From 038ee7c3f544e750213b2e327477fedeb51cc25c Mon Sep 17 00:00:00 2001
From: meonwax <meonwax@meonwax.de>
Date: Fri, 19 Apr 2024 01:11:45 +0200
Subject: [PATCH] Add database support

---
 .editorconfig                                 | 12 ++++
 README.md                                     |  7 +-
 docker-compose-database.yml                   | 16 +++++
 pom.xml                                       | 64 ++++++++++++++++---
 .../predictr/controller/ConfigController.java | 25 ++++++++
 .../de/meonwax/predictr/entity/Config.java    | 22 +++++++
 .../predictr/repository/ConfigRepository.java | 10 +++
 src/main/resources/application.properties     |  2 -
 src/main/resources/application.yml            | 20 ++++++
 .../db/changelog/01-create-config-schema.xml  | 39 +++++++++++
 .../db/changelog/02-insert-config.xml         | 20 ++++++
 src/main/resources/db/liquibase-changelog.xml |  9 +++
 src/main/resources/micronaut-banner.txt       |  6 ++
 start-db.sh                                   |  7 ++
 14 files changed, 246 insertions(+), 13 deletions(-)
 create mode 100644 .editorconfig
 create mode 100644 docker-compose-database.yml
 create mode 100644 src/main/java/de/meonwax/predictr/controller/ConfigController.java
 create mode 100644 src/main/java/de/meonwax/predictr/entity/Config.java
 create mode 100644 src/main/java/de/meonwax/predictr/repository/ConfigRepository.java
 delete mode 100644 src/main/resources/application.properties
 create mode 100644 src/main/resources/application.yml
 create mode 100644 src/main/resources/db/changelog/01-create-config-schema.xml
 create mode 100644 src/main/resources/db/changelog/02-insert-config.xml
 create mode 100644 src/main/resources/db/liquibase-changelog.xml
 create mode 100644 src/main/resources/micronaut-banner.txt
 create mode 100755 start-db.sh

diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..998c211
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,12 @@
+root = true
+
+[*]
+trim_trailing_whitespace = true
+insert_final_newline = true
+charset = utf-8
+indent_style = space
+end_of_line = lf
+indent_size = 2
+
+[*.java]
+indent_size = 4
diff --git a/README.md b/README.md
index c402942..668147d 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,11 @@
 # Predictr
 
-A football prediction game.  
+A football prediction game.
 Data for UEFA Euro 2024 included.
 
 ## Run locally
 
 ```
-./mvnw mn:run
-```
\ No newline at end of file
+./start-db.sh   # Database
+./mvnw mn:run   # Application
+```
diff --git a/docker-compose-database.yml b/docker-compose-database.yml
new file mode 100644
index 0000000..4818a0c
--- /dev/null
+++ b/docker-compose-database.yml
@@ -0,0 +1,16 @@
+services:
+  db:
+    image: postgres:16.2-alpine
+    restart: always
+    shm_size: 128mb
+    environment:
+      POSTGRES_USER: predictr
+      POSTGRES_PASSWORD: s3cret
+      POSTGRES_DB: predictr
+    ports:
+      - 5432:5432
+  adminer:
+    image: adminer:4.8.1-standalone
+    restart: always
+    ports:
+      - 9000:8080
diff --git a/pom.xml b/pom.xml
index f3fa552..d262fda 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,24 +2,25 @@
 <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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
-  <groupId>de.meonwax.predictr</groupId>
+  <groupId>de.meonwax</groupId>
   <artifactId>predictr</artifactId>
-  <version>0.1</version>
+  <version>0.1.0</version>
   <packaging>${packaging}</packaging>
 
   <parent>
     <groupId>io.micronaut.platform</groupId>
     <artifactId>micronaut-parent</artifactId>
-    <version>4.3.8</version>
+    <version>4.4.0</version>
   </parent>
   <properties>
     <packaging>jar</packaging>
