change data/meta definition.

- change the id and seq and name def of SongUnit
- change and added fields to Song
- change and added fields to Difficulty
- add subproj sekai-database for db connection and action(empty currently)
- add sekai-cli command database to execute database manager action(no implementation currently)

gradle.properties

@@ -1,7 +1,7 @@
 ## Project Configurations
 
 # Proj Metadata
-projVersion = 0.5
+projVersion = 0.6
 
 
 # Dependencies

sekai-cli/gradle.properties

@@ -1,7 +1,7 @@
 ## Project Configurations
 
 # Proj Metadata
-moduleVersion = 0.5.1
+moduleVersion = 0.5.2
 
 # dependencies
 lib_postgres_driver = 42.5.1

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

@@ -2,6 +2,7 @@ package cc.sukazyo.sekai_cli;
 
 import cc.sukazyo.sekai_cli.client.AddScore;
 import cc.sukazyo.sekai_cli.client.Configs;
+import cc.sukazyo.sekai_cli.client.Database;
 
 import java.util.List;
 
@@ -28,12 +29,19 @@ public class ClientMain {
 		
 		if ($args.size() > 0) {
 			final String i0 = $args.remove(0);
-			if (i0.equals("add")) {
-				AddScore.main($args.toArray(String[]::new));
-				$done();
-			} else if (i0.equals("config")) {
-				Configs.main($args.toArray(String[]::new));
-				$done();
+			switch (i0) {
+				case "add" -> {
+					AddScore.main($args.toArray(String[]::new));
+					$done();
+				}
+				case "config" -> {
+					Configs.main($args.toArray(String[]::new));
+					$done();
+				}
+				case "database" -> {
+					Database.main($args.toArray(String[]::new));
+					$done();
+				}
 			}
 		}
 		

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

@@ -1,5 +1,7 @@
 package cc.sukazyo.sekai_cli;
 
+import cc.sukazyo.sekai_cli.db.PostgresConfig;
+
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import java.io.File;
@@ -25,6 +27,12 @@ public class Config {
 	@Nonnull public final String db_auth_pwd;
 	@Nullable public final String db_schema;
 	
+	private PostgresConfig db = null;
+	public PostgresConfig db () {
+		if (db == null) db = new PostgresConfig(this);
+		return db;
+	}
+	
 	private Config (Properties props) {
 		// user config field
 		this.sekai_id = Long.parseLong(props.getProperty("user.sekai-id"));

sekai-cli/src/main/java/cc/sukazyo/sekai_cli/client/Database.java

@@ -0,0 +1,46 @@
+package cc.sukazyo.sekai_cli.client;
+
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.List;
+
+import static cc.sukazyo.sekai_cli.Log._debug;
+import static cc.sukazyo.sekai_cli.Log._user;
+
+public class Database {
+	
+	public static void main (String[] args) {
+		
+		final List<String> $args = Arrays.asList(args);
+		
+		final String subcommand = $args.remove(0);
+		if (subcommand.equals("import")) {
+			if ($args.isEmpty()) {
+				System.out.println("""
+						database import: <type> <file-path>
+						currently available types:
+						  song
+						  song-difficulty
+						""");
+			} else {
+				final Path file;
+				try { file = Paths.get($args.remove(1)); }
+				catch (IndexOutOfBoundsException e) {
+					_user("database import: need a file path.");
+					_debug(e);
+				}
+				switch ($args.remove(0)) {
+					case "song" ->
+							_user("type song: WIP");
+					case "song-difficulty" ->
+							_user("type song-difficulty: WIP");
+					default ->
+							_user("unavailable type.\ncurrently available types:\n  song\n  song-difficulty");
+				}
+			}
+		}
+		
+	}
+	
+}

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

@@ -37,7 +37,11 @@ public class PostgresConfig {
 	}
 	
 	public String struct() {
-		return struct == null ? "default" : struct;
+		return struct;
+	}
+	
+	public String table (String table) {
+		return (struct == null ? "" : '"' + struct() + '"' + ".") + '"' + table + '"';
 	}
 	
 	public Connection connect () throws SQLException {

sekai-database/build.gradle

@@ -0,0 +1,19 @@
+plugins {
+    id 'java'
+}
+
+group 'cc.sukazyo'
+version projVersion
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testImplementation "org.junit.jupiter:junit-jupiter-api:${lib_junit_v}"
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:${lib_junit_v}"
+}
+
+test {
+    useJUnitPlatform()
+}

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

@@ -11,7 +11,7 @@ public class LeoNeed extends SongDefinition {
 	
 	/** <a href="https://www.sekaipedia.org/wiki/Calc.">...</a> */
 	public static final Song Calc = new Song(
-			243, "Calc.", SongUnit.LEO_NEED,
+			243, "Calc.", SongUnit.LIGHT_SOUND,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 7,  325),
 					new Difficulty(NORMAL_NAME,13,  464),

