Separación de servicio reservas

java/services/bookings/.gitignore

+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

java/services/bookings/.mvn/wrapper/maven-wrapper.properties

+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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
+#
+#   http://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.
+wrapperVersion=3.3.2
+distributionType=only-script
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.9/apache-maven-3.9.9-bin.zip

java/services/bookings/Dockerfile

+FROM maven:3-openjdk-17 AS maven
+WORKDIR /app
+COPY ./ ./
+RUN mvn -Dmaven.test.skip clean package
+FROM openjdk:17-jdk-oracle
+ARG JAR_FILE=/app/target/*.jar
+COPY --from=maven ${JAR_FILE} app.jar
+ENV PORT 8080
+EXPOSE $PORT
+ENTRYPOINT ["java","-jar", "/app.jar"]
\ No newline at end of file

java/services/bookings/mvnw

+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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
+#
+#    http://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.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Apache Maven Wrapper startup batch script, version 3.3.2
+#
+# Optional ENV vars
+# -----------------
+#   JAVA_HOME - location of a JDK home dir, required when download maven via java source
+#   MVNW_REPOURL - repo url base for downloading maven distribution
+#   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
+#   MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output
+# ----------------------------------------------------------------------------
+
+set -euf
+[ "${MVNW_VERBOSE-}" != debug ] || set -x
+
+# OS specific support.
+native_path() { printf %s\\n "$1"; }
+case "$(uname)" in
+CYGWIN* | MINGW*)
+  [ -z "${JAVA_HOME-}" ] || JAVA_HOME="$(cygpath --unix "$JAVA_HOME")"
+  native_path() { cygpath --path --windows "$1"; }
+  ;;
+esac
+
+# set JAVACMD and JAVACCMD
+set_java_home() {
+  # For Cygwin and MinGW, ensure paths are in Unix format before anything is touched
+  if [ -n "${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"
+      JAVACCMD="$JAVA_HOME/jre/sh/javac"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+      JAVACCMD="$JAVA_HOME/bin/javac"
+
+      if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then
+        echo "The JAVA_HOME environment variable is not defined correctly, so mvnw cannot run." >&2
+        echo "JAVA_HOME is set to \"$JAVA_HOME\", but \"\$JAVA_HOME/bin/java\" or \"\$JAVA_HOME/bin/javac\" does not exist." >&2
+        return 1
+      fi
+    fi
+  else
+    JAVACMD="$(
+      'set' +e
+      'unset' -f command 2>/dev/null
+      'command' -v java
+    )" || :
+    JAVACCMD="$(
+      'set' +e
+      'unset' -f command 2>/dev/null
+      'command' -v javac
+    )" || :
+
+    if [ ! -x "${JAVACMD-}" ] || [ ! -x "${JAVACCMD-}" ]; then
+      echo "The java/javac command does not exist in PATH nor is JAVA_HOME set, so mvnw cannot run." >&2
+      return 1
+    fi
+  fi
+}
+
+# hash string like Java String::hashCode
+hash_string() {
+  str="${1:-}" h=0
+  while [ -n "$str" ]; do
+    char="${str%"${str#?}"}"
+    h=$(((h * 31 + $(LC_CTYPE=C printf %d "'$char")) % 4294967296))
+    str="${str#?}"
+  done
+  printf %x\\n $h
+}
+
+verbose() { :; }
+[ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; }
+
+die() {
+  printf %s\\n "$1" >&2
+  exit 1
+}
+
+trim() {
+  # MWRAPPER-139:
+  #   Trims trailing and leading whitespace, carriage returns, tabs, and linefeeds.
+  #   Needed for removing poorly interpreted newline sequences when running in more
+  #   exotic environments such as mingw bash on Windows.
+  printf "%s" "${1}" | tr -d '[:space:]'
+}
+
+# parse distributionUrl and optional distributionSha256Sum, requires .mvn/wrapper/maven-wrapper.properties
+while IFS="=" read -r key value; do
+  case "${key-}" in
+  distributionUrl) distributionUrl=$(trim "${value-}") ;;
+  distributionSha256Sum) distributionSha256Sum=$(trim "${value-}") ;;
+  esac
+done <"${0%/*}/.mvn/wrapper/maven-wrapper.properties"
+[ -n "${distributionUrl-}" ] || die "cannot read distributionUrl property in ${0%/*}/.mvn/wrapper/maven-wrapper.properties"
+
+case "${distributionUrl##*/}" in
+maven-mvnd-*bin.*)
+  MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/
+  case "${PROCESSOR_ARCHITECTURE-}${PROCESSOR_ARCHITEW6432-}:$(uname -a)" in
+  *AMD64:CYGWIN* | *AMD64:MINGW*) distributionPlatform=windows-amd64 ;;
+  :Darwin*x86_64) distributionPlatform=darwin-amd64 ;;
+  :Darwin*arm64) distributionPlatform=darwin-aarch64 ;;
+  :Linux*x86_64*) distributionPlatform=linux-amd64 ;;
+  *)
+    echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2
+    distributionPlatform=linux-amd64
+    ;;
+  esac
+  distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"
+  ;;
+maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;
+*) MVN_CMD="mvn${0##*/mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;
+esac
+
+# apply MVNW_REPOURL and calculate MAVEN_HOME
+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
+[ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"