     <jdk.version>21</jdk.version>
     <release.version>21</release.version>
-    <micronaut.version>4.3.8</micronaut.version>
-    <micronaut.aot.enabled>false</micronaut.aot.enabled>
-    <micronaut.aot.packageName>de.meonwax.predictr.aot.generated</micronaut.aot.packageName>
+    <micronaut.version>4.4.0</micronaut.version>
+    <micronaut.test.resources.enabled>true</micronaut.test.resources.enabled>
     <micronaut.runtime>netty</micronaut.runtime>
+    <micronaut.aot.enabled>false</micronaut.aot.enabled>
+    <micronaut.aot.packageName>de.meonwax.aot.generated</micronaut.aot.packageName>
     <exec.mainClass>de.meonwax.predictr.Application</exec.mainClass>
   </properties>
 
@@ -36,16 +37,41 @@
       <artifactId>micronaut-http-server-netty</artifactId>
       <scope>compile</scope>
     </dependency>
+    <dependency>
+      <groupId>io.micronaut.data</groupId>
+      <artifactId>micronaut-data-jdbc</artifactId>
+      <scope>compile</scope>
+    </dependency>
+    <dependency>
+      <groupId>io.micronaut.liquibase</groupId>
+      <artifactId>micronaut-liquibase</artifactId>
+      <scope>compile</scope>
+    </dependency>
     <dependency>
       <groupId>io.micronaut.serde</groupId>
       <artifactId>micronaut-serde-jackson</artifactId>
       <scope>compile</scope>
     </dependency>
+    <dependency>
+      <groupId>io.micronaut.sql</groupId>
+      <artifactId>micronaut-jdbc-hikari</artifactId>
+      <scope>compile</scope>
+    </dependency>
     <dependency>
       <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
       <scope>runtime</scope>
     </dependency>
+    <dependency>
+      <groupId>org.postgresql</groupId>
+      <artifactId>postgresql</artifactId>
+      <scope>runtime</scope>
+    </dependency>
+    <dependency>
+      <groupId>io.micronaut.testresources</groupId>
+      <artifactId>micronaut-test-resources-client</artifactId>
+      <scope>provided</scope>
+    </dependency>
     <dependency>
       <groupId>io.micronaut</groupId>
       <artifactId>micronaut-http-client</artifactId>
@@ -67,6 +93,7 @@
       <scope>test</scope>
     </dependency>
   </dependencies>
+
   <build>
     <plugins>
       <plugin>
@@ -87,7 +114,28 @@
           <!-- Uncomment to enable incremental compilation -->
           <!-- <useIncrementalCompilation>false</useIncrementalCompilation> -->
 
-          <annotationProcessorPaths combine.children="append">
+          <annotationProcessorPaths combine.self="override">
+            <path>
+              <groupId>io.micronaut</groupId>
+              <artifactId>micronaut-inject-java</artifactId>
+              <version>${micronaut.core.version}</version>
+            </path>
+            <path>
+              <groupId>io.micronaut.data</groupId>
+              <artifactId>micronaut-data-processor</artifactId>
+              <version>${micronaut.data.version}</version>
+              <exclusions>
+                <exclusion>
+                  <groupId>io.micronaut</groupId>
+                  <artifactId>micronaut-inject</artifactId>
+                </exclusion>
+              </exclusions>
+            </path>
+            <path>
+              <groupId>io.micronaut</groupId>
+              <artifactId>micronaut-graal</artifactId>
+              <version>${micronaut.core.version}</version>
+            </path>
             <path>
               <groupId>io.micronaut</groupId>
               <artifactId>micronaut-http-validation</artifactId>
@@ -106,7 +154,7 @@
             </path>
           </annotationProcessorPaths>
           <compilerArgs>
-            <arg>-Amicronaut.processing.group=de.meonwax.predictr</arg>
