diff --git a/.gradle/8.14/fileChanges/last-build.bin 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a/.gradle/buildOutputCleanup/cache.properties b/.gradle/buildOutputCleanup/cache.properties new file mode 100644 index 0000000000..98f16355ee --- /dev/null +++ b/.gradle/buildOutputCleanup/cache.properties @@ -0,0 +1,2 @@ +#Mon Dec 15 01:20:21 PET 2025 +gradle.version=8.14 diff --git a/.gradle/buildOutputCleanup/outputFiles.bin b/.gradle/buildOutputCleanup/outputFiles.bin new file mode 100644 index 0000000000..bc0a2d16e3 Binary files /dev/null and b/.gradle/buildOutputCleanup/outputFiles.bin differ diff --git a/.gradle/file-system.probe b/.gradle/file-system.probe new file mode 100644 index 0000000000..30bc7515a6 Binary files /dev/null and b/.gradle/file-system.probe differ diff --git a/.gradle/vcs-1/gc.properties b/.gradle/vcs-1/gc.properties new file mode 100644 index 0000000000..e69de29bb2 diff --git a/.idea/.gitignore b/.idea/.gitignore new file mode 100644 index 0000000000..b58b603fea --- /dev/null +++ b/.idea/.gitignore @@ -0,0 +1,5 @@ +# Default ignored files +/shelf/ +/workspace.xml +# Editor-based HTTP Client requests +/httpRequests/ diff --git a/.idea/compiler.xml b/.idea/compiler.xml new file mode 100644 index 0000000000..18a0aa0faa --- /dev/null +++ b/.idea/compiler.xml @@ -0,0 +1,20 @@ + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/.idea/gradle.xml b/.idea/gradle.xml new file mode 100644 index 0000000000..39ec4f56e5 --- /dev/null +++ b/.idea/gradle.xml @@ -0,0 +1,16 @@ + + + + + + \ No newline at end of file diff --git a/.idea/misc.xml b/.idea/misc.xml new file mode 100644 index 0000000000..483acf7467 --- /dev/null +++ b/.idea/misc.xml @@ -0,0 +1,5 @@ + + + + + \ No newline at end of file diff --git a/.idea/vcs.xml b/.idea/vcs.xml new file mode 100644 index 0000000000..35eb1ddfbb --- /dev/null +++ b/.idea/vcs.xml @@ -0,0 +1,6 @@ + + + + + + \ No newline at end of file diff --git a/build.gradle.kts b/build.gradle.kts new file mode 100644 index 0000000000..706aaf9e16 --- /dev/null +++ b/build.gradle.kts @@ -0,0 +1,55 @@ +plugins { + java + id("org.springframework.boot") version "4.0.0" + id("io.spring.dependency-management") version "1.1.7" +} + +group = "com.transaction.app" +version = "0.0.1-SNAPSHOT" +description = "Yape Code Challenge" + +java { + toolchain { + languageVersion = JavaLanguageVersion.of(21) + } +} + +configurations { + compileOnly { + extendsFrom(configurations.annotationProcessor.get()) + } +} + +repositories { + mavenCentral() +} + +var mapstructVersion = "1.5.5.Final" +var mapstructBindingVersion = "0.2.0" + +dependencies { + implementation("org.springframework.boot:spring-boot-starter-web") + implementation("org.springframework.boot:spring-boot-starter-data-jpa") + implementation("org.springframework.boot:spring-boot-starter-kafka") + implementation("com.fasterxml.jackson.core:jackson-databind") + implementation("com.fasterxml.jackson.core:jackson-core") + implementation("com.fasterxml.jackson.core:jackson-annotations") + + implementation("org.springframework.boot:spring-boot-starter-validation") + implementation("org.mapstruct:mapstruct:${mapstructVersion}") + + runtimeOnly("org.postgresql:postgresql") + compileOnly("org.projectlombok:lombok") + + annotationProcessor("org.mapstruct:mapstruct-processor:${mapstructVersion}") + annotationProcessor("org.projectlombok:lombok") + annotationProcessor("org.projectlombok:lombok-mapstruct-binding:${mapstructBindingVersion}") + testImplementation("org.springframework.boot:spring-boot-starter-data-jpa-test") + testImplementation("org.springframework.boot:spring-boot-starter-kafka-test") + testImplementation("org.springframework.boot:spring-boot-starter-validation-test") + testRuntimeOnly("org.junit.platform:junit-platform-launcher") +} + +tasks.withType { + useJUnitPlatform() +} diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000000..1b33c55baa Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000000..ca025c83a7 --- /dev/null +++ b/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,7 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-8.14-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew new file mode 100644 index 0000000000..23d15a9367 --- /dev/null +++ b/gradlew @@ -0,0 +1,251 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# SPDX-License-Identifier: Apache-2.0 +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH="\\\"\\\"" + + +# Determine the Java command to use to start the JVM. +if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD=$JAVA_HOME/jre/sh/java + else + JAVACMD=$JAVA_HOME/bin/java + fi + if [ ! -x "$JAVACMD" ] ; then + die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + -jar "$APP_HOME/gradle/wrapper/gradle-wrapper.jar" \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 0000000000..db3a6ac207 --- /dev/null +++ b/gradlew.bat @@ -0,0 +1,94 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem +@rem SPDX-License-Identifier: Apache-2.0 +@rem + +@if "%DEBUG%"=="" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%"=="" set DIRNAME=. +@rem This is normally unused +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if %ERRORLEVEL% equ 0 goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH= + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* + +:end +@rem End local scope for the variables with windows NT shell +if %ERRORLEVEL% equ 0 goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/settings.gradle.kts b/settings.gradle.kts new file mode 100644 index 0000000000..e50f951141 --- /dev/null +++ b/settings.gradle.kts @@ -0,0 +1 @@ +rootProject.name = "app-nodejs-codechallenge" diff --git a/src/main/java/com/transaction/app/TransactionServiceApplication.java b/src/main/java/com/transaction/app/TransactionServiceApplication.java new file mode 100644 index 0000000000..3b3efeb8f7 --- /dev/null +++ b/src/main/java/com/transaction/app/TransactionServiceApplication.java @@ -0,0 +1,13 @@ +package com.transaction.app; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class TransactionServiceApplication { + + public static void main(String[] args) { + SpringApplication.run(TransactionServiceApplication.class, args); + } + +} diff --git a/src/main/java/com/transaction/app/application/service/TransactionService.java b/src/main/java/com/transaction/app/application/service/TransactionService.java new file mode 100644 index 0000000000..2531ef9e46 --- /dev/null +++ b/src/main/java/com/transaction/app/application/service/TransactionService.java @@ -0,0 +1,27 @@ +package com.transaction.app.application.service; + +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.domain.port.in.CreateTransactionUseCase; +import com.transaction.app.domain.port.in.GetTransactionUseCase; +import com.transaction.app.infrastructure.controller.dto.TransactionResponse; +import lombok.AllArgsConstructor; +import org.springframework.stereotype.Service; + +import java.util.UUID; + +@AllArgsConstructor +@Service +public class TransactionService { + + private final CreateTransactionUseCase createTransactionUseCase; + private final GetTransactionUseCase getTransactionUseCase; + + + public TransactionModel create(TransactionModel model) { + return createTransactionUseCase.create(model); + } + + public TransactionResponse getByExternalId(UUID externalId){ + return getTransactionUseCase.getByExternalId(externalId); + } +} diff --git a/src/main/java/com/transaction/app/application/usecase/CreateTransactionUseCaseImpl.java b/src/main/java/com/transaction/app/application/usecase/CreateTransactionUseCaseImpl.java new file mode 100644 index 0000000000..83ed36c231 --- /dev/null +++ b/src/main/java/com/transaction/app/application/usecase/CreateTransactionUseCaseImpl.java @@ -0,0 +1,30 @@ +package com.transaction.app.application.usecase; + +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.domain.model.TransactionStatus; +import com.transaction.app.domain.port.in.CreateTransactionUseCase; +import com.transaction.app.domain.port.out.TransactionEventPublisherPort; +import com.transaction.app.domain.port.out.TransactionRepositoryPort; +import lombok.AllArgsConstructor; +import org.springframework.stereotype.Component; + +import java.time.LocalDateTime; +import java.util.UUID; + +@Component +@AllArgsConstructor +public class CreateTransactionUseCaseImpl implements CreateTransactionUseCase { + + private final TransactionRepositoryPort repository; + private final TransactionEventPublisherPort publisher; + + @Override + public TransactionModel create(TransactionModel model) { + model.setTransactionExternalId(UUID.randomUUID()); + model.setStatus(TransactionStatus.PENDING); + model.setCreatedAt(LocalDateTime.now()); + TransactionModel saved = repository.save(model); + publisher.publish(saved); + return