commit 49dd50971b3aae1508cc5cc188438e246853a0e3 Author: ijunho Date: Mon Aug 4 09:38:19 2025 +0900 init diff --git a/.gitattributes b/.gitattributes new file mode 100644 index 0000000..8af972c --- /dev/null +++ b/.gitattributes @@ -0,0 +1,3 @@ +/gradlew text eol=lf +*.bat text eol=crlf +*.jar binary diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..c2065bc --- /dev/null +++ b/.gitignore @@ -0,0 +1,37 @@ +HELP.md +.gradle +build/ +!gradle/wrapper/gradle-wrapper.jar +!**/src/main/**/build/ +!**/src/test/**/build/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache +bin/ +!**/src/main/**/bin/ +!**/src/test/**/bin/ + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr +out/ +!**/src/main/**/out/ +!**/src/test/**/out/ + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ + +### VS Code ### +.vscode/ diff --git a/build.gradle b/build.gradle new file mode 100644 index 0000000..197c88b --- /dev/null +++ b/build.gradle @@ -0,0 +1,66 @@ +plugins { + id 'java' + id 'org.springframework.boot' version '3.5.4' + id 'io.spring.dependency-management' version '1.1.7' +} + +group = 'com.mjon' +version = '0.0.1-SNAPSHOT' + +java { + toolchain { + languageVersion = JavaLanguageVersion.of(17) + } +} + +configurations { + compileOnly { + extendsFrom annotationProcessor + } +} + +repositories { + mavenCentral() + + maven { url "https://repo.spring.io/milestone" } + maven { url "https://repo.spring.io/snapshot" } +} + +ext { + set('springAiVersion', "1.0.0") +} + +dependencies { + implementation 'org.springframework.boot:spring-boot-starter-actuator' + implementation 'org.springframework.boot:spring-boot-starter-data-redis' + implementation 'org.springframework.boot:spring-boot-starter-hateoas' + implementation 'org.springframework.boot:spring-boot-starter-thymeleaf' + implementation("org.springframework.boot:spring-boot-starter-web") { + exclude group: "org.springframework.boot", module: "spring-boot-starter-webflux" + } + implementation 'org.springframework.ai:spring-ai-advisors-vector-store' + implementation 'org.springframework.ai:spring-ai-pdf-document-reader' + implementation 'org.springframework.ai:spring-ai-starter-model-chat-memory' + implementation 'org.springframework.ai:spring-ai-starter-model-ollama' + implementation 'org.springframework.ai:spring-ai-starter-vector-store-pgvector' + implementation 'org.springframework.session:spring-session-data-redis' + compileOnly 'org.projectlombok:lombok' + annotationProcessor 'org.projectlombok:lombok' + testImplementation 'org.springframework.boot:spring-boot-starter-test' + testRuntimeOnly 'org.junit.platform:junit-platform-launcher' + + implementation 'org.apache.poi:poi-ooxml:5.3.0' + + // POI core + implementation 'org.apache.poi:poi:5.3.0' + // XLSX 지원 + implementation 'org.apache.poi:poi-ooxml:5.3.0' + +} + +dependencyManagement { + imports { + mavenBom "org.springframework.ai:spring-ai-bom:${springAiVersion}" + } +} + diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..1b33c55 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 0000000..d4081da --- /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-8.14.3-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew new file mode 100755 index 0000000..23d15a9 --- /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 0000000..db3a6ac --- /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 b/settings.gradle new file mode 100644 index 0000000..f1e9677 --- /dev/null +++ b/settings.gradle @@ -0,0 +1 @@ +rootProject.name = 'chatbot' diff --git a/src/main/java/com/mjon/chatbot/ChatbotApplication.java b/src/main/java/com/mjon/chatbot/ChatbotApplication.java new file mode 100644 index 0000000..5d71052 --- /dev/null +++ b/src/main/java/com/mjon/chatbot/ChatbotApplication.java @@ -0,0 +1,15 @@ +package com.mjon.chatbot; + +import org.springframework.ai.vectorstore.pgvector.autoconfigure.PgVectorStoreAutoConfiguration; +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration; + +@SpringBootApplication +public class ChatbotApplication { + + public static void main( String[] args ) { + SpringApplication.run(ChatbotApplication.class, args); + } + +} diff --git a/src/main/java/com/mjon/chatbot/chat/ChatController.java b/src/main/java/com/mjon/chatbot/chat/ChatController.java new file mode 100644 index 0000000..c00ab9b --- /dev/null +++ b/src/main/java/com/mjon/chatbot/chat/ChatController.java @@ -0,0 +1,35 @@ +package com.mjon.chatbot.chat; + +import com.mjon.chatbot.chat.service.ChatService; +import jakarta.annotation.Resource; +import org.springframework.http.ResponseEntity; +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.RestController; + +@RestController +public class ChatController { + + @Resource + private ChatService chatService; + + @PostMapping("/chat/normal") + public ResponseEntity normal( @RequestBody String question ) throws Exception { + + return ResponseEntity.ok(chatService.chatNormal(question)); + } + + @PostMapping("/chat/excel") + public ResponseEntity excel_2(@RequestBody String question) throws Exception { + return ResponseEntity.ok(chatService.chatExcelNormal(question)); + } + + @PostMapping("/chat/excel2") + public ResponseEntity excel(@RequestBody String question) throws Exception { + return ResponseEntity.ok(chatService.chatExcel(question)); + } +} + + + diff --git a/src/main/java/com/mjon/chatbot/chat/config/ChatConfig.java b/src/main/java/com/mjon/chatbot/chat/config/ChatConfig.java new file mode 100644 index 0000000..2d59f5a --- /dev/null +++ b/src/main/java/com/mjon/chatbot/chat/config/ChatConfig.java @@ -0,0 +1,16 @@ +package com.mjon.chatbot.chat.config; + +import org.springframework.ai.chat.client.ChatClient; +import org.springframework.ai.chat.memory.ChatMemory; +import org.springframework.ai.ollama.OllamaChatModel; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; + +@Configuration +public class ChatConfig { + + @Bean + public ChatClient chatClient( OllamaChatModel ollamaChatModel) { + return ChatClient.create(ollamaChatModel); + } +} \ No newline at end of file diff --git a/src/main/java/com/mjon/chatbot/chat/logConfig/SimpleLoggingFilter.java b/src/main/java/com/mjon/chatbot/chat/logConfig/SimpleLoggingFilter.java new file mode 100644 index 0000000..319fdd5 --- /dev/null +++ b/src/main/java/com/mjon/chatbot/chat/logConfig/SimpleLoggingFilter.java @@ -0,0 +1,45 @@ +package com.mjon.chatbot.chat.logConfig; + +import jakarta.servlet.FilterChain; +import jakarta.servlet.ServletException; +import jakarta.servlet.http.HttpServletRequest; +import jakarta.servlet.http.HttpServletResponse; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.stereotype.Component; +import org.springframework.web.filter.OncePerRequestFilter; +import org.springframework.web.util.ContentCachingRequestWrapper; +import org.springframework.web.util.ContentCachingResponseWrapper; + +import java.io.IOException; +import java.nio.charset.StandardCharsets; + +@Component +public class SimpleLoggingFilter extends OncePerRequestFilter { + + private static final Logger logger = LoggerFactory.getLogger(SimpleLoggingFilter.class); + + @Override + protected void doFilterInternal(HttpServletRequest request, + HttpServletResponse response, + FilterChain filterChain) + throws ServletException, IOException { + + // 요청/응답 Body 캐싱 Wrapper로 감싸기 + ContentCachingRequestWrapper requestWrapper = new ContentCachingRequestWrapper(request); + ContentCachingResponseWrapper responseWrapper = new ContentCachingResponseWrapper(response); + + filterChain.doFilter(requestWrapper, responseWrapper); + + // 요청 Body 출력 + String requestBody = new String(requestWrapper.getContentAsByteArray(), StandardCharsets.UTF_8); + logger.info("➡️ [{}] {} \n Body: \n {}", request.getMethod(), request.getRequestURI(), requestBody); + + // 응답 Body 출력 + String responseBody = new String(responseWrapper.getContentAsByteArray(), StandardCharsets.UTF_8); + logger.info("⬅️ 응답 상태: {} \n Body: \n {}", response.getStatus(), responseBody); + + // Body가 소진되지 않도록 복사 후 반환 + responseWrapper.copyBodyToResponse(); + } +} diff --git a/src/main/java/com/mjon/chatbot/chat/service/ChatService.java b/src/main/java/com/mjon/chatbot/chat/service/ChatService.java new file mode 100644 index 0000000..c9c6816 --- /dev/null +++ b/src/main/java/com/mjon/chatbot/chat/service/ChatService.java @@ -0,0 +1,8 @@ +package com.mjon.chatbot.chat.service; + +public interface ChatService { + + String chatExcel(String question) throws Exception; + String chatNormal(String question) throws Exception; + String chatExcelNormal(String question) throws Exception; +} diff --git a/src/main/java/com/mjon/chatbot/chat/service/impl/ChatServiceImpl.java b/src/main/java/com/mjon/chatbot/chat/service/impl/ChatServiceImpl.java new file mode 100644 index 0000000..b662e61 --- /dev/null +++ b/src/main/java/com/mjon/chatbot/chat/service/impl/ChatServiceImpl.java @@ -0,0 +1,79 @@ +package com.mjon.chatbot.chat.service.impl; + +import com.mjon.chatbot.chat.service.ChatService; +import jakarta.annotation.Resource; +import org.springframework.ai.chat.client.ChatClient; +import org.springframework.ai.chat.client.advisor.vectorstore.QuestionAnswerAdvisor; +import org.springframework.ai.document.Document; +import org.springframework.ai.vectorstore.VectorStore; +import org.springframework.http.ResponseEntity; +import org.springframework.stereotype.Service; +import org.springframework.ai.chat.model.ChatResponse; + +import java.util.List; +import java.util.Map; + +@Service("ChatService") +public class ChatServiceImpl implements ChatService { + + @Resource + private ChatClient chatClient; + + @Resource + private VectorStore vectorStore; + + @Override + public String chatExcel(String question) throws Exception { + + // VectorStore에서 관련 문서 검색 + List docs = vectorStore.similaritySearch(question); + + // 검색된 문서 내용을 하나의 컨텍스트로 묶기 + StringBuilder context = new StringBuilder(); + StringBuilder sourceInfo = new StringBuilder("\n\n📂 **출처 정보**\n"); + + for (Document doc : docs) { + // 실제 문서 내용 가져오기 + context.append(doc.getFormattedContent()).append("\n"); + + Map metadata = doc.getMetadata(); + sourceInfo.append("- ") + .append(metadata.getOrDefault("file_name", "unknown")).append(" / ") + .append(metadata.getOrDefault("sheet_name", "unknown")).append(" / 행: ") + .append(metadata.getOrDefault("row_index", "unknown")).append("\n"); + } + + // 3️⃣ ChatClient에 컨텍스트 주입하여 답변 생성 + var chatResponse = chatClient.prompt() + .system("아래 주어진 엑셀 데이터 내용을 기반으로 질문에 답변해 주세요:\n" + context) + .user(question) + .call() + .chatResponse(); + + String answer = chatResponse.getResult().getOutput().getText(); + return answer + sourceInfo.toString(); + } + + @Override + public String chatNormal(String question) throws Exception { + ChatResponse chatResponse = chatClient.prompt() + .user(question) + .call() + .chatResponse(); + + return chatResponse.getResult().getOutput().getText(); + } + + @Override + public String chatExcelNormal(String question) throws Exception { + + + ChatResponse chatResponse = chatClient.prompt() + .advisors(new QuestionAnswerAdvisor(vectorStore)) // VectorStore 검색 + .user(question) + .call() + .chatResponse(); + + return chatResponse.getResult().getOutput().getText(); + } +} diff --git a/src/main/java/com/mjon/chatbot/excel/ExcelController.java b/src/main/java/com/mjon/chatbot/excel/ExcelController.java new file mode 100644 index 0000000..f8f232d --- /dev/null +++ b/src/main/java/com/mjon/chatbot/excel/ExcelController.java @@ -0,0 +1,26 @@ +package com.mjon.chatbot.excel; + +import com.mjon.chatbot.excel.service.ExcelEmbeddingService; +import jakarta.annotation.Resource; +import org.springframework.http.ResponseEntity; +import org.springframework.stereotype.Service; +import org.springframework.web.bind.annotation.*; +import org.springframework.web.multipart.MultipartFile; + +import java.io.File; + +@RestController +@RequestMapping("/excel") +public class ExcelController { + @Resource + private ExcelEmbeddingService excelEmbeddingService; + + @PostMapping("/upload") + public ResponseEntity upload(@RequestParam MultipartFile file) throws Exception { + File tempFile = File.createTempFile("excel", ".xlsx"); + file.transferTo(tempFile); + + excelEmbeddingService.processExcel(tempFile); + return ResponseEntity.ok("엑셀 데이터를 행 단위로 벡터 저장 완료"); + } +} \ No newline at end of file diff --git a/src/main/java/com/mjon/chatbot/excel/service/ExcelEmbeddingService.java b/src/main/java/com/mjon/chatbot/excel/service/ExcelEmbeddingService.java new file mode 100644 index 0000000..db4e746 --- /dev/null +++ b/src/main/java/com/mjon/chatbot/excel/service/ExcelEmbeddingService.java @@ -0,0 +1,66 @@ +package com.mjon.chatbot.excel.service; + +import jakarta.annotation.Resource; +import org.apache.poi.ss.usermodel.