add database config class in cli. add a function that can get all songs object from songs definition class.

- changed the target database from mysql to postgresql
  - so the db.table_prefix changed to db.struct.
- added getAll on Difficulties type
- renamed sekai-scores-db to sekai-meta
- add a new resource file, it will be the next song data storage method.

.gitignore

@@ -4,3 +4,4 @@
 build
 
 src/test/java/test/
+*/src/test/java/test/

build.gradle

@@ -19,7 +19,7 @@ dependencies {
 	testImplementation "org.junit.jupiter:junit-jupiter-api:${lib_junit_v}"
 	testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:${lib_junit_v}"
 	
-	testImplementation project(":sekai-scores-db")
+	testImplementation project(":sekai-meta")
 	
 }
 

gradle.properties

@@ -1,7 +1,7 @@
 ## Project Configurations
 
 # Proj Metadata
-projVersion = 0.4
+projVersion = 0.5
 
 
 # Dependencies

sekai-cli/build.gradle

@@ -15,6 +15,9 @@ dependencies {
 	compileOnly "com.github.spotbugs:spotbugs-annotations:${lib_spotbugs_v}"
 	
 	implementation rootProject
+	implementation project(":sekai-meta")
+	
+	implementation "org.postgresql:postgresql:${lib_postgres_driver}"
 	
 	testImplementation "org.junit.jupiter:junit-jupiter-api:${lib_junit_v}"
 	testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:${lib_junit_v}"

sekai-cli/gradle.properties

@@ -2,3 +2,6 @@
 
 # Proj Metadata
 moduleVersion = 0.5.1
+
+# dependencies
+lib_postgres_driver = 42.5.1

sekai-cli/src/main/java/cc/sukazyo/sekai_cli/Config.java

@@ -23,7 +23,7 @@ public class Config {
 	@Nonnull public final String db_name;
 	@Nonnull public final String db_auth_user;
 	@Nonnull public final String db_auth_pwd;
-	@Nullable public final String db_prefix;
+	@Nullable public final String db_schema;
 	
 	private Config (Properties props) {
 		// user config field
@@ -37,8 +37,8 @@ public class Config {
 		_debug("config field db.auth.user set: " + this.db_auth_user);
 		this.db_auth_pwd = getNonnull(props, "db.auth.password");
 		_debug("config field db.auth.password set.");
-		this.db_prefix = props.getProperty("db.table-prefix");
+		this.db_schema = props.getProperty("db.schema");
-		_debug(this.db_prefix == null ? "config field db.prefix unset." : "config field db.table-prefix set: " + this.db_prefix);
+		_debug(this.db_schema == null ? "config field db.schema unset." : "config field db.schema set: " + this.db_schema);
 	}
 	
 	@Nonnull
@@ -54,7 +54,7 @@ public class Config {
 		echo("db.database", db_name);
 		echo("db.auth.user", db_auth_user);
 		echo("db.auth.password", db_auth_pwd);
-		echo("db.table-prefix", db_prefix);
+		echo("db.schema", db_schema);
 	}
 	
 	private void echo (String k, String v) {

sekai-cli/src/main/java/cc/sukazyo/sekai_cli/db/PostgresConfig.java

@@ -0,0 +1,47 @@
+package cc.sukazyo.sekai_cli.db;
+
+import cc.sukazyo.sekai_cli.Config;
+
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+
+public class PostgresConfig {
+	
+	@Nonnull public final String host;
+	@Nonnull public final String database;
+	@Nullable public final String struct;
+	@Nonnull public final String user;
+	@Nonnull public final String token;
+	
+	public PostgresConfig (
+			@Nonnull String host, @Nonnull String database, @Nullable String struct,
+			@Nonnull String user, @Nonnull String token
+	) {
+		this.host = host;
+		this.database = database;
+		this.struct = struct;
+		this.user = user;
+		this.token = token;
+	}
+	
+	public PostgresConfig (Config global) {
+		this(global.db_host, global.db_name, global.db_schema, global.db_auth_user, global.db_auth_pwd);
+	}
+	
+	@Override
+	public String toString () {
+		return String.format("jdbc:postgresql://%s/%s", host, database);
+	}
+	
+	public String struct() {
+		return struct == null ? "default" : struct;
+	}
+	
+	public Connection connect () throws SQLException {
+		return DriverManager.getConnection(this.toString(), user, token);
+	}
+	
+}

sekai-meta/gradle.properties

@@ -1,4 +1,4 @@
 ## Project Configurations
 
 # Proj Metadata
-moduleVersion = 0.2.1
+moduleVersion = 0.3

sekai-meta/src/main/java/cc/sukazyo/sekai_scores/meta/project_sekai_colorful_stage/LeoNeed.java