saved; + } +} diff --git a/src/main/java/com/transaction/app/application/usecase/GetByIdTransactionUseCaseImpl.java b/src/main/java/com/transaction/app/application/usecase/GetByIdTransactionUseCaseImpl.java new file mode 100644 index 0000000000..7a324429bc --- /dev/null +++ b/src/main/java/com/transaction/app/application/usecase/GetByIdTransactionUseCaseImpl.java @@ -0,0 +1,32 @@ +package com.transaction.app.application.usecase; + +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.domain.port.in.GetTransactionUseCase; +import com.transaction.app.domain.port.out.TransactionRepositoryPort; +import com.transaction.app.infrastructure.controller.dto.TransactionResponse; +import com.transaction.app.infrastructure.controller.dto.TransactionStatusResponse; +import com.transaction.app.infrastructure.controller.dto.TransactionTypeResponse; +import lombok.AllArgsConstructor; +import org.springframework.stereotype.Component; + +import java.util.UUID; + +@Component +@AllArgsConstructor +public class GetByIdTransactionUseCaseImpl implements GetTransactionUseCase { + + private final TransactionRepositoryPort transactionRepositoryPort; + @Override + public TransactionResponse getByExternalId(UUID externalId) { + TransactionModel model = transactionRepositoryPort.findByExternalId(externalId) + .orElseThrow(() -> new RuntimeException("Transaction not found")); + + return new TransactionResponse( + model.getTransactionExternalId(), + new TransactionTypeResponse("TYPE_" + model.getTranferTypeId()), + new TransactionStatusResponse(model.getStatus().name()), + model.getValue(), + model.getCreatedAt() + ); + } +} diff --git a/src/main/java/com/transaction/app/domain/model/TransactionModel.java b/src/main/java/com/transaction/app/domain/model/TransactionModel.java new file mode 100644 index 0000000000..f25065b12b --- /dev/null +++ b/src/main/java/com/transaction/app/domain/model/TransactionModel.java @@ -0,0 +1,19 @@ +package com.transaction.app.domain.model; + +import lombok.Data; + +import java.math.BigDecimal; +import java.time.LocalDateTime; +import java.util.UUID; + +@Data +public class TransactionModel { + + private UUID transactionExternalId; + private UUID accountExternalIdDebit; + private UUID accountExternalIdCredit; + private Integer tranferTypeId; + private BigDecimal value; + private TransactionStatus status; + private LocalDateTime createdAt; +} diff --git a/src/main/java/com/transaction/app/domain/model/TransactionStatus.java b/src/main/java/com/transaction/app/domain/model/TransactionStatus.java new file mode 100644 index 0000000000..0d881a24bf --- /dev/null +++ b/src/main/java/com/transaction/app/domain/model/TransactionStatus.java @@ -0,0 +1,7 @@ +package com.transaction.app.domain.model; + +public enum TransactionStatus { + PENDING, + APPROVED, + REJECTED +} diff --git a/src/main/java/com/transaction/app/domain/port/in/CreateTransactionUseCase.java b/src/main/java/com/transaction/app/domain/port/in/CreateTransactionUseCase.java new file mode 100644 index 0000000000..514a8b2372 --- /dev/null +++ b/src/main/java/com/transaction/app/domain/port/in/CreateTransactionUseCase.java @@ -0,0 +1,7 @@ +package com.transaction.app.domain.port.in; + +import com.transaction.app.domain.model.TransactionModel; + +public interface CreateTransactionUseCase { + TransactionModel create(TransactionModel model); +} diff --git a/src/main/java/com/transaction/app/domain/port/in/GetTransactionUseCase.java b/src/main/java/com/transaction/app/domain/port/in/GetTransactionUseCase.java new file mode 100644 index 0000000000..2e61338cd8 --- /dev/null +++ b/src/main/java/com/transaction/app/domain/port/in/GetTransactionUseCase.java @@ -0,0 +1,10 @@ +package com.transaction.app.domain.port.in; + +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.infrastructure.controller.dto.TransactionResponse; + +import java.util.UUID; + +public interface GetTransactionUseCase { + TransactionResponse getByExternalId(UUID externalId); +} diff --git a/src/main/java/com/transaction/app/domain/port/out/TransactionEventPublisherPort.java b/src/main/java/com/transaction/app/domain/port/out/TransactionEventPublisherPort.java new file mode 100644 index 0000000000..2da1b64dd7 --- /dev/null +++ b/src/main/java/com/transaction/app/domain/port/out/TransactionEventPublisherPort.java @@ -0,0 +1,7 @@ +package com.transaction.app.domain.port.out; + +import