+distributionUrlName="${distributionUrl##*/}"
+distributionUrlNameMain="${distributionUrlName%.*}"
+distributionUrlNameMain="${distributionUrlNameMain%-bin}"
+MAVEN_USER_HOME="${MAVEN_USER_HOME:-${HOME}/.m2}"
+MAVEN_HOME="${MAVEN_USER_HOME}/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"
+
+exec_maven() {
+  unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :
+  exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"
+}
+
+if [ -d "$MAVEN_HOME" ]; then
+  verbose "found existing MAVEN_HOME at $MAVEN_HOME"
+  exec_maven "$@"
+fi
+
+case "${distributionUrl-}" in
+*?-bin.zip | *?maven-mvnd-?*-?*.zip) ;;
+*) die "distributionUrl is not valid, must match *-bin.zip or maven-mvnd-*.zip, but found '${distributionUrl-}'" ;;
+esac
+
+# prepare tmp dir
+if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then
+  clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; }
+  trap clean HUP INT TERM EXIT
+else
+  die "cannot create temp dir"
+fi
+
+mkdir -p -- "${MAVEN_HOME%/*}"
+
+# Download and Install Apache Maven
+verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
+verbose "Downloading from: $distributionUrl"
+verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
+
+# select .zip or .tar.gz
+if ! command -v unzip >/dev/null; then
+  distributionUrl="${distributionUrl%.zip}.tar.gz"
+  distributionUrlName="${distributionUrl##*/}"
+fi
+
+# verbose opt
+__MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR=''
+[ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v
+
+# normalize http auth
+case "${MVNW_PASSWORD:+has-password}" in
+'') MVNW_USERNAME='' MVNW_PASSWORD='' ;;
+has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;;
+esac
+
+if [ -z "${MVNW_USERNAME-}" ] && command -v wget >/dev/null; then
+  verbose "Found wget ... using wget"
+  wget ${__MVNW_QUIET_WGET:+"$__MVNW_QUIET_WGET"} "$distributionUrl" -O "$TMP_DOWNLOAD_DIR/$distributionUrlName" || die "wget: Failed to fetch $distributionUrl"
+elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
+  verbose "Found curl ... using curl"
+  curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
+elif set_java_home; then
+  verbose "Falling back to use Java to download"
+  javaSource="$TMP_DOWNLOAD_DIR/Downloader.java"
+  targetZip="$TMP_DOWNLOAD_DIR/$distributionUrlName"
+  cat >"$javaSource" <<-END
+	public class Downloader extends java.net.Authenticator
+	{
+	  protected java.net.PasswordAuthentication getPasswordAuthentication()
+	  {
+	    return new java.net.PasswordAuthentication( System.getenv( "MVNW_USERNAME" ), System.getenv( "MVNW_PASSWORD" ).toCharArray() );
+	  }
+	  public static void main( String[] args ) throws Exception
+	  {
+	    setDefault( new Downloader() );
+	    java.nio.file.Files.copy( java.net.URI.create( args[0] ).toURL().openStream(), java.nio.file.Paths.get( args[1] ).toAbsolutePath().normalize() );
+	  }
+	}
+	END
+  # For Cygwin/MinGW, switch paths to Windows format before running javac and java
+  verbose " - Compiling Downloader.java ..."
+  "$(native_path "$JAVACCMD")" "$(native_path "$javaSource")" || die "Failed to compile Downloader.java"
+  verbose " - Running Downloader.java ..."
+  "$(native_path "$JAVACMD")" -cp "$(native_path "$TMP_DOWNLOAD_DIR")" Downloader "$distributionUrl" "$(native_path "$targetZip")"
+fi
+
+# If specified, validate the SHA-256 sum of the Maven distribution zip file
+if [ -n "${distributionSha256Sum-}" ]; then
+  distributionSha256Result=false
+  if [ "$MVN_CMD" = mvnd.sh ]; then
+    echo "Checksum validation is not supported for maven-mvnd." >&2
+    echo "Please disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
+    exit 1
+  elif command -v sha256sum >/dev/null; then
+    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | sha256sum -c >/dev/null 2>&1; then
+      distributionSha256Result=true
+    fi
+  elif command -v shasum >/dev/null; then
+    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | shasum -a 256 -c >/dev/null 2>&1; then
+      distributionSha256Result=true
+    fi
+  else
+    echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available." >&2
+    echo "Please install either command, or disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
+    exit 1
+  fi
+  if [ $distributionSha256Result = false ]; then
+    echo "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised." >&2
+    echo "If you updated your Maven version, you need to update the specified distributionSha256Sum property." >&2
+    exit 1
+  fi
+fi
+
+# unzip and move
+if command -v unzip >/dev/null; then
+  unzip ${__MVNW_QUIET_UNZIP:+"$__MVNW_QUIET_UNZIP"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -d "$TMP_DOWNLOAD_DIR" || die "failed to unzip"
+else
+  tar xzf${__MVNW_QUIET_TAR:+"$__MVNW_QUIET_TAR"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -C "$TMP_DOWNLOAD_DIR" || die "failed to untar"
+fi
+printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/mvnw.url"
+mv -- "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME"
+
+clean || :
+exec_maven "$@"