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

@@ -11,7 +11,7 @@ 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(
-			60, "悔やむと書いてミライ", SongUnit.NIGHTCORD_25JI,
+			60, "悔やむと書いてミライ", SongUnit.SCHOOL_REFUSAL,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 8,  190),
 					new Difficulty(NORMAL_NAME,13,  440),
@@ -22,7 +22,7 @@ public class Nightcord25ji extends SongDefinition {
 	);
 	/** <a href="https://www.sekaipedia.org/wiki/Keitai_Renwa">...</a> */
 	public static final Song Keitai_Renwa = new Song(
-			61, "携帯恋話", SongUnit.NIGHTCORD_25JI,
+			61, "携帯恋話", SongUnit.SCHOOL_REFUSAL,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME,  8,  204),
 					new Difficulty(NORMAL_NAME, 12,  361),
@@ -33,7 +33,7 @@ public class Nightcord25ji extends SongDefinition {
 	);
 	/** <a href="https://www.sekaipedia.org/wiki/ID_Smile">...</a> */
 	public static final Song ID_Smile = new Song(
-			116, "アイディスマイル", SongUnit.NIGHTCORD_25JI,
+			116, "アイディスマイル", SongUnit.SCHOOL_REFUSAL,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 7,  263),
 					new Difficulty(NORMAL_NAME,12,  439),
@@ -44,7 +44,7 @@ public class Nightcord25ji extends SongDefinition {
 	);
 	/** <a href="https://www.sekaipedia.org/wiki/Saisei">...</a> */
 	public static final Song Saisei = new Song(
-			142, "再生", SongUnit.NIGHTCORD_25JI,
+			142, "再生", SongUnit.SCHOOL_REFUSAL,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 5,  124),
 					new Difficulty(NORMAL_NAME,11,  221),
@@ -55,7 +55,7 @@ public class Nightcord25ji extends SongDefinition {
 	);
 	/** <a href="https://www.sekaipedia.org/wiki/Kanade_Tomosu_Sora">...</a> */
 	public static final Song Kanade_Tomosu_Sora = new Song(
-			149, "カナデトモスソラ", SongUnit.NIGHTCORD_25JI,
+			149, "カナデトモスソラ", SongUnit.SCHOOL_REFUSAL,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 6,  213),
 					new Difficulty(NORMAL_NAME,11,  312),

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

@@ -11,7 +11,7 @@ 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(
-			139, "夜に駆ける", SongUnit.SP,
+			139, "夜に駆ける", SongUnit._X,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 6,  182),
 					new Difficulty(NORMAL_NAME,11,  357),
@@ -22,7 +22,7 @@ public class SekaiSpecial extends SongDefinition {
 	);
 	/** <a href="https://www.sekaipedia.org/wiki/Gunjou_Sanka">...</a> */
 	public static final Song Gunjou_Sanka = new Song(
-			141, "群青讃歌", SongUnit.SP,
+			141, "群青讃歌", SongUnit._X,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 7,  199),
 					new Difficulty(NORMAL_NAME,13,  344),
@@ -33,7 +33,7 @@ public class SekaiSpecial extends SongDefinition {
 	);
 	/** <a href="https://www.sekaipedia.org/wiki/Journey">...</a> */
 	public static final Song Journey = new Song(
-			235, "Journey", SongUnit.SP,
+			235, "Journey", SongUnit._X,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 6,  199),
 					new Difficulty(NORMAL_NAME,12,  512),

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

@@ -11,7 +11,7 @@ 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(
-			216, "ルカルカ★ナイトフィーバー", SongUnit.VSINGER,
+			216, "ルカルカ★ナイトフィーバー", SongUnit.PIAPRO,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 7,  218),
 					new Difficulty(NORMAL_NAME,13,  457),

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

@@ -11,7 +11,7 @@ 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(
-			290, "どんな結末がお望みだい？", SongUnit.WONDERLANDS_SHOWTIME,
+			290, "どんな結末がお望みだい？", SongUnit.THEME_PARK,
 			new DifficultiesSekai(
 					new Difficulty(  EASY_NAME, 8,  215),
 					new Difficulty(NORMAL_NAME,12,  325),

settings.gradle

@@ -1,4 +1,5 @@
 rootProject.name = 'sekai-scores'
 include 'sekai-cli'
 include 'sekai-meta'
+include 'sekai-database'
 

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

@@ -6,11 +6,26 @@ import javax.annotation.Nonnegative;
 import javax.annotation.Nonnull;
 
 public record Difficulty(
-		@Nonnegative String id,
+		@Nonnull String id,
 		@Nonnegative int level,
-		@Nonnegative int noteCount
+		@Nonnegative int noteCount,
+		int levelPlus,
+		int levelPlus_f,
+		int levelPlus_p
 ) {
 	
+	public static final int NULL = -1;
+	
+	/**
+	 * capability constructor for v0.5
+	 */
+	public Difficulty (@Nonnull String id, @Nonnegative int level, @Nonnegative int noteCount) {
+		this(
+				id, level, noteCount,
+				NULL, NULL, NULL
+		);
+	}
+	
 	/**
 	 * @since 0.4
 	 */
@@ -42,6 +57,9 @@ public record Difficulty(
 		return String.format("{%s}", toStringSimple());
 	}
 	