com.transaction.app.domain.model.TransactionModel; + +public interface TransactionEventPublisherPort { + void publish(TransactionModel model); +} diff --git a/src/main/java/com/transaction/app/domain/port/out/TransactionRepositoryPort.java b/src/main/java/com/transaction/app/domain/port/out/TransactionRepositoryPort.java new file mode 100644 index 0000000000..417f98be5c --- /dev/null +++ b/src/main/java/com/transaction/app/domain/port/out/TransactionRepositoryPort.java @@ -0,0 +1,16 @@ +package com.transaction.app.domain.port.out; + +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.domain.model.TransactionStatus; + +import java.util.Optional; +import java.util.UUID; + +public interface TransactionRepositoryPort { + + TransactionModel save(TransactionModel model); + + Optional findByExternalId(UUID externalId); + + void updateStatus(UUID externalId, TransactionStatus status); +} diff --git a/src/main/java/com/transaction/app/infrastructure/controller/TransactionController.java b/src/main/java/com/transaction/app/infrastructure/controller/TransactionController.java new file mode 100644 index 0000000000..58c59ae610 --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/controller/TransactionController.java @@ -0,0 +1,33 @@ +package com.transaction.app.infrastructure.controller; + +import com.transaction.app.application.service.TransactionService; +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.infrastructure.controller.dto.CreateTransactionRequest; +import com.transaction.app.infrastructure.controller.dto.TransactionResponse; +import lombok.AllArgsConstructor; +import org.springframework.web.bind.annotation.RestController; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.PostMapping; +import org.springframework.web.bind.annotation.RequestBody; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.PathVariable; + +import java.util.UUID; + +@RestController +@RequestMapping("/transactions") +@AllArgsConstructor +public class TransactionController { + + private final TransactionService transactionService; + + @PostMapping + public TransactionModel create(@RequestBody CreateTransactionRequest request) { + return transactionService.create(request.toModel()); + } + + @GetMapping("/{externalId}") + public TransactionResponse get(@PathVariable UUID externalId) { + return transactionService.getByExternalId(externalId); + } +} diff --git a/src/main/java/com/transaction/app/infrastructure/controller/dto/CreateTransactionRequest.java b/src/main/java/com/transaction/app/infrastructure/controller/dto/CreateTransactionRequest.java new file mode 100644 index 0000000000..b18f91c6d4 --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/controller/dto/CreateTransactionRequest.java @@ -0,0 +1,25 @@ +package com.transaction.app.infrastructure.controller.dto; + +import com.transaction.app.domain.model.TransactionModel; +import lombok.Data; + +import java.math.BigDecimal; +import java.util.UUID; + +@Data +public class CreateTransactionRequest { + + private UUID accountExternalIdDebit; + private UUID accountExternalIdCredit; + private Integer tranferTypeId; + private BigDecimal value; + + public TransactionModel toModel() { + TransactionModel model = new TransactionModel(); + model.setAccountExternalIdDebit(accountExternalIdDebit); + model.setAccountExternalIdCredit(accountExternalIdCredit); + model.setTranferTypeId(tranferTypeId); + model.setValue(value); + return model; + } +} diff --git a/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionResponse.java b/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionResponse.java new file mode 100644 index 0000000000..20c53b42eb --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionResponse.java @@ -0,0 +1,21 @@ +package com.transaction.app.infrastructure.controller.dto; + +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +import java.math.BigDecimal; +import java.time.LocalDateTime; +import java.util.UUID; + +@Data +@AllArgsConstructor +@NoArgsConstructor +public class TransactionResponse { + + private UUID transactionExternalId; + private TransactionTypeResponse transactionType; + private TransactionStatusResponse transactionStatus; + private BigDecimal value; + private LocalDateTime createdAt; +} diff --git a/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionStatusResponse.java b/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionStatusResponse.java