@@ -1,4 +1,4 @@
-package cc.sukazyo.sekai_scores.db.project_sekai_colorful_stage;
+package cc.sukazyo.sekai_scores.meta.project_sekai_colorful_stage;
 
 import cc.sukazyo.sekai_scores.Difficulty;
 import cc.sukazyo.sekai_scores.DifficultiesSekai;
@@ -7,7 +7,7 @@ import cc.sukazyo.sekai_scores.SongUnit;
 
 import static cc.sukazyo.sekai_scores.DifficultiesSekai.*;
 
-public class LeoNeed {
+public class LeoNeed extends SongDefinition {
 	
 	/** <a href="https://www.sekaipedia.org/wiki/Calc.">...</a> */
 	public static final Song Calc = new Song(

sekai-meta/src/main/java/cc/sukazyo/sekai_scores/meta/project_sekai_colorful_stage/Nightcord25ji.java

@@ -1,4 +1,4 @@
-package cc.sukazyo.sekai_scores.db.project_sekai_colorful_stage;
+package cc.sukazyo.sekai_scores.meta.project_sekai_colorful_stage;
 
 import cc.sukazyo.sekai_scores.Difficulty;
 import cc.sukazyo.sekai_scores.DifficultiesSekai;
@@ -7,7 +7,7 @@ import cc.sukazyo.sekai_scores.SongUnit;
 
 import static cc.sukazyo.sekai_scores.DifficultiesSekai.*;
 
-public class Nightcord25ji {
+public class Nightcord25ji extends SongDefinition {
 	
 	/** <a href="https://www.sekaipedia.org/wiki/Kuyamu_to_Kaite_Mirai">...</a> */
 	public static final Song Kuyamu_to_Kaite_Mirai = new Song(
@@ -32,7 +32,7 @@ public class Nightcord25ji {
 			)
 	);
 	/** <a href="https://www.sekaipedia.org/wiki/ID_Smile">...</a> */
-	public static final Song ID_SMILE = new Song(
+	public static final Song ID_Smile = new Song(
 			116, "アイディスマイル", SongUnit.NIGHTCORD_25JI,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 7,  263),

sekai-meta/src/main/java/cc/sukazyo/sekai_scores/meta/project_sekai_colorful_stage/Other.java

@@ -1,4 +1,4 @@
-package cc.sukazyo.sekai_scores.db.project_sekai_colorful_stage;
+package cc.sukazyo.sekai_scores.meta.project_sekai_colorful_stage;
 
 import cc.sukazyo.sekai_scores.Difficulty;
 import cc.sukazyo.sekai_scores.DifficultiesSekai;
@@ -7,7 +7,7 @@ import cc.sukazyo.sekai_scores.SongUnit;
 
 import static cc.sukazyo.sekai_scores.DifficultiesSekai.*;
 
-public class Other {
+public class Other extends SongDefinition {
 	
 	
 	/** <a href="https://www.sekaipedia.org/wiki/Don%27t_Fight_The_Music">...</a> */

sekai-meta/src/main/java/cc/sukazyo/sekai_scores/meta/project_sekai_colorful_stage/SekaiSpecial.java

@@ -1,4 +1,4 @@
-package cc.sukazyo.sekai_scores.db.project_sekai_colorful_stage;
+package cc.sukazyo.sekai_scores.meta.project_sekai_colorful_stage;
 
 import cc.sukazyo.sekai_scores.Difficulty;
 import cc.sukazyo.sekai_scores.DifficultiesSekai;
@@ -7,7 +7,7 @@ import cc.sukazyo.sekai_scores.SongUnit;
 
 import static cc.sukazyo.sekai_scores.DifficultiesSekai.*;
 
-public class SekaiSpecial {
+public class SekaiSpecial extends SongDefinition {
 	
 	/** <a href="https://www.sekaipedia.org/wiki/Yoru_ni_Kakeru">...</a> */
 	public static final Song Yoru_ni_Kakeru = new Song(

sekai-meta/src/main/java/cc/sukazyo/sekai_scores/meta/project_sekai_colorful_stage/SongDefinition.java