java/services/bookings/mvnw.cmd

+<# : batch portion
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    http://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Apache Maven Wrapper startup batch script, version 3.3.2
+@REM
+@REM Optional ENV vars
+@REM   MVNW_REPOURL - repo url base for downloading maven distribution
+@REM   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
+@REM   MVNW_VERBOSE - true: enable verbose log; others: silence the output
+@REM ----------------------------------------------------------------------------
+
+@IF "%__MVNW_ARG0_NAME__%"=="" (SET __MVNW_ARG0_NAME__=%~nx0)
+@SET __MVNW_CMD__=
+@SET __MVNW_ERROR__=
+@SET __MVNW_PSMODULEP_SAVE=%PSModulePath%
+@SET PSModulePath=
+@FOR /F "usebackq tokens=1* delims==" %%A IN (`powershell -noprofile "& {$scriptDir='%~dp0'; $script='%__MVNW_ARG0_NAME__%'; icm -ScriptBlock ([Scriptblock]::Create((Get-Content -Raw '%~f0'))) -NoNewScope}"`) DO @(
+  IF "%%A"=="MVN_CMD" (set __MVNW_CMD__=%%B) ELSE IF "%%B"=="" (echo %%A) ELSE (echo %%A=%%B)
+)
+@SET PSModulePath=%__MVNW_PSMODULEP_SAVE%
+@SET __MVNW_PSMODULEP_SAVE=
+@SET __MVNW_ARG0_NAME__=
+@SET MVNW_USERNAME=
+@SET MVNW_PASSWORD=
+@IF NOT "%__MVNW_CMD__%"=="" (%__MVNW_CMD__% %*)
+@echo Cannot start maven from wrapper >&2 && exit /b 1
+@GOTO :EOF
+: end batch / begin powershell #>
+
+$ErrorActionPreference = "Stop"
+if ($env:MVNW_VERBOSE -eq "true") {
+  $VerbosePreference = "Continue"
+}
+
+# calculate distributionUrl, requires .mvn/wrapper/maven-wrapper.properties
+$distributionUrl = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionUrl
+if (!$distributionUrl) {
+  Write-Error "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
+}
+
+switch -wildcard -casesensitive ( $($distributionUrl -replace '^.*/','') ) {
+  "maven-mvnd-*" {
+    $USE_MVND = $true
+    $distributionUrl = $distributionUrl -replace '-bin\.[^.]*$',"-windows-amd64.zip"
+    $MVN_CMD = "mvnd.cmd"
+    break
+  }
+  default {
+    $USE_MVND = $false
+    $MVN_CMD = $script -replace '^mvnw','mvn'
+    break
+  }
+}
+
+# apply MVNW_REPOURL and calculate MAVEN_HOME
+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
+if ($env:MVNW_REPOURL) {
+  $MVNW_REPO_PATTERN = if ($USE_MVND) { "/org/apache/maven/" } else { "/maven/mvnd/" }
+  $distributionUrl = "$env:MVNW_REPOURL$MVNW_REPO_PATTERN$($distributionUrl -replace '^.*'+$MVNW_REPO_PATTERN,'')"
+}
+$distributionUrlName = $distributionUrl -replace '^.*/',''
+$distributionUrlNameMain = $distributionUrlName -replace '\.[^.]*$','' -replace '-bin$',''
+$MAVEN_HOME_PARENT = "$HOME/.m2/wrapper/dists/$distributionUrlNameMain"
+if ($env:MAVEN_USER_HOME) {
+  $MAVEN_HOME_PARENT = "$env:MAVEN_USER_HOME/wrapper/dists/$distributionUrlNameMain"
+}
+$MAVEN_HOME_NAME = ([System.Security.Cryptography.MD5]::Create().ComputeHash([byte[]][char[]]$distributionUrl) | ForEach-Object {$_.ToString("x2")}) -join ''
+$MAVEN_HOME = "$MAVEN_HOME_PARENT/$MAVEN_HOME_NAME"
+
+if (Test-Path -Path "$MAVEN_HOME" -PathType Container) {
+  Write-Verbose "found existing MAVEN_HOME at $MAVEN_HOME"
+  Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
+  exit $?
+}
+
+if (! $distributionUrlNameMain -or ($distributionUrlName -eq $distributionUrlNameMain)) {
+  Write-Error "distributionUrl is not valid, must end with *-bin.zip, but found $distributionUrl"
+}
+
+# prepare tmp dir
+$TMP_DOWNLOAD_DIR_HOLDER = New-TemporaryFile
+$TMP_DOWNLOAD_DIR = New-Item -Itemtype Directory -Path "$TMP_DOWNLOAD_DIR_HOLDER.dir"
+$TMP_DOWNLOAD_DIR_HOLDER.Delete() | Out-Null
+trap {
+  if ($TMP_DOWNLOAD_DIR.Exists) {
+    try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
+    catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
+  }
+}
+
+New-Item -Itemtype Directory -Path "$MAVEN_HOME_PARENT" -Force | Out-Null
+
+# Download and Install Apache Maven
+Write-Verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
+Write-Verbose "Downloading from: $distributionUrl"
+Write-Verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
+
+$webclient = New-Object System.Net.WebClient
+if ($env:MVNW_USERNAME -and $env:MVNW_PASSWORD) {
+  $webclient.Credentials = New-Object System.Net.NetworkCredential($env:MVNW_USERNAME, $env:MVNW_PASSWORD)
+}
+[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
+$webclient.DownloadFile($distributionUrl, "$TMP_DOWNLOAD_DIR/$distributionUrlName") | Out-Null
+
+# If specified, validate the SHA-256 sum of the Maven distribution zip file
+$distributionSha256Sum = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionSha256Sum
+if ($distributionSha256Sum) {
+  if ($USE_MVND) {
+    Write-Error "Checksum validation is not supported for maven-mvnd. `nPlease disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties."
+  }
+  Import-Module $PSHOME\Modules\Microsoft.PowerShell.Utility -Function Get-FileHash
+  if ((Get-FileHash "$TMP_DOWNLOAD_DIR/$distributionUrlName" -Algorithm SHA256).Hash.ToLower() -ne $distributionSha256Sum) {
+    Write-Error "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised. If you updated your Maven version, you need to update the specified distributionSha256Sum property."
+  }
+}
+
+# unzip and move
+Expand-Archive "$TMP_DOWNLOAD_DIR/$distributionUrlName" -DestinationPath "$TMP_DOWNLOAD_DIR" | Out-Null
+Rename-Item -Path "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" -NewName $MAVEN_HOME_NAME | Out-Null
+try {
+  Move-Item -Path "$TMP_DOWNLOAD_DIR/$MAVEN_HOME_NAME" -Destination $MAVEN_HOME_PARENT | Out-Null
+} catch {
+  if (! (Test-Path -Path "$MAVEN_HOME" -PathType Container)) {
+    Write-Error "fail to move MAVEN_HOME"
+  }
+} finally {
+  try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
+  catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
+}
+
+Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"