*; +import org.apache.poi.xssf.usermodel.XSSFWorkbook; +import org.springframework.ai.vectorstore.VectorStore; +import org.springframework.ai.document.Document; +import org.springframework.stereotype.Service; + +import java.io.File; +import java.io.FileInputStream; +import java.util.*; + +@Service +public class ExcelEmbeddingService { + @Resource + private VectorStore vectorStore; +// private final VectorStore vectorStore; + +// public ExcelEmbeddingService(VectorStore vectorStore) { +// this.vectorStore = vectorStore; +// } + + // Excel 파일을 행 단위로 읽어서 VectorStore에 저장 + public void processExcel(File excelFile) { + try (FileInputStream fis = new FileInputStream(excelFile); + Workbook workbook = new XSSFWorkbook(fis)) { + + String fileName = excelFile.getName(); + List documents = new ArrayList<>(); + + for (Sheet sheet : workbook) { + for (Row row : sheet) { + StringBuilder rowText = new StringBuilder(); + for (Cell cell : row) { + rowText.append(cell.toString()).append(" | "); + } + + String text = rowText.toString().trim(); + if (text.isBlank()) { + continue; // 빈 행 건너뛰기 + } + if (!text.isEmpty()) { + // 메타데이터 추가 (출처 정보) + Map metadata = new HashMap<>(); + metadata.put("file_name", fileName); + metadata.put("sheet_name", sheet.getSheetName()); + metadata.put("row_index", row.getRowNum()); + + + // Document 객체 생성 + documents.add(new Document(text, metadata)); + } + } + } + + // documents 리스트를 VectorStore에 추가 (자동 임베딩) + if (!documents.isEmpty()) { + vectorStore.add(documents); + } + + } catch (Exception e) { + throw new RuntimeException("Excel 파싱/벡터 저장 실패", e); + } + } +} \ No newline at end of file diff --git a/src/main/resources/application-local.yml b/src/main/resources/application-local.yml new file mode 100644 index 0000000..eea9791 --- /dev/null +++ b/src/main/resources/application-local.yml @@ -0,0 +1,35 @@ +spring: + application: + name: chatbot + + config: + activate: + on-profile: local + + data: + redis: + host: 192.168.0.60 + port: 6379 + password: itntest123 + + ai: + ollama: + base-url: http://192.168.0.31:11434 + chat: + options: + model: gemma3:4b + temperature: 0.7 + embedding: + options: + model: bge-m3 + vectorstore: + pgvector: + table-name: documents + index-type: HNSW + distance-type: COSINE_DISTANCE + max-document-batch-size: 10000 + + datasource: + url: jdbc:postgresql://192.168.0.78:5432/docs + username: itn + password: itntest123 diff --git a/src/main/resources/application-prod.yml b/src/main/resources/application-prod.yml new file mode 100644 index 0000000..66b3729 --- /dev/null +++ b/src/main/resources/application-prod.yml @@ -0,0 +1,6 @@ +spring: + application: + name: chatbot + config: + activate: + on-profile: prod \ No newline at end of file diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml new file mode 100644 index 0000000..f48039b --- /dev/null +++ b/src/main/resources/application.yml @@ -0,0 +1,15 @@ +spring: + application: + name: chatbot + profiles: + default: local + predicate: + exclude: + - path: "/actuator/**" # health check ?? (??) + logging: + level: + org.springframework.ai.chat.memory: DEBUG + + autoconfigure: + exclude: + - org.springframework.ai.model.chat.memory.autoconfigure.ChatMemoryAutoConfiguration \ No newline at end of file diff --git a/src/test/java/com/mjon/chatbot/ChatbotApplicationTests.java b/src/test/java/com/mjon/chatbot/ChatbotApplicationTests.java new file mode 100644 index 0000000..f5c998d --- /dev/null +++ b/src/test/java/com/mjon/chatbot/ChatbotApplicationTests.java @@ -0,0 +1,13 @@ +package com.mjon.chatbot; + +import org.junit.jupiter.api.Test; +import org.springframework.boot.test.context.SpringBootTest; + +@SpringBootTest +class ChatbotApplicationTests { + + @Test + void contextLoads() { + } + +}