+            <arg>-Amicronaut.processing.group=de.meonwax</arg>
             <arg>-Amicronaut.processing.module=predictr</arg>
           </compilerArgs>
         </configuration>
diff --git a/src/main/java/de/meonwax/predictr/controller/ConfigController.java b/src/main/java/de/meonwax/predictr/controller/ConfigController.java
new file mode 100644
index 0000000..3b423f5
--- /dev/null
+++ b/src/main/java/de/meonwax/predictr/controller/ConfigController.java
@@ -0,0 +1,25 @@
+package de.meonwax.predictr.controller;
+
+import de.meonwax.predictr.entity.Config;
+import de.meonwax.predictr.repository.ConfigRepository;
+import io.micronaut.http.annotation.Controller;
+import io.micronaut.http.annotation.Get;
+
+import java.util.Optional;
+
+@Controller("/config")
+public class ConfigController {
+
+    private final ConfigRepository configRepository;
+
+    ConfigController(ConfigRepository configRepository) {
+        this.configRepository = configRepository;
+    }
+
+    @Get
+    Optional<Config> index() {
+        return configRepository.findAll()
+            .stream()
+            .findFirst();
+    }
+}
diff --git a/src/main/java/de/meonwax/predictr/entity/Config.java b/src/main/java/de/meonwax/predictr/entity/Config.java
new file mode 100644
index 0000000..74c1542
--- /dev/null
+++ b/src/main/java/de/meonwax/predictr/entity/Config.java
@@ -0,0 +1,22 @@
+package de.meonwax.predictr.entity;
+
+import io.micronaut.core.annotation.Nullable;
+import io.micronaut.data.annotation.Id;
+import io.micronaut.data.annotation.MappedEntity;
+import io.micronaut.serde.annotation.Serdeable;
+
+@MappedEntity
+@Serdeable
+public record Config(
+    @Id Long id,
+    String title,
+    String owner,
+    String adminEmail,
+    Boolean showImportantMessage,
+    Integer pointsResult,
+    Integer pointsTendency,
+    Integer pointsTendencySpread,
+    @Nullable String rulesEn,
+    @Nullable String rulesDe
+) {
+}
diff --git a/src/main/java/de/meonwax/predictr/repository/ConfigRepository.java b/src/main/java/de/meonwax/predictr/repository/ConfigRepository.java
new file mode 100644
index 0000000..1d89537
--- /dev/null
+++ b/src/main/java/de/meonwax/predictr/repository/ConfigRepository.java
@@ -0,0 +1,10 @@
+package de.meonwax.predictr.repository;
+
+import de.meonwax.predictr.entity.Config;
+import io.micronaut.data.jdbc.annotation.JdbcRepository;
+import io.micronaut.data.model.query.builder.sql.Dialect;
+import io.micronaut.data.repository.CrudRepository;
+
+@JdbcRepository(dialect = Dialect.POSTGRES)
+public interface ConfigRepository extends CrudRepository<Config, Long> {
+}
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
deleted file mode 100644
index 7eacd0b..0000000
--- a/src/main/resources/application.properties
+++ /dev/null
@@ -1,2 +0,0 @@
-#Wed Apr 17 21:23:00 UTC 2024
-micronaut.application.name=predictr
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
new file mode 100644
index 0000000..1043051
--- /dev/null
+++ b/src/main/resources/application.yml
@@ -0,0 +1,20 @@
+micronaut:
+  application:
+    name: predictr
+  server:
+    port: 8081
+
+datasources:
+  default:
+    url: jdbc:postgresql://localhost:5432/predictr
+    username: predictr
+    password: s3cret
+    driverClassName: org.postgresql.Driver
+    dialect: POSTGRES
+    schema-generate: NONE
+
+liquibase:
+  enabled: true
+  datasources:
+    default:
+      change-log: 'classpath:db/liquibase-changelog.xml'
diff --git a/src/main/resources/db/changelog/01-create-config-schema.xml b/src/main/resources/db/changelog/01-create-config-schema.xml
new file mode 100644
index 0000000..6dc4f27
--- /dev/null