java/services/bookings/pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>3.3.4</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+	<groupId>com.uva</groupId>
+	<artifactId>bookings</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<name>bookings</name>
+	<description>Booking rest</description>
+	<url/>
+	<licenses>
+		<license/>
+	</licenses>
+	<developers>
+		<developer/>
+	</developers>
+	<scm>
+		<connection/>
+		<developerConnection/>
+		<tag/>
+		<url/>
+	</scm>
+	<properties>
+		<java.version>17</java.version>
+	</properties>
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-jpa</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-rest</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>com.mysql</groupId>
+			<artifactId>mysql-connector-j</artifactId>
+			<scope>runtime</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+    <groupId>org.springframework.boot</groupId>
+    <artifactId>spring-boot-starter-security</artifactId>
+	</dependency>
+	<dependency>
+		<groupId>io.jsonwebtoken</groupId>
+		<artifactId>jjwt-api</artifactId>
+		<version>0.11.5</version>
+	</dependency>
+	<dependency>
+		<groupId>io.jsonwebtoken</groupId>
+		<artifactId>jjwt-impl</artifactId>
+		<version>0.11.5</version>
+		<scope>runtime</scope>
+	</dependency>
+	<dependency>
+		<groupId>io.jsonwebtoken</groupId>
+		<artifactId>jjwt-jackson</artifactId>
+		<version>0.11.5</version>
+		<scope>runtime</scope>
+	</dependency>
+	<dependency>
+        <groupId>jakarta.servlet</groupId>
+        <artifactId>jakarta.servlet-api</artifactId>
+        <scope>provided</scope>
+    </dependency>
+		<!-- https://mvnrepository.com/artifact/org.projectlombok/lombok -->
+		<dependency>
+			<groupId>org.projectlombok</groupId>
+			<artifactId>lombok</artifactId>
+			<version>1.18.36</version>
+			<scope>provided</scope>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>
\ No newline at end of file

java/services/bookings/src/main/java/com/uva/apis/bookings/BookingsApplication.java