new file mode 100644 index 0000000000..06037d7118 --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionStatusResponse.java @@ -0,0 +1,12 @@ +package com.transaction.app.infrastructure.controller.dto; + +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +@Data +@AllArgsConstructor +@NoArgsConstructor +public class TransactionStatusResponse { + private String name; +} diff --git a/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionTypeResponse.java b/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionTypeResponse.java new file mode 100644 index 0000000000..cf17f80e2e --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/controller/dto/TransactionTypeResponse.java @@ -0,0 +1,12 @@ +package com.transaction.app.infrastructure.controller.dto; + +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +@Data +@AllArgsConstructor +@NoArgsConstructor +public class TransactionTypeResponse { + private String name; +} diff --git a/src/main/java/com/transaction/app/infrastructure/kafka/consumer/AntiFraudConsumer.java b/src/main/java/com/transaction/app/infrastructure/kafka/consumer/AntiFraudConsumer.java new file mode 100644 index 0000000000..d25ce8ca67 --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/kafka/consumer/AntiFraudConsumer.java @@ -0,0 +1,36 @@ +package com.transaction.app.infrastructure.kafka.consumer; + +import com.transaction.app.domain.model.TransactionStatus; +import com.transaction.app.infrastructure.kafka.event.TransactionCreatedEvent; +import com.transaction.app.infrastructure.kafka.event.TransactionValidatedEvent; +import lombok.AllArgsConstructor; +import org.springframework.kafka.annotation.KafkaListener; +import org.springframework.kafka.core.KafkaTemplate; +import org.springframework.stereotype.Component; + +import java.math.BigDecimal; + +@Component +@AllArgsConstructor +public class AntiFraudConsumer { + + private final KafkaTemplate kafkaTemplate; + + @KafkaListener(topics = "transaction-created", groupId = "anti-fraud") + public void validate(TransactionCreatedEvent event) { + + TransactionStatus status = + event.getValue().compareTo(BigDecimal.valueOf(1000)) > 0 + ? TransactionStatus.REJECTED + : TransactionStatus.APPROVED; + + kafkaTemplate.send( + "transaction-validated", + event.getTransactionExternalId().toString(), + new TransactionValidatedEvent( + event.getTransactionExternalId(), + status + ) + ); + } +} diff --git a/src/main/java/com/transaction/app/infrastructure/kafka/consumer/TransactionValidatedConsumer.java b/src/main/java/com/transaction/app/infrastructure/kafka/consumer/TransactionValidatedConsumer.java new file mode 100644 index 0000000000..7069807b40 --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/kafka/consumer/TransactionValidatedConsumer.java @@ -0,0 +1,22 @@ +package com.transaction.app.infrastructure.kafka.consumer; + +import com.transaction.app.domain.port.out.TransactionRepositoryPort; +import com.transaction.app.infrastructure.kafka.event.TransactionValidatedEvent; +import lombok.AllArgsConstructor; +import org.springframework.kafka.annotation.KafkaListener; +import org.springframework.stereotype.Component; + +@Component +@AllArgsConstructor +public class TransactionValidatedConsumer { + + private final TransactionRepositoryPort repository; + + @KafkaListener(topics = "transaction-validated", groupId = "transaction") + public void update(TransactionValidatedEvent event) { + repository.updateStatus( + event.getTransactionExternalId(), + event.getStatus() + ); + } +} diff --git a/src/main/java/com/transaction/app/infrastructure/kafka/event/TransactionCreatedEvent.java b/src/main/java/com/transaction/app/infrastructure/kafka/event/TransactionCreatedEvent.java new file mode 100644 index 0000000000..89f0631bad --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/kafka/event/TransactionCreatedEvent.java @@ -0,0 +1,16 @@ +package com.transaction.app.infrastructure.kafka.event; + +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +import java.math.BigDecimal; +import java.util.UUID; + +@Data +@AllArgsConstructor +@NoArgsConstructor +public class TransactionCreatedEvent { + private UUID transactionExternalId; + private BigDecimal value; +} diff --git a/src/main/java/com/transaction/app/infrastructure/kafka/event/TransactionValidatedEvent.java b/src/main/java/com/transaction/app/infrastructure/kafka/event/TransactionValidatedEvent.java