+	/**
+	 * outdated since v0.6: data type update
+	 */
 	@Nonnull
 	public String toStringSimple () {
 		return String.format(

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

@@ -3,14 +3,39 @@ package cc.sukazyo.sekai_scores;
 import cc.sukazyo.sekai_scores.util.Converter;
 
 import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import java.time.Duration;
+import java.time.ZonedDateTime;
 
 public record Song(
 		int id,
 		@Nonnull String name,
 		@Nonnull SongUnit unit,
-		@Nonnull Difficulties difficulties
+		@Nonnull Difficulties difficulties,
+		@Nullable String producer,
+		@Nullable String arranger,
+		@Nullable String composer,
+		@Nullable String lyricist,
+		@Nullable int[] bpm,
+		@Nullable Duration duration,
+		@Nullable ZonedDateTime releaseDate,
+		@Nullable String[] nameAlias
 ) {
 	
+	/**
+	 * capability constructor for v0.5
+	 */
+	public Song (int id, @Nonnull String name, @Nonnull SongUnit unit, @Nonnull Difficulties difficulties) {
+		this(
+				id, name, unit, difficulties,
+				null, null, null, null,
+				null, null, null, null
+		);
+	}
+	
+	/**
+	 * !! outdated since v0.6: data type update
+	 */
 	@Override
 	@Nonnull
 	public String toString () {

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

@@ -6,17 +6,17 @@ import javax.annotation.Nonnull;
 
 public enum SongUnit {
 	
-	VSINGER(0, "VIRTUAL SINGER"),
-	LEO_NEED(1, "Leo/need"),
-	MORE_MORE_JUMP(2, "MORE MORE JUMP!"),
-	VIVID_BAD_SQUAD(3, "Vivid BAD SQUAD"),
-	WONDERLANDS_SHOWTIME(4, "ワンダーランズ×ショウタイム"),
-	NIGHTCORD_25JI(5, "25時、ナイトコードで。"),
+	PIAPRO(1, "VIRTUAL SINGER"),
+	LIGHT_SOUND(2, "Leo/need"),
+	IDOL(3, "MORE MORE JUMP!"),
+	STREET(4, "Vivid BAD SQUAD"),
+	THEME_PARK(5, "ワンダーランズ×ショウタイム"),
+	SCHOOL_REFUSAL(6, "25時、ナイトコードで。"),
 	/**
 	 * Just the "other" unit in game.
 	 * @since 0.2
 	 */
-	OTHER(-1, "other"),
+	OTHER(7, "other"),
 	/**
 	 * It collects that songs belongs to multiple units.
 	 * <p>
@@ -27,27 +27,41 @@ public enum SongUnit {
 	 * This unit/group doesn't exist in the game.
 	 * @since 0.2
 	 */
-	SP(-2, "セカイ")
+	_X(-1, "セカイ")
 	;
 	
+	public SongUnit getBySeq(int seq) {
+		return switch (seq) {
+			case 1 -> PIAPRO;
+			case 2 -> LIGHT_SOUND;
+			case 3 -> IDOL;
+			case 4 -> STREET;
+			case 5 -> THEME_PARK;
+			case 6 -> SCHOOL_REFUSAL;
+			case 7 -> OTHER;
+			case -1 -> _X;
+			default -> null;
+		};
+	}
+	
 	/**
 	 * An id of this group/unit.
 	 * <p>
-	 * The value start at 0 for {@link #VSINGER}
+	 * The value start at 1 for {@link #PIAPRO} which is <i>VIRTUAL SINGER</i>
 	 * and increment according to the order of the groups/units in the game.
 	 * <p>
 	 * for some special group/unit, it has a special id:
 	 * <ul>
-	 *     <li>{@link #OTHER}: {@link -1}, as a special group that even exists in game</li>
-	 *     <li>{@link #SP}: {@link -2}, as a group that doesn't exist in game</li>
+	 *     <li>{@link #OTHER}: {@link 7}, as a special group that even exists in game</li>
+	 *     <li>{@link #_X}: {@link -1}, as a group that doesn't exist in game</li>
 	 * </ul>
 	 * @since 0.3
 	 */
-	public final int id;
+	public final int seq;
 	@Nonnull public final String name;
 	
-	SongUnit (int id, @Nonnull String name) {
-		this.id = id;
+	SongUnit (int seq, @Nonnull String name) {
+		this.seq = seq;
 		this.name = name;
 	}
 	
@@ -55,8 +69,8 @@ public enum SongUnit {
 	@Nonnull
 	public String toString() {
 		return String.format(
-				"{\"id\":%d,\"fullname\":%s}",
-				id,
+				"{\"seq\":%d,\"fullname\":%s}",
+				seq,
 				Converter.parseJSONString(name)
 		);
 	}