+package com.uva.apis.bookings;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class BookingsApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(BookingsApplication.class, args);
+	}
+
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/api/ClientApi.java

+package com.uva.apis.bookings.api;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.client.RestTemplate;
+
+import com.fasterxml.jackson.databind.JsonNode;
+
+public class ClientApi {
+
+  @Autowired
+  private RestTemplate restTemplate;
+
+  @Value("${external.services.users.url}")
+  private String USER_API_URL;
+
+  public boolean existsById(int id) {
+    String url = USER_API_URL + "/client/{id}";
+    JsonNode response = restTemplate.getForEntity(url, JsonNode.class, id).getBody();
+    return response.get("id").asInt(-1) == id;
+  }
+
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/api/HotelApi.java

+package com.uva.apis.bookings.api;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.client.RestTemplate;
+
+import com.fasterxml.jackson.databind.JsonNode;
+
+public class HotelApi {
+
+  @Autowired
+  private RestTemplate restTemplate;
+
+  @Value("${external.services.hotels.url}")
+  private String HOTEL_API_URL;
+
+  public boolean existsById(int hotelId, int roomId) {
+    try {
+      String url = HOTEL_API_URL + "/{hotelId}/rooms/{roomId}";
+      JsonNode response = restTemplate.getForEntity(url, JsonNode.class, hotelId, roomId).getBody();
+      return response.get("id").asInt(-1) == roomId;
+    } catch (Exception e) {
+      // TODO: disminuir el alcance
+      return false;
+    }
+  }
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/config/SecurityConfig.java

+package com.uva.apis.bookings.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.HttpMethod;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.web.SecurityFilterChain;
+import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
+
+import com.uva.apis.bookings.filter.JwtAuthenticationFilter;
+import com.uva.apis.bookings.models.external.users.UserRol;
+
+@Configuration
+@EnableWebSecurity
+public class SecurityConfig {
+
+        private final JwtAuthenticationFilter jwtAuthenticationFilter;
+
+        public SecurityConfig(JwtAuthenticationFilter jwtAuthenticationFilter) {
+                this.jwtAuthenticationFilter = jwtAuthenticationFilter;
+        }
+
+        @Bean
+        public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
+                http.csrf(csrf -> csrf.disable())
+                                .authorizeHttpRequests(authorize -> authorize
+                                                // Permitir OPTIONS sin autenticación
+                                                .requestMatchers(HttpMethod.OPTIONS, "/**").permitAll()
+                                                // Acceso restringido a usuarios y administradores
+                                                .requestMatchers("users", "users/**").hasAnyRole(
+                                                                UserRol.CLIENT.toString(),
+                                                                UserRol.HOTEL_ADMIN.toString(),
+                                                                UserRol.ADMIN.toString())
+                                                // Acceso restringido a gestores de hoteles y administradores
+                                                .requestMatchers(HttpMethod.GET, "hotels", "hotels/*").hasAnyRole(
+                                                                UserRol.CLIENT.toString(),
+                                                                UserRol.HOTEL_ADMIN.toString(),
+                                                                UserRol.ADMIN.toString())
+
+                                                .requestMatchers("hotels", "hotels/**")
+                                                .hasAnyRole(UserRol.ADMIN.toString(), UserRol.HOTEL_ADMIN.toString())
+                                                // Acceso restringido a cualquier usuario del sistema
+                                                .requestMatchers("bookings", "bookings/**")
+                                                .hasAnyRole(UserRol.ADMIN.toString(), UserRol.HOTEL_ADMIN.toString(),
+                                                                UserRol.CLIENT.toString())
+                                                // Rechazar el resto
+                                                .anyRequest().denyAll())
+                                // Registra el filtro antes del filtro estándar de autenticación
+                                .addFilterBefore(jwtAuthenticationFilter, UsernamePasswordAuthenticationFilter.class);
+
+                return http.build();
+        }
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/controllers/BookingController.java