@@ -0,0 +1,25 @@
+package cc.sukazyo.sekai_scores.meta.project_sekai_colorful_stage;
+
+import cc.sukazyo.sekai_scores.Song;
+
+import java.lang.reflect.Field;
+import java.util.ArrayList;
+import java.util.List;
+
+public abstract class SongDefinition {
+	
+	public Song[] songs() {
+		final List<Song> songs = new ArrayList<>();
+		for (Field field : this.getClass().getFields()) {
+			if (field.getType() == Song.class) {
+				try {
+					songs.add((Song)field.get(new Object()));
+				} catch (IllegalAccessException e) {
+					throw new RuntimeException(e);
+				}
+			}
+		}
+		return songs.toArray(Song[]::new);
+	}
+	
+}

sekai-meta/src/main/java/cc/sukazyo/sekai_scores/meta/project_sekai_colorful_stage/VSinger.java

@@ -1,4 +1,4 @@
-package cc.sukazyo.sekai_scores.db.project_sekai_colorful_stage;
+package cc.sukazyo.sekai_scores.meta.project_sekai_colorful_stage;
 
 import cc.sukazyo.sekai_scores.Difficulty;
 import cc.sukazyo.sekai_scores.DifficultiesSekai;
@@ -7,7 +7,7 @@ import cc.sukazyo.sekai_scores.SongUnit;
 
 import static cc.sukazyo.sekai_scores.DifficultiesSekai.*;
 
-public class VSinger {
+public class VSinger extends SongDefinition {
 	
 	/** <a href="https://www.sekaipedia.org/wiki/Donna_Ketsumatsu_ga_Onozomi_Dai%3F">...</a> */
 	public static final Song Luka_Luka_Night_Fever = new Song(

sekai-meta/src/main/java/cc/sukazyo/sekai_scores/meta/project_sekai_colorful_stage/WonderlandsShowtime.java

@@ -1,4 +1,4 @@
-package cc.sukazyo.sekai_scores.db.project_sekai_colorful_stage;
+package cc.sukazyo.sekai_scores.meta.project_sekai_colorful_stage;
 
 import cc.sukazyo.sekai_scores.Difficulty;
 import cc.sukazyo.sekai_scores.DifficultiesSekai;
@@ -7,7 +7,7 @@ import cc.sukazyo.sekai_scores.SongUnit;
 
 import static cc.sukazyo.sekai_scores.DifficultiesSekai.*;
 
-public class WonderlandsShowtime {
+public class WonderlandsShowtime extends SongDefinition {
 	
 	/** <a href="https://www.sekaipedia.org/wiki/Donna_Ketsumatsu_ga_Onozomi_Dai%3F">...</a> */
 	public static final Song Donna_Ketsumatsu_ga_Onozomi_Dai = new Song(

sekai-meta/src/main/resources/sekai-meta/VSinger.list

@@ -0,0 +1,17 @@
+
+[Tell_Your_World]
+id=1
+title=Tell Your World
+producer=kz
+arranger=kz
+composer=kz
+lyricist=kz
+commissioned=false
+bpm=150
+duration=2:03.3
+released_date=2019-06-10
+difficulty.easy=5;220
+difficulty.normal=10;492
+difficulty.hard=16;719
+difficulty.expert=22;961
+difficulty.master=26;1147

settings.gradle

@@ -1,4 +1,4 @@
 rootProject.name = 'sekai-scores'
 include 'sekai-cli'
-include 'sekai-scores-db'
+include 'sekai-meta'
 

src/main/java/cc/sukazyo/sekai_scores/Difficulties.java

@@ -5,6 +5,8 @@ import java.util.function.Consumer;
 
 public interface Difficulties {
 	
+	Difficulty[] getAll ();
+	
 	void forEach(@Nonnull Consumer<Difficulty> action);
 	
 }

src/main/java/cc/sukazyo/sekai_scores/DifficultiesSekai.java

@@ -17,6 +17,11 @@ public record DifficultiesSekai(
 	public static final String EXPERT_NAME = "EXPERT";
 	public static final String MASTER_NAME = "MASTER";
 	
+	@Override
+	public Difficulty[] getAll () {
+		return new Difficulty[]{easy, normal, hard, expert, master};
+	}
+	
 	@Override
 	public void forEach (@Nonnull Consumer<Difficulty> action) {
 		action.accept(easy);