new file mode 100644 index 0000000000..fd8791dd77 --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/kafka/event/TransactionValidatedEvent.java @@ -0,0 +1,16 @@ +package com.transaction.app.infrastructure.kafka.event; + +import com.transaction.app.domain.model.TransactionStatus; +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +import java.util.UUID; + +@Data +@AllArgsConstructor +@NoArgsConstructor +public class TransactionValidatedEvent { + private UUID transactionExternalId; + private TransactionStatus status; +} diff --git a/src/main/java/com/transaction/app/infrastructure/kafka/producer/TransactionCreatedProducer.java b/src/main/java/com/transaction/app/infrastructure/kafka/producer/TransactionCreatedProducer.java new file mode 100644 index 0000000000..776407aa5b --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/kafka/producer/TransactionCreatedProducer.java @@ -0,0 +1,28 @@ +package com.transaction.app.infrastructure.kafka.producer; + +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.domain.port.out.TransactionEventPublisherPort; +import com.transaction.app.infrastructure.kafka.event.TransactionCreatedEvent; +import lombok.AllArgsConstructor; +import org.springframework.kafka.core.KafkaTemplate; +import org.springframework.stereotype.Component; + +@Component +@AllArgsConstructor +public class TransactionCreatedProducer + implements TransactionEventPublisherPort { + + private final KafkaTemplate kafkaTemplate; + + @Override + public void publish(TransactionModel model) { + kafkaTemplate.send( + "transaction-created", + model.getTransactionExternalId().toString(), + new TransactionCreatedEvent( + model.getTransactionExternalId(), + model.getValue() + ) + ); + } +} diff --git a/src/main/java/com/transaction/app/infrastructure/mapper/TransactionMapper.java b/src/main/java/com/transaction/app/infrastructure/mapper/TransactionMapper.java new file mode 100644 index 0000000000..74d19dbe6a --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/mapper/TransactionMapper.java @@ -0,0 +1,26 @@ +package com.transaction.app.infrastructure.mapper; + +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.infrastructure.persistence.entity.TransactionEntity; +import org.mapstruct.InheritInverseConfiguration; +import org.mapstruct.Mapper; +import org.mapstruct.Mapping; + +@Mapper(componentModel = "spring") +public interface TransactionMapper { + + + @Mapping(target = "transactionExternalId", source = "transactionExternalId") + @Mapping(target = "accountExternalIdDebit", source = "accountExternalIdDebit") + @Mapping(target = "accountExternalIdCredit", source = "accountExternalIdCredit") + @Mapping(target = "tranferTypeId", source = "tranferTypeId") + @Mapping(target = "value", source = "value") + @Mapping(target = "status", source = "status") + @Mapping(target = "createdAt", source = "createdAt") + TransactionEntity toEntity(TransactionModel model); + + @InheritInverseConfiguration + TransactionModel toModel(TransactionEntity entity); + + +} diff --git a/src/main/java/com/transaction/app/infrastructure/persistence/adapter/TransactionRepositoryAdapter.java b/src/main/java/com/transaction/app/infrastructure/persistence/adapter/TransactionRepositoryAdapter.java new file mode 100644 index 0000000000..dd8cc157bb --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/persistence/adapter/TransactionRepositoryAdapter.java @@ -0,0 +1,42 @@ +package com.transaction.app.infrastructure.persistence.adapter; + +import com.transaction.app.domain.model.TransactionModel; +import com.transaction.app.domain.model.TransactionStatus; +import com.transaction.app.domain.port.out.TransactionRepositoryPort; +import com.transaction.app.infrastructure.mapper.TransactionMapper; +import com.transaction.app.infrastructure.persistence.entity.TransactionEntity; +import com.transaction.app.infrastructure.persistence.repository.TransactionJpaRepository; +import lombok.AllArgsConstructor; +import org.springframework.stereotype.Component; + +import java.util.Optional; +import java.util.UUID; + +@Component +@AllArgsConstructor +public class TransactionRepositoryAdapter implements TransactionRepositoryPort { + + private final TransactionJpaRepository repository; + private final TransactionMapper mapper; + + @Override + public TransactionModel save(TransactionModel model) { + return mapper.toModel( + repository.save(mapper.toEntity(model)) + ); + } + + @Override + public Optional findByExternalId(UUID externalId) { + return repository.findByTransactionExternalId(externalId) + .map(mapper::toModel); + } + + @Override + public void updateStatus(UUID externalId, TransactionStatus status) { + TransactionEntity entity = repository.findByTransactionExternalId(externalId) + .orElseThrow(); + entity.setStatus(status); + repository.save(entity); + } +} diff --git a/src/main/java/com/transaction/app/infrastructure/persistence/entity/TransactionEntity.java b/src/main/java/com/transaction/app/infrastructure/persistence/entity/TransactionEntity.java new file mode 100644 index 0000000000..5741fc964d --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/persistence/entity/TransactionEntity.java @@ -0,0 +1,40 @@ +package com.transaction.app.infrastructure.persistence.entity; + +import com.transaction.app.domain.model.TransactionStatus; +import jakarta.persistence.Entity; +import jakarta.persistence.Table; +import jakarta.persistence.Id; +import jakarta.persistence.GeneratedValue; +import jakarta.persistence.GenerationType; +import jakarta.persistence.Column; +import jakarta.persistence.Enumerated; +import jakarta.persistence.EnumType; +import lombok.Data; + +import java.math.BigDecimal; +import java.time.LocalDateTime; +import java.util.UUID; + +@Entity +@Table(name = "transactions") +@Data +public class TransactionEntity { + + @Id + @GeneratedValue(strategy = GenerationType.SEQUENCE) + private Long id; + + @Column(unique = true) + private UUID transactionExternalId; + + private UUID accountExternalIdDebit; + private UUID accountExternalIdCredit; + private Integer tranferTypeId; + + private BigDecimal value; + + @Enumerated(EnumType.STRING) + private TransactionStatus status; + + private LocalDateTime createdAt; +} diff --git a/src/main/java/com/transaction/app/infrastructure/persistence/repository/TransactionJpaRepository.java b/src/main/java/com/transaction/app/infrastructure/persistence/repository/TransactionJpaRepository.java new file mode 100644 index 0000000000..380967d3a0 --- /dev/null +++ b/src/main/java/com/transaction/app/infrastructure/persistence/repository/TransactionJpaRepository.java @@ -0,0 +1,13 @@ +package com.transaction.app.infrastructure.persistence.repository; + +import com.transaction.app.infrastructure.persistence.entity.TransactionEntity; +import org.springframework.data.jpa.repository.JpaRepository; + +import java.util.Optional; +import java.util.UUID; + +public interface TransactionJpaRepository + extends JpaRepository { + + Optional findByTransactionExternalId(UUID externalId); +} diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml new file mode 100644 index 0000000000..3e88d9ac04 --- /dev/null +++ b/src/main/resources/application.yaml @@ -0,0 +1,42 @@ +server: + port: 4299 + +spring: + application: + name: transaction-service + + datasource: + url: jdbc:postgresql://localhost:5432/transactions + username: postgres + password: postgres + driver-class-name: org.postgresql.Driver + + jpa: + hibernate: + ddl-auto: update + show-sql: true + properties: + hibernate: + format_sql: true + dialect: org.hibernate.dialect.PostgreSQLDialect + + kafka: + bootstrap-servers: localhost:9092 + + producer: + key-serializer: org.apache.kafka.common.serialization.StringSerializer + value-serializer: org.springframework.kafka.support.serializer.JsonSerializer + + consumer: + group-id: transaction-service + auto-offset-reset: earliest + key-deserializer: org.apache.kafka.common.serialization.StringDeserializer + value-deserializer: org.springframework.kafka.support.serializer.JsonDeserializer + properties: + spring.json.trusted.packages: "*" + +logging: + level: + org.hibernate.SQL: DEBUG + org.hibernate.type.descriptor.sql.BasicBinder: TRACE + org.springframework.kafka: INFO diff --git a/src/test/java/com/transaction/app/TransactionServiceApplicationTests.java b/src/test/java/com/transaction/app/TransactionServiceApplicationTests.java new file mode 100644 index 0000000000..78f1cd39aa --- /dev/null +++ b/src/test/java/com/transaction/app/TransactionServiceApplicationTests.java @@ -0,0 +1,13 @@ +package com.transaction.app; + +import org.junit.jupiter.api.Test; +import org.springframework.boot.test.context.SpringBootTest; + +@SpringBootTest +class TransactionServiceApplicationTests { + + @Test + void contextLoads() { + } + +}