+package com.uva.apis.bookings.controllers;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import com.uva.apis.bookings.models.Booking;
+import com.uva.apis.bookings.services.BookingService;
+
+import java.time.LocalDate;
+import java.util.List;
+
+@RestController
+@RequestMapping("/bookings")
+@CrossOrigin(origins = "*")
+public class BookingController {
+
+    private final BookingService bookingService;
+
+    public BookingController(BookingService bookingService) {
+        this.bookingService = bookingService;
+    }
+
+    @GetMapping
+    public List<Booking> getAllBookings(
+            @RequestParam(required = false) LocalDate start,
+            @RequestParam(required = false) LocalDate end,
+            @RequestParam(required = false) Integer roomId,
+            @RequestParam(required = false) Integer userId) {
+        return bookingService.getBookings(start, end, roomId, userId);
+    }
+
+    @PostMapping
+    public Booking createBooking(@RequestBody Booking booking) {
+        return bookingService.createBooking(booking);
+    }
+
+    @GetMapping("/{id}")
+    public Booking getBookingById(@PathVariable Integer id) {
+        return bookingService.getBookingById(id);
+    }
+
+    @DeleteMapping /// ?hotelId={hotelId}
+    public ResponseEntity<Void> deleteBooking(@RequestParam int hotelId) {
+        try {
+            bookingService.deleteBookingsByHotelId(hotelId);
+            return new ResponseEntity<>(HttpStatus.ACCEPTED);
+        } catch (RuntimeException e) {
+            return new ResponseEntity<>(HttpStatus.NOT_FOUND);
+        }
+    }
+
+    @DeleteMapping("/{id}")
+    public ResponseEntity<Void> deleteBooking(@PathVariable Integer id) {
+        try {
+            bookingService.deleteBooking(id);
+            return new ResponseEntity<>(HttpStatus.ACCEPTED);
+        } catch (RuntimeException e) {
+            return new ResponseEntity<>(HttpStatus.NOT_FOUND);
+        }
+    }
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/exceptions/GlobalExceptionHandler.java

+package com.uva.apis.bookings.exceptions;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+import java.time.LocalDateTime;
+import java.util.HashMap;
+import java.util.Map;
+
+@ControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(HotelNotFoundException.class)
+    public ResponseEntity<Map<String, Object>> handleHotelNotFound(HotelNotFoundException ex) {
+        Map<String, Object> body = new HashMap<>();
+        body.put("timestamp", LocalDateTime.now());
+        body.put("message", ex.getMessage());
+
+        return new ResponseEntity<>(body, HttpStatus.NOT_FOUND);
+    }
+
+    @ExceptionHandler(InvalidRequestException.class)
+    public ResponseEntity<Map<String, Object>> handleInvalidRequest(InvalidRequestException ex) {
+        Map<String, Object> body = new HashMap<>();
+        body.put("timestamp", LocalDateTime.now());
+        body.put("message", ex.getMessage());
+
+        return new ResponseEntity<>(body, HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(InvalidDateRangeException.class)
+    public ResponseEntity<Map<String, Object>> handleInvalidDateRange(InvalidDateRangeException ex) {
+        Map<String, Object> body = new HashMap<>();
+        body.put("timestamp", LocalDateTime.now());
+        body.put("message", ex.getMessage());
+
+        return new ResponseEntity<>(body, HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(Exception.class)
+    public ResponseEntity<Map<String, Object>> handleGeneralException(Exception ex) {
+        Map<String, Object> body = new HashMap<>();
+        body.put("timestamp", LocalDateTime.now());
+        body.put("message", "An unexpected error occurred: " + ex.getMessage());
+
+        return new ResponseEntity<>(body, HttpStatus.INTERNAL_SERVER_ERROR);
+    }
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/exceptions/HotelNotFoundException.java

+package com.uva.apis.bookings.exceptions;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(HttpStatus.NOT_FOUND) // Devuelve un 404 cuando se lanza la excepción
+public class HotelNotFoundException extends RuntimeException {
+    public HotelNotFoundException(int id) {
+        super("Hotel not found with id: " + id);
+    }
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/exceptions/InvalidDateRangeException.java

+package com.uva.apis.bookings.exceptions;
+
+public class InvalidDateRangeException extends RuntimeException {
+    public InvalidDateRangeException(String message) {
+        super(message);
+    }
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/exceptions/InvalidRequestException.java

+package com.uva.apis.bookings.exceptions;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(HttpStatus.BAD_REQUEST)
+public class InvalidRequestException extends RuntimeException {
+    public InvalidRequestException(String message) {
+        super(message);
+    }
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/filter/JwtAuthenticationFilter.java