+++ b/src/main/resources/db/changelog/01-create-config-schema.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<databaseChangeLog
+  xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
+         http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+
+  <changeSet id="01" author="meonwax">
+    <createTable tableName="config">
+      <column name="id" type="bigserial">
+        <constraints nullable="false" unique="true" primaryKey="true"/>
+      </column>
+      <column name="title" type="varchar(255)">
+        <constraints nullable="false"/>
+      </column>
+      <column name="owner" type="varchar(255)">
+        <constraints nullable="false"/>
+      </column>
+      <column name="admin_email" type="varchar(255)">
+        <constraints nullable="false"/>
+      </column>
+      <column name="show_important_message" type="boolean">
+        <constraints nullable="false"/>
+      </column>
+      <column name="points_result" type="int">
+        <constraints nullable="false"/>
+      </column>
+      <column name="points_tendency" type="int">
+        <constraints nullable="false"/>
+      </column>
+      <column name="points_tendency_spread" type="int">
+        <constraints nullable="false"/>
+      </column>
+      <column name="rules_en" type="text"/>
+      <column name="rules_de" type="text"/>
+    </createTable>
+  </changeSet>
+
+</databaseChangeLog>
diff --git a/src/main/resources/db/changelog/02-insert-config.xml b/src/main/resources/db/changelog/02-insert-config.xml
new file mode 100644
index 0000000..65462ef
--- /dev/null
+++ b/src/main/resources/db/changelog/02-insert-config.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<databaseChangeLog
+  xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
+         http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+
+  <changeSet id="02" author="meonwax">
+    <insert tableName="config">
+      <column name="title">Predictr</column>
+      <column name="owner">John Doe</column>
+      <column name="admin_email">admin@example.com</column>
+      <column name="show_important_message">true</column>
+      <column name="points_result">5</column>
+      <column name="points_tendency">2</column>
+      <column name="points_tendency_spread">3</column>
+    </insert>
+  </changeSet>
+
+</databaseChangeLog>
diff --git a/src/main/resources/db/liquibase-changelog.xml b/src/main/resources/db/liquibase-changelog.xml
new file mode 100644
index 0000000..1db1fb9
--- /dev/null
+++ b/src/main/resources/db/liquibase-changelog.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<databaseChangeLog
+  xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
+         http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+  <include file="changelog/01-create-config-schema.xml" relativeToChangelogFile="true"/>
+  <include file="changelog/02-insert-config.xml" relativeToChangelogFile="true"/>
+</databaseChangeLog>
diff --git a/src/main/resources/micronaut-banner.txt b/src/main/resources/micronaut-banner.txt
new file mode 100644
index 0000000..b05e2a1
--- /dev/null
+++ b/src/main/resources/micronaut-banner.txt
@@ -0,0 +1,6 @@
+
+  ▄▄▄·▄▄▄  ▄▄▄ .·▄▄▄▄  ▪   ▄▄· ▄▄▄▄▄▄▄▄
+ ▐█ ▄█▀▄ █·▀▄.▀·██▪ ██ ██ ▐█ ▌▪•██  ▀▄ █·
+  ██▀·▐▀▀▄ ▐▀▀▪▄▐█· ▐█▌▐█·██ ▄▄ ▐█.▪▐▀▀▄
+ ▐█▪·•▐█•█▌▐█▄▄▌██. ██ ▐█▌▐███▌ ▐█▌·▐█•█▌
+ .▀   .▀  ▀ ▀▀▀ ▀▀▀▀▀• ▀▀▀·▀▀▀  ▀▀▀ .▀  ▀
diff --git a/start-db.sh b/start-db.sh
new file mode 100755
index 0000000..ac98066
--- /dev/null
+++ b/start-db.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+set -eu
+cleanup() {
+  docker compose -f docker-compose-database.yml rm -fsv
+}
+trap cleanup EXIT
+docker compose -f docker-compose-database.yml up