+package com.uva.apis.bookings.filter;
+
+import io.jsonwebtoken.Claims;
+import io.jsonwebtoken.ExpiredJwtException;
+import io.jsonwebtoken.Jwts;
+import io.jsonwebtoken.MalformedJwtException;
+import io.jsonwebtoken.UnsupportedJwtException;
+import io.jsonwebtoken.io.Decoders;
+import io.jsonwebtoken.security.Keys;
+import io.jsonwebtoken.security.SignatureException;
+
+import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
+import org.springframework.security.core.authority.SimpleGrantedAuthority;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.web.authentication.WebAuthenticationDetailsSource;
+import org.springframework.stereotype.Component;
+
+import com.uva.apis.bookings.models.external.users.UserRol;
+
+import jakarta.servlet.FilterChain;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.ServletRequest;
+import jakarta.servlet.ServletResponse;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.Filter;
+import java.io.IOException;
+import java.security.Key;
+import java.time.LocalDateTime;
+import java.util.Collections;
+import java.util.Date;
+
+@Component
+public class JwtAuthenticationFilter implements Filter {
+
+    private final String SECRET_KEY = "3cfa76ef14937c1c0ea519f8fc057a80fcd04a7420f8e8bcd0a7567c272e007b";
+
+    private Key getSignInKey() {
+        byte[] keyBytes = Decoders.BASE64.decode(SECRET_KEY);
+        return Keys.hmacShaKeyFor(keyBytes);
+    }
+
+    private String getTokenFromRequest(HttpServletRequest request) {
+        String authHeader = request.getHeader("Authorization");
+        if (authHeader == null || !authHeader.startsWith("Bearer "))
+            return null;
+        return authHeader.substring(7);
+    }
+
+    private Claims getClaimsFromToken(String token) {
+        return Jwts.parserBuilder()
+                .setSigningKey(getSignInKey())
+                .build()
+                .parseClaimsJws(token)
+                .getBody();
+    }
+
+    private boolean validateToken(String token) {
+        if (token == null)
+            return false;// no token
+        try {
+            // Verifica y analiza el token
+            Claims claims = getClaimsFromToken(token);
+
+            // Verifica que el token no esté expirado
+            return claims.getExpiration().after(new Date());
+        } catch (ExpiredJwtException e) {
+            System.out.println("[" + LocalDateTime.now().toString() + "] Token expirado: " + e.getMessage());
+        } catch (UnsupportedJwtException e) {
+            System.out.println("[" + LocalDateTime.now().toString() + "] Token no soportado: " + e.getMessage());
+        } catch (MalformedJwtException e) {
+            System.out.println("[" + LocalDateTime.now().toString() + "] Token malformado: " + e.getMessage());
+        } catch (SignatureException e) {
+            System.out.println("[" + LocalDateTime.now().toString() + "] Firma inválida: " + e.getMessage());
+        } catch (IllegalArgumentException e) {
+            System.out.println("[" + LocalDateTime.now().toString() + "] Token vacío o nulo: " + e.getMessage());
+        }
+        return false; // Si ocurre cualquier excepción, el token es inválido
+
+    }
+
+    private String getEmailFromToken(String token) {
+        return getClaimsFromToken(token).getSubject();
+    }
+
+    private UserRol getRoleFromToken(String token) {
+        String rol = getClaimsFromToken(token).get("rol", String.class);
+        return UserRol.valueOf(rol);
+    }
+
+    public static String getRol(UserRol rol) {
+        return String.format("ROLE_%s", rol.toString());
+    }
+
+    @Override
+    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
+            throws IOException, ServletException {
+        HttpServletRequest httpRequest = (HttpServletRequest) request;
+        String token = getTokenFromRequest(httpRequest);
+
+        System.out.println("[" + LocalDateTime.now().toString() + "] TOKEN " + token);
+
+        if (validateToken(token)) {
+
+            String email = getEmailFromToken(token);
+            UserRol role = getRoleFromToken(token); // Extraer el rol del token
+
+            if (email != null && SecurityContextHolder.getContext().getAuthentication() == null) {
+                UsernamePasswordAuthenticationToken authentication = new UsernamePasswordAuthenticationToken(
+                        email, null, null);
+                authentication.setDetails(new WebAuthenticationDetailsSource().buildDetails(httpRequest));
+                SecurityContextHolder.getContext().setAuthentication(authentication);
+            }
+
+            // Agregar el rol como autoridad
+            SimpleGrantedAuthority authority = new SimpleGrantedAuthority(getRol(role));
+            UsernamePasswordAuthenticationToken authentication = new UsernamePasswordAuthenticationToken(email, null,
+                    Collections.singletonList(authority));
+            SecurityContextHolder.getContext().setAuthentication(authentication);
+        }
+
+        chain.doFilter(request, response);
+    }
+
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/models/Booking.java

+package com.uva.apis.bookings.models;
+
+import jakarta.persistence.Basic;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.NoArgsConstructor;
+import lombok.ToString;
+
+import java.time.LocalDate;
+
+@Entity
+@Table(name = "bookings")
+@Data
+@ToString
+@EqualsAndHashCode
+@NoArgsConstructor
+@AllArgsConstructor
+public class Booking {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Basic(optional = false)
+    private int id;
+
+    @Column(name = "user_id", nullable = false)
+    private int userId;
+
+    @Column(name = "hotel_id", nullable = false)
+    private int hotelId;
+
+    @Column(name = "room_id", nullable = false)
+    private int roomId;
+
+    @Column(name = "start_date", nullable = false)
+    private LocalDate startDate;
+
+    @Column(name = "end_date", nullable = false)
+    private LocalDate endDate;
+
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/models/external/users/UserRol.java

+package com.uva.apis.bookings.models.external.users;
+
+public enum UserRol {
+  ADMIN, HOTEL_ADMIN, CLIENT
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/repositories/BookingRepository.java

+// BookingRepository.java
+package com.uva.apis.bookings.repositories;
+
+import jakarta.transaction.Transactional;
+
+import java.time.LocalDate;
+import java.util.List;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+
+import com.uva.apis.bookings.models.Booking;
+
+public interface BookingRepository extends JpaRepository<Booking, Integer> {
+        @Query("SELECT b FROM Booking b WHERE b.userId.id = ?1")
+        List<Booking> findByUserId(int userId);
+
+        @Query("SELECT b FROM Booking b WHERE b.roomId.id = ?1")
+        List<Booking> findByRoomId(int roomId);
+
+        @Query("SELECT b FROM Booking b WHERE b.startDate >= ?1 AND b.endDate <= ?2")
+        List<Booking> findByDateRange(@Param("startDate") LocalDate startDate,
+                        @Param("endDate") LocalDate endDate);
+
+        @Query("SELECT b FROM Booking b WHERE b.roomId.id = ?1 AND b.startDate < ?2 AND b.endDate > ?3")
+        List<Booking> findByRoomIdAndDateRange(@Param("roomId") int roomId, @Param("startDate") LocalDate startDate,
+                        @Param("endDate") LocalDate endDate);
+
+        @Transactional
+        @Modifying
+        void deleteById(int id);
+
+        @Transactional
+        @Modifying
+        void deleteAllByHotelId(int hotelId);
+
+}

java/services/bookings/src/main/java/com/uva/apis/bookings/services/BookingService.java

+package com.uva.apis.bookings.services;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+import org.springframework.web.client.HttpClientErrorException;
+
+import com.uva.apis.bookings.api.HotelApi;
+import com.uva.apis.bookings.api.ClientApi;
+import com.uva.apis.bookings.models.Booking;
+import com.uva.apis.bookings.repositories.BookingRepository;
+
+import java.time.LocalDate;
+import java.util.List;
+
+@Service
+public class BookingService {
+
+    @Autowired
+    private BookingRepository bookingRepository;
+
+    @Autowired
+    private HotelApi hotelApi;
+
+    @Autowired
+    private ClientApi managerApi;
+
+    public List<Booking> getBookings(LocalDate start, LocalDate end, Integer roomId, Integer userId) {
+        List<Booking> bookings = null;
+
+        if (start != null && end != null) {
+            bookings = bookingRepository.findByDateRange(start, end);
+        }
+        if (roomId != null) {
+            if (bookings == null) {
+                bookings = bookingRepository.findByRoomId(roomId);
+            } else {
+                bookings = bookings.stream()
+                        .filter(booking -> booking.getRoomId() == roomId)
+                        .toList();
+            }
+        }
+        if (userId != null) {
+            if (bookings == null) {
+                bookings = bookingRepository.findByUserId(userId);
+            } else {
+                bookings = bookings.stream()
+                        .filter(booking -> booking.getUserId() == userId)
+                        .toList();
+            }
+        }
+        if (start == null && end == null && roomId == null && userId == null) {
+            bookings = bookingRepository.findAll();
+        }
+
+        return bookings;
+    }
+
+    public Booking createBooking(Booking booking) {
+        int userId = booking.getUserId();
+        int roomId = booking.getRoomId();
+        int hotelId = booking.getHotelId();
+
+        // Check if the customer and rooms exists
+        if (!managerApi.existsById(userId))
+            throw new HttpClientErrorException(HttpStatus.BAD_REQUEST, "User not found");
+
+        if (!hotelApi.existsById(hotelId, roomId))
+            throw new HttpClientErrorException(HttpStatus.BAD_REQUEST, "room not found");
+
+        // Check availability
+        List<Booking> existingBookings = bookingRepository.findByRoomIdAndDateRange(roomId, booking.getStartDate(),
+                booking.getEndDate());
+
+        if (!existingBookings.isEmpty()) {
+            throw new RuntimeException("Room is not available for the selected dates");
+        }
+
+        return bookingRepository.save(booking);
+    }
+
+    public Booking getBookingById(Integer id) {
+        return bookingRepository.findById(id)
+                .orElseThrow(() -> new RuntimeException("Booking not found"));
+    }
+
+    public void deleteBooking(Integer id) {
+        if (!bookingRepository.existsById(id)) {
+            throw new RuntimeException("Booking not found");
+        }
+        bookingRepository.deleteById(id);
+    }
+
+    public void deleteBookingsByHotelId(int hotelId) {
+        // Extraer reservas realizadas al hotel
+        bookingRepository.deleteAllByHotelId(hotelId